Needle-shaped stop valve

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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

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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	PTFE, flexible graphite

J21W stainless steel needle valve performance specifications

model	Nominal pressure (MPa)	Test pressure PS (MPa)			Working pressure (MPa)	Working temperature (℃)	Suitable media
model	Nominal pressure (MPa)	case	Sealed (liquid)	Seal (gas)	Working pressure (MPa)	Working temperature (℃)	Suitable media
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	P ≤ 200 ° C
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	C ≤ 425 ° C

J21W stainless steel needle valve main dimensions and connection dimensions

Nominal diameter (mm)	Size							Weight (Kg)
Nominal diameter (mm)	D0	D1	D2	L	H1	H2	M	Weight (Kg)
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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