Flanged center line butterfly Valve
Usage: The valve is mainly used to cut off the fluid it also can be designed to have the function of adjusting and cutting off the fluid.
parts name | material |
Body | cast iron,ductile iron |
disc | ductile iron , stainless steel |
Stem | stainless steel |
seat | EPDM,NBR,VITON,PTFE |
Standards
Face to Face | Flange End | Test |
GB12221-89 ANSI B16.1 JISB2002 | GB4216.4-84 GB9113.3-88 ANSI B16.5 JIS B2212 | GB/T13927-92 API598 |
Test
Nominal Diameter DN(mm) | Nominal Pressure PN(MPa) | Test Pressure(MPa) |
Shell Teat | Seal Test |
DN50-DN1000 | 1.0-1.6, 150LB,10K | 1.5-2.4 | 1.1-1.76 |
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