Weld Neck Flange Type 11/B1 EN1092-1 PN100
TECHNICAL DESCRIPTION
Neck (skirt) flanges according to standard EN1092-1 / type 11 / B1 are pipeline elements with a wide size range, which are widely used in the construction of steel pipelines and pipe segments (spools) used in industry, industry and ship repair.
We stock EN1092-1 type 11 / B1 sealing surface steel flanges, but we also have the necessary machining equipment, which allows us to offer flanges with sealing surfaces.
• sealing surface type A, B2, C, D, E, F
• non-standard sealing surfaces on request
• profile grooves for metal sealing rings (segments) type RTJ
• flanges made on request by the customer, and others.
SUPPORTED MATERIALS IN STOCK:
• Carbon steel
P250GH (1.0460) / EN 10222-2
Dimensions: DN 10 – 350
The Weld Neck Flange Type 11/B1 EN1092-1 PN100 is a high-pressure, precision-engineered component designed for critical industrial piping systems. Manufactured in compliance with the rigorous EN1092-1 standard, this flange ensures superior performance, safety, and durability under extreme conditions. Its weld neck design facilitates a robust, leak-proof connection, making it ideal for applications in oil and gas, chemical processing, power generation, and other demanding sectors where reliability is non-negotiable.Key features include:Material Grade: Type 11/B1, suitable for high-temperature and high-pressure environmentsPressure Rating: PN100, equivalent to 100 bar, ensuring compatibility with stringent operational requirementsStandard Compliance: Fully conforms to EN1092-1, guaranteeing interoperability and safety in European and international marketsDesign: The tapered hub and smooth bore reduce turbulence and erosion, enhancing flow efficiency and system longevityThis flange is crafted from high-quality materials, often carbon or stainless steel, providing excellent resistance to corrosion, mechanical stress, and thermal cycling. It is engineered for easy installation and maintenance, reducing downtime and operational costs. Whether for new installations or retrofitting existing systems, the Weld Neck Flange Type 11/B1 EN1092-1 PN100 delivers unmatched performance, making it a trusted choice for engineers and procurement specialists worldwide.
Materials
| No. | DETAILS | MATERIALS | STANDARD |
|---|---|---|---|
| 1 | FLANGE SHIEKOV (YUBKOV) 11/B1 EN1092-1 PN 100 | steel P250GH (1.0460) | EN 10222-2 |
| other steels - on request | |||
| P280GH / 1.0426 | EN 10222-2 | ||
| 16Mo3; 15Mo3 / 1.5415 | EN 10222-2 | ||
| other stainless steels - on request | |||
| AISI 304L (X2CrNiMo17-12-2) / 1.4404 | EN 10222-5 | ||
| AISI 316L (X2CrNiMo17-12-2) / 1.4404 | EN 10222-5 | ||
| AISI 321 (X6CrNiTi18-10) / 1.4541 | EN 10222-5 | ||
| AISI 316Ti (X6CrNiMoTi17-12-2) / 1.4571 | EN 10222-5 | ||
Features
| SPECIFICATION | |
|---|---|
| Standard | EN 1092-1 11/B1 |
| Pressure | PN 100 |
| DN | pipe Ø | flange dimensions | fastener dimensions | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| A | D | K | L | H2 | C2 | N1 | H3 | R | s | Sp | d1 | f1 | kg | n | M | |
| 10 | 13.5* | 100 | 70 | 14 | 45 | 20 | 28 | 6 | 4 | 2 | 2 | 40 | 2 | 1.10 | 4 | M12 |
| 17.2 | 32 | 1.09 | ||||||||||||||
| 15 | 20.0* | 105 | 75 | 14 | 45 | 20 | 32 | 6 | 4 | 2 | 2 | 45 | 2 | 1.22 | 4 | M12 |
| 21.3 | 34 | 1.20 | ||||||||||||||
| 20 | 25.0* | 130 | 90 | 18 | 48 | 22 | 42 | 8 | 4 | 2.6 | 2.6 | 58 | 2 | 2.04 | 4 | M16 |
| 26.9 | 42 | 2.02 | ||||||||||||||
| 25 | 30.0* | 140 | 100 | 18 | 58 | 24 | 48 | 8 | 4 | 2.6 | 2.6 | 68 | 2 | 2.65 | 4 | M16 |
| 33.7 | 52 | 2.63 | ||||||||||||||
| 32 | 38.0* | 155 | 110 | 22 | 60 | 24 | 58 | 8 | 6 | 2.9 | 2.9 | 78 | 2 | 3.25 | 4 | M20 |
| 42.4 | 62 | 3.20 | ||||||||||||||
| 40 | 44.5* | 170 | 125 | 22 | 62 | 26 | 65 | 10 | 6 | 2.9 | 2.9 | 88 | 3 | 4.12 | 4 | M20 |
| 48.3 | 70 | 4.07 | ||||||||||||||
| 50 | 57.0* | 195 | 145 | 26 | 68 | 28 | 86 | 10 | 6 | 3.2 | 3.2 | 102 | 3 | 5.92 | 4 | M24 |
| 60.3 | 90 | 5.82 | ||||||||||||||
| 65 | 76.1 | 220 | 170 | 26 | 76 | 30 | 108 | 12 | 6 | 3.6 | 3.6 | 122 | 3 | 7.57 | 8 | M24 |
| 80 | 88.9 | 230 | 180 | 26 | 78 | 32 | 120 | 12 | 8 | 4 | 4 | 138 | 3 | 8.82 | 8 | M24 |
| 100 | 108.0* | 265 | 210 | 30 | 90 | 36 | 145 | 12 | 8 | 5 | 5 | 162 | 3 | 13.50 | 8 | M27 |
| 114.3 | 150 | 13.10 | ||||||||||||||
| 125 | 133.0* | 315 | 250 | 33 | 105 | 40 | 180 | 12 | 8 | 6.3 | 6.3 | 188 | 3 | 21.46 | 8 | M30 |
| 139.7 | 21.00 | |||||||||||||||
| 150 | 159.0* | 355 | 290 | 33 | 115 | 44 | 210 | 12 | 10 | 7.1 | 7.1 | 218 | 3 | 29.00 | 12 | M30 |
| 168.3 | 28.30 | |||||||||||||||
| 200 | 219.1 | 430 | 360 | 36 | 130 | 52 | 278 | 16 | 10 | 10 | 10 | 285 | 3 | 50.20 | 12 | M33 |
| 250 | 273.0 | 505 | 430 | 39 | 157 | 60 | 340 | 18 | 12 | 12.5 | 12.5 | 345 | 3 | 81.40 | 12 | M36 |
| 300 | 323.9 | 585 | 500 | 42 | 170 | 68 | 400 | 18 | 12 | 14.2 | 14.2 | 410 | 4 | 118.00 | 16 | M39 |
| 350 | 355.6 | 655 | 560 | 48 | 189 | 74 | 460 | 20 | 12 | 16 | 16 | 465 | 4 | 169.00 | 16 | M45 |
| *) flanges with diameters not specified in standard EN 1092-1: 2013 - can be made to order | ||||||||||||||||