GB/T 8163 输送流体用无缝钢管

GB/T 8163 Seamless Steel Pipes for Liquid Service

选用10、20、35、45、Q355等优质钢，经退火、酸洗、冷拔、精轧等工序生产出的钢管经无损检测，主要用工程机械等领域。

Manufactured from high-quality steels such as 10, 20, 35, 45, and Q355, these steel pipes undergo processes like annealing, pickling, cold drawing, and precision rolling. Subsequently, non-destructive testing is performed to ensure quality. Primarily utilized in industries like construction machinery and heavy equipment.