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Needle-shaped stop valve
Model: J23W
Nominal diameter: DN15-150mm
test pressure: PN16-64MPa
Main material: stainless steel
connection type: screw
temperature: normal
pressure environment: atmospheric
Operation: manual
flow direction: one-way
Medium: high corrosion Chemical medium
Product details

J21W stainless steel needle valve main parts and materials

Part Name Stem, valve cover Stem, valve flap filler
J21W-16P Chrome nickel stainless steel Chrome nickel stainless steel PTFE, flexible graphite
J21W-40, J21W-160 High-quality carbon steel Chrome stainless steel

 

J21W stainless steel needle valve performance specifications

model Nominal pressure (MPa) Test pressure PS (MPa) Working pressure (MPa) Working temperature (℃) Suitable media
case Sealed (liquid) Seal (gas)
J21W-16 1.6 2.4 1.76 0.6 1.6 P ≤ 200 ° C Liquefied petroleum gas water, oil and so on
J21W-40P 4.0 6.0 4.4 0.6 4.0
J21W-160 16.0 17.6 17.6 0.6 16.0 C ≤ 425 ° C
J21W-320P 32.0 48.0 35.2 0.6 32.0

 

J21W stainless steel needle valve main dimensions and connection dimensions

Nominal diameter (mm) Size 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


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