闸阀的结构设计与规范：
锻钢闸阀制造按API 602,BS5352,ANSI B16.34.
试验与验收按API 598,标识按照MSS SP-25.
结构型式如下：
1.全通径或缩径；
2.明杆带支架；
3.两端自动调心的填料压套；
4.用缠绕式垫片的螺栓型阀盖、螺纹密封焊接型阀盖，或自密封阀盖
5.本体倒密封；
6.承插焊接ANSI/ASME B16.11;
7.螺纹端(NPT端)按ANSI/ASME B1.20.1。
材料表：
|
序号
NO. |
名 称 |
美标碳钢
CS to ASTM |
美标合金钢
AS to ASTM |
美标不锈钢钢
SS to ASTM |
|
Part Name |
Type A 105 |
Type F22 |
Type F304(L) |
Type F316(L) |
|
1 |
阀体 |
Body |
A105 |
A182 F22 |
A182 F304(L) |
A182 F316(L) |
|
2 |
阀座 |
Seat Ring |
A276 420 |
A276 304 |
A276 F304(L) |
A276 F316(L) |
|
3 |
闸板 |
Wedge |
A276 430&410 |
A182 F304 |
A182 F304(L) |
A182 F316(L) |
|
4 |
阀杆 |
Stem |
A182 F6 |
A182 F304 |
A182 F304(L) |
A182 F316(L) |
|
5 |
垫片 |
Gasket |
Corrugated SS+graphite |
SS+PTFE |
|
6 |
阀盖 |
Bonnet |
A105 |
A182 F22 |
A182 F304(L) |
A182 F316(L) |
|
7 |
螺栓 |
Bonnet Bolt |
A193 B7 |
A193 B16 |
A193 B8 |
A193 B8M |
|
8 |
销 |
Pin |
A276 420 |
A276 F304 |
|
9 |
填料压套 |
Gland |
A276 410 |
A182 F304(L) |
A182 F316(L) |
|
10 |
活节螺丝 |
Gland Eyebolt |
A193 B7 |
A193 B16 |
A193 B8 |
A193 B8M |
|
11 |
填料压盖 |
Gland Flange |
A105 |
A182 F11 |
A182 F304(L) |
A182 F316(L) |
|
12 |
螺母 |
Gland Nut |
A194 2H |
A 194 4 |
A194 8 |
A194 8M |
|
13 |
阀杆螺母 |
Stem Nut |
A276 420/Cu-Alloy(铜合金) |
|
14 |
手轮锁紧螺母 |
H.W.Lock Nut |
A 194 2H |
A194 4 |
A 194 8 |
A194 8M |
|
15 |
铭牌 |
Nameplate |
SS |
|
16 |
手轮 |
Handwheel |
A197 |
|
17 |
衬垫 |
Bearing Gasket |
A473 431 |
|
18 |
填料 |
Stem Packing |
Flexible Graphite |
PTFE |
|
适用介质 Suitable Medium |
(水、油、气等)W.O.G.etc |
(酸类)HNO3,CH3OOH etc |
|
适用温度 Suitable Temperature |
-29℃～425℃ |
-29℃～550℃ |
-29℃～180℃ |
注：可按要求采用其他材料 Note:Other materials are available upon request.
CS=碳钢 AS=合金钢 SS=不锈钢 CS=Carbon Steel;AS=Alloy Steel;SS=Stainless Steel;
尺寸和重量表 Dimensions(mm)and Weights(Kg)
|
通径 |
缩径RB |
3/8 |
1/2 |
3/4 |
1 |
1 1/4 |
1 1/2 |
2 |
|
|
NPS |
全径FB |
|
3/8 |
1/2 |
3/4 |
1 |
1 1/4 |
1 1/2 |
2 |
|
L |
150～800Lb |
79 |
79 |
92 |
111 |
120 |
120 |
140 |
178 |
|
900Lb |
79 |
92 |
111 |
120 |
120 |
140 |
178 |
210 |
|
1500Lb |
111 |
111 |
111 |
114 |
120 |
140 |
162 |
210 |
|
H(OPEN) |
150～800Lb |
158 |
158 |
169 |
197 |
236 |
246 |
283 |
330 |
|
900～1500Lb |
169 |
197 |
197 |
236 |
246 |
283 |
330 |
354 |
|
W |
150～800Lb |
100 |
100 |
100 |
125 |
160 |
160 |
180 |
200 |
|
900～1500Lb |
100 |
125 |
125 |
160 |
160 |
180 |
200 |
240 |
|
Weights |
Bolted |
150～800Lb |
2.1 |
2.0 |
2.3 |
4.3 |
5.9 |
6.9 |
11.1 |
15.2 |
|
900～1500Lb |
2.5 |
4.3 |
4.2 |
6.6 |
8.8 |
12.5 |
17.2 |
23.5 |
|
Welded |
150～800Lb |
1.8 |
1.7 |
2.0 |
3.8 |
5.1 |
6.1 |
10.2 |
14.2 |
|
900～1500Lb |
2.4 |
4.2 |
4.0 |
6.3 |
8.7 |
12.1 |
17.2 |
22 |
