Power Plant 40mm hot rolling steel balls High hardness HRC 60 TO 68

Price Negotiable

Price: Negotiable

MOQ: 25 tons

Delivery Time: 1-3 weeks after order confirmation

Brand: ZW

Product Description

Manufacturer : Jinan zhongwei

We are ISO Endorsed company with annual output 50000 Tons ,locaed in China.

Why choose Jinan Zhongwei as your trusted supplier :

1 . Quality Management System certified ISO 9001:2008.

2 . Environmental management system certified ISO 14001.

3 . Occupational health and safety management systems certified OHSAS 18001.

4 . We use the highest quality bar stock available, made with "clean steel" technology.

5 . Rigidly managed forging process ensuring spherical ball shape.

6 . High end heat treatment technology, based on Jinan Zhongwei’s years of metallurgical experience guaranteeing long wear life.

Our Main products :

Feature of Jinan zhongwei hot rolling steel balls as follows :

High Hardness : Surface hardness: HRC60-68 HRC, volume hardness HRC60-65.

2) . High Impact Toughness : The impact toughness of our grinding balls is more than 12 J / cm2.

3) . Low Broken Rate : the actual broken rate is not more than 1%.

4) . Good wear-resistant and lower wear rate.

Material	Chemical Elements of hot rolling steel balls
Material	C	Si	Mn	P/S	Cr
45#	0.42-0.50	0.17-0.37	0.5-0.8	<0.035	<0.25
60MN	0.55-0.65	0.17-0.37	0.7-1.0	<0.04	<0.25
B2	0.72-0.85	0.17-0.37	0.7-1.0	<0.04	0.4-0.6
B3	0.5-0.8	1.0-1.8	0.4-1.0	0.035	0.5-1.0

Hardness of hot rolling steel balls

Weight of Jinan Zhongwei hot rolling steel Ball

Norminal Diameter	Diametrical Tolerance(mm)	Approx Weight of Single Ball(kg)	Average Number Per Ton
25mm/1''	+1.5,-0.5	0.064	15625
30mm/1.25''	+1.5,-0.5	0.11	9090
40mm/1.5''	+2.0,-1.0	0.26	3846
50mm/2''	+2.0,-1.0	0.51	1961
60mm/2.5''	+3.0,-2.0	0.89	1124
70mm/2.75''	+3.0,-2.0	1.4	714
80mm/3.25''	+3.0,-2.0	2.1	476
90mm/3.5''	+3.0,-2.0	3	333
100mm/4''	+4.0,-3.0	4.1	244
110mm/4.5''	+4.0,-3.0	5.47	283
120mm/4.75	+4.0,-3.0	7.1	141
130mm/5''	+4.0,-3.0	9.02	111