Product Name | Wholesale High Carbon Spring Steel Wire Rod for Making Mattress |
Material | Q235, Q355; ASTM A53 GrA, GrB; STKM11, ST37, ST52, 16Mn |
Size | 4mm, 6mm, 8mm,10mm, 12mm, 13mm, 14mm, 16mm |
Length | 5m-12m, 5.8m, 6m,10m-12m,12m or as customer's actual reques |
Standard | BS4449,GB1449.2,JIS G3112, ASTM A615 A615M |
Techniques | TMT(Thermo-Mechanical-Treatment), hot ribbed, prestressed |
Grade |
Grade 40/60/75
BS 4449 460B/500B GB HRB335 HRB 400 HRB 500 JIS SD390 |
Section Shape | Spiral Shape, Herringbone Shape, Crescent Shape |
Technique | hot rolled ribbed, prestressed |
Packing | Bundle or as your requirements |
Origin | China |
Chemical Composition & Mechanical properties | ||||||
Grade | Chemical Composition | Mechanical properties | ||||
C | Mn | Si | S | P | Tensile strength | |
≤ | ≤ | ≤ | Mpa | |||
Q195 | 0.06-0.12 | 0.25-0.5 | 0.3 | 0.045 | 0.045 | 315-430 |
Q235 | 0.12-0.20 | 0.30-0.70 | 0.3 | 0.045 | 0.045 | 375-500 |
SAE1006 | ≤0.08 | 0.25-0.40 | 0.3 | 0.05 | 0.04 | 210-370 |
SAE1008 | ≤0.10 | 0.30-0.50 | 0.3 | 0.05 | 0.04 | 315-430 |