Xi'an Reliance Petroleum Machinery Co. Ltd.
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drill collar

— drill collar, oilfield drill collar
Product Category: Drilling Machines
Sales Method: Export, Manufacture
Payment Term: T/T, L/C
Min. Order Unit Price

Product Detail

Product Attribute:

  • China (mainland) More >
  • drill collar
  • Reliance
  • 11/19/2010
  • 01/01/2011

Additional Info.:

  • Shanghai or Tianjin
  • Standard packing for sea transportation or according to customers' requirement

Product Content Description:

Product description: AISI4145H or 4145HM high quality alloy
steel is put to use for the material of drill collar, we
adopt advanced heat treatment installation for modulating
heat treatment. Chemical composition and microelement are
well controlled. The products are characterized by high
traceability and stabe mechanical properties. With new
manufacture engineering of shot blasting, it significantly
improves the fatigue strengh of the products and prolong
the operating life span of products.

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