Welded steel pipe standards

Welded steel pipes are essential components in various industries due to their versatility and structural integrity. Different standards govern their production to ensure they meet specific requirements for various applications. The following are some key standards for welded steel pipes.

GB/T9711.1: Oil and gas industry - Technical requirements for delivery of steel tubes - Part 1

GB/T9711.2: Oil and gas industry - Technical conditions for delivery of steel pipes - Part 2

GB/T9711.3: Oil and gas industry - Technical conditions for delivery of steel pipes - Part 3

GB/T3092: Welded steel pipe for low-pressure fluid transportation

GB/T3091: Galvanized welded steel pipe for low-pressure fluid transportation

GB3640: Ordinary carbon steel wire casing

GB/T12770: Stainless steel welded steel pipe for mechanical structure

GB/T12771: Stainless steel welded steel pipe for fluid transportation

GB/T14291: Mining fluid conveying welded steel pipe

YB242: Straight seam electric welded steel pipe

SY5036: Spiral submerged arc welded steel pipe for pressurized fluid transportation

SY5038: Spiral seam high-frequency welded steel pipe for pressurized fluid transportation

SY5037: General spiral submerged arc welded steel pipe for low-pressure fluid transportation

SY5040: Pile spiral welded steel pipe

Each standard addresses different aspects and uses of welded steel pipes, ensuring that the pipes are suitable for their intended purposes. From low-pressure fluid transportation to high-pressure applications, and from mechanical structures to mining operations, these standards provide comprehensive guidelines to ensure quality and performance in diverse industrial settings.