0086 17701706555
jojoruan@heyinsteel.com
35CrMo SCM435 4130 35CrMoA Str
8620 20CrNiMo SNCM220 alloy st
23CrNi3Mo alloy steel rock dri
42CrMo SCM440 42CrMo 1.7225 al
20CrMo 4118 SCM420 alloy steel
30CrMo 4130 25CrMo4 SCM430
4340 36CrNiMo4 1.6511 817M40 S
Contact: Miss.Ruan
Phone: 17701706555
Tel: 0086 17701706555
Email: jojoruan@heyinsteel.com
Add: No.1588 Youyi Road, Baoshan District,Shanghai
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