GB/T 12221-2005: Translated English of Chinese Standard. (GBT 12221-2005, GB/T12221-2005, GBT12221-2005)

GB/T 12221-2005: Translated English of Chinese Standard. (GBT 12221-2005, GB/T12221-2005, GBT12221-2005)

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This Standard specifies the basic series of face-to-face, centre-to-face, end-to-end and centre-to-end dimensions of flanged joint valves, welded end valves, wafer type connection valves, female thread connection valves, male thread connection valves, and the permissible variations of structural dimensions.Table 17 Wafer Type Swing Check Valvesa#39; Structure Dimensions Dimensions in millimetres Nominal size DN Nominal pressure PN (MPa) 1.0 ~ 2.0 2.5 ~ 5.0 6.3 10.0 15.0, 16.0 25.0 32.0, 42.0 Structure dimensions 50 60 60 60 60 70 70 70 65 66 66 66 66 83 83 83 80 73 73 73 73 86 100 79 79 102 102 105 150 98 98 137 137 159 159 159 200 127 127 161 161 206 206 206 250 146 146 213 213 241 248 254 300 181 181 229 229 292 305 305 350 184 222 273 273 356 356 a€” 400anbsp;...


Title:GB/T 12221-2005: Translated English of Chinese Standard. (GBT 12221-2005, GB/T12221-2005, GBT12221-2005)
Author: Wayne Zheng
Publisher:www.ChineseStandard.net - 2015-09-15
ISBN-13:

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