Material grade: CK45, CK50,, CK67, CK70, CK75, 65Mn, 3Cr13,50CrV4
Thickness: 0.15mm to 3.0mm, tolerance max +/-0.01 mm
Width: 6.0mm to 600mm tolerance max +/-0.1mm
Finish: nature, bright, grey, polished
Hardness: 21-28HRC for cold rolled process, 30-52HRC for hardened&tempered process,below 20HRC for anneal process, according to user`s requirements
Edge: slit, round, square
Packing: each bundle with anti-rust paper and light oil then wrapped in plastic film with metallic pallet and put in 20ft container for standard sea worthy
Standard: GB, JIS, DIN
Application: roller shutter spring, bandsaws,spring clips,construction tools, filler knife,agriculture tools etc.
Flat surface and uniform hardness
Each bundle with anti-rust paper and light oil then wrapped in plastic film with metallic pallet and put in 20ft container for standard sea worthy