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B2 B3 Steel Round Bar of Grinding Balls in Mines
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Product: Views:264B2 B3 Steel Round Bar of Grinding Balls in Mines 
Unit price: Negotiable
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Delivery date: Since the payment date Days delivery
Valid until: Long-term effective
Last updated: 2017-07-23 23:27
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B2 B3 steel round bar of grinding balls in mines
 
hot rolled b2 b3 steel round bar is one kind of steel material for grinding steel balls manufacturing in mining. 
hot rolled b2 b3 steel round bar is much better than continuous casting billets in manufacturing grinding balls. 
hot rolled b2 b3 steel round bar is more competitive than forged bars in manufacturing grinding balls.
hot rolled b2 b3 steel round bar is goog choice in grinding balls manufacturing.

1. Grinding ball steel materials b2 b3 chemical composition:
  C Si Mn S/P Cr
B2 0.72-0.85 0.17-0.37 0.7-1.0 <0.04 0.4-0.6
B3 0.58-0.66 1.6-1.9 0.65-0.8 0.025 0.7-0.9

2. Hardness of the gridning balls produced by b2 b3 steel materials:
Material 25mm-50mm
HRC		 60mm-90mm
HRC		  
100mm-125mm
HRC
 
B2 60-65 58-63 56-60
B3     56-63

3. Inclusion control of the grinding ball steel b2 b3 material:
A A B B C C D D
THICK THIN THICK THIN THICK THIN THICK THIN
2.0 1.5 2.0 1.5 2.0 1.5 2.0 1.5

4. Production line of grinding ball steel material b2 b3:
EAF - LF - VD - CC - HEATING - ROLLING - hot rolled steel round bar

5. Other steel materials list of grinding balls in all mines:
B2 B3 B4 B5 B6 B2-1 B6-1 B6A BU 70Cr2
YS901 S902 S904 S704 S905 C1090 S90Cr 5077 5081 75CrMn
400B 525C 309D 408D 600D 600DM 625A 625B 625C 65Mn2CrA
525B 548 269A 328A 359A 408A 550A 528A 328C 75Mn
300A 358C 518A 309C 572C 201A 308B 358D 201A 649
X3K5140H XK5159H XK5062 XK5079 XK5079 XK5080 XK5095 X2K5170 XK5096 648
XK50106 X3K5140H X2S5091 X2S5091 XK51105 XK51105A XK51105B 6595    

6. Our company:
Bead company LAIWU LE REN TRADE CO., LTD.
Branch company QINGDAO HELIO STEEL CO., LTD. / SHANDONG LE SHAN MACHINERY CO., LTD.
MP 0086-18953401725 / 0086 - 13376344030
  laiwulerensteel
  0086 - 13376344030
qq 470301087
   
address no.89, qingshui business street, laicheng district, laiwu city, shandong province, china








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