1/4" ~2" Cast Steel Gate Valve With Two Piece Self Aligning Packing Gland
Cast Steel Gate Valve
1/2", 800# ,
SW , FRGD ,
BODY: ASTM A105
TRIM: 13% CR,
Wedge: Solid Type,
BB- OS &Y,
HAND OPERATED ,
STD : API 602
* Gate valves conform to API 602,and ASME B 16.34
* Each are tested according to API 598,and marking is per MSS SP-25
* Full Port or Conventional Port
* Outside Screw and Yoke(OS & Y)
* Two piece self-aligning packing gland
* Bolted bonnet with spiral wound gasket, threaded and seal welded bonnet or threaded and
pressure seal bonnet
* Integral backseat
* Socket weld ends to ASME B16.11
* Screwed Ends (NPT) to ANSI/ASME B1.20.
Cast Steel Gate Valve Brief introduction:
Cast Steel Gate Valve are available in three bonnet designs. The first design is the Bolted, with male-female
joint, spiral wound gasket, made in F304L/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.
Cast Steel Gate ValveTechnical Specification
* Gate valves conform to API 602,and ASME B 16.34
* Each are tested according to API 598,and marking is per MSS SP-25
* Full Port or Conventional Port
* Outside Screw and Yoke(OS & Y)
* Two piece self-aligning packing gland
* Bolted bonnet with spiral wound gasket, threaded and seal welded bonnet or threaded and
pressure seal bonnet
* Integral backseat
* Socket weld ends to ASME B16.11
* Screwed Ends (NPT) to ANSI/ASME B1.20.1
Cast Steel Gate Valve Mail 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℃ |
Main external and connection dimension
CLASS 800LB
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 |
178 |
|
H(OPEN) |
158 |
158 |
169 |
197 |
236 |
246 |
283 |
330 |
|
W |
100 |
100 |
100 |
125 |
160 |
160 |
180 |
200 |
|
Weight |
Bolted |
2.1 |
2.0 |
2.3 |
4.3 |
5.9 |
6.9 |
11.1 |
15.2 |
Welded |
1.8 |
1.7 |
2.0 |
3.8 |
5.1 |
6.1 |
10.2 |
14.2 |
CLASS 900LB~ 1500LB
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 |
210 |
|
H(OPEN) |
169 |
197 |
197 |
236 |
246 |
283 |
330 |
354 |
|
W |
110 |
125 |
125 |
160 |
160 |
180 |
200 |
240 |
|
Weight |
Bolted |
2.5 |
4.3 |
4.2 |
6.6 |
8.8 |
12.5 |
17.2 |
23.5 |
Welded |
2.4 |
4.2 |
4.0 |
6.3 |
8.7 |
12.1 |
17.2 |
22.0 |