high pressure needle valve
Main performance specification
Model NO. |
Nominal pressure(MPa) |
Test pressure PS(MPa) |
Working pressure(MPa) |
Working Temperature(ºC) |
Suitable Medium |
shell |
seal(fluid) |
seal(gas) |
J21W/J23W-16 |
1.6 |
2.4 |
1.76 |
0.6 |
1.6 |
P≤200ºC |
Liquefied petroleum gas, water, oil etc |
J21W/J23W-40P |
4.0 |
6.0 |
4.4 |
0.6 |
4.0 |
J21W/J23W-160 |
16.0 |
17.6 |
17.6 |
0.6 |
16.0 |
C≤425ºC |
J21W/J23W-320P |
32.0 |
48.0 |
35.2 |
0.6 |
32.0 |
Main form and connection dimensions (mm)
Nominal Diameter(mm) |
Dimensions |
Weight(Kg) |
D0 |
D1 |
D2 |
L |
H1 |
H2 |
M |
6 |
70 |
14 |
6 |
135 |
96 |
106 |
20×1.5 |
0.8 |
10 |
80 |
18 |
10 |
156 |
115 |
125 |
24×1.5 |
1.1 |
15 |
100 |
22 |
15 |
180 |
122 |
132 |
30×2 |
2.0 |
20 |
110 |
28 |
18 |
185 |
156 |
166 |
36×2 |
3.0 |
25 |
140 |
33 |
22 |
185 |
169 |
180 |
42×2 |
3.2 |
1. Needle valve is a kind of can accurate adjustment valve, use a wide, such as flame cutting with cutting
distance, it is used in adjusting the flame temperature knob. Instrument needle type valve is an
important part of instrumentation piping system basically include the globe valve and ball valve,
its function is used for opening or shuting off pipeline path . disc for Needle valve is a very pointed
cone, as the same as the needle type plug into the seat, hence the name.
2. Needle valve owned installed, remove convenient, connection fastening,it's advantage's
is beneficial to the prevention of fire, explosion and high pressure ability, the good seal performance ,
it is an advanced mode of connection of valveused for power stations, oil refining, chemical industry
equipment and instrument measuring line . Needle type valve sealing is good, long service life,
Our company is specializing in production of screwed ball valves,globe valves,gate valves,check valves,filters,etc.,from roughcast foundry to finished products, with materials:P,R304,304L,316,316L stainless steel series. Its products are suitable fot petroleum industry, chemical industry, metallurgy, fiber industry, pharmacy, food industry, beverage industry, beer industry, war industry and so on.
For many years , our products sell well and win praises from users in over 20 provinces in China ,all in accordance with ANSI/API ,DIM,JIS ,GB/JB standards . Now the company introduces a great number of advanced equipments and uses CNC machines completely in production to improve product quality constantly.
We are the professional hydraulic hose fitting manufacturer in China. We have reliable and automatic equipment so that our product are of high quality.We have complete products chain for hydraulic pipeline including tube fittings,SAE flanges, flare flanges, retain ring flanges, hydraulic hose assembly, industrial hose assembly, pipe clamps and all kinds of hoses and so on.We can supply more than 1000 models of hydraulic fitting, include BSP ,BSPT ,UNF ,NPT and METRIC standard . Besides we provide OEM service.
Perete (Tianjin) Hydraulic Parts Manufacturing Co., Ltd.
Telephone: 022-87805990
Fax: 022-87805087
Perete (Tianjin) Hydraulic Parts Manufacturing Co., Ltd. Is a hydraulic pipeline accessories manufacturer, whose work includes R & D production, sales and service for various hydraulic parts. We supply all kinds of hydraulic parts including hydraulic high pressure hoses, fittings, pipe fittings, pressure test system products, valves and various pipe clamps with good quality and reasonable price and we are very familiar with DIN, JIS, BSP, BSPT, NPT and METRIC standard. The material of our products includes stainless steel 304 0Cr18Ni9\304L 00Cr18Ni10\316 0Cr17Ni12Mo2\316L 00Cr17Ni14Mo2\321 1Cr18Ni9Ti; Carbon steel Q235\20#\35#\45# and brass H59\H62. All products of ours have to pass strict inspection before they go out and we won't sacrifice quality for quick profits.
