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Custom Stainless Steel Wire For Making Springs , Thin Spring Wire For Auto Industry

Categories Stainless Steel Spring Wire
Brand Name: Toponewire
Model Number: 201/302/304/316/316L
Certification: ISO9001:2015
Place of Origin: China
MOQ: 500KG
Payment Terms: T/T, L/C, D/A, D/P, Western Union, MoneyGram
Supply Ability: 500tons per month
Delivery Time: 1-15 days
Packaging Details: coil, spool with plate.
Material: 302/304/316
Diameter: 0.15-12mm
Surface: Bright or Coap cotaed
Coil inner diameter: 250-1000mm
Standard: JIS G. EN. ASTM. DIN. GB etc
Packing: Coil or special packing with plate
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Custom Stainless Steel Wire For Making Springs , Thin Spring Wire For Auto Industry

Stainless steel spring wire for Auto industry/Auto parts​


Stainless steel spring wire is our most traditional business,furnished by very good reputation on quality,price and strong supply capacity,Toponewire has built lots of business with customers all over the world.


Grade and Quality:

200 series:201,202.204Cu.

300 series:301,302,304,304Cu,303,303Se,304L,305,307,308,308L,309,309S,310,310S,316,316L,321.

400 series:410,420,430,420J2,439,409,430S,444,431,441,446,440A,440B,440C.

Duplex and Others:2205,904L,S31803,330,660,630,17-4PH,631,17-7PH,2507,F51,S31254 etc.


Size and Diameter:

From 0.25mm to 18mm, based on buyer’s requirement.


Surface and Finishing:

bright,soap coated,polished etc.


Application and Usage:

Our high quality stainless steel spring wire can be used in doing spring, screw,rope,brush, redrew,electro polishing,pin,straightened and cut bars, cut wire, wagon axle,metal mesh.


chemical composition (%) in requirements

TypeCSiMnPSNiCrMoCuNOther
302min817
max0.12120.0450.0310190.1
304min818
max0.08120.0450.0310.5200.1
316min10.516.52
max0.07120.0450.0313.5182.51
321min917Ti 5 X C min
max0.08120.0450.031219
347min917"(Cb + Ta) 10 X C min
max0.08120.0450.031319
631 (17-7)min6.516AI 0.75-1.50
max0.09110.040.037.818

Tensile Requirement (ASTM A313)

AISI 302 and 304AISI 316, 321, 347AISI 631 (17-7)
Dia. (Inch)T/S (ksi)Dia. (Inch)T/S (ksi)Dia. (Inch)T/S (ksi)Dia. (Inch)T/S (ksi)
0.009 - 0.010320 - 3500.045 - 0.050267 - 2950.010 - 0.015240 - 2700.010 - 0.015335 -365
0.010 - 0.011318 - 3480.050 - 0.054265 - 2930.015 - 0.024235 - 2650.015 - 0.020330 - 360
0.011 - 0.012316 - 3460.054 - 0.058261 - 2890.024 - 0.041235 - 2650.020 - 0.029325 - 355
0.012 - 0.013314 - 3440.058 - 0.063258 - 2850.041 - 0.047230 - 2600.029 - 0.041320 - 350
0.013 - 0.014312 - 3420.063 - 0.070252 - 2810.047 - 0.054225 - 2550.041 - 0.051310 - 340
0.014 - 0.015310 - 3400.070 - 0.075250 - 2780.054 - 0.062220 - 2500.051 - 0.061305 - 335
0.015 - 0.016308 - 3380.075 - 0.080246 - 2750.062 - 0.072215 - 2450.061 - 0.071297 - 327
0.016 - 0.017306 - 3360.080 - 0.087242 - 2710.072 - 0.080210 - 2400.071 - 0.086292 - 322
0.017 - 0.018304 - 3340.087 - 0.095238 - 2680.080 - 0.092205 - 2350.086 - 0.090282 - 312
0.018 - 0.020300 - 3300.095 - 0.105232 - 2620.092 - 0.105200 - 2300.090 - 0.100279 - 309
0.020 - 0.022296 - 3260.105 - 0.115227 - 2570.105 - 0.120195 - 2250.100 - 0.106274 - 304
0.022 - 0.024292 - 3220.115 - 0.125222 - 2530.106 - 0.120272 - 302
0.024 - 0.026291 - 3200.125 - 0.135217 - 248
0.026 - 0.028289 - 318
0.028 - 0.031285 - 315
0.031 - 0.034282 - 310
0.034 - 0.037280 - 308
0.037 - 0.041275 - 304
0.041 - 0.045272 - 300

China Custom Stainless Steel Wire For Making Springs , Thin Spring Wire For Auto Industry factory
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