plaats van herkomst
Guangdong, China
afmetingen
0.20-2.5mm*10-300mm
naam van het merk
GDGW steel
modelnummer
rolling shutter blue spring
type
Stalen strook met veer
toepassing
spring, hand tools, auto parts, parts, clips, etc.
Verwerking Service
heat treatment
Surface
polished (blue, yellow, white, grey-blue, black, bright) or Nature etc
Tolerance
thickness +/-0.01mm max; width +/-0.05mm max
Edge
slit edge; both rounded; one side round, one side slit; square etc
Heat Treatment
Quenching+Tempering
Process
Tempered Steel Strip
Certificate
ISO9001:2008/SG.S/BV
Material
spring rolling shutters
Product Name
roller shutter blue tempering spring CK67 cold rolled strip steel