1. Name of
commodity: Spiral Submerged Arc Welded Pipe.
2. Usage: Line pipe for Petroleum, Gas, Water, Steam, Coal Gas, Structural and as
Pilling pipe.
3. Brief Manufacturing Process Flow: Helical Forming, Spiral Submerged Arc Welding,
Plasma Cutting, X-ray Test, Ultrasonic Test, etc.
4. Standard: API Spec. 5L, ISO 2604/VI, DIN 17172, JIS
G3457, JIS G5525, BS 3601, ASTM A252, etc.
5. Material: API 5L A, B, X42, X46, X52, X56, X60, X65, X70, JIS G3101 SS400, JIS G3106
SM400B, etc.
6. Mechanical Properties and Chemical Compositions:
according to above mentioned standards.
7. Quality Assurance System: API Certificate, ISO 9002
Certificate, etc.
8. Diameter Range: Outer Diameter: 323.9mm~1420mm
(12¾"~56"), Wall Thickness: 6mm~16mm (0.236"~0.63").
1. Name of
commodity: Spiral Submerged Arc Welded Pipe.