
Alloy Steel Forged Ring Seamless Rolled Ring A105 4140 42CrMo Large Diameter for Wind Power Gearbox Bearing Wholesale Factory. Balanced strength and toughness. Consistent mechanical properties in radial and circumferential directions. Resistant to cracking and deformation during long term service. Supply rough turned, finish turned and ground blanks or finished parts to save customers secondary machining time. Traceable raw materials with heat number record. Support UT ultrasonic testing, MT magnetic particle testing to detect internal and surface cracks. Complete material certificates and physical chemical test reports available upon shipment. High material utilization rate for forged blanks. Stable mass supply for large volume project orders. Customized development available. Material grade and heat treatment solution can be optimized according to working conditions to extend component service life. Complete material grades including 304, 316L, 2205 duplex steel, complying with material standards for global markets. Formed by open die forging and ring rolling. Support custom large diameter, heavy wall and special cross section rings. Cover standard and non standard sizes per customer drawings.