不锈钢sus425T成分和对应中国牌号
不锈钢sus425T成分和对应中国牌号，只有十分了，我在知道提了一次用了30分，你可以去那里帮我回答一下，谢了啊，急
SUS425T是马氏体不锈钢，无对明拆应国标号。轿薯相近的有4Cr13和7Cr17。
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.
Density 7.68 g/cc
Hardness, Rockwell C （闭槐者HRC）
29 Hardened+Tempered 1200°F
43 Hardened+Tempered 1000°F
50 Hardened+Tempered 550°F
52 Hardened+Tempered 900°F
53 Hardened+Tempered 600°F
53 Hardened+Tempered 800°F
53 Hardened+Tempered 400°F
Tensile Strength Ultimate
593 MPa Annealed, Fine blanking quality
648 MPa Annealed
936 MPa Hardened 1900°F, Tempered 1200°F
1434 MPa Hardened 1900°F, Tempered 1000°F
1619 MPa Hardened 1900°F, Tempered 900°F
1690 MPa Hardened 1900°F, Tempered 600°F
1729 MPa Hardened 1900°F, Tempered 550°F
1759 MPa Hardened 1900°F, Tempered 800°F
1868 MPa Hardened 1900°F, Tempered 400°F
Tensile Strength, Yield
310 MPa 0.2% offset, Annealed, fine blanking quality
379 MPa 0.2% offset, Annealed
743 MPa Hardened 1900°F, Tempered 1200°F
1218 MPa Hardened 1900°F, Tempered 1000°F
1351 MPa Hardened 1900°F, Tempered 600°F
1360 MPa Hardened 1900°F, Tempered 550°F
1368 MPa Hardened 1900°F, Tempered 900°F
1385 MPa Hardened 1900°F, Tempered 400°F
1452 MPa Hardened 1900°F, Tempered 800°F
Elongation at Break
24.0 % Annealed
25.0 % Annealed, Fine blanking quality
Electrical Resistivity 0.0000610 ohm-cm
CTE, linear 11.6 µm/m.°C
Specific Heat Capacity 0.460 J/g.°C
Thermal Conductivity 24.2 W/m.K
Melt Temperature 1427 - 1510 °C
Corrosion Rate mils per year
0.593 (5% Phosphoric Acid at 49°C) Hardened martensitic grades were tested after tempering at 204°C
4.79 (5% Acetic Acid at 49°C) Hardened martensitic grades were tested after tempering at 204°C
Pitting Potential, Volts vs. Sat. Calomel Electrode 0.619 100 ppm Chloride solution at 24°C, pH5. Samples had ground surface. Hardened martensitic grades were tested after tempering at 204°C.
Component Elements Properties
Carbon, C 0.50 - 0.55 %
Chromium, Cr 13.0 - 14.0 %
Iron, Fe 85.0 %
Manganese, Mn <= 1.0 %
Molybdenum, Mo 0.80 - 1.20 %
Nickel, Ni <= 0.50 %
Phosphorous, P <= 0.040 %
Silicon, Si <= 1.0 %
Sulfur, S <= 0.030 %