TUBING&CASING NIPPLE& NIPPLE COUPLINGS OILWELL PETROLEUM COUPLINGS CHINA SUPPLIER EXPORTER
The company has strong production capacity, strict quality control system and trade capacity. Products are strictly in accordance with API 5CT standards, all have API 5CT certificates, and has passed the ISO9000 quality management system audit. The company maintains close cooperation with some famous iron and steel enterprises in China to ensure the best raw materials are always given to customers, and each batch of materials purchased will be subjected to tensile, yield and elongation according to batch number, furnace number, Impact power and other indicators of strict reinspection and verification. If the performance is not up-to-line, the raw materials can’t be used absolutely . In the course of production, every working procedure of each product should be strictly inspected, and each piece should keep the relevant processing record, thread inspection record and flaw detection record.
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CASING PIPES SEAMLESS CARBON STEEL PIPES CHINA ...
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API HALF LINE COUPLINGS & API LINE COUPLINGS
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THREAD PROTECTORS CHINA SUPPLIER EXPORTER
1. The protector shall not be affected by solvents (such as diesel oil, acetone, hydrocarbon solvent, trichloroethylene), storage grease or thread compound for making up. 2. The thread profile shall be made of materials to prevent binding with external thread and internal thread, and there shall be enough thread contact to ensure the use characteristics.
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TUBING PIPES SEAMLESS CARBON STEEL PIPES CHINA ...
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8 J H40 PUMP COLUMN COUPLING BLANK
For API 5CT tubing couplings & casing couplings, the specifications are from 2-3/8 to “20″, and the steel grade is from J55 to Q125, covering all full series and steel grades. 1. QUANTITY TOLERANCE:-0/ +5% in PCS per size and in total. 2. INVOICING: Based on actual quantity shipped. 3. Coupling Must Be Manganese Phosphate Coated as Per API 5B,Coupling Surface colour coating as per API 5CT 9th or API 5CT 10th. 4. Coupling Die-Stamping and surface marking : XZEP 5CT-1368 [A...
