Nitrided steel
Standard: GB, JIS, ASTM, ASME, DIN, EN;
Grade: 38CrMoAl, SACM645, 41AIGMo7, etc.;
Size: Round bar DIA 70-1000mm, squares 70×70-880×880mm and blocks Wide x Height x Length: W300-850mm x H300-850mm x L1000-8000mm, and shafts, Cylinder, Rings, Disc, Rollers, Hollows, Crank shaft, Axles, Wheels, Pipe die, Flats, etc.

Pinion steel
Standard: GB, JIS, ASTM, ASME, DIN, EN;
Grade: 40CrNiMo, 20CrMnMo, 20CrNi2MoA, 18CrNiMo7-6, AISI8822H (20CrNiMo);
Size: Round bar DIA 70-1000mm, squares 70×70-880×880mm and blocks Wide x Height x Length: W300-850mm x H300-850mm x L1000-8000mm, and shafts, Cylinder, Rings, Disc, Rollers, Hollows, Crank shaft, Axles, Wheels, Pipe die, Flats, etc.