Process flow for Double-sided submerged arc welded spiral steel pipe Milling - Pre-bending - Forming - Pre-welding - Internal welding - external welding - Ultrasonic inspection - X-ray inspection - Expanding - hydraulic test - chamfering - Ultrasonic inspection Ⅱ- X-ray inspection Ⅱ- magnetic particle inspection of tube end - corrosion protection and coating

Process flow for Double-sided submerged arc welded spiral steel pipe Milling - Pre-bending - Forming - Pre-welding - Internal welding - external welding - Ultrasonic inspection - X-ray inspection - Expanding - hydraulic test - chamfering - Ultrasonic inspection Ⅱ- X-ray inspection Ⅱ- magnetic particle inspection of tube end - corrosion protection and coating

Double-sided submerged arc welded spiral steel pipe, its high pressure capacity, low resistance, low temperature resistance, corrosion resistance, easy installation and maintenance advantages and more and more by oil and gas, pulp transportation, urban construction and other industries welcome, the process process first full board ultrasonic inspection.

This stainless steel pipe seamless pipe is a cost-effective choice, offering high-quality materials. Manufactured in China, it is available in various grades including 201, 202, 304, 316, and 316L.

The AISI ASTM TP 304 304L 309S 310S 316L 316ti 321 347H 317L 904L 2205 2507 inox stainless steel pipe/stainless steel tube is a high-quality stainless steel product suitable for various industrial applications. It offers excellent corrosion resistance and durability, making it ideal for use in different environments.

This product is a stainless steel tube made of high-quality 201, 304, and 316 materials. It is available in square and rectangular shapes, with weldings and excellent durability, making it ideal for various applications in industries such as construction and manufacturing.

The "SS 316 Rectangular Square Pipe AISI 410 304 stainless steel pipe Tube" is a high-quality stainless steel pipe designed for manufacturers. It offers a durable and efficient solution for a wide range of industrial applications due to its superior strength and corrosion resistance properties.

The "Welded Seamless 3 Inch 201 403 Stainless Steel Pipe Stainless Steel Seamless Pipe" is a durable and versatile pipe made from high-quality stainless steel. With a seamless construction and a size of 3 inches, it is ideal for various industrial applications that require corrosion resistance and strength.

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