Customization: | Available |
---|---|
Media: | Oil |
Temperature: | Ordinary Temperature |
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Extended body forged steel gate valve product overview:
Extended body forged steel gate valve has two kinds of bonnet design.
The first is a bolted bonnet, according to the form design of the valve, the valve body and bonnet connected by bolt and nut, spiral wound gasket sealing clamp flexible graphite (304). When customers have special requirements, also can use a metal ring joint.
The second design form is welded bonnet, sweep the form design of the valve, valve body and bonnet with threaded connections, all-welded seal. When customers have special requirements, also can be used through welding connection. The extended end forged steel gate valve is suitable for gate valve, ball valve and globe valve.
The extended end forging steel gate valve is in conformity with API602. Inspection and test is in accordance with API598, and the mark is in accordance with MSS-SP-25.
The Specific Connection Code
Connection Code | K | K1 | K2 | K3 |
Screwed Weld | Inclined End | A Full Strength End | Socket Weld End |
Standarded Matetials
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 | Stem Ring | A276 420 | A276 304 | A276 304(L) | A276 316(L) |
3 | Wedge | A276 410 & 430 | A182 F304 | A182 F304(L) | A182 F316(L) |
4 | Gasket | Flexible Graphite + S.S | S.S+PTFE | ||
5 | Stem | A182 F6 | A182 F304 | A182 F304(L) | A182 F316(L) |
6 | Bonnet Bolt | A193 B7 | A193 B16 | A193 B8 | A193 B8M |
7 | Pin | A276 420 | A276 304 | ||
8 | Gland Eyebole | A193 B7 | A193 B16 | A193 B8 | A193 B8M |
9 | Gland Nut | A194 2H | A194 4 | A194 8 | A194 8M |
10 | Nampeplate | S.S | |||
11 | Handwheel | A197 | |||
12 | H.W.Lock Nut | A194 2H | A194 4 | A194 8 | A194 8M |
13 | Yoke Nut | A276 420 | |||
14 | Gland Flange | A105 | A182 F11 | A182 F304(L) | A182 F316(L) |
15 | Gland | A276 410 | A182 F304(L) | A182 F316(L) | |
16 | Stem Packing | Flexible Graphite | PTFE | ||
17 | Bonnet | A105 | A182 F22 | A182 F304(L) | A182 F316(L) |
Note:Other materials are available upon request.
CS=Carbon Steel;AS=S=Alloy Steel;SS=Stainless Steel;
Dimension (mm) and Weight (Kg)
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" | ||
L1 | 10.75 | 10.75 | 10.75 | 120 | 127 | 127 | 152 | |
L | 147 | 147 | 153.5 | 175.5 | 187 | 187 | 222 | |
H(OPEN) | 158 | 158 | 169 | 197 | 236 | 246 | 283 | |
W | 100 | 100 | 100 | 125 | 160 | 160 | 180 | |
Weight | Bolted | 3.1 | 2.9 | 3.4 | 5.5 | 7.8 | 8.3 | 13.4 |
Welded | 2.8 | 2.6 | 3.1 | 5.1 | 7.4 | 7.6 | 12.1 |