+46-563-170 00
13Cr (420 Mod) is a Martensitic Stainless Steel with 13% Chromium and a restricted carbon range. 420 Mod is allowed by NACE MR0175 for limited sour service with a maximum of 1.5 psi maximum H2S partial pressure. It has excellent corrosion resistance in sweet environments. vSM stocks 13Cr/420Mod bar between 2.5 – 10.0 in.
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Carbon(C) |
Manganese(Mn) |
Phosphorus(P) |
Sulfur(S) |
Silicon(Si) |
Nickel(Ni) |
Cobalt(Co) |
0.18-0.22 Max | 1.00 Max | 0.02 Max | 0.010 Max | 1.0 Max | 0.50 Max | – |
Chromium(Cr) |
Molybdenum(Mo) |
Niobium + Tantalum(Nb (Cb) + Ta) |
Titanium(Ti) |
Copper(Cu) |
Aluminum(Al) |
Iron (Fe) & Others |
12.0-14.0 | – | – | – | 0.25 Max | – | Fe– Balance |