DIN Gate Valve
Brief introduction
Forged steel gate valves are available in three bonnet designs. The first design is the Bolted, with male-female joint, spiral wound gasket, made in graphite. Ring joint gasket are also available on request. The second design is the welded bonnet, with a threaded and seal welded joint. On request a full penetration strength welded joint is available. The third design is the pressure seal bonnet, with a threaded and pressure seal bonnet joint.
This kind of gate valve is our best selling goods. We also can produce wedge gate valve, solid gate valve flat gate valve API gate valve.
Technical Parameters
Standard: API 600, API 6 D, ANSI, ASME
Certification: API 6D, ANSI 16.5B ASME, ISO 9001
Size: 1/4" - 2 "
Pressure: Class 600, Class 800, Class 900, Class 1500
Temperature: -29℃ - 425℃
Body: Cast steel, Carbon Steel, Stainless steel, WCB, WC6, etc
Seat: Stainless steel, 2Cr13
Application: Oil, Gas, Water, Steam, etc
Drive mode: Manual, Electric, Pneumatic, etc
Class 800
NPS | CONV. | 3/8" | 1/2" | 3/4" | 1" | 11/4" | 11/2" | 2" |
Full | 3/8" | 1/2" | 3/4" | 1" | 11/4" | 11/2" | 2" | |
L | 79 | 79 | 92 | 111 | 120 | 120 | 140 | |
H(OPEN) | 158 | 158 | 169 | 197 | 236 | 246 | 283 | |
W | 100 | 100 | 100 | 125 | 160 | 160 | 180 | |
Weight | Bolted | 2.1 | 2.0 | 2.3 | 4.3 | 5.9 | 6.9 | 11.1 |
Welded | 1.8 | 1.7 | 2.0 | 3.8 | 5.1 | 6.1 | 10.2 | |
Class 900 - Class 1500
NPS | Conv. | 3/8" | 1/2" | 3/4" | 1" | 11/4" | 11/2" | 2" |
Full | 3/8" | 1/2" | 3/4" | 1" | 11/4" | 11/2" | 2" | |
L | 92 | 111 | 111 | 120 | 120 | 140 | 178 | |
H(OPEN) | 169 | 197 | 197 | 236 | 246 | 283 | 330 | |
W | 110 | 125 | 125 | 160 | 160 | 180 | 200 | |
Weight | Bolted | 2.5 | 4.3 | 4.2 | 6.6 | 8.8 | 12.5 | 17.2 |
Welded | 2.4 | 4.2 | 4.0 | 6.3 | 8.7 | 12.1 | 17.2 | |
Main Part Material
NO. | Part Name | CS to ASTM | AS to ASTM | SS to ASTM | |
Type A105 | Type F22 | Type F304 (L) | Type F316 (L) | ||
1 | Body | A105 | A182 F22 | A182 F304 (L) | A182 F316 (L) |
2 | Seat Ring | A276 420 | A276 304 | A276 304 (L) | A276 316 (L) |
3 | Wedge | A276 430&410 | A182 F304 | A182 F304 (L) | A182 F316 (L) |
4 | Stem | A182 F6 | A182 F304 | A182 F304 (L) | A182 F316 (L) |
5 | Gasket | Corrugated SS+ graphite | SS+PTFE | ||
6 | Bonnet | A105 | A182 F22 | A182 F304(L) | A182 F316(L) |
7 | Bonnet Bolt | A193 B7 | A193 B16 | A193 B8 | A193 B8M |
8 | Pin | A276 420 | A182 F304 | ||
9 | Gland | A276 410 | A182 F304 (L) | A182 F316 (L) | |
10 | Gland Eyebolt | A193 B7 | A193 B16 | A193 B8 | A193 B8M |
11 | Gland Flange | A105 | A182 f11 | A182 F304 (L) | A182 F316 (L) |
12 | Gland Nut | A194 2H | A194 4 | A194 8 | A194 8M |
13 | Yoke Nut | A276 420 | |||
14 | H.W.Lock Nut | A194 2H | A194 4 | A194 8 | A194 8M |
15 | Nameplate | SS | |||
16 | Hand wheel | A197 | |||
17 | Lubricated Gasket | A473 431 | |||
18 | Stem Packing | Flexible Graphite | PTFE | ||
Suitable Medium | Water, Oil, Gas, etc | Water, Oil, Gas, etc | HNO3, CH3OOH, etc | ||
Suitable Temperature | -29℃ - 425℃ | -29℃ - 550℃ | -29℃ - 180℃ | ||
+86-577-67991298
https://www.nipovalves.com/
No.43 Zhongxing Road, Tangtou Industrial Zone, Oubei Town, Yongjia County, Wenzhou, Zhejiang, China
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