{"product_id":"en1092-1-weld-neck-flange-carbon-steel","title":"EN1092-1 Weld Neck Flange | Carbon Steel A105\/20# PN16\/PN25\/PN40 RF Forged Flanges for European Standard Industrial and Oil Gas Piping Projects","description":"\u003cdiv data-page-id=\"Q6dWfnN2rdc1RvchdVgc7Sy6nNc\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-Xc9ifYhgmda1pIcy169ca5sTnKe\"\u003eEN1092-1 Weld Neck Flanges are forged carbon steel piping components, manufactured in strict compliance with \u003cstrong\u003eEuropean EN1092-1 standard\u003c\/strong\u003e (PN Series), tailored for industrial piping systems in EU countries, the Middle East, and other regions that adopt European standards. Made from high-quality carbon steel, these flanges ensure reliable butt-weld connection, perfect dimensional compatibility, and meet the strict quality requirements of European industrial projects.\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-ULMPf4q53dsD8sctpG2cTndXn9b\"\u003eWith a long tapered hub and precision machining, these flanges are widely used in European oil \u0026amp; gas, chemical, power, and water treatment industries, providing stable performance and full compliance with EU industrial norms, making them a mainstream choice for European market buyers.\u003c\/div\u003e\n\u003ch2 class=\"heading-2 ace-line old-record-id-MDHFfUKfCdVOt6cYoTccZwM2nqh\"\u003eKey Features\u003c\/h2\u003e\n\u003cul start=\"1\" class=\"list-bullet1\"\u003e\n\u003cli class=\"ace-line ace-line old-record-id-S54HfdaRbdtAQpcB5JYcuUban6g\" data-list=\"bullet\"\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eExecutive Standard\u003c\/strong\u003e: Strictly compliant with EN1092-1 (European standard for flanges), compatible with PN pressure series, fully meeting EU industrial requirements\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-DAChfbjg5dHRq2cJfJaclpnDnKb\" data-list=\"bullet\"\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: Forged carbon steel (ASTM A105 \/ 20#), matching European material standards, with excellent mechanical strength and processability\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-EzbSfwYRIdkWJdcdMDqcRj0zn2d\" data-list=\"bullet\"\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eConnection\u003c\/strong\u003e: Butt-weld end with long tapered hub, effectively reducing stress concentration and ensuring long-term weld integrity\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-AzMpfg2EQdOVPdcgjSZcopJYn3f\" data-list=\"bullet\"\u003e\n\u003cdiv\u003e\n\u003cstrong\u003ePressure Ratings\u003c\/strong\u003e: PN10, PN16, PN25, PN40, PN63 (EU mainstream PN grades), fully adapting to European industrial pressure demands\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-MNO2f5PmQdy8nmc5XNJcEG3Vnoe\" data-list=\"bullet\"\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eSealing Face Types\u003c\/strong\u003e: RF (Raised Face), FF (Flat Face), MFM (Male-Female Face) – the most commonly used types in European industrial applications\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-VZhifNJV3d7Y3Jc0Gk8c3sifnNK\" data-list=\"bullet\"\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eDimensional Accuracy\u003c\/strong\u003e: 100% compliance with EN1092-1 dimensional specifications, ensuring perfect compatibility with European standard pipes\/fittings\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-AxoRfKLc3dbyc3ceclZcph8sn3e\" data-list=\"bullet\"\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eQuality Compliance\u003c\/strong\u003e: Meet EU CE certification requirements, suitable for cross-border shipments to EU countries\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-PoIffASFTdXhIOcM7ihcQ6sinSf\" data-list=\"bullet\"\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eVersatility\u003c\/strong\u003e: Adapt to multiple European industrial scenarios, with strong market adaptability and high demand\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"heading-2 ace-line old-record-id-Ztx9f7SzqdP094cHXSPc7Xt7n5b\"\u003eMaterials \u0026amp; Grades\u003c\/h2\u003e\n\u003cul start=\"1\" class=\"list-bullet1\"\u003e\n\u003cli class=\"ace-line ace-line old-record-id-PNikflvl0dfrlqc4yhMchNEqnXd\" data-list=\"bullet\"\u003e\n\u003cdiv\u003e\n\u003cstrong\u003ePrimary Material\u003c\/strong\u003e: ASTM A105 \/ 20# Carbon Steel (mainstream materials for European EN1092-1 flanges)\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-VnT7fabkhdGRtAc4uQ5cJqWsne1\" data-list=\"bullet\"\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eOptional Material\u003c\/strong\u003e: A350 LF2 (for low-temperature EU projects, such as Northern Europe)\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-YwpxfTzWbd6iKacQRSico9e1nSY\" data-list=\"bullet\"\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eSurface Treatment\u003c\/strong\u003e: Anti-rust oil (standard), pickling passivation or epoxy coating (optional, meeting EU environmental requirements)\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"heading-2 ace-line old-record-id-ZPtGfzhCtdcmATciStAc5hH1nOf\"\u003eSize \u0026amp;amp; Pressure Range\u003c\/h2\u003e\n\u003cul start=\"1\" class=\"list-bullet1\"\u003e\n\u003cli class=\"ace-line ace-line old-record-id-EgWifK4TEdU70icrWk5c5Fa7n35\" data-list=\"bullet\"\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eNominal Sizes\u003c\/strong\u003e: DN15 – DN1000 (1\/2″ – 40″), covering EU mainstream industrial pipeline sizes\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-KjmPfF2obdshiBcI5Fac6xWTnTh\" data-list=\"bullet\"\u003e\n\u003cdiv\u003e\n\u003cstrong\u003ePressure Class\u003c\/strong\u003e: PN10, PN16, PN25, PN40, PN63 (EU core PN grades, no redundant non-EU grades)\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-Mdgefo5QPdTquncVEyrct0K8nZZ\" data-list=\"bullet\"\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eManufacturing Process\u003c\/strong\u003e: Hot forged + precision machining, strictly following EN1092-1 processing standards\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-J1UzfxeWmdm9locFm3qcuB6fnWf\" data-list=\"bullet\"\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eCustomization\u003c\/strong\u003e: Custom sizes and dimensions available per EN1092-1 drawings or EU project specifications\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"heading-2 ace-line old-record-id-LAHef9ZEFds6V3c4tFhcysbRnGX\"\u003eTypical Applications\u003c\/h2\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-HfBtfZuZxdi87XcG5mwcu2ztnJc\"\u003eOur EN1092-1 Weld Neck Flanges are tailored for EU and European-standard markets, widely used in:\u003c\/div\u003e\n\u003cul start=\"1\" class=\"list-bullet1\"\u003e\n\u003cli class=\"ace-line ace-line old-record-id-H0uGfRSRvdjJ5hchPGhcyZgZnbf\" data-list=\"bullet\"\u003e\n\u003cdiv\u003eEU oil \u0026amp; gas pipelines and petrochemical plants (Germany, France, Italy, Spain)\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-IzOYfGZnpdMUAdc0vzZcGvL4nyJ\" data-list=\"bullet\"\u003e\n\u003cdiv\u003eEuropean power generation facilities and thermal power systems\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-TrvEfwHBOdrDK4caFFccndxBnyf\" data-list=\"bullet\"\u003e\n\u003cdiv\u003eChemical processing plants and water treatment systems in EU countries\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-DJuYfHj8RdlRvBcU4RncJaionBg\" data-list=\"bullet\"\u003e\n\u003cdiv\u003eIndustrial piping systems in the Middle East (adopting European EN standards)\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-BS1ofXpDUdZUeRcnYHgc3KetnBf\" data-list=\"bullet\"\u003e\n\u003cdiv\u003eInfrastructure projects in Eastern Europe and North Africa (European standard-based)\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-Lsk9fHlfJdwFG7c9egcckN0UnvU\" data-list=\"bullet\"\u003e\n\u003cdiv\u003eEU offshore and onshore industrial projects requiring EN1092-1 compliance\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"heading-2 ace-line old-record-id-FmSCfr0wxdb1UEc2DnWc7a3qnBk\"\u003eQuality \u0026amp; Certification\u003c\/h2\u003e\n\u003cul start=\"1\" class=\"list-bullet1\"\u003e\n\u003cli class=\"ace-line ace-line old-record-id-TvnMfyBcxd1BkwcMW2uclqGInvc\" data-list=\"bullet\"\u003e\n\u003cdiv\u003eEN1092-1 compliant material test certificates (MTC) and chemical composition reports\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-DjuEfe0akdy96fcEVw2cOWl6nnh\" data-list=\"bullet\"\u003e\n\u003cdiv\u003ePMI (Positive Material Identification) to ensure material consistency and compliance\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-TT48fnatWd9lrec8D8IcyxyQnmh\" data-list=\"bullet\"\u003e\n\u003cdiv\u003e100% dimensional inspection per EN1092-1 standard, with detailed inspection reports\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-Huk2fhM9RdXeMDcLqxvcIHosnVc\" data-list=\"bullet\"\u003e\n\u003cdiv\u003eNDT (UT, MT, PT) inspection available for critical EU projects\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-JIgcfWkBedA3gZcWWDPcdcfWnhh\" data-list=\"bullet\"\u003e\n\u003cdiv\u003eCE certification, EN 10204 3.1 \/ 3.2 certification, meeting EU customs and project acceptance\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"heading-2 ace-line old-record-id-URxofNsOgdiAt0cyfEScRP68nLe\"\u003eWhy Choose Our EN1092-1 Weld Neck Flanges\u003c\/h2\u003e\n\u003cul start=\"1\" class=\"list-bullet1\"\u003e\n\u003cli class=\"ace-line ace-line old-record-id-JShFfzMRUdchJhcVvUzcGrdcnpf\" data-list=\"bullet\"\u003e\n\u003cdiv\u003eStrict compliance with EN1092-1 standard, fully matching EU industrial norms and CE certification requirements\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-LdfgfDd2BdkDzfcRGVAcN2gYnDe\" data-list=\"bullet\"\u003e\n\u003cdiv\u003eA105\/20# mainstream materials, cost-effective and widely recognized in European markets\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-PqKKfvhP9dCaOTcZGmncY5S3nTb\" data-list=\"bullet\"\u003e\n\u003cdiv\u003ePrecision machining ensures dimensional compatibility with European standard pipes, reducing installation risks\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-M1XHfBy5wduwcWczYc0cRW0knoe\" data-list=\"bullet\"\u003e\n\u003cdiv\u003eRich experience in supplying EU B2B clients, familiar with EU customs clearance and project acceptance processes\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-IWimfpxLUdt6CGcMnHRcWDRen4c\" data-list=\"bullet\"\u003e\n\u003cdiv\u003eBulk order support, fast lead times for EU mainstream sizes, and EU-compliant packaging\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-DQCTfxJ8XdpUtWcIVvTckg8AnCh\" data-list=\"bullet\"\u003e\n\u003cdiv\u003eFactory-direct pricing with professional technical support for EN1092-1 project matching\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"heading-2 ace-line old-record-id-VbjAfWCvadTQxycddtqcg5Ypnp9\"\u003ePackaging \u0026amp; Shipping\u003c\/h2\u003e\n\u003cul start=\"1\" class=\"list-bullet1\"\u003e\n\u003cli class=\"ace-line ace-line old-record-id-DtZ5fsJEqdBlXTcIL8uc5lKSnYc\" data-list=\"bullet\"\u003e\n\u003cdiv\u003eSeaworthy wooden crates or plywood pallets, suitable for long-distance shipping to EU ports\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-RfprfgwMKdOa06cXnDScjI4Cndb\" data-list=\"bullet\"\u003e\n\u003cdiv\u003eProtective plastic caps on flange faces, preventing scratches during transportation\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-ZQFSfOUJtdTwjBcdxfBccpzpnZe\" data-list=\"bullet\"\u003e\n\u003cdiv\u003ePermanent marking: size, PN class, material, EN standard, heat number (in English + German\/French optional)\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-TJz6fm6Gmd4eNzcxxzXcQj0dnFf\" data-list=\"bullet\"\u003e\n\u003cdiv\u003eFlexible delivery terms (FOB, CIF, DAP) for EU ports (Rotterdam, Hamburg, Antwerp) and surrounding regions\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"heading-2 ace-line old-record-id-IhWwfgsLgdPRAwcbM3zcGc7XnVh\"\u003eRequest A Quote\u003c\/h2\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-JBPOfTgv0dtxeDcTIVicuw4znCg\"\u003eTo get an accurate quotation for EN1092-1 weld neck flanges, please provide:\u003c\/div\u003e\n\u003col start=\"1\" class=\"list-number1\"\u003e\n\u003cli class=\"ace-line ace-line old-record-id-F7pPf4ziFdyCXUcfQYvc5IYTn9b\" data-list=\"number\"\u003e\n\u003cdiv\u003eRequired size (DN\/NPS)\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-MiAVfrTMQdNYIXc4DTmc3Np3nol\" data-list=\"number\"\u003e\n\u003cdiv\u003ePressure class (PN10\/16\/25\/40\/63)\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-VxMlfglO2dk3IgcKx8gcJbLBnRd\" data-list=\"number\"\u003e\n\u003cdiv\u003eSealing face type (RF\/FF\/MFM)\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-Sp7efl5RDdgySTcpalwcarkzn3e\" data-list=\"number\"\u003e\n\u003cdiv\u003eOrder quantity\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-KAkbfHOS7dIk3bcLuTBc9jIwnKe\" data-list=\"number\"\u003e\n\u003cdiv\u003eProject location (EU\/ME) and specific EN1092-1 standard requirements\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-WsFXfXmFkdVHbMcYFsLc5QqYn9k\"\u003eOur professional team (familiar with EU market) will respond within 24 hours with a detailed offer and EN1092-1 technical support.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp data-start=\"458\" data-end=\"686\"\u003e \u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":45411783835821,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0721\/0470\/6221\/files\/1_7ad1b1d2-5d88-4632-ab34-49ff78acf132.jpg?v=1765166424","url":"https:\/\/chihaoflange.com\/products\/en1092-1-weld-neck-flange-carbon-steel","provider":"Hebei Chihao Pipeline Equipment Co., Ltd.","version":"1.0","type":"link"}