Wuxi Shuangyong Precision Stainless Steel Belt Co., Ltd.
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High strength SUS420j1 martensitic Cold Rolled Steel Strip for mold development
SUS420j1 cold rolled stainless steel strip with thickness:0.3-1.0mm(+-0.01mm) width: 20-600mm HV160-400 Surface:2B BA
Description:
Alloy tool steel 420J1 is a martensitic stainless steel, quenched state, it has a high carbon, high strength, hardness and wear resistance, corrosion resistance is somewhat less for high mechanical performance requirements, corrosion resistancerequires the general some parts.
Applications:
Turbine blades, mold development, tool material, conventional gaskets, friction plate metal stamping industry.
Specifications:
Chemical composition:
|
C |
Si |
Cr |
Mn |
P |
S |
|
0.16-0.25; |
≤1.00 |
12.00-14.00 |
≤1.00 |
≤0.040 |
≤0.030 |
|
N/mm2 |
σb (MPa) |
σs (MPa) |
ψ (%) |
Hardness |
Density |
C(20℃) |
Melting point |
Resistivity |
|
>=205 |
>=635 |
>=205 |
>=20 |
<=187HB,<=90HRB,<=200HV |
7.93g/cm3 |
0.502J*(g.c)-1 |
1398~1420℃ |
0.73Ώ*mm2*m-1 |
|
Temperature℃ |
20 |
100 |
500 |
|
Thermal conductivity λ/w(m*℃)-1 |
12.1 |
16.3 |
21.4 |
|
Temperature℃ |
20-200 |
20-200 |
20-300 |
20-400 |
|
Coefficient of linear expansionα/(10-6/℃) |
16.0 |
16.8 |
17.5 |
18.1 |
Thinckness:0.3-1.0mm
Width: 20-600mm
Hardness: HV160-400
thickness Tolerance:±0.01mm
width Tolerance:±0.02mm
surface: good arc edge,bright, no scraping wire
The commom size:
0.1*160mm 0.1*300mm 0.1*140mm
0.06*200mm 0.06*300mm 0.06*400mm
0.2*20mm, 0.2*30mm 0.2*40mm
0.2*2mm 0.2*3mm 0.2*4mm
other sizes as your requirements to produce.
Density:
|
Steel Grade |
Density(g/cm3) |
|
201,202,301,302,303, 304,304L,305,321 |
7.93 |
|
316,316L,316S,347,309S,310,310S |
7.98 |
|
405,410,420 |
7.75 |
|
409,430,434 |
7.7 |
Stainless steel theoretical weight formula:
Weight (kg) = thickness (mm) × width (mm) x length (mm) × density values
Stainless steel gravity:
Chromium stainless take 7.75 ton / M3
Chrome-nickel stainless steel take 7.93 ton / M3
Iron take 7.87 ton / M3
Competitive Advantage:
First-class quality, complete specifications, reasonable price, timely delivery and rigorous specified according to customer requirements, suited materials for basic principles, to allow customers to buy satisfaction with assured.