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API 5CT and 5B OCTG Casing and Tubing Pipe joint for oil field
The short section and adaptor of oil pipe comply with API Specification 5CT & 5B and other relevant standards and have been obtained with the usage license of API logo. The Company is able to produce the short section and adaptor of different kinds of J55, N80 and L80 flat and external upset oil pipes complying with API specifications.
Only those raw materials that are high in mechanical strength and excellent in comprehensive performance can be used.
Thread is formed by cooling extrusion of the special equipment with the characteristics of high precision, reliable usage performance and long service life.
The coupling has undergone phosphating with excellent wearing resistance and strong thread crocking resistance.
Specifications:
| Short section of oil pipe | Specification (in) | Maximum outer diameter(in)(mm) | Wall thickness(mm) | Steel Grade | ||
| Flat | External upset | |||||
| 2 3/8 | 2.375(60.33) | 2.594(65.90) | 0.190(4.83) | J55 N80 L80 |
||
| 2 7/8 | 2.875(73.03) | 3.094(78.60) | 0.217(5.51) | |||
| 3 1/2 | 3.500(88.90) | 3.750(95.25) | 0.254(6.45) | |||
| Coupling | Specification (in) | Maximum outer diameter(in)(mm) | Minimum length(in)(mm) | Steel Grade | ||
| Flat | External upset | Flat | External upset | |||
| 2 3/8 | 2.875(73.03) | 3.063(77.80) | 4 1/4"(107.95) | 4 7/8"(123.83) | J55 N80 L80 |
|
| 2 7/8 | 3.500(88.90) | 3.668(93.25) | 5 1/8"(130.18) | 5 1/4"(133.35) | ||
| 3 1/2 | 4.250(108.00) | 4.500(114.30) | 5 5/8"(142.88) | 5 3/4"(146.05) | ||
| Adaptor | Different kinds of adaptor connectors of J55' N80' L80 Adaptor Coupling | |||||
Further products information, please don't hesitate to contact us.
Email:
roschen@roschen.com ;
roschen@roschen.net
Tel::+86 13764195009 ;
Whatsapp/WeChat: 13764195009