ASTM A240（Chromium and Chromium-Nickel Stainless Steel Coil and Strip for Pressure vessels and for General Applications）
Product Details
Characteristics:
ASTM A240 (Chromium and Chromium-Nickel Stainless Steel Coil and Strip for Pressure vessels and for General Applications)
Chemical Composition
Chemical Composition (wt%) limits as specified in ASTM A240 and ASME SA240*.
|
Element |
SS321 |
|
Carbon |
0.08 |
|
Chromium |
17.0-19.0 |
|
Nickel |
9.0-12.0 |
|
Manganese |
2.00 |
|
Silicon |
0.75 |
|
Nitrogen |
0.10 |
|
Phosphorus |
0.045 |
|
Sulfur |
0.030 |
|
Titanium |
5(C+N) min / 0.70 max |
Mechanical Properties
Mechanical property requirements for annealed product as specified in ASTM A240 and ASME SA240.
|
Property |
SS321 |
|
Yield Strength, min. (ksi) |
30 |
|
Tensile Strength, min. (ksi) |
75 |
|
Elongation, min. (%) |
40 |
|
Hardness, max. (Rb) |
95 |
Details:
Standard: ASTM, AISI, JIS, GB, SUS
Thickness: 0.2mm~16mm
Width: 8mm-2000mm or as your requirement
Technique: hot rolled: 3~16mm thickness cold rolled: 0.2~6mm thickness
Surface: 2B, BA, No.4, HL, No.1, etc.
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