GB/T 17241.6-2008 Translated English of Chinese Standard. (GBT 17241.6-2008, GB/T17241.6-2008, GBT17241.6-2008): Integral cast iron flangesThis part of GB/T 17241 specifies the types and dimensions of the integral gray cast iron, malleable cast iron and ductile cast iron flanges with the nominal pressure of PN2.5, PN6, PN10, PN16, PN25, PN40, Class150, and Class300. This part is applicable to the design, manufacture and acceptance of DN10~DN4000 gray cast iron, malleable cast iron, and ductile cast iron integral cast iron flanges. |
Common terms and phrases
15 Table 16 Integral Cast bolt hole bolt hole L Bolt Outer diameter cast iron Ductile Cast Iron Flanges cast iron Malleable Cast Iron Pipe center circle circle of bolt Connection dimension Sealing Corner radius diameter d Height diameter N Corner Diameter of bolt Diameter of center diameter of flange dimension Connection dimension dimension DN Connection dimension Sealing surface Dimensions of PN DN Connection dimension Ductile cast iron flange D Diameter Flanges mm Nominal flanges shall meet GB/T 17241.7 Specifications Gray cast iron Height f Number hole K Diameter hole L Bolt Hubbed Integral Cast Iron iron Ductile cast iron Malleable cast Iron Pipe Flanges L Bolt Outer Malleable cast iron Neck diameter Nominal dimension Connection Nominal dimension DN Number n Thread Number Thread specification PN 40 Integral radius r Outer Sealing surface Flange specification Gray cast standard surface Flange thickness thickness C Neck Thread specification Gray types and dimensions