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BS 3464 Non-rising Stem Seat Gate valve
● Brief
Metal seal cast iron gate valve is one kibd of equipment which can be widely used on oil and steam pipelines in petrochemical plant and coal-fired power plants to connect or truncate the medium in pipelines. This valve has the advantage of compact structure, reasonable design, good rigidity, smooth channel and small flow resistance coefficient. This kind valve adopt flexible graphite packing to make seal reliably, operate portably and flexibly. Stainless steel and hard alloy deat to make service life longer. The drive way can be classified into manual, electric, pneumatic and gear transmission.
● Meterial Of Main Parts
NO: | （Parts name） | Material） |
1 | （Body） | （Ductile iron/cast iron) |
2 | （Disc） | （Ductile iron/cast iron) |
3 | （Seat） | （Brass/cast iron） |
4 | （Stem） | （2Cr13） |
5 | （Bonnet） | （Ductile iron/cast iron) |
6 | （Hand wheel） | （Ductile iron/cast iron) |
● Standards
1: | BS3464 (Face to face is according to BS3464) |
2 | BS10 Table E or D (Flange drilled is according to BS 10 Table E or D) |
● Test
（Nominal Pressure） | PN10 | PN16 |
（Sheel Test） | 1.5 MPa | 2.4 MPa |
（Seal Test） | 1.1 MPa | 1.76 MPa |
● Overall & Connection Dimensions
Nominal diameter | L | H | C | D | |
Mm | Inch | ||||
40 | 1.5” | 140 | 275 | 160 | 135 |
50 | 2” | 146 | 290 | 180 | 152 |
65 | 2.5” | 159 | 310 | 180 | 165 |
80 | 3” | 165 | 340 | 200 | 184 |
100 | 4” | 172 | 370 | 250 | 216 |
125 | 5” | 190 | 455 | 280 | 254 |
150 | 6” | 210 | 470 | 280 | 254 |
200 | 8” | 241 | 620 | 340 | 337 |
250 | 10” | 273 | 725 | 340 | 406 |
300 | 12” | 305 | 775 | 400 | 457 |
