Dongying Kechuang Petroleum Equipment Co., Ltd.

East of Fuzhou Road
Dongying Economics Development Dist
Dongying City,  Shandong Province  257091

  • Booth: 8832

DONGYING KECHUANG can provide you high quality Oil Country Tubular Goods (OCTG): oil tubing, oil casing, pup joint, tubing coupling, casing coupling, drill pipe and seamless steel pipe, etc. Our company has been certified to ISO9001, ISO14001 and API 5CT, also owns complete inspection and test methods and security system.


  • Tubing & Casing Coupling
    Couplings are important accessories for tubing and casing pipes....

  •  KECHUANG supplies various API 5CT/5B/5L casing and tubing couplings from 1.315" to 20" in threads: NU, EU, STC, BTC, LTC. The casing and tubing couplings can be made in grade H40, J55, K55, N80, L80, P110 and so on.
  • Tubing
    The tubing is manufactured and inspected as per API 5CT and API 5B specifications....

  • KECHUANG supplies various seamless tubing from 1.9"~4-1/2" in grade J55, K55, N80, L80, C95, P110, the length range is R1, R2, R3, tube level is PSL-1, PSL-2, and threads in NUE, EUE, PE (Plain End). The tubing is manufactured and inspected as per API 5CT and API 5B specifications.
  • Pup joints
    Pup joints are commonly used to adjust the length of the drill string to the elevation of rotary table for easy surface handling and drilling practices....

  • KECHUANG offers a complete line of pup joints & accessories with API 5CT & premium threads at very competitive pries. They undergo the same stresses as drill pipe and their performance depends primarily on their superior mechanical properties.
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