Huamaoji Construction Machinery Trading (Beijing) Co., Ltd.
Main products:Undercarriage Part,Rock Breaker Chisel,Seal Kit,Filter,Bucket
Contact Us
  • Contact Person : Mr. Lee George
  • Company Name : Huamaoji Construction Machinery Trading (Beijing) Co., Ltd.
  • Tel : 86-10-67313769
  • Fax : 86-10-67313769
  • Address : Beijing,Beijing,Room C625, Longhui Mansion,Nongguangnanli No.1,Chaoyang District,Beijing City,China.
  • Country/Region : China
  • Zip : 100021

screw bolts and nuts

screw bolts and nuts
Product Detailed
Related Categories:Nuts
Related Product Searches:screw bolts and nuts,High Quality,bolt and nut, hex bolt and nut
1)DIN ,AS standards bolt nut 2) High quality alloy steel 3)Toughness and fracture resistance 4)From grade 10.9 to grade 12.9

Professional manufacture for  bolts and nuts ,made from fine high-grade ally steel for greater toughness and fracture resistance .both hot forged & cold drawing availble .

wide range on these parts as listed ,whilst mechanical properties can be made as your demand like grade 10.9 or 12.9 on these track bolts with corresponding nuts in grade 10.


(1)       plow bolts and nuts

(2)       track bolts and nuts

(3)       segment bolts and nuts

(4)       split mask link bolts

(5)       other oem bolts and nuts

Mechanical properties as follow:

                         Tensile stength                            Hardness

Grade 8.8         120,000  P.S.I  (85.0 kg/mm2)              HRC32 – 36

Grade  10.9      150,OOO   P.S.I  (105.0 kg/mm2 )         HRC36 -  42

Grade  12.9      170.000   P.S.I  (120.0 kg/mm2)            HRC 36 -42

For more information please feel free  to contact us !

screw bolts and nuts

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