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Contact Us
- Contact Person : Ms. Zheng Tina
- Company Name : Xi'an Overseas Oilfield Supplies Co., Ltd.
- Tel : 86-29-88341686
- Fax : 86-29-88341699
- Address : Shaanxi,Xi'an,C-902,Van Metropolis,No. 35, Tangyan Road, High-Tech Zone
- Country/Region : China
- Zip : 710075
Kelly (Square or Hexagonal)
Product Detailed
Related Categories:Mining Machinery
Detailed Product Description
Square Kelly is made from AISI 4145H alloy steel.acc. To API Spec.7 and SY/T6509.It is formed by hot forged and fully heat-treated by intermediate frequency induction heat treatment or 20mhorizontal optical resistance furnace to gain high physical properties in length. All threads are phosphated,copperized or cold worked.
