201 /201Cu stainless steel Cold Heading stainless steel Wire
Topone Stainless Steel Wire for Cold Heading is made by special
heat treatment, copper-bearing austenitic steel 201/ 201Cu /302CHQ,
304HQ, 304 and 430 are also used for cold heading fasteners.
Mechanical Properties
Annealed Finish | Light Drawn |
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Type | Grade | Tensile Strength N/mm2 (Kgf/mm2) | Elongation (%) | Reduction of area rate (%) | Tensile Strength N/mm2 (Kgf/mm2) | Elongation (%) | Reduction of area rate (%) |
Austenite | AISI 304/316 | 490-740 (60-75) | 40 over | 70 over | 650-800 (66-81) | 25 | 65 |
| AISI 302HQ | 440-90 (45-60) | 40 over | 70 over | 460-640 (47-65) | 25 | 65 |
Ferrite | AISI 430 | 40-55 | 20 over | 65 over | 460-640 (47-65) | 10 | 60 |
Diameter Tolerances And Ovality
Dia (Mm) | Tolerances(Mm) | Ovality(Mm) |
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0.80-1.90 | +0.00-0.02 | 0.010 |
2.00-3.50 | +0.00-0.03 | 0.015 |
3.51-8.00 | +0.00-0.04 | 0.020 |
In coils on formers placed on pallets. |
Classification
Type | Grade | Diameter (mm) | Surface Finish |
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Austenite | AISI304 AISI302HQ | 0.80-8.00 | Bright De-coated wire or sterate coated |
| AISI316 | 0.80-8.00 | |
Ferrite | AISI430 | 0.80-8.00 | Bright De-coated wire or sterate coated |
Packing specifications |