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EN 10253-4-2003
Butt-welding pipe fittings. Wrought austenitic and austenitic-ferritic (duplex) stainless steels with specific inspection requirements
Material Designation Chemical Composition (%)
1.4307 (X2CrNi18-9)
Min
Max
1.4306 (X2CrNi19-11)
Min
Max
1.4311 (X2CrNiN18-10)
Min
Max
X5CrNi18-10 (1.4301)
Min
Max
1.4541 (X6CrNiTi18-10)
Min
Max
1.4550 (X6CrNiNb18-10)
Min
Max
1.4335 (X1CrNi25-21)
Min
Max
1.4404 (X2CrNiMo17-12-2)
Min
Max
X5CrNiMo17-12-2 (1.4401)
Min
Max
1.4571 (X6CrNiMoTi17-12-2)
Min
Max
1.4432 (X2CrNiMo17-12-3)
Min
Max
X2CrNiMoN 17-13-3 (1.4429)
Min
Max
1.4436 (X3CrNiMo17-13-3)
Min
Max
1.4435 (X2CrNiMo18-14-3)
Min
Max
1.4439 (X2CrNiMoN17-13-5)
Min
Max
X2CrNiMo18-15-4 (1.4438)
Min
Max
1.4563 (X1NiCrMoCu31-27-4)
Min
Max
1.4539 (X1NiCrMoCu25-20-5)
Min
Max
1.4547 (X1CrNiMoCuN20-18-7)
Min
Max
1.4529 (X1NiCrMoCuN25-20-7)
Min
Max
1.4462 (X2CrNiMoN22-5-3)
Min
Max
1.4362 (X2CrNiN23-4)
Min
Max
1.4410 (X2CrNiMoN25-7-4)
Min
Max
1.4501 (X2CrNiMoCuwn25-7-4)
Min
Max
1.4507 (X2CrNiMoCuN25-6-3)
Min
Max
For Reference Only
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