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OCTG-coupling for casing&tubing

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API5CT steel pipe-seamless steel pipe

(15)

casing and tubing with special thread

(2)

Why Can We Always Ensure Excellent Quality

Quality Control

We established a comprehensive quality management system and through the API 5CT and API Q1 certification, in the production process in strict accordance with the quality manual and program document control requirements of product quality:

1、按照进货检验规程对原材料进行检验，不合格的产品禁止入库投入生产

1, in accordance with the incoming inspection procedures for the inspection of raw materials, unqualified products from storage into production

2、全套的检验设备，包括拉伸、冲击、金相、硬度等试验机，确保材料性能符合要求

2, a full set of test equipment, including tensile, impact, metallography, hardness testing machine, ensure the material performance requirements

3、生产过程中专门设置检验人员，做到专职专检

3, in the production process of special inspection personnel, do a full-time professional inspection

4、建立检验巡视和成品抽检制度，有专职巡检人员对生产各个工序进行巡回检查，严格按照工艺要求进行作业，由成品检验人员对入库成品进行抽检，保证产品出厂合格率100%

4, establish inspection inspection and product sampling system, full-time inspection personnel inspection tour on the production of the various processes, working in strict accordance with the process requirement, the storage of finished product sampling by the finished product inspection personnel, to ensure that products manufactured pass rate of 100%