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specification

Bearing Steel Dimension, Delivery Condition, Application

Product Category	Dimension (mm)	Delivery Condition	Application	Manufacturer
Hot-rolled Wire Rod	d5.5-20	hot-rolling, hot-rolling-shperoidizing, phosphorizing	bearing rolling element, regarding wire	Dalian Jinniu
Hot-rolled Bar	d18-130	hot-rolling, hot-rolling-shperoidizing,hot-roling softening annealing	bearing inner and outer race, rolling element	Beiman
Hot-rolled Bar	d130-180	hot-rolling, hot-rolling-spherodizing, hot-rolling softening annealing, peeling, grounding	bearing inner and outer race, rolling element	Dalian Jinniu
Hot-rolled Bar	d10-75	hot-rolling,hot-rolling-spheroidizing, hot-rolling softening annealing, turning, peeling, grounding	bearing inner and outer race, rolling element	Fushun
Forged Bar	d135-200	forge, forge softening annealing	bearing inner and outer race, roller	Dalian Jinniu
Forged Bar	d80-700	forge, forge softening annealing	bearing inneer and outer race, roller	Fushun
Forged Bar	d60-1400	forge, forge softening annealing	bearing inner and outer race, roller	Beiman
Cold-Drawn Bar	d8-60	cold-drawomg, cold-drawing+annealing+pickling-cold-drawing+annealing	rolling element (ball bearing, roller bearing, needle roller), micro bearing inner and outer race	Beiman
Cold-Drawn Bar	d12-19	cold-drawing, cold-drawing+annealing+pickling-cold-drawing+annealing	rolling elements (ball bearing, roller, bearing needle roller), micro bearing inner and ourter race	Dalian Jinniu
Cold-Drawn Bar	d12-19	cold-drawing, cold-drawing+annealing+pickling-cold-drawing+annealing	roller element (ball bearing, roller bearing, needle roller), micro bearing inner and outer race	Dalian Cold-drawn steel Company
Cold-Drawn Bar	d7-45	cold-drawing, cold-drawing+annealing+pickling-cold-drawming+annealing	roller element (ball bearing, roller beaaring, needle roller), micro bearing inner and ouer race	Fushun

Steel Grade and Executive Specification

Product Category	Steel Grade	Similar to other Foreign Steel Grade			Executive Specification
		ASTM	JIS	DIN
high carbon chromium bearing steel	GCr15 GCr15SiMn GCr18Mo	SAE52100 SAE51100	SUJ2	100Cr6 100CrMn6	YB/T18254-2002 GB/3203-1982
carburizing bearing steel	G20CrNiMo G20CrNi2Mo G20Cr2Ni4	8620 4320			YB/T1854-2002 GB/3203-1982
direct drawing bearing steel	KBGCr15

NOTE:

    1.The material could be supplied in specification as per customer's requirements.

    2.Wanbao Strong Special Steel comes in a complete range of sizes and grades of steel, which forms the integrated series of products.

unique North China Agent die steel Hot-rolled wire rod SAE 51100 / 51100 / 8620 / 4320