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ADD: No.99 West Wolong Rd, Dagang Town,Yancheng City,JS
Sales hotline: 013770005566
Tel: 0515-88850999  88850888


Products Development is a kind of power, is a kind of confidence  
  Tubing collar Detailed parameter  
    Pipe couplings in strict accordance with the American petroleum institute APISPEC5CT and 5 B standard production, material selection through authentication of large-scale enterprise pipe API, steel grade J55 N80 L80 including P110, thread processing using the domestic first-class numerical control lathe, import molding tool a complete processing, the accuracy of all accord with API standard, and close to zero error, to ensure the universality and interchangeability of threads; Testing equipment using a precise thread gauges, hardness tester nondestructive phosphorus powder scratches instrument and taper gear tooth type high pitch a single thread measurement instrument, and ensure that the product rate of 100%.
ADD:No.99 West Wolong Rd, Dagang Town,Yancheng City,JS  Tel:0515-88850999  88850888  Fax:0515-88850555
Sales hotline:013770005566
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