Mattress spring steel wire is specially designed for mattress and cushion application. Compared to other mechanical spring steel wire, the spring wire for mattress has a relatively low requirement. Before wire drawing, the process of heat treatment is not necessary.
Package: Coil is our standard, other delivery forms upon request.
Delivery period: 7 days for container load
Surface coating: phosphate or galvanized coating
Standard: GB 4357-2009
All Sizes can be customized
Package and tech details:
1.38mm +/- 0.02mm : 1620-1860 N/mm² : 100-120kg/coil (inner coil diameter ≥ 30cm)
2.05mm +/- 0.02mm : 1710-2010 N/mm² : 150-180kg/coil (inner coil diameter ≥ 42cm)
2.34mm +/- 0.02mm : 1690-1960 N/mm² : 150-180kg/coil (inner coil diameter ≥ 42cm)
4.50mm +/- 0.03mm : 1500-1700 N/mm² : 180-200kg/coil (inner coil diameter ≥ 75cm)
4.98mm +/- 0.04mm : 1460-1650 N/mm² : 180-200kg/coil (inner coil diameter ≥ 75cm)