General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest
GB/T 30062-2013
Scope
This standard specifies the name, size, weight, deviation, shape, surface quality, delivery status, common terms and definitions of defects of steel pipes. This standard is applicable to all levels of standards and related technical documents for seamless steel pipes, welded steel pipes, cast steel pipes, special-shaped steel pipes, composite steel pipes and metal hoses.