All kinds of diameter steel ball from China

FOB Price

US$ 650 - 750 / Metric Ton

10 Metric Tons(Min. Order)

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Product Details

Place of Origin	Shandong, China	Brand Name	jinchi
Model Number	20-150mm	Application	mine,power station,cement plant,chemical industry,etc
Material	Steel	Dimensions	20-150mm

1.Size:20mm-150mm
2. HRC:55-65
3. Even hardness
4.Packing:By contain bag

Our grinding steel balls have the advantages of rubbing endurance, crashing tolerance and roundness persistence.

Specification:

1.Chemical composition:

C(0.6-1.2) Cr (<1.0) Si(0.15-0.6) Mn(0.6-1.5) S(<0.04) P(<0.04) Cu(<0.1) Mo(<0.25) Ni(<0.1)

2.Hardness:55-65

3.Impact toughness:>12

4.Diameter:DIA20MM-DIA150MM

The process line of production

RAW MATERIALS → CUTTING → STOVE → FORGING → TRANSFER MACHINE → QUENCHING → HEAT TREATMENT → DIMENSION TESE →PACKING →TRANSPORTATION OR SEA FREIGHT

Chemical elements of forged steel balls
C	Si	Mn	Cr	S	P
0.50-0.65	0.15-0.37	0.6-1.2	≤0.25	≤0.04	≤0.04
0.7-0.9	0.45-0.75	0.7-1.25	0.11-0.4	≤0.04	≤0.04

Nominal diameter	Diameteical Tolerance	Weight of single ball in average	Surface hardness	Impact toughness
(mm)	(mm)	(g)	(HRC)	(j/cm²)
Φ20	+2 -1	32	50-65	≥12
Φ25	+2 -1	64	50-65	≥12
Φ30	+2 -1	110	50-65	≥12
Φ40	+2 -1	263	50-65	≥12
Φ50	+2 -1	513	50-65	≥12
Φ60	+3 -2	888	50-65	≥12
Φ70		1410
Φ80		2104
Φ90		2996
Φ100		4110
Φ110	+4 -2	5457	45-65
Φ120		7102
Φ130		9030
Φ140	+4 -3	11278
Φ150	+4 -3	13871

Payment term:L/C or T/T

Package:steel drum or ton bags

Jinan Jinchi Steel Ball Co., Ltd.: Contact namerose cheng
Chat Now; Phone86-531-83222518; AddressInside Nanmeijing Yard, West Road, Chizitou Village, Puji

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