Xiamen Chemelite Enterprises Co., Ltd.
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  • Contact Person : Mr. Chen
  • Company Name : Xiamen Chemelite Enterprises Co., Ltd.
  • Tel : 86-592-5530176
  • Fax : 86-592-5531751
  • Address : Fujian,Xiamen,B403-Jiahe Road 396
  • Country/Region : China
  • Zip : 361009

R51 Self-drilling rock bolts

R51 Self-drilling rock bolts
Product Detailed
Related Categories:Other Construction Tools
self drilling rock bolts. R51 rock bolts. R51 Coupling,Bits. Main Parameter

TypeR25R27R28R32R38R51
O.D.mm252728323851
Tensile StrengthMPa≥650≥650≥650≥650≥650≥650
Tooth Depthmm1.5±0.1
Thread Pitchmm12.7±0.1
Thread typeLeft
Standard Length2.0   3.0  3.5  4.0  4.5  5  6
Size error±1%
Max depthAbove 12m
RemarkTensile strength and length can be customized accroding to special requirments

R51 Self-drilling rock bolts



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