EN 10253-2 — Butt-welding pipe fittings — non-alloy and ferritic alloy steels with specific inspection requirements
EN 10253-2 covers carbon and alloy steel butt-weld fittings (elbows, tees, reducers, caps) with specific inspection requirements — the European counterpart of ASTM A234 and A420.
EN 10253-2 at a glance
| Standard | EN 10253-2 |
|---|---|
| Issued by | CEN (Europe) |
| Product form | Butt-weld fittings |
| Grades on this site | 6 |
EN 10253-2 grades and their ASTM equivalents
| EN designation | Nearest ASTM / ASME grades | UNS | W.Nr |
|---|---|---|---|
| P235GH / P265GH (EN 10253-2) | ASTM A234 WPB | K03006 | 1.0345 / 1.0425 |
| P265NL (EN 10253-2) | ASTM A420 WPL6 | K03006 | 1.0453 |
| 16Mo3 | ASTM A182 F1, ASTM A335 P1, ASTM A234 WP1 | K12822 | 1.5415 |
| 13CrMo4-5 | ASTM A182 F11 Cl.2, ASTM A234 WP11 Cl.1, ASTM A335 P11, ASTM A182 F11 Cl.1, ASTM A182 F11 Cl.3, ASTM A234 WP11 Cl.2 | K11572 | 1.7335 |
| 10CrMo9-10 | ASTM A182 F22 Cl.3, ASTM A234 WP22 Cl.1, ASTM A335 P22, ASTM A182 F22 Cl.1, ASTM A234 WP22 Cl.3 | K21590 | 1.7380 |
| X10CrMoVNb9-1 | ASTM A182 F91, ASTM A335 P91, ASTM A234 WP91 Type 1 | K90901 | 1.4903 |
Equivalents are the nearest commonly cited grades. Chemistry, mechanical properties and testing differ between standards — compare them before substituting one for another.
FAQ
EN 10253-2: common questions
What is the ASTM equivalent of EN 10253-2 P235GH / P265GH?
The nearest ASTM grades are ASTM A234 WPB.
Does Teshi Group supply material to EN 10253-2?
Teshi Group manufactures flanges, fittings, fasteners and valves, and supplies pipes and plates, to ASTM / ASME specifications and to equivalent EN, JIS, GB and IS standards on request, with EN 10204 3.1 certificates. Send your requirement to info@teshigroup.com.
Other butt-weld fittings standards
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