锻钢法兰闸阀 | 150LB~1500LB闸阀 |
锻钢闸阀整体法兰端阀门有三种阀盖设计,第一种是螺栓型阀盖,通过凹凸面连接,采用不锈钢带与柔性石墨缠绕垫片,按需求也可采用环连接,第二种是焊接型阀盖,通过螺纹密封后焊接,按需求也可直接采用刚性焊接,第三种是自密封阀盖,通过螺纹与自密封阀盖连接。
整体法兰端阀门结构设计可用在闸阀、截止阀、立升式止回阀和旋启式止回阀。
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.
1.全通径或缩径
2.结构长度按ANSI/ASME B16.10
3.法兰按ANSI/ASME B16.5
4.自密封阀盖
5.明杆带支架
6.两端自动调整的填料压套;
7.本体倒密封
8.整体阀体法兰
9.对焊端按ANSI/ASME B16.25
10.环连接阀体阀盖垫片
11.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
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 304(L) | A276 316(L) |
3 | 闸板 | Wedge | A276 410&430 | A182 F304 | A182 F304(L) | A182 F316(L) |
4 | 阀杆 | Wtem | 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 T410 | A276 304 | ||
9 | 填料压套 | Gland | 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 | A194 4 | A194 8 | A194 8M |
13 | 阀杆螺母 | Stem Nut | A276 410/Cu-Alloy(铜合金) | |||
14 | 手轮锁紧螺母 | H.W.Lock Nut | A194 2H | A194 4 | A194 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;
通径 NPS | 1/2 | 3/4 | 1 | 1/4 | 1 1/2 | 2 | ||
---|---|---|---|---|---|---|---|---|
L(RF) L1(BW) | 150 | 108 | 117 | 127 | 140 | 165 | 178 | |
300 | 140 | 152 | 165 | 178 | 190 | 216 | ||
600 | 165 | 190 | 216 | 229 | 241 | 292 | ||
H(OPEN) | 150,300 | 158 | 169 | 197 | 236 | 246 | 283 | |
600 | 169 | 197 | 236 | 246 | 283 | 320 | ||
W | 100 | 100 | 125 | 160 | 160 | 180 | ||
Weights | 150 | RF | 4.5 | 5.2 | 8.2 | 11.5 | 12.5 | 20.3 |
BW | 2.8 | 3.3 | 5.4 | 7.1 | 8.2 | 12.5 | ||
300 | RF | 4.8 | 6.2 | 9.3 | 14 | 15.5 | 23.4 | |
BW | 3.5 | 4.4 | 6.8 | 8.1 | 9.2 | 15.4 | ||
600 | RF | 5.9 | 7.4 | 10.4 | 16.2 | 17.5 | 28.3 | |
BW | 4.5 | 5.1 | 8.2 | 10.5 | 12.4 | 20.1 |
通径 NPS | 1/2 | 3/4 | 1 | 1/4 | 1 1/2 | 2 | |
---|---|---|---|---|---|---|---|
L(RTJ) | 900,1500 | 216 | 229 | 254 | 279 | 305 | 368 |
L1(BW) | 900,1500 | 216 | 229 | 254 | 279 | 305 | 368 |
H(OPEN) | 197 | 197 | 236 | 246 | 283 | 330 | |
W | 125 | 125 | 160 | 160 | 180 | 200 | |
Weights | RTJ | 7.2 | 11.5 | 15.6 | 16.2 | 22.6 | 32.8 |
BW | 5.2 | 9.3 | 12.4 | 13.8 | 18.9 | 27.5 |