Wuxi Shuangyong Precision Stainless Steel Belt Co., Ltd.
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Customized good arc edge and bright, HV160-400 and SUS420j2 Cold Rolled Steel Strip
SUS420j2 cold rolled stainless steel strip with thickness:0.3-1.0mm(+-0.01mm) width: 20-600mm HV160-400 Surface:2B BA
Applications:
Turbine blades, mold development, tool material, disposable razor blades scraping eyebrow blade, barber scissors, conventional gaskets, friction plates and metal stamping industry
Description:
Alloy tool steel 420J2 is a martensitic stainless steel, and 420J1 higher carbon content than quenching state it has a high strength, hardness and wear resistance, corrosion resistance is somewhat less, and for mechanical performance requirements thanhigh corrosion resistance requirements of the general parts.
Specifications:
Chemical composition:
|
chemical |
C |
Mn |
Si |
Cr |
Ni |
S |
P |
|
composotion% |
0.25～0.34 |
≤0.60 |
≤0.60 |
12.00～14.00 |
≤0.60 |
≤0.030 |
≤0.030 |
|
σb (MPa) |
σs (MPa) |
δ5 (%) |
ψ (%) |
Akv(j) |
Hardness(Quenching andTempering )
|
Hardness(Annealing) |
|
>=735 |
>=540 |
>=12 |
>=40 |
>=24 |
>=217HB
|
<=235HB |
Heat treatment specifications:
Annealing,800-900℃Slow cooling or about 750℃ fast cooling
Quenching,920-980℃Oil cooling
Tempering600-750fast cooling.
Thinckness:0.3-1.0mm(±0.01mm)
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.