Cold drawn spring steel wire

Model:	-
Brand:	hengjie
Origin:	Made In China
Category:	Metallurgy , Mining & Energy / Metallurgy & Mining / Wire Mesh
Label:	-
Price:	-
Min. Order:	-

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Product Description

Commodity: Cold drawn spring steel wire

1. Material JIS: SUP9; SUP9A; SUP10; SUP7; SUP12; SUP12V; SUP6;SUP7.
                    SAE: SAE9254; SAE5160;SAE9260;SAE6150.
                    DIN: 55Cr3; 51CrV4; 52CrMoV4; 55Si7; 60Si7; 28MnSiB; 58CrMnB4; 27MnMoVB;
                             65Mn; 55CrSi; 50CrV; 60Si2Mn; CK67; 60Si2CrVA; 60Si2CrMnA.

2. Usage   Auto parts; appliance manufacturing; construction machinery;
                    bearing; mattress sofa; regulation spring; etc

3. Size       Diameter: 3mm-20mm

4. Material chemical composition

Steel grade	C	Mn	S	P	Si	Cr	Cu
SUP9	0.52～0.60	0.65～0.95	≤ 0.030	≤ 0.030	0.17～0.37	0.65～0.95	≤0.25
SAE9254	0.51～0.59	0.60～0.90	≤0.040	≤ 0.035	1.20～1.60	0.60～0.80
SAE6150	0.48～0.53	0.70～0.90	≤ 0.035	≤ 0.040	0.15～0.35	0.80～1.10
55CrSi	0.50～0.60	0.5～0.8	≤ 0.030	≤ 0.030	1.20～1.60	0.50～0.80	≤ 0.02
60Si2Mn	0.56～0.64	0.60～0.90	≤ 0.035	≤ 0.035	1.60～2.00	≤ 0.035	≤0.25
100Cr6	0.95～1.05	0.25～0.45	≤0.025	≤0.025	0.15～0.35	1.40～1.65	≤0.25
SUP10	0.47～0.55	0.65～0.95	≤ 0.030	≤ 0.030	0.15～0.35	0.80～1.10	≤0.25
SUP6	0.56～0.64	0.60～0.90	≤ 0.035	≤ 0.035	1.50～2.00	≤ 0.035	≤0.25

5. Hardness: ≤ 32HRC or 25-30HRC

Straightness: 0.4%.

6. Tensile strength/MPa

Diameter/mm	Tensile	strength/Mpa
	Grade B	Grade C	Grade D
3.00	1370-1670	1570-1860	1710-1960
3.20	1320-1620	1570-1810	1660-1910
3.50	1320-1620	1570-1810	1660-1910
4.00	1320-1620	1520-1760	1620-1860
4.50	1320-1570	1520-1760	1620-1860
5.00	1320-1570	1470-1710	1570-1810
5.50	1270-1520	1470-1710	15701810
6.00	1220-1470	1420-1660	1520-1760
6.30	1220-1470	1420-1610
7.00	1170-1420	1370-1570
8.00	1170-1420	1370-1570
9.00	1130-1320	1320-1520
10.00	1130-1320	1320-1520
11.00	1080-1270	1270-1470
12.00	1080-1270	1270-1470
13.00	1030-1220	1220-1420