1.40 mm Top quality Nickel plated compression spring

1.Own wire factory to provide raw materials. 2.Cost advantage with competitive price. 3. Stable quality 4.experienced staff.

1. Nickel plated Compression spring.

2. Spring steel plated in own factory.

3. Stable quality and high precision.

4. Various materials & diameter available.

5. automatic spring machine insure good quality.

6.  small diameter from 0.29mm

7. Quick delivery,Delivery time: 7-12 days 

8.ISO certified company with good reputation.

9. Diameter 1.40 mm

Product Specification Sheet
(Nickel plated high carbon spring steel)
	Chemical Component %
Content	C	SI	Mn	P	S	CU
SWB	0.69-0.76	0.15-0.35	0.30-0.60	0.030max	0.030max	0.030max
SWC	0.79-0.86	0.15-0.35	0.30-0.60	0.030max	0.030max	0.030max
Diameter ø mm	Torlerance ø/mm	Extensibility ø.N/mm2				Curve times	Plating thickness μm
0.30	+0.005     -0.008	SWB		SWC		big than20	2.5˜3.5
0.35	+0.005     -0.008	2010-2300		2300-2600		big than20	2.5˜3.5
0.40	+0.005     -0.008	1960-2260		2260-2550		big than20	2.5˜3.5
0.45	+0.005     -0.008	1960-2210		2210-2500		big than20	2.5˜3.5
0.50	+0.005     -0.010	1910-2210		2210-2500		big than20	2.5˜3.5
0.55	+0.005     -0.010	1860-2160		2160-2450		big than20	2.5˜3.5
0.60	+0.005     -0.010	1810-2110		2110-2400		big than20	2.5˜3.5
0.65	+0.005     -0.010	1810-2110		2110-2400		big than20	2.5˜3.5
0.70	+0.005     -0.010	1770-2060		2060-2350		big than20	2.5˜3.5
0.80	+0.005     -0.010	1770-2010		2010-2300		big than20	2.5˜3.5
0.90	+0.005     -0.010	1770-2010		2010-2260		big than20	2.5˜3.5
1.00	+0.005     -0.015	1720-1960		1960-2210		big than20	2.5˜3.5
1.20	+0.005     -0.015	1670-1910		1910-2160		big than20	2.5˜3.5
1.40	+0.005     -0.030	1620-1860		1860-2110		big than20	2.5˜3.5
1.60	+0.005     -0.030	1570-1810		1810-2060		big than20	2.5˜3.5
1.80	+0.005     -0.030	1520-1770		1770-2010		big than20	2.5˜3.5
2.00	+0.005     -0.030	1470-1720		1720-1960		big than20	2.5˜3.5

1.40 mm Top quality Nickel plated compression spring