Industrial valves. Metallic butterfly valves Ingestion-build-228203 so that all concerned can

so that all concerned can be sure of the program requirements

the examination may be carried out at other stages during the welding process

The PN and Class ranges are as follows:

The requirements of BS EN ISO 17660-2 are only applicable to static loaded structures

reliable and has a reasonable working life

Industrial valves. Metallic butterfly valves Ingestion-build-228203 so that all concerned canThis European Standard specifies requirements for butterfly valves having metallic bodies for use in flanged or butt welding piping systems and used for isolating, regulating or control applications. The PN and Class ranges are as follows: PN 2,5; PN 6; PN 10; PN 16; PN 25; PN 40; Class 150; Class 300. The DN range is as follows: DN 20; DN 25; DN 32; DN 40; DN 50; DN 65; DN 80; DN 100; DN 125; DN 150; DN 200; DN 250; DN 300; DN 350; DN 400; DN 450; DN