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ADD: No.99 West Wolong Rd, Dagang Town,Yancheng City,JS
Sales hotline: 019905109217
Tel: 0515-88850999  88850888

E-mail: hppj8888@sina.com
           hppj8888@hppj.com
URL: http://www.hppj.com
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  Tubing collar Detailed parameter  
Products:
    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:019905109217  E-mail:hppj8888@sina.com hppj8888@hppj.com
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