Spring Steel Wire
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Spring Steel Wire

Ningbo Dingyan Metal Products Co.,Ltd. is a professional manufacturer and supplier of spring steel wire from China,we have been specialized in spring wire for years.With high quality and competitive price,we have won good feedback from our customers all over the world.We look forward to becoming your long-term partner in China.

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Product Description

1. Product Introduction

The spring steel wire is made of high quality alloy wire with high-temperature-proof and corrosion-resisitant mateirals of stainless steel,according to international standard ASTM A313/JIS G4314/EN 10270-3.The spring steel wire is widely used for spring producing,including compression spring,tension spring,torsion spring for automobile,medical and electrical industries and pump sprayers.


2.Product Parameter (Specification)

Norminal Diameter(mm)

Standard

Tolerance(mm)

Surface Finish

Tensile Strength

(N/mm2)

0.25-0.40

ASTM A313/

JIS G4314/

EN 10270-3

±0.005

Soap-Coated/

Bright

2050-2300

0.40-0.60

±0.005

1950-2200

0.60-1.00

±0.008

1850-2100

1.00-1.40

±0.010

1750-2000

1.40-2.00

±0.010

1650-1900

2.00-2.50

±0.020

1550-1800

2.50-4.00

±0.020

1450-1700


3.Product Details

The spring steel wire can be available for choice with size range of 0.25mm to 4.00mm in soap-coated and bright finish.

  • Bright

  • Soap-coated


4.Chemical composition:

Grades

Chemical Composition

ASTM

JIS

EN

C

Si

P

S

N

Mn

Cr

Ni

304

SUS304

1.4301

≤0.08

≤1.00

≤0.045

≤0.03

--

≤2.00

18.00-20.00

8.00-10.50

304L

SUS304L

1.4306

≤0.03

≤1.00

≤0.045

≤0.03

--

≤2.00

18.00-20.00

8.00-11.00

304H

SUS304H

1.4948

0.04-0.10

≤1.00

≤0.045

≤0.03

--

≤2.00

18.00-20.00

8.00-11.00

316

SUS316

1.4401

≤0.08

≤1.00

≤0.035

≤0.03

--

≤2.00

16.00-18.00

10.00-14.00

 

5.Packing:

We can arrange packing with coils,spools,pallets and wooden cases.

  • Coils

  • Plastic spools

 

Norminal Diameter(mm)

Packing

Approx. Weight

0.25-0.35

DIN200 Spool/Coil

10-20kg

0.35-0.60

DIN250 Spool/Coil

15-30kg

0.60-1.50

Coil

50kg

1.50-2.00

Coil

50kg

2.00-4.00

Coil

100kg

 

6.Advantages:

-Elemental composition is more stable;

-Better in corrosion resistance and high temperature proof,suitable for strong corrosive and high temperature environment;

-Steel ring quality:the surface of the product is smooth without cracks,safe to use;

-The products strictly use standard raw materials,and strictly control the product quality during the production process.

 

 

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