IAPMO IGC 336-2016 Double Pipe Union Couplers
Description
1 Scope
1.1 Scope
This Standard covers NPS-1/2 to NPS-2 zinc electroplated steel and non-electroplated stainless steel, double pipe union couplers intended for use in above or below ground pressure systems such as compressed air/pneumatic, gas, or water distribution systems. This standard specifies requirements for materials, physical characteristics, performance testing, and markings.
