1.Size:from 2 3/8" to 4 1/2" 2.Thread:NUE EUE 3.Material:seamless steel 4.Standarded reference:API 5CT 5B   Detailed product description    We have got the API international quality system authentication. According to the production process is...

1.Name:2-7/8 tubing collar 2.Type: NU EU 3.Treatment: phosphating or blueing 4.Standard reference:api 5ct & 5b Detailed product descriptionWith the advanced CNC lathe processing technology, we can process various types of tubing and casing couplings. And we have got the API...

1.Name: API casing couplings for oilfeild 2.Std Ref: API 5CT 5B 3.Grade: J55,K55,N80,L80,C90 4.Feature:good sealing Detailed description With the advanced CNC lathe processing technology, we can process various types of tubing and casing couplings. And we have got the API...

1.Name: API 5CT Couplings for Casing 2.Std Ref: API 5 CT 3.Grade: J55,K55,N80,L80,C90,P110,N80-1,N80-Q 4.Technics:hot rolling  Descriptions and specifications  Product NameSpecificationType of threadOD*L(mm)Unit WeightAPI 5CT couplings for...

1.Name: API STC casing couplings 2.Ref std: API 5CT 5B 3.Grade:J55,K55,N80-1,N80-Q,L80,C90,P110 Detailed descriptionCasing coupling is one of our main products, we manufacture different types of casing couplings according to API 5CT & 5B. The following is the casing...

1.Name:CROSSOVER 2.Type:2-3/8"NU-2-3/8"EU 3.Material:N80 seamless steel 3.Adavantage:good performance sealing   Detailed description            The crossover can be also called X-over. It is used for...

1.Size:from 2 3/8"to 4 1/2" 2.Material: J55,K55,N80,L80,C90,N80-1,N80-Q 3.Placement:female 4.Std Ref: API 5ct & 5b Detailed description Coupling manufacturer of Tubing and Casing coupling according to API 5CT AND 5B API couplings for oil tubing and casingSize...

1.Name:7/8" alloy sucker rod pipe fittings 2.Shape:equal 3.Packing:carton, wooden case or per the customer's requet descriptions and size: 1.Name: API sucker rod  couplings2.Grade: T3.Attribution: anticorrosion and anti-friction4.According to the customers’...

1.Name:2-3/8"EU*2-7/8"NU seamless steel X-over 2.Material:N80 seamless steel 3.Advantage:good performance sealing  Detailed description      The X-over can be also called crossover coupling. It is used for connecting flowstrings.We...

1.Size:3/4" 2.Grade:19-T 3.Technics:hot rolling 4.Hardness:56-62HRA 5.Package:carton or wooden case or wooden pallet Descriptions and specificationsSucker rod coupling is one of our flagship products. One sucker rod coupling must be processed by a few fabrication...