Tianjin Zhongshun Petroleum Steel Pipe specializes in producing high-tech ERW (Electric Resistance Welded) and SSAW (Spiral Submerged Arc Welded) pipes. Our company has advanced OD 457.2mm high-frequency straight seam resistance welding machines and OD 3048mm spiral submerged arc welded machines, on-line ultrasonic testing devices, offline ultrasonic testing devices, plain end and beveling end machines, and hydraulic pressure testing machines.
We can produce ERW steel pipes with an outer diameter of 0.5 to 18 inches and a wall-thickness of 1.65 to 14.27mm, as well SSAW steel pipes with an outer diameter of 8 to 120 inches and a wall-thickness of four to 30mm. Our company produces 600,000 tons of different types of ERW and SSAW steel pipes annually, including casing pipes for exploration of oil and gas, oil and gas transmission pipes, fluid transportation and structural pipes based on the domestic standards of GB/T9711, GB/T3091, GB/T13793, SY/T5768, SY/T5037 and SY/T5040, and international standards of API Spec 5CT, API Spec 5L PSL2, ASTM A53, ASTM A252, EN 10217, EN 10219, and other related standards. All these steel pipes are suitable for oil, natural gas, ship building, chemical, environmental protection, boiler, water conservation, electricity, steel structure and other related fields.
Our company implements its effective quality control and assurance systems along with long-term planning, constant maintenance, control and improvements to our products quality. By utilizing advanced technology, equipments, management skills and a good credit standing, we guarantee to provide the best products and services to our customers. For more inquiries, contact us now.
