common steel: Q195, Q235, Q345, 8#/C1008, 10#/C1010, 20#/C1018/C1022, 45#/C1045, 72# spring steel, DC01, Y15/B1113, 42CrMo/4140, 35CrMo, 20CrNiMo, 12(L)14, 12(L)15, SPCC, 12GA/18GA/20GA GVN, ML08, ML10, etc.

Digital Caliper, Projector, Rockwell Hardness Tester, Tensile Strength Tester, Salt Spray Tester, Spectrum Analyzer, etc.

30% paid as deposit, the balance will be paid before shipment.

Usually MOQ are 100~10000pcs, it depends on whether material is easy to get and whether it is easy to produce.

Usually a simple sample will cost 7~10 after sample fee is paid.

to make an offer according to drawings or physical samples.