DIN EN / DIN Butt weld Fittings
Butt weld fittings play a key role in any piping system. We at rff are reliable suppliers of elbows, tees, reducers and caps according to DIN EN 10253.
Our range of delivery covers every common design in any dimensions in a variety of materials as well as bespoke processed butt weld fittings in sheet metal and round steel.
Designs and standards
Butt weld fittings according to DIN EN 10253 have been standardised in a variety of designs. We would therefore recommend that you enquire about common variants that you may need to ensure availability.
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| Designs according to | DIN EN 10253 | DIN |  Datasheets |
|---|---|---|---|
| Elbows, seamless and welded | |||
| Design 3D, type A / Carbon steel Design 3D, type A / Carbon steel Design 2D, type A / Carbon steel Design 5D, type A / Carbon steel Design 3D, type A / Stainless steel Design 3D, type A / Stainless steel Design 2D, type A / Stainless steel Design 5D, type A / Stainless steel Elbow type B on request |
Part 1 Part 2 Part 2 Part 2 Part 3 Part 4 Part 4 Part 4 |
2605-1 2605-1 2605-1 2605-1 2605-1 2605-1 |
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| Tees, seamless and welded | |||
| Type A / Carbon steel Type A / Stainless steel Welded outlet / Stainless steel Tees type B on request |
Part 2 Part 4 Part 4 / table A.4 |
2615-1 2615-1 2615-1 |
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| Reducers, seamless and welded | |||
| Concentric, type B / Carbon steel Eccentric, type A / Carbon steel Concentric, type B / Stainless steel Eccentric, type A / Stainless steel |
Part 2 Part 2 Part 4 Part 4 |
2616-2 2616-1 2616-2 2616-1 |
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| Caps | |||
| Type B / Carbon steel Type B / Stainless steel |
Part 2 Part 4 |
2617 2617 |
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| Other butt weld fittings | |||
| Reducers with straight ends Branch saddles Weld-in elbows Heads Ellipsoidal heads Pressed collars PN 6 Pressed collars PN 10 Pipe bendings with special radius Special fittings made of plates, round-bar steels acc. to drawing |
Part 4 / table A.6 | 2618 2619 28011 28013 2641 2642 |
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General information
| Information on | for fittings acc. to | Data sheet |
|---|---|---|
| Wall thicknesses | DIN EN 10253-2 / DIN ISO | Download |
| Tolerances | DIN EN 10253-2 | Download |
| Wall thicknesses | DIN EN 10253-4 | Download |
| Tolerances | DIN EN 10253-4 | Download |
Material grades
| Material selection | Material groups |
|---|---|
| S235 | Unalloyed |
| P235GH, P250GH, P265GH | Unalloyed heat-resistant |
| 16Mo3, 13CrMo4-5, 10CrMo9-10, 12CrMo19-5 | Alloyed heat-resistant |
| P265NL | Low temperature |
| P355NH / NL1 | Fine grain steels |
| L290NE, L360NE | High yield steels |
| 1.4301, 1.4306, 1.4307, 1.4541 | Stainless steel / V2A series |
| 1.4401, 1.4404, 1.4571 | Stainless steel / V4A series |
| 1.4529, 1.4539, 1.4547 | Stainless steel / V5A series |
| 1.4410 (Superduplex), 1.4462 (Duplex) | Duplex / Superduplex |
Dimensions
The standard allows a variety of options. Availability of individual dimensions and wall thicknesses is limited - please enquire with us in advance.
Processing and modification
We have a processing service certified by TÜV to saw, bevel, taper, blast, coat, and mark butt weld fittings according to DIN and EN for any requirement according to customer specification.
Products compatible with our DIN EN butt weld fittings
Product catalogues
Refer to our media centre for more details on pipes, flanges, butt weld fittings and pipe equipment according to DIN, EN and ASME.
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ASME / ASTM / API 5L Pipes
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Seamless and welded pipes in unalloyed, alloyed, low-temperature and stainless steel according to ASME/ASTM standards.
ASME / ASTM Pipe Equipment
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A system is only complete with the required pipe equipment. We supply the corresponding pipeline materials to all major ASME/ASTM standards.