This standard specifies the classification principles, series division principles, basic requirements and test methods for performance of metal corrugated pipes (hereinafter referred to as corrugated pipes). This standard applies to bellows used in instruments and sensors (referred to as sensitive bellows); it also applies to bellows, sealing isolation devices, elastic support devices, shock absorbers and flexible connections used in various compensators. Corrugated tubes used in devices (referred to as bellows-like tubes).
GB/T 15464-1995 Gmeneral-purpose specification for the packaging instrumentation products
GB/T 1801 Gemetrical Product Specifications(GPS).Limits and fits.Selection of tolerance zones and fits*, 2009-03-16 Update
GB/T 1802 Tolerance and matching dimensions greater than 500 to 3150 mm common hole and shaft tolerance zone
GB/T 1803 Limits and fits Tolerance zones for holes and shafts size up to 18mm
GB/T 191 Packaging.Pictorial marking for handling of goods*, 2008-04-01 Update
GB/T 2059 Copper and copper alloy strip*, 2017-05-31 Update
GB/T 2828.1-2003 Sampling procedures for inspection by attributes--Part 1: Sampling schemes indexed by acceptance quality limit(AQL) for lot-by-lot inspection
GB/T 2829-2002 Sampling procedures and tables for periodic inspection by attributes (Apply to inspection of process stability)
GB/T 321 Preferred numbers-Series of preferred numbers
GB/T 3274 Hot-rolled plates、sheets and strips of carbon structural steels and high strength low alloy structural steels*, 2017-02-28 Update