WELDING-NECK
according to
• EN1092-1 typ 11
• DIN 2631, DIN 2632, DIN 2633, DIN 2634, DIN 2635; DIN 2636, DIN 2637, DIN 2638
• ANSI B16.5
DELIVERED IN DIMENSIONS
• DN 15 – DN 1600
• pressure PN 6 – PN 250
• Most of dimensions in material P245GH/P250GH and A105 available from stock. Non-stock flanges will be offered as soon as possible.
Dimension tables according to EN1092-1 to download here >>
Dimension tables according to ASME norm to download here >>
WE SUPPLY IN FOLLOWING MATERIALS
| number | DIN | EN | ASTM |
| non-alloy steel | |||
| 1.0038 | RSt 37-2 | S235JR | |
| 1.0460 | C 22.8 | P250GH | |
| 1.0432 | A105 | ||
| 1.0352 | P245GH | ||
| 1.0405 | P265GH | ||
| alloy steel for high temperatures | |||
| 1.5415 | 15Mo3 | 16Mo3 | A 182 Grade F1 |
| 1.7335 | 13CrMo44 | 13CrMo4-5 | A 182 Grade F11,12 |
| 1.7380 | 10CrMo9-10 | 10CrMo9-10 | A 182 Grade F22 |
| alloy steel for low temperatures | |||
| 1.0566 | TStE 355 | P355QH1 | A 350 Grade LF2 |
| fine-grained steel | |||
| 1.0562 | StE 355 | P355N | A 694 F52 |
| P355NH | |||
| P355NL | |||
| P355NL1 | |||
| 1.8902 | StE 420 | P420N | A 694 Grade F60 |
| stainless steel | |||
| 1.4541 | X 6 CrNiTi 18 10 | X6CrNiTi18-10 | A 182 Grade F321 |
| 1.4571 | X 6 CrNiMoTi17 12 2 | X6CrNiMoTi17-12-2 | |
| 1.4301 | X 5 CrNi 18 10 | XCrNi 18-10 | A 182 Grade F304 |
| 1.4306 | X 2 CrNi 19 11 | X2 CrNi 19-11 | A 182 Grade F304L |
Certified according to EN 10204/3.1
Flange facing types
Flanges are delivered with sealing surface. Based on the customer´s requirement we are able to arrange a different type of face.
| EN 1092-1 | DIN | |
| raised face | B1 | C,D |
| raised face | B2 | E |
| flat face | A | A,B |
| spigot | E | V13 |
| recess | F | R13 |
| tongue | C | F |
| groove | D | N |