According to the performance level, bolt and nut can be normally divided into high strength bolt nut and ordinary bolt nut. High strength bolt nut uses alloy steel like 40Cr, 35CrMo and with quenching and tempering heat treatment, which can meet the international standard performance, for example hardness at 38-42HRC and tensile over 170000psi. There are Grade 8.8, Grade 10.9 and Grade 12.9 bolts in our company, among them, Grade 12.9 and 10.9 are the most popular products.
According to the usage, bolt and nut can be classified into plow bolt, hex bolt, track bolt, segment bolt, grader blade bolt, cutting edge bolt, and other customized bolt, which can be normally applied in different machines like excavators, loaders, motor graders, bulldozers, scrapers, as well as other earthmoving and mining machinery, and cover many famous brands overseas and domestic like Caterpillar, Komatsu, Hitachi, Hensley, Liebherr, Esco, Daewoo, Doosan, Volvo, Kobelco, Hyundai, JCB, Case, New Holland, SANY, XCMG, SDLG, LiuGong, LongKing, etc.
Our capacity from diameter 1/8"-1-3/8" and length up to 17", Quality can be produced according to Customers demand like Grade 10.9, Grade 12.9 or other Grades, meanwhile, Customers logo accepted if the quantity is good enough.
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Post time: Mar-08-2022