General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest
GB/T 32543-2016
Scope
This standard specifies the connection types of concrete delivery pipes, the dimensions of end flanges, pipe clamps and sealing rings, and the safety requirements and inspection methods for connection types A, B and C of delivery pipes. This standard applies to concrete delivery pipes and related ancillary equipment with a nominal inner diameter of 50 mm to 180 mm.
GB/T 32543-2016 Referenced Document
GB/T 1226 General pressure gauge*, 2017-12-29 Update
GB/T 1227 Accurate pressure gauge*, 2017-12-29 Update