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Quick Details

Length: 40-300mm
Width: 5-30mm
Thickness: 3mm
Standard: AISI
Grade: 55Cr7

Specifications

Factory Price Cheap Hot Rolled Black Spring Steel Flat Bar
Product Information
Fushun Metal is the leading manufacturing and supplier of spring steel products. We use high grade of raw materials to ensure premium quality and high tensile.

Spring steel flat bars are widely used on auto fittings, auto manufacturing, hardware tools, chain manufacturing and other
Machinery manufacturing industry. In order to meet the stable demand for different applications, when hardened and tempered (as supplied, or heat treated by the customer) it offer excellent spring characteristics.

Fushun Metal has developed wide range of sizes to meet the requirements from customers. If you want to know more about our products, please feel free to contact us, we will reply you within 24 hours.
Grade
CHEMISTRY
C
Mn
P
S
Si
Cr
Mo
V
AI
DIN
50CrV4
0.47-0.55
0.70-1.10
0.03
0.03
0.15-0.40
0.90-1.20
-
0.10-0.20
0.040 Max
51CrMoV4
0.48-0.56
0.70-1.10
0.03
0.03
0.15-0.40
0.90-1.20
0.15-0.25
0.07-0.12
0.040 Max
51CrV4
0.48-0.55
0.85-1.10
0.03
0.03
0.25-0.40
0.95-1.20
0.06 Max
0.10-0.20
0.015-0.040
51CrV4-Nb
0.50-0.55
0.90-1.10
0.03
0.03
0.15-0.40
0.95-1.20
0.06 Max
0.07-0.14
0.015-0.025
5 Cr4Mo2V
0.48-0.56
0.70-1.10
0.03
0.03
0.15-0.40
0.90-1.20
0.15-0.25
0.07-0.12
-
52CrMoV4
0.48-0.56
0.70-1.10
0.03
0.03
0.15-0.40
0.90-1.20
0.15-0.25
0.07-0.12
-
55Cr3
0.50-0.60
0.60-0.80
0.03
0.03
0.10-0.35
0.60-0.80
-
-
0.040 Max
55SI7
0.50-0.60
0.80-1.00
0.03
0.03
1.50-2.00
0.25 Max
-
-
-
60SI7
0.55-0.65
0.80-1.00
0.03
0.03
1.50-2.00
0.25 Max
-
-
-
60SiCr7
0.55-0.65
0.70-1.00
0.03
0.03
1.50-1.80
0.20-0.40
-
-
0.40 Max
65Si7
0.60-0.70
0.80-1.00
0.03
0.03
1.50-2.00
0.25 Max
-
-
-
54SiCr6
0.50-0.59
0.50-0.80
0.03
0.03
1.20-1.60
0.50-0.80
-
in order to meet the needs of a wide variety of customers, we also offer oil hardened wire, hard wire, bearing wire, plated wire with excellent workability, corrosion resistance, solderability, and conductivity.