Quick Detail
Place of Origin
HS-CODE
72-
Package & Delivery Lead Time
Detailed Description
1.Material grade:CK50/CK60/CK67/CK70/CK75,C75Cr1.
2.Thickness:0.15mm to 2.5mm
3.Width:8mm to 600mm
4.Edge fo steel:slit,round,square.
5.Surface treatment: heat treatments.
6.Standard of reference:GB,DIN,JIS.
7.Finshed surface:Polished ,blue,yellow,white,gery-blue,black,bright,nature.
8.Tolerance:Thickness+/-0.01 mm max,width:+/-0.05mm max
9.Good flatness, and hardness uniform
10.useful:material used in constant force spring,clock main spring,toy spring ,power spring,steel for clock spring,power springs,recliner spring,feeler gauges,doctor blades
11.Hardness:21-28HRC for cold rolled process,29-55HRC for hardened and tempered process,below 20Hrc for annealed process.
12.Packing: Each coil with anti-rust paper wrapped and plastic film with material pallet and put into 20ft container or standard sea worthy.
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