60Si2MnA Cold drawn & oil temepred and quenched alloy spring steel wire

    Tianjin Wei Jun Metal Products Co,. Ltd                                     Cold drawn alloy steel wire     Application: 1. for producing various spring for auto, tractor and engine, as well as fastener for railway, etc.... Application: 1. For producing various spring for auto, tractor and engine, as well as fastener for railway, etc; 2. For producing spring and fastener for railway which withstanding high pressure and working temperature..   3. Diameter: 0.1mm~40.0mm

Steel	Grade	Chemical Composition(%)
		C	Si	Mn	Cr	Mo	Others
Alloy steel wire	40Cr	0.37-0.44	0.17~0.37	0.50-0.80	0.80~1.10	≤0.015	P:0.035 S:0.035
	SCr440	0.38-0.43	0.15-0.35	0.60-0.90	0.90~1.20	--	P≤0.035 S≤0.030 Ni≤0.25 Cu≤0.30
	20Cr	0.18-0.24	0.17-0.37	0.50-0.80	0.70-1.00	≤0.15	P ≤0.035 Ni≤0.30 S≤0.035 Cu≤0.30
	20CrMo	0.17-0.24	0.17-0.37	0.40-0.70	0.80-1.10	0.15-0.25	Cu≤0.30 Ni≤0.30 S≤0.035 P≤0.035
	35CrMo	0.32-0.40	0.17-0.37	0.40-0.70	0.80-1.10	0.15-0.25	Cu≤0.30 Ni≤0.30 P≤0.035 S≤0.035

    5)Packing and weight: Coil at customer's requirement. (water-proof packing)   6)Minimum order: 1-25tons   7)Payment term: TT or LC   8)Usage: Low relaxation wire used for prestressed steel structure, prestressed and post-tensioning technology in large, medium and small sizes of various shapes of PC structures, such as civil engineering construction of large scale railroad, highway, etc.   9)Inquiry please provide: Standard(year), Diameter, Mechanical property(especially tensile strength), coil weight, Packing dimension, Quantity ect.      

Nominal diameter		Min Tensile strength		Min Stress at 1% extension		Min Elongation	Relaxation
		Type BA MPa	Type WA MPa	Type BA MPa	Type WA MPa		Initial load Nominal Min Tensile strength	1000h value ≤
in	mm
0.192	4.88		1725		1465	4.0%	70%   80%	2.5%   3.5%
0.196	4.98	1655	1725	1407	1465
0.250	6.35	1655	1655	1407	1407
0.276	7.01	1620	1620	1377	1377