Qingdao Teste Metal Products Co., Ltd.
Qingdao Teste Metal Products Co., Ltd.
Add to Cart
Cold heading quality steel wire rod is produced with a tighter restriction on chemical and surface requirements due to the high amount of reduction that takes place in cold heading. Cold heading quality steel is ideal for a variety of cold heading applications, including bolts, nuts, screws, rivets, nails, and other complex formed parts.
GRADE
| Cold Heading Steel Wire Rod | Standard | Grade |
| JIS G3507 |
SWRCH35K (DIA6.5~20MM) SWRCH30K (DIA6.5~20MM) SWRCH22A (DIA5.5~6.5MM) |
|
| GB/T 6478 |
ML15 ML20 ML25 ML30 ML35 (DIA6.5~20MM) |
CHEMICAL COMPOSITION
| Element | C | Mn | P | S |
| SWRCH35K | 0.32~0.38% | 0.60~0.90% | 0.03%Max | 0.1~0.35% |
| SWRCH30K | 0.27~0.33% | 0.60~0.90% | 0.03%Max | 0.1~0.35% |
| SWRCH22A | 0.18~0.23% | 0.70~1.00% | 0.03%Max | 0.035%Max |
STANDARD PACKING
In coils up to approx. 2500 kg, inside diameter about 800 mm, outside diameter about 1200 mm, maximum length 1900 mm.
STANDARD CERTIFICATION
On demand Inspection Certificate according to EN 10204 3.1 and for diameter range 5,5 ÷ 13 mm the Declaration of Performance according to CPR (Reg UE 305/2011).