6An American National Standard. ASME Boiler and Pressure Vessel Gode. Section VIII. Rulers for construction of pressure vessels,division 2 - alternative rules, 1995. 被引量:1
7MSS SP-97-2006,Integrally Reinforced Forged Branch Outlet Fittings——Socket Welding,Threaded and Buttwelding Ends[S] .Virginia:Manufacturers Standardization Society of the Valve and Fittings Industry,2006. 被引量:1