China skew rolling mill,skew rolling machine,Steel Ball Hot Rolling Line manufacturer. 16mm to 150mm steel ball. 1. Forged grinding ball has high hardness: surface hardness to 5865HRC, volume hardness of 5764HRC 2. Impact toughness high: impact toughness more than 12J35J / cm2. 3.
Mild Steel Plate, Checkered Plate, Deformed Steel Bars manufacturer / supplier in China, offering China Mill Factory (ASTM 4140, SCM440, S45C, 40Cr, 42CrMo, 65Mn, 45#, 12Cr1MOV, 27SiMn) Hot Rolled Alloy Steel Coil for Building Material and Construction, China Mill Factory Manufacture Gi PPGI Galvanized Alu Zinc Coated Galvalume Prepainted Color Coated Steel Coil for Roofing Building .