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- Alloy EN 1.4438 AISI 317L UNS S31703 Stainless steel
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Alloy EN 1.4438 AISI 317L UNS S31703 Stainless steel
M.-nr. / EN | DIN | AISI | UNS | BS | AFNOR | GOST | |
---|---|---|---|---|---|---|---|
1.4438 | X2CrNiMo18-15-4 | 317L | S31703 | 317 S 12 | X2CrNiMo18-15-4 | ||
ProductsStrips / foils
Sheets / plates
Profiles
Bars
Drawing profiles
CompositionC
≤ 0,03 %
Si
≤ 1,00 %
Mn
≤ 2,00 %
P
≤ 0,045 %
S
≤ 0,015 %
Cr
min. 17,5 % / max. 19,5 %
Mo
min. 3,00 % / max. 4,00 %
Ni
min. 13,0 % / max. 16,0 %
N
≤ 0,11 %
PaperScopeschemical industry
pulp industry
transport container for chemicals
Featureshigher corrosion resistance than AISI 316L, especially in highly corrosive environments with chlorides and halides
filler metals: 1.4440, 1.4438
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