Steel Grade:

high carbon spring steel

Standard:

AISI, ASTM, BS, DIN, GB, JIS

Wire Gauge:

1.3mm~5.0mm

Place of Origin:

Shandong, China (Mainland)

Type:

Spring

Application:

mattress spring

Alloy Or Not:

Non-alloy

Special Use:

Cold Heading Steel

Model Number:

70#,80#,77B#

Brand Name:

Zibo Hengfu

Surface:

Black

Product name:

Mattress Spring Steel Wire

Tensile strength:

1570Mpa-1960Mpa

Packing:

Double Packed with Oiled Paper and Plastic Bags

Diameter:

1.3mm-5.0mm

Usage:

mattress and sofa spring