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Super 13Cr is a martensitic stainless steel that offers high performance and excellent corrosion resistance in CO2 environment. It is available in two conditions. A 95 ksi min yield condition that is suitable for limited NACE sour service with a maximum hardness of 29 HRC. A 110 ksi version is also available for standard and CO2 Service with a maximum hardness of 32 HRC. This material is used in downhole completion tools for components such as packer, safety valves as well as other applications.
Carbon(C) |
Manganese(Mn) |
Phosphorus(P) |
Sulfur(S) |
Silicon(Si) |
Nickel(Ni) |
Cobalt(Co) |
0.03 Max | 1.00 Max | 0.02 Max | 0.005 Max | 0.50 Max | 4.5-6.0 | – |
Chromium(Cr) |
Molybdenum(Mo) |
Niobium + Tantalum(Nb (Cb) + Ta) |
Titanium(Ti) |
Copper(Cu) |
Aluminum(Al) |
Iron (Fe) & Others |
11.5-13.5 | 1.5-2.5 | – | 0.01 Max | – | – | Fe– Balance, V– 0.10-0.50 |