Zibo Sanlin New Materials Co., Ltd.
Main products:Titanium Sponge,Forging Round Bars
Contact Us
  • Contact Person : Ms. Yang Lisa
  • Company Name : Zibo Sanlin New Materials Co., Ltd.
  • Tel : 0086-0533-3983222
  • Fax : 0086-0533-3985111
  • Address : Shandong,Zibo,north of beixin road,east of north road in zibo high-tech development zone
  • Country/Region : China
  • Zip : 255086

Mining Machinery Parts
drill collar

drill collar

Drill collars are available in lengths from 10 feet to 30 feet with 3-1/2"to 11" external diameter. Our drill collar are made of AISI 4145H modified alloy steel and adopt medium frequency inductance heating method for hardening and tempering,during which steel parts...
spiral drill collar

spiral drill collar

It is used to reduce contact area with hole in order to avoid efficiently bit sticking from different pressure. Spiral drill collars are one kind of the products of our company and are manufactured strictly according to API Spec 7 and Standard SY/T5144-1997.It is used to reduce...

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