Product Introduction


Product description

J21H-160, J21W-160P, J21W-160R type external threaded globe valve: manual, external threaded connection form, straight-through structure, seat sealing surface material is stainless steel, working pressure 16.0MPa, nominal size DN6~DN15, valve body material is carbon steel (J21H), stainless steel (J21W), suitable for water, steam, oil (J21H), weakly corrosive or corrosive (J21W) medium pipeline.

J21H-160, J21W-160P, J21W-160R type external threaded globe valve, the connection between the pipeline and the valve body adopts external threaded live connection type, also known as external threaded needle valve, external threaded needle valve, is one of the most used valves in electric power, electrical, mechanical and electrical equipment engineering, and electronic control equipment engineering. One of the most used valves.Because of its convenient installation, reasonable manufacturing, and simple economy, it is widely used in pipelines such as power engineering.

Product performance parameters

Main performance parameters of J21H-160, J21W-160P, J21W-160R type external thread globe valve

Model number

PN

Working pressure/ MPa

Applicable temperature/

Applicable media

J21H-160

160

16

less than 425

Non-corrosive media such as water, steam, oil, etc.

J21W-160P

less than 150

Chrome-nickel-titanium stainless steel

J21W-160R

Corrosive media

Product parts and materials

J21H-160, J21W-160P, J21W-160R type external thread globe valve parts and materials

Model number

Material

Valve body, valve cover

Stem, disc, seat

Stem nut

Packing

Handwheel

J21H-160

Carbon steel forgings

Chrome stainless steel

Cast aluminum bronze

Asbestos graphite

Ball milled cast iron

J21W-160P

Chrome-nickel-titanium stainless steel

Chrome-nickel-titanium stainless steel

PTFE

J21W-160R

Chromium nickel molybdenum titanium stainless steel

Chromium nickel molybdenum titanium stainless steel

Product shape and structure size

J21H-160, J21W-160P, J21W-160R type external thread globe valve shape and structure size (mm)

DN

L

L1

h

H

H1

D0

6

60

15

15

85

91

65

10

60

15

15

89

99

65

15

60

15

15

100

115

65