{"id":4788,"date":"2020-11-30T08:43:32","date_gmt":"2020-11-30T07:43:32","guid":{"rendered":"http:\/\/zuern.biz\/business-units\/building-materials\/surface-boxes-cast-iron\/dvgw-certification\/"},"modified":"2024-08-09T13:26:36","modified_gmt":"2024-08-09T11:26:36","slug":"dvgw-certification","status":"publish","type":"page","link":"https:\/\/www.zuern.com\/en\/business-units\/building-materials\/surface-boxes-cast-iron\/dvgw-certification\/","title":{"rendered":"DVGW certification"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"4788\" class=\"elementor elementor-4788 elementor-722\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2056b29 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2056b29\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-d024323\" data-id=\"d024323\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2daaf1b elementor-widget elementor-widget-image\" data-id=\"2daaf1b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"1200\" height=\"313\" src=\"https:\/\/www.zuern.com\/wp-content\/uploads\/2020\/10\/strassenkappen_zuern-2.jpg\" class=\"attachment-full size-full wp-image-2564\" alt=\"Z\u00dcRN building materials, e.g. B. surface boxes with DVGW-certification\" srcset=\"https:\/\/www.zuern.com\/wp-content\/uploads\/2020\/10\/strassenkappen_zuern-2.jpg 1200w, https:\/\/www.zuern.com\/wp-content\/uploads\/2020\/10\/strassenkappen_zuern-2-300x78.jpg 300w, https:\/\/www.zuern.com\/wp-content\/uploads\/2020\/10\/strassenkappen_zuern-2-1024x267.jpg 1024w, https:\/\/www.zuern.com\/wp-content\/uploads\/2020\/10\/strassenkappen_zuern-2-768x200.jpg 768w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-26b16ce5 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"26b16ce5\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-cd2150c\" data-id=\"cd2150c\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-6c70c21c elementor-widget elementor-widget-text-editor\" data-id=\"6c70c21c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h1>DVGW certification<\/h1>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-37b7fc6c elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"37b7fc6c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-5200e50 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5200e50\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-3a7fd78\" data-id=\"3a7fd78\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;slideshow&quot;,&quot;background_slideshow_gallery&quot;:[],&quot;background_slideshow_loop&quot;:&quot;yes&quot;,&quot;background_slideshow_slide_duration&quot;:5000,&quot;background_slideshow_slide_transition&quot;:&quot;fade&quot;,&quot;background_slideshow_transition_duration&quot;:500}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-ac44ef8 elementor-widget elementor-widget-text-editor\" data-id=\"ac44ef8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Testing and certification of our surface boxes according to <\/strong><strong>DIN 3580<\/strong><\/p>\n<p style=\"text-align: justify;\">In the area of pipeline construction, the surface boxes are exposed to the highest loads due to the connection to the surface. Depending on the installation situation, heavy traffic, clearing vehicles, heat and cold, ice and snow affect the surface boxes. The fittings installed in them should be well protected, the surface boxes should be embedded at road level and the covers should function properly. They achieve this through professional installation, regular maintenance and the delivery of DIN-compliant surface boxes with DVGW certification.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-c8966e0\" data-id=\"c8966e0\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;slideshow&quot;,&quot;background_slideshow_gallery&quot;:[],&quot;background_slideshow_loop&quot;:&quot;yes&quot;,&quot;background_slideshow_slide_duration&quot;:5000,&quot;background_slideshow_slide_transition&quot;:&quot;fade&quot;,&quot;background_slideshow_transition_duration&quot;:500}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-a77f9e4 elementor-widget elementor-widget-image\" data-id=\"a77f9e4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"245\" height=\"247\" src=\"https:\/\/www.zuern.com\/wp-content\/uploads\/2020\/10\/strassenkappen_dvgw_zertifizierung_druckpruefung.jpg\" class=\"attachment-large size-large wp-image-2427\" alt=\"\" srcset=\"https:\/\/www.zuern.com\/wp-content\/uploads\/2020\/10\/strassenkappen_dvgw_zertifizierung_druckpruefung.jpg 245w, https:\/\/www.zuern.com\/wp-content\/uploads\/2020\/10\/strassenkappen_dvgw_zertifizierung_druckpruefung-150x150.jpg 150w\" sizes=\"(max-width: 245px) 100vw, 245px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-4c4b407 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"4c4b407\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-4632710\" data-id=\"4632710\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;slideshow&quot;,&quot;background_slideshow_gallery&quot;:[],&quot;background_slideshow_loop&quot;:&quot;yes&quot;,&quot;background_slideshow_slide_duration&quot;:5000,&quot;background_slideshow_slide_transition&quot;:&quot;fade&quot;,&quot;background_slideshow_transition_duration&quot;:500}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-1626123 elementor-widget elementor-widget-text-editor\" data-id=\"1626123\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: justify;\"><span style=\"font-size: 18px; text-align: justify;\">Z\u00fcrn stands for this quality! In order to guarantee DVGW certification, we test our DIN surface boxes according to the requirements of DIN 3580. In addition, our results are checked and confirmed with external monitoring of our production by a prescribed, external testing institute. Furthermore, we carry out ongoing testing processes during production on a voluntary basis. Only these road caps receive the DVGW marking from us,<\/span><\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6a2a17d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6a2a17d\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-3654aee1\" data-id=\"3654aee1\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-06938cc elementor-widget elementor-widget-text-editor\" data-id=\"06938cc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: justify;\">The two components cover and housing are tested during the DVGW test. A load of at least 200 kN is required for the cover before material fatigue can occur. Here, a test stamp with a small number of copies is used to simulate high point loads. The stamp size is precisely specified by the DVGW. <\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-a285a85\" data-id=\"a285a85\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-dc2e568 elementor-widget elementor-widget-image\" data-id=\"dc2e568\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"245\" height=\"120\" src=\"https:\/\/www.zuern.com\/wp-content\/uploads\/2020\/10\/strassenkappen_dvgw_zertifizierung.jpg\" class=\"attachment-large size-large wp-image-2425\" alt=\"\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-a567658 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"a567658\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-ef50f51\" data-id=\"ef50f51\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-b2d6edf elementor-widget elementor-widget-text-editor\" data-id=\"b2d6edf\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: justify;\">The point loading on a small area is significantly higher in relation to a surface loading. The housing is tested with 400 kN. A much higher load. Here the DVGW prescribes the size of the test stamp too. The DVGW strictly monitors compliance with the regulations. This is done by independent external test institutes that monitor our test methods, results and production. In order to guarantee the quality for the complete production batches, we carry out ongoing testing processes during production on a voluntary basis. With these test criteria, we simulate the loads on an installed surface box.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-4dfafa2 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"4dfafa2\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-0c8b6de\" data-id=\"0c8b6de\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-8045572 elementor-widget elementor-widget-spacer\" data-id=\"8045572\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-eea072b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"eea072b\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-4aaebf2\" data-id=\"4aaebf2\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;slideshow&quot;,&quot;background_slideshow_gallery&quot;:[],&quot;background_slideshow_loop&quot;:&quot;yes&quot;,&quot;background_slideshow_slide_duration&quot;:5000,&quot;background_slideshow_slide_transition&quot;:&quot;fade&quot;,&quot;background_slideshow_transition_duration&quot;:500}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-a7b9240 elementor-widget elementor-widget-text-editor\" data-id=\"a7b9240\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Check regulations:<\/strong><\/p>\n<ul>\n<li>DVGW test according to DIN 3580<\/li>\n<li>Pressure load test with prescribed punch sizes<\/li>\n<li>Load values cover 200 kN \/ housing 400 kN<\/li>\n<li>Dimensional and functional test according to the respective DIN standards<\/li>\n<li>External monitoring by a neutral testing institute<\/li>\n<li>ongoing testing processes during manufacture<\/li>\n<\/ul>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-f70be95\" data-id=\"f70be95\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-adca7b4 elementor-widget elementor-widget-image\" data-id=\"adca7b4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/www.zuern.com\/en\/download\/certificates\/\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"283\" height=\"400\" src=\"https:\/\/www.zuern.com\/wp-content\/uploads\/2020\/10\/strassenkappen_dvgw_din_4055_zerfizierung.jpg\" class=\"attachment-large size-large wp-image-2423\" alt=\"\" srcset=\"https:\/\/www.zuern.com\/wp-content\/uploads\/2020\/10\/strassenkappen_dvgw_din_4055_zerfizierung.jpg 283w, https:\/\/www.zuern.com\/wp-content\/uploads\/2020\/10\/strassenkappen_dvgw_din_4055_zerfizierung-212x300.jpg 212w\" sizes=\"(max-width: 283px) 100vw, 283px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-4ad0011 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"4ad0011\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-07f6ae1\" data-id=\"07f6ae1\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-ba12b4f elementor-widget elementor-widget-spacer\" data-id=\"ba12b4f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-38c685f elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"38c685f\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-baf053b\" data-id=\"baf053b\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;slideshow&quot;,&quot;background_slideshow_gallery&quot;:[],&quot;background_slideshow_loop&quot;:&quot;yes&quot;,&quot;background_slideshow_slide_duration&quot;:5000,&quot;background_slideshow_slide_transition&quot;:&quot;fade&quot;,&quot;background_slideshow_transition_duration&quot;:500}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-30370cd elementor-widget elementor-widget-text-editor\" data-id=\"30370cd\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>How to recognize this quality:<\/strong><\/p>\n<ul>\n<li>Test number cast in the lid<\/li>\n<li>DVGW marking on the surface box base<\/li>\n<li>DVGW certificate with test number<\/li>\n<\/ul>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-266dbc3\" data-id=\"266dbc3\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-945cc5b elementor-widget elementor-widget-image\" data-id=\"945cc5b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"520\" height=\"181\" src=\"https:\/\/www.zuern.com\/wp-content\/uploads\/2020\/10\/strassenkappen_dvwg_zertifizierung_ablauf.jpg\" class=\"attachment-large size-large wp-image-2429\" alt=\"\" srcset=\"https:\/\/www.zuern.com\/wp-content\/uploads\/2020\/10\/strassenkappen_dvwg_zertifizierung_ablauf.jpg 520w, https:\/\/www.zuern.com\/wp-content\/uploads\/2020\/10\/strassenkappen_dvwg_zertifizierung_ablauf-300x104.jpg 300w\" sizes=\"(max-width: 520px) 100vw, 520px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-4446a74 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"4446a74\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-e4e587f\" data-id=\"e4e587f\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-21ce007 elementor-widget elementor-widget-text-editor\" data-id=\"21ce007\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>DVGW requirements and tests according to gas and water standards:<\/strong><\/p>\n<ul>\n<li><a href=\"https:\/\/www.dvgw-regelwerk.de\/plus\/#technische-regel\/dvgw-gas-und-wasserfachliche-norm-din-3580-1\/6128c7\" target=\"_blank\" rel=\"noopener\">DIN 3580-1 2022-08<\/a> <\/li>\n<li><a href=\"https:\/\/www.dvgw-regelwerk.de\/plus\/#technische-regel\/dvgw-gas-und-wasserfachliche-norm-din-3580-2\/53ef82\" target=\"_blank\" rel=\"noopener\">DIN 3580-2 2022-08<\/a><\/li>\n<li><a href=\"https:\/\/www.dvgw-regelwerk.de\/plus\/#technische-regel\/dvgw-gas-und-wasserfachliche-norm-din-3580-4\/dbed2f\" target=\"_blank\" rel=\"noopener\">DIN 3580-4 2022-08<\/a><\/li>\n<\/ul>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-26ec3ac7 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"26ec3ac7\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-6d53bd74\" data-id=\"6d53bd74\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e406408 elementor-widget elementor-widget-spacer\" data-id=\"e406408\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>DVGW certification Testing and certification of our surface boxes according to DIN 3580 In the area of pipeline construction, the surface boxes are exposed to the highest loads due to the connection to the surface. Depending on the installation situation, heavy traffic, clearing vehicles, heat and cold, ice and snow affect the surface boxes. The [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":4226,"menu_order":5,"comment_status":"closed","ping_status":"closed","template":"","meta":{"site-sidebar-layout":"no-sidebar","site-content-layout":"page-builder","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"disabled","ast-breadcrumbs-content":"","ast-featured-img":"disabled","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"class_list":["post-4788","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.zuern.com\/en\/wp-json\/wp\/v2\/pages\/4788","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.zuern.com\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.zuern.com\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.zuern.com\/en\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.zuern.com\/en\/wp-json\/wp\/v2\/comments?post=4788"}],"version-history":[{"count":10,"href":"https:\/\/www.zuern.com\/en\/wp-json\/wp\/v2\/pages\/4788\/revisions"}],"predecessor-version":[{"id":15319,"href":"https:\/\/www.zuern.com\/en\/wp-json\/wp\/v2\/pages\/4788\/revisions\/15319"}],"up":[{"embeddable":true,"href":"https:\/\/www.zuern.com\/en\/wp-json\/wp\/v2\/pages\/4226"}],"wp:attachment":[{"href":"https:\/\/www.zuern.com\/en\/wp-json\/wp\/v2\/media?parent=4788"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}