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