casing

We have set up casing producing assembly line, including material testing and monitoring, magaflux, digital control machine and automatically heat-treat equipment etc. Then produce’s standard meet API 5CT requirement. We can product all kinds of casing and coupling rang form 4” to 9 5/8”. Before manufacture, the advanced spectrometer is applied for conducting material analysis. In the course of calcinations, the infrared thermometer is used to monitor the heating temperature. The following steps of tempering, thread processing, detecting surface, pressure testing and auto-spray painting are completely in accordance with Quality Control System. So our tubing products hold the firm position in class of tip-top quality.
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Address:
Puyang City Shuangfa Industry Co. Ltd
West End Of Huanghe Road, Puyang City, Henan Province, China[457001]
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