GB Stop Valve
GB/T1951-1984 Marine Low Pressure Bronze Thread Stop Valve
Technical Data:
Standard | Model | Nominal Pressure | Nominal Diameter | Applicable Medium |
标准 | 形式 | 公称压力 | 公称口径 | 适用介质 |
GB/T1951-1984 | A.B type | 1.60 Mpa | 6~32 | Fresh Water,Lubricating Oil,Fuel Oil,T≤250℃Steam |
GB/T1953-1984 | 1.60 Mpa | 15~32 |
Material of Main Parts:
Standard | Model | Parts Name | Material | Code |
标准 | 形式 | 零件名称 | 材质 | 牌号 |
GB/T1951-1984 GB/T1953-1984 | A.B type | Body/Cover(阀体,阀盖) | Bronze(青铜) | ZCuAl9Mn2 |
Disc(阀盘) | Bronze(青铜) | ZCuAl9Mn2 | ||
Stem(阀杆) | Bronze(青铜) | QAl9-2 |
Main Data:
DN | Structure Dimension | Flanged | Handwheel | Lift Range | Lift Range | ||||||||||||||
L | H | H1 | D | D1 | D2 | L0 | L1 | D0 | S | A | B | ||||||||
A | B | A | B | B | |||||||||||||||
6 | 78 | 34 | 90 | 77 | 32 | M18*1.5 | 15.8 | 9 | 13 | 2 | 50 | 6 | 5 | 0.34 | 0.28 | ||||
10 | 80 | 34 | 90 | 78 | 32 | M22*1.5 | 19.8 | 13 | 14 | 2 | 50 | 6 | 5 | 0.34 | 0.32 | ||||
DN | Structure Dimension | Flanged | Handwheel | Lift Range | Lift Range | ||||||||||||||
L | H | H1 | D | D1 | D2 | L0 | L1 | D0 | S | A | B | ||||||||
A | B | A | B | B | |||||||||||||||
15 | 95 | 46 | 100 | 91 | 40 | M30*2 | 27 | 19 | 19 | 3 | 50 | 6 | 5 | 0.60 | 0.53 | ||||
20 | 110 | 49 | 112 | 100 | 44 | M36*2 | 33 | 24 | 19 | 3 | 65 | 7 | 6 | 0.98 | 0.96 | ||||
25 | 125 | 53 | 128 | 113 | 48 | M42*2 | 39 | 29 | 20 | 3 | 80 | 8 | 8 | 1.38 | 1.33 | ||||
32 | 145 | 58 | 136 | 121 | 56 | M48*2 | 45 | 36 | 20 | 3 | 80 | 8 | 9 | 1.60 | 1.55 |
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GB Stop Valve
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