API 5L qualified S135 oil and gas casing pipe/drill pipe 7 inch casing pipe

Specifications

 1. High quality

 2. OD: 114.3mm-508mm

 3. WT: 5.21mm-16.13mm

 2. Material: API 5CT J55,K55,N80,L80

 3. Application: petrol, natural gas and coal bed gas exploitation engineering

 Products

PRIME STEEL PIPE is the export gateway of SHINESTAR STEEL GROUP. We are dedicated in providing and exporting high performance-price ratio welded & seamless steel pipes and fittings covering various steel grades. SHINESTAR HOLDINGS GROUP is the leading manufacturer and supplier in China. Our company was established in 1993 and is primarily engaged in manufacturing, exporting, stocking, and trading of Carbon Steel Pipes and Fittings. We are proud to provide our clients with value-based, full-service solutions beyond supplying steel. We offer risk mitigation, cost containment, inventory management, and scheduling proficiency to contribute to our customers’ bottom line. 

Factory

Equipment

Production Process

Certificate

Our Advantages

1): Durable, strict quality management and control, we are an ISO9001 enterprise.

2): High precision machining equipments guarantee good quality.

3): Smooth surface. No defects. Continuous skill improvements.

4): Quick delivery, competitive Chinese price. Low MOQ.

5): Good service, when customers have problems during use, we will surely try our best to solve them.

6): High professional employees have good emergency-dealing ability during production.

7): Surface treatment can be nickel, galvanized and painted, or based on the requirements of customers.