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锻钢闸阀有三种阀盖设计形式.*种是螺栓式阀盖,按这种设计形式设计的阀门,其阀体与阀盖用螺栓螺母连接,缠绕式垫片(316夹柔性石墨制造)密封.客户有特殊要求时也可采用金属环连接.二种设计形式是焊接式阀盖,按这种设计形式的阀门,其阀体与阀盖用螺纹连接,全焊密封.客户有特殊要求时也可采用透焊连接.三种是自密封阀盖,按这种设计形式设计的阀门,其阀体与阀盖用螺纹连接,内压自密环密封。
锻钢闸阀是指关闭件(闸板)沿通路中间线的垂直方向移动的阀门。锻钢闸阀在管路中主要作切断用。锻钢闸阀是使用很广的一种阀门,一般口径DN≤50的切断装置都选用它。锻钢闸阀比较常见。
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;
锻钢闸阀尺寸(MM)
(PN6.4MPa)
DN(mm) | L | D | D1 | D2 | b-f | z-φd | H |
Z40H-64C Z41Y-64C Z40Y-64P/R/PL/RL Z41Y-64P/R/PL/RL Z40W-64P/R/PL/R Z41W-64P/R/PL/R Z40Y-641 Z41Y-641 (KZ41Y) | |||||||
15 | 170 | 105 | 75 | 55 | 18-2 | 4-φ14 | 185 |
20 | 190 | 125 | 90 | 68 | 20-2 | 4-φ18 | 200 |
25 | 210 | 135 | 100 | 78 | 22-2 | 4-φ18 | 225 |
32 | 230 | 150 | 110 | 82 | 24-2 | 4-φ23 | 380 |
40 | 240 | 165 | 125 | 95 | 24-3 | 4-φ23 | 300 |
50 | 250 | 175 | 135 | 105 | 26-3 | 4-φ23 | 360 |
65 | 280 | 200 | 160 | 130 | 28-3 | 8-φ23 | 385 |
80 | 310 | 210 | 170 | 140 | 30-3 | 8-φ23 | 400 |
100 | 350 | 250 | 200 | 168 | 32-3 | 8-φ25 | 450 |
125 | 400 | 296 | 240 | 202 | 36-3 | 8-φ30 | 540 |
150 | 450 | 340 | 280 | 240 | 38-3 | 8-φ34 | 630 |
200 | 550 | 405 | 345 | 300 | 44-3 | 12-φ34 | 820 |
250 | 650 | 470 | 400 | 352 | 48-3 | 12-φ41 | 960 |
300 | 750 | 530 | 460 | 412 | 54-4 | 16-φ41 | 1130 |
350 | 850 | 595 | 525 | 475 | 60-4 | 16-φ41 | 1300 |
400 | 950 | 970 | 585 | 525 | 66-4 | 16-φ48 | 1450 |
450 | 1050 | 715 | 630 | 570 | 70-4 | 20-φ48 | 1550 |
500 | 1150 | 800 | 705 | 640 | 70-4 | 20-φ54 | 1680 |
600 | 1350 | 930 | 820 | 750 | 76-5 | 20-φ58 | 1900 |
(PN1.0MPa)
DN(mm) | L | D | D1 | D2 | b-f | z-φd | H |
Z40H-64C Z41Y-64C Z40Y-64P/R/PL/RL Z41Y-64P/R/PL/RL Z40W-64P/R/PL/R Z41W-64P/R/PL/R Z40Y-641 Z41Y-641 (KZ41Y) | |||||||
15 | 170 | 105 | 75 | 55 | 20-2 | 4-φ14 | 185 |
20 | 190 | 125 | 90 | 68 | 22-2 | 4-φ18 | 200 |
25 | 210 | 135 | 100 | 78 | 24-2 | 4-φ18 | 225 |
32 | 230 | 150 | 110 | 82 | 24-2 | 4-φ23 | 380 |
40 | 240 | 165 | 125 | 95 | 26-3 | 4-φ23 | 300 |
50 | 250 | 196 | 145 | 112 | 28-3 | 4-φ25 | 360 |
65 | 280 | 220 | 170 | 138 | 32-3 | 8-φ25 | 385 |
80 | 310 | 230 | 180 | 148 | 34-3 | 8-φ25 | 400 |
100 | 350 | 265 | 210 | 172 | 38-3 | 8-φ30 | 450 |
125 | 400 | 310 | 250 | 210 | 42-3 | 8-φ34 | 450 |
150 | 450 | 350 | 290 | 250 | 46-3 | 12-φ34 | 630 |
200 | 550 | 430 | 360 | 312 | 54-3 | 12-φ41 | 820 |
250 | 650 | 500 | 430 | 382 | 60-3 | 12-φ41 | 960 |
300 | 750 | 585 | 500 | 442 | 70-3 | 16-φ48 | 1130 |
350 | 850 | 655 | 560 | 498 | 46-4 | 16-φ54 | 1300 |
400 | 950 | 715 | 620 | 558 | 80-4 | 16-φ54 | 1450 |
450 | 1050 | 770 | 675 | 615 | 84-4 | 16-φ58 | 1550 |
500 | 1150 | 870 | 760 | 690 | 90-5 | 20-φ58 | 1880 |