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Material | ASTM 631 | ||
Chemical Composition | Mechanical Properties(In Quenched & Tempered State) 565 °C | ||
C | <0.09 | Tensile strength(MPA) | >380 |
Si | <1.00 | Yield strength (MPA) | >1030 |
Mn | <1.00 | Elongation(δ5/%) | >20 |
Cr | 16.00-18.00 | Reduction in Area (ψ/%) | - |
Mo | - | Impact (J)v | - |
P | ≤0.035 |
Hardness | <229 |
S | ≤0..030 | ||
N | - | ||
Ni | 6.50-7.75 | ||
Similar steel grade & equivalent steel materials:
USA | Japanese | Gemany | British | France | International | Chinese |
ASTM&AISI&SAE | JIS | EN DIN | EN BS | EN NF | ISO | GB |
631 | SUs631 | X7CrNiA117-7(1.4568) | ------ | 0Cr17Ni7AL | ||
High strength and resistance to intergranular corrosion and chloride stress corrosion is improved obviously. Stainless steel has great corrosion performance.
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