IAPMO IGC 237–2019 High Pressure Stainless Steel Shielded Couplings for Use.....
Description
High Pressure Stainless Steel Shielded Couplings for Use with Hubless Cast Iron Soil Pipe and Fittings
1 Scope
1.1 Scope
This Standard covers high pressure shielded couplings which have a stated working pressure of 103 kPa (15 psi) or greater for use with hubless cast iron soil pipe and fittings and specifies requirements for materials, physical characteristics, performance testing, and markings.
