Subcategory: Metal; Stainless Steel; T 400 Series Stainless Steel; MartensiticComponentWt. %CMax 0.15Cr11.5 – 13.5MnMax 1NiMax 0.5PMax 0.04SMax 0.03SiMax 1
Characteristics: superior wear resistance, hardenable, excellent corrosion resistance.
Applications: cutlery, dental and surgical instruments, nozzles, valve parts,
hardened steel ball and seats for oil well pumps, separating screens and strainers,
springs, shears, and wear surfaces.
Information provided by wilsonpipeline Pipe Industry Co., LimitedPhysical PropertiesMetricEnglishCommentsDensity7.64 g/cc0.276 lb/in³Specific Gravity7.65 g/cc0.276 lb/in³Mechanical PropertiesHardness, Rockwell B8282Hardness, Rockwell B9898Hardened+Tempered 1200°FHardness, Rockwell C-7-7Hardening ResponseHardness, Rockwell C3535Hardened+Tempered 1000°FHardness, Rockwell C4040Hardened+Tempered 550°FHardness, Rockwell C4040Hardened+Tempered 600°FHardness, Rockwell C4141Hardened+Tempered 800°FHardness, Rockwell C4141Hardened+Tempered 900°FHardness, Rockwell C4343Hardened+Tempered 400°FTensile Strength, Ultimate1063 MPa154000 psiHardened 1800°F, Tempered 1000°FTensile Strength, Ultimate1283 MPa186000 psiHardened 1800°F, Tempered 600°FTensile Strength, Ultimate1289 MPa187000 psiHardened 1800°F, Tempered 550°FTensile Strength, Ultimate1298 MPa188000 psiHardened 1800°F, Tempered 900°FTensile Strength, Ultimate1300 MPa189000 psiHardened 1800°F, Tempered 800°FTensile Strength, Ultimate1399 MPa203000 psiHardened 1800°F, Tempered 400°FTensile Strength, Ultimate510 MPa74000 psiAnnealedTensile Strength, Ultimate767 MPa111000 psiHardened 1800°F, Tempered 1200°FTensile Strength, Yield1022 MPa148000 psiHardened 1800°F, Tempered 550°FTensile Strength, Yield1026 MPa149000 psiHardened 1800°F, Tempered 600°FTensile Strength, Yield1076 MPa156000 psiHardened 1800°F, Tempered 400°FTensile Strength, Yield290 MPa42100 psi0.2% offset, AnnealedTensile Strength, Yield589 MPa85400 psiHardened 1800°F, Tempered 1200°FTensile Strength, Yield845 MPa123000 psiHardened 1800°F, Tempered 900°FTensile Strength, Yield882 MPa128000 psiHardened 1800°F, Tempered 1000°FTensile Strength, Yield916 MPa133000 psiHardened 1800°F, Tempered 800°FElongation at Break34 %34 %AnnealedElectrical PropertiesElectrical Resistivity5.6e-005 ohm-cm5.6e-005 ohm-cmCTE, linear 20°C10.5 µm/m-°C5.83 µin/in-°F20°C-200°CCTE, linear 500°C11.6 µm/m-°C6.44 µin/in-°F20°C-600°CHeat Capacity0.46 J/g-°C0.11 BTU/lb-°FThermal Conductivity24.9 W/m-K173 BTU-in/hr-ft²-°F100°CProcessing PropertiesMelt Temperature1482 – 1532 °C2700 – 2790 °FDescriptive PropertiesCorrosion Rate mils per year0.079 (5% Acetic Acid at 49°C)Hardened martensitic grades were tested after tempering at 204°C.Corrosion Rate mils per year0.062 (5% Phosphoric Acid at 49°C)Hardened martensitic grades were tested after tempering at 204°CPitting Potential, Volts vs Sat. Calomel Electrode0.502100 ppm Chloride solution at 24°C, pH5. Samples had ground surface. Hardened martensitic grades were tested after tempering at 204°C.
Established in 2008, wilsonpipeline Pipe Industry Co., Limited is a professional organizer and one-stop-shop supplier for steel piping system products, including stainless steel pipe and tube, forged flange and fittings, butt-welding pipe fittings, elbow, tee, reducer, stub end, gaskets, fasteners, valves, Sanitary Services etc. in China. We have devoted to providing the best solutions of steel materials and industrial equipment for our respected customers.
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