blue color 65mn spring steel used for door shutter

1. Thickness: 0.15mm - 3.0mm
2. Width: 20mm - 600mm
3. Material:sk7 sk5 75Ni8 75Cr1 65mn
4. Origin of China
5. Package: Mill's Standard Seaworthy Package. With edge protector. Steel hoop and seals, or as per customer’s requirements.
6. Surface: bright anneal ,polished color:white and blue
7. Coil weight: baby coil weight, 300~1000KGS, each pallet 2000~3000KG
8. Shipping by container: Around 25 tons can be loaded in 1x20'FCL.
Delivery within 30days since prepayment or L/C confirmed
9. Slit edge or mill edge.
10. Accept any third party inspection. SGS, BV.
11. Making pipes, cold strip-welded pips, cold-bending shaped-steel, bicycle structures, small-sized press-pieces and house hold decoration goods.
Application fields:
(1) tool: mould,sawtooth,drill,ect
(2) gasket,backup ring
(3) spring washer,spring parts
(4)saw blades,knives

chemical component

C                  Si                     Mn                  P                     S                 Ni               Cr

0.62~0.70  0.17~0.37  0.90~1.20     ≤0.035          ≤0.035       ≤0.30        ≤0.25