| Name | Brand | Specifications | Executive standard | Chemical composition analysis (melting composition)% | Performance characteristics | Purpose | ||||
| C | Si | Mn | P ≤ | S ≤ | ||||||
| Hot rolled wire rod for steel cord | WGLX72A | F5.5-6.5 | GB/T 27691 | 0.70-0.75 | 0.15-0.30 | 0.45-0.60 | 0.025 | 0.015 |
The decarburization layer is small, the inclusions are few, the tensile strength is good, the sorbite rate is high, and the wire rod has excellent plasticity and ductility.
|
Mainly used for all kinds of meridian, bead wire, cord.
|
| WGLX82A | F5.5-6.5 | 0.80-0.85 | 0.15-0.30 | 0.45-0.60 | 0.025 | 0.015 | ||||
| WGLX92Cr | F5.5-6.5 | 0.90-0.94 | 0.15-0.30 | 0.20-0.40 | 0.015 | 0.015 | ||||
| Name | Brand | Specifications | Executive standard | Chemical composition analysis (melting composition)% | Performance characteristics | Purpose | |||||
| C | Si | Mn | P ≤ | S ≤ | Other | ||||||
| Hot rolled wire rod for cold heading steel | SWRCH22A | F5.5-6.5 | JIS G3507-1 | 0.18-0.23 | ≤0.10 | 0.70-1.00 | 0.030 | 0.035 | Al≥0.02 |
Good metallographic structure, few surface defects, high purity of steel, high dimensional accuracy, low cracking rate of cold heading. The product performance is higher than the requirements of relevant standards.
|
It is mainly used for various fasteners, self tapping, weling nails and other standard parts.
|
| SWRCH25K | F5.5-20 | 0.22-0.28 | 0.10-0.35 | 0.30-0.60 | 0.030 | 0.035 | |||||
| SWRCH35K | F5.5-24 | 0.32-0.38 | 0.10-0.35 | 0.60-0.90 | 0.030 | 0.035 | |||||
| ML08Al | F5.5-24 | GB/T 6478 | 0.05-0.10 | ≤0.10 | 0.30-0.60 | 0.035 | 0.035 | Al≥0.02 | |||
| ML40Cr | F5.5-24 | 0.38-0.43 | 0.10-0.30 | 0.60-0.90 | 0.025 | 0.025 | Cr 0.90-1.20 | ||||
| Name | Brand | Specifications | Executive standard | Chemical composition analysis (melting composition)% | Performance characteristics | Purpose | |||||
| C | Si | Mn | P ≤ | S ≤ | Cr | ||||||
| Hot rolled wire rod for bearing steel | GCr15 | F5.5-20 | GB/T 18254 | 0.95-1.05 | 0.15-0.35 | 0.25-0.45 | 0.025 | 0.020 | 1.40-1.65 |
The metallographic structure and surface defects are higher than the relevant requirements of national standards. The steel has high purity, high dimensional accuracy and excellent fatigue resistance.
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For bearings and ball parts
|
| Name | Brand | Specifications | Executive standard | Chemical composition analysis (melting composition)% | Performance characteristics | Purpose | |||||
| C | Si | Mn | P ≤ | S ≤ | Other | ||||||
| Non alloy steel wire rod for wire making | C70DA | Φ5.5-6.5 | GB/T 24242.2供货技术协议 | 0.68-0.73 | 0.10-0.30 | 0.60-0.90 | 0.025 | 0.025 |
High sorbite rate, high cleanliness and good comprehensive mechanical properties
|
bead wire
|
|
| C72DA | Φ5.5-6.5 | 0.70-0.75 | 0.10-0.30 | 0.60-0.90 | 0.025 | 0.025 | |||||
| C82DA | Φ5.5-6.5 | 0.80-0.85 | 0.10-0.30 | 0.60-0.90 | 0.025 | 0.025 | |||||
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