12CR18NI9 Austenitic welded Stainless Steel Chemical Composition | ||||||||
C | P | S | Cr | Mn | Ni | Si | ||
≤0.15% | ≤0.045% | ≤0.030% | 17.00~19.00% | ≤2.00% | 8.00~10.00% | ≤1.00% | ||
Polished Liquid Delivery Welded Stainless Steel Pipes is the basic type of 18-8 stainless steel, with a carbon content of about 0.1%.On the basis of the change of chemical composition, different properties of the steel can be obtained.
12Cr18Ni9 Mechanical Performance:
Strength of extension σb(MPa):≥520
Offset yield strength σ0.2(MPa):≥205
Elongation δ5(%):≥40
Percentage reduction of area ψ(%):≥60
Hardness:≤187HB;≤90HRB;≤200HV
Heat treatment regime: solid solution1010~1150℃ fast cooling
Metallographic structure: the characteristic of the organization is austenite.
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