This standard specifies the classification and code, size, shape, weight, technical requirements, inspection methods, inspection rules, packaging, signs and quality certificates of stainless steel welded steel pipes for fluid transportation. This standard applies to corrosion-resistant stainless steel welded steel pipes (hereinafter referred to as steel pipes) for conveying medium and low pressure fluids.
GB/T 12771-2000 history
2019GB/T 12771-2019 Welded stainless steel pipes for fluid transport
2008GB/T 12771-2008 Welded stainless steel pipes for liquid delivery
2000GB/T 12771-2000 Welded stainless steel pipes for liquid delivery