External thread globe valve
Technical parameter
Product model: J21W
Nominal diameter: DN6-25 NPS1/4 "-1“
Nominal pressure: PN320
Applicable temperature: ≤ 425 ℃
Applicable media: water, steam, oil, etc
Design and manufacturing: GB/T 12224-1989, JB/T 7747-1995
Connection type: butt welded pipe joint
Structural features: conical sealing; Floating valve disc
Valve Inspection and Testing GB/T13927-1992
Main materials: Carbon steel according to GB/T 12228-1989, stainless steel according to GB/T 1220-1989
Product Features
1. Working pressure 6000Psi (413bar);
2. Temperature selectable range -53 to 1000 (10 to 537);
3. Multiple termination forms - ferrule type, internal and external threads, socket welding, and butt welding;
4. Ferrule size 6 to 25MM millimeters, 1/4 "to 1";
5. Butt welding and socket welding sizes 10 to 34MM millimeters or in English;
6. The internal and external thread sizes of straight and tapered pipes are 1/4 "to 1";
7. Multiple material options: 316, Monel-400, Hastelloy C-276 2205, 2507.
Main component materials
| Model |
Body |
Joint |
Stem |
Nut |
Packing |
|
J21W-320 |
20# |
20# |
2Cr13 |
20# |
柔性石墨 |
|
J21W-320P |
SS304 |
SS304 |
SS304 |
SS304 |
Main connection dimensions
|
Size |
M |
φ |
L1 |
L |
H |
D0 |
WT（kg） |
|
DN6 |
M20×1.5 |
φ14×4 |
66 |
140 |
96 |
63 |
0.85 |
|
DN10 |
M24×1.5 |
φ18×4 |
78 |
160 |
115 |
78 |
1.1 |
|
DN15 |
M30×1.5 |
φ22×4 |
94 |
180 |
122 |
100 |
2.0 |
|
DN20 |
M36×1.5 |
φ28×4 |
108 |
220 |
156 |
110 |
3.5 |
|
DN25 |
M39×1.5 |
φ33×4 |
110 |
230 |
170 |
140 |
4.3 |
