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Contact UsAddress:Yongjia Dongou Jie Dao Wu Xing Industrial Zone
Manager:Mr. Chi
Phone:13777715926
Tel:0577-67332818
Fax:0577-67370569
Network:www.ueix.cn
Product performance specification for Products Perfomance specification
A, use and performance specification
Pressure rating at room temperature test pressure (Mpa)
Housing sealing seal test
Nominal pressure (Mpa) 1.6 2.4 1.76 1.76
2.5 3.75 2.75 2.75
4 6 4.4 4.4
Application of the temperature of -40~+80 DEG C
Applicable medium ammonia, liquid ammonia, natural gas, liquefied petroleum gas,etc.
This valve is used in the city of liquefied petroleum gas storage station, is also used inoil refineries, petrochemical plants, liquefied gas system in petrochemical plant, as theopening and closing device control medium cut
Two, the operating principle and structure
1, the hand wheel clockwise turn, the valve rod to move downwards, the valve flap down so that the sealing surface of sealing, the channel cut off. The downturn is open, the valve rod sealing effect referred to the highest point.
2, the valve sealing a increased. In the valve open state, and filling the role with two seals, and has certain protective function to the filler
3, the valve using nylon products as a sealing cover, packing soft forming filler, the seal for the soft material, good sealing performance.
Three, the material of main parts:
Part name materials
The valve body valve cover WCB LCB CF8
Stem Cr13 F304
The valve clack of nylon 1010 F4 babbit alloy (B)
The valve stem nut Cr13 F304
Stuffing PTFE + NBR
Shim XB450
Handwheel nodular cast iron
Four, the main dimensions and connection dimensions:
DN L D D1 D2 B F Z-D H D0
15130956545162 with 4- 14207120
201501057555162 with 4- 14217120
251601158565162 with 4- 14219120
3219013510075182 with 4- 18280160
4020014511085183 with 4- 18330200
50230160125100203 with 4- 18350240
65290180145120223 with 8- 18400280
80310195160135223 with 8- 18430320
100350135190160243 with 8- 23465360
125400270220188283 with 8- 25558400
150480300250218303 with 8- 25611400
200600360310278343 with 12- 25710450
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