国标截止阀 J41W、J41H、J41Y
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详情介绍
结构优势与特点Structural advantages and characteristics
1 、产品设计制造按国家标准GB 12235,结构合理，密封可靠，性能优良，造型美观。
2、阀瓣、阀座密封面用铁基合金堆焊或司太立(stellite)钴基硬质合金堆焊而成，耐磨、耐高温、耐腐蚀、抗擦伤性能好、使用寿命长。
3、阀杆经调质及表面氮化处理，有良好的抗腐蚀性和抗擦伤性。
4、可采用各种配管法兰标准及法兰密封面型式，满足各种工程需要和用户要求。
5、阀体材料品种齐全，填料、垫片可根据实际工况或用户要求合理选配，能适用与各种压力、温度及介质工况。
6、倒密封采用螺纹连接密封座或本体堆焊不锈钢而成，密封可靠，填料更换可在不停机情况下进行方便快捷不影响系统运行。
1、The product designed and manufactured according to national standard GB 12235,reasonable structure,reliable sealing,excellent performance and beautiful shape.
2、Flap valve,the valve seat sealing surface of iron based alloy or stellite (stellite)made of cobalt-based alloy welding,wear-resistant,high temperature, corrosion,anti-abrasion performance,long life.
3、Stem quenched and the nitrogen treatment,with good resistance to corrosion and scratch resistance.
4、Can be used with a variety of standard pipe flanges and flange sealing surface types to meet various project needs and user requirements.
5、Body material variety,packing,gasket can be based on actual working conditions or the user requests a reasonable option,can be applied with all kinds of pressure,temperature and medium conditions.
6、Sealed with screw connection seal back seat or body made of stainless steel welding,sealing and reliable replacement of filling in non-stop convenient and efficient manner does not affect system operation.
标准与规范Standards and norms
设计与制造 | 结构长度Structure Length | 压力、温度等级Pressure、 temperature rating | 连接法兰 | 检验与试验 |
GB 12235 | GB 12221 | GB 12224 | JB/T 79/82~1994 | JB/T 9092-1999 GB13927 |
主要零件材料Main components material
名称Name | 材料Material | ||||||||
阀体/阀盖Body/Bonnet | CF8 | CF3 | CF8M | CF3M | WCB | LCB | WC6 | WC9 | C5 |
阀瓣Wedge | CF8 | CF3 | CF8M | CF3M | WCB | LCB | WC6 | WC9 | C5 |
阀杆Stem | F304 | F304L | F316 | F316L | 2CR13 | F304 | F304 | F304 | F304 |
阀杆螺母Stem Nut | 铝青铜Aluminium Bronze | ||||||||
填料Packing | PTFE/柔性石墨 | 石墨Graphite | |||||||
垫片Gasket | PTFE/金属缠绕垫 | 石墨Graphite | |||||||
压盖Gland | CF8 | CF3 | CF8M | CF3M | WCB | LCB | WC6 | WC9 | C5 |
螺栓Bolt | 35CrMoA | ||||||||
螺母Nut | 不锈钢Stainless Steel | 45、35CrMoA | |||||||
手轮Handwheel | 不锈钢Stainless Steel 铸钢Cast Steel | ||||||||
主要外形尺寸及连接尺寸Main external and connection dimension JB/T79.1-1994
JB/T79.2-1994
公称压力 PN(MPa) | 公称通径 DN(mm) | 尺寸Size(mm) | 重量 Weight (Kg) | |||||||||
L | D | D1 | D2 | D6 | b-f | f2 | Z-Φd | H | D0 | |||
1.6 | 10 | 130 | 90 | 60 | 40 | / | 14-2 | / | 4-14 | 198 | 120 | 4.7 |
15 | 130 | 95 | 65 | 45 | / | 14-2 | / | 4-14 | 218 | 120 | 5.2 | |
20 | 150 | 105 | 75 | 55 | / | 14-2 | / | 4-14 | 230 | 140 | 7.1 | |
25 | 160 | 115 | 85 | 65 | / | 14-2 | / | 4-14 | 240 | 160 | 7.4 | |
32 | 180 | 135 | 100 | 78 | / | 16-2 | / | 4-18 | 250 | 180 | 8.5 | |
40 | 200 | 145 | 110 | 85 | / | 16-3 | / | 4-18 | 262 | 200 | 12.5 | |
50 | 230 | 160 | 125 | 100 | / | 16-3 | / | 4-18 | 280 | 240 | 19.2 | |
65 | 290 | 180 | 145 | 120 | / | 18-3 | / | 4-18 | 327 | 280 | 26.5 | |
80 | 310 | 195 | 160 | 135 | / | 20-3 | / | 8-18 | 355 | 280 | 29 | |
100 | 350 | 215 | 180 | 155 | / | 20-3 | / | 8-18 | 415 | 320 | 41 | |
125 | 400 | 245 | 210 | 185 | / | 22-3 | / | 8-18 | 460 | 360 | 57 | |
150 | 480 | 280 | 240 | 210 | / | 24-3 | / | 8-23 | 510 | 400 | 86.5 | |
200 | 600 | 335 | 295 | 265 | / | 26-3 | / | 12-23 | 588 | 400 | 140 | |
250 | 650 | 405 | 355 | 320 | / | 30-3 | / | 12-25 | 725 | 450 | 220 | |
300 | 750 | 460 | 410 | 375 | / | 30-4 | / | 12-25 | 925 | 500 | 325 | |
350 | 850 | 520 | 470 | 435 | / | 34-4 | / | 16-25 | 1030 | 600 | 590 | |
400 | 950 | 580 | 525 | 485 | / | 36-4 | / | 16-30 | 1170 | 700 | 750 | |
450 | 1050 | 640 | 585 | 545 | / | 40-4 | / | 20-30 | 1220 | 800 | 89 | |
500 | 1150 | 705 | 650 | 608 | / | 44-4 | / | 20-34 | 1410 | 900 | 1225 | |
600 | 1350 | 840 | 770 | 718 | / | 48-5 | / | 20-41 | 1610 | 1000 | 2200 | |
2.5 | 10 | 130 | 90 | 60 | 40 | / | 16-2 | / | 4-14 | 198 | 120 | 4.9 |
15 | 130 | 95 | 65 | 45 | / | 16-2 | / | 4-14 | 218 | 120 | 5.4 | |
20 | 150 | 105 | 75 | 55 | / | 16-2 | / | 4-14 | 258 | 140 | 7 | |
25 | 160 | 115 | 85 | 65 | / | 16-2 | / | 4-14 | 275 | 160 | 7.4 | |
32 | 180 | 135 | 100 | 78 | / | 18-2 | / | 4-18 | 280 | 180 | 8.5 | |
40 | 200 | 145 | 110 | 85 | / | 18-3 | / | 4-18 | 330 | 200 | 12.5 | |
50 | 230 | 160 | 120 | 100 | / | 20-3 | / | 4-18 | 350 | 240 | 20 | |
65 | 290 | 180 | 145 | 120 | / | 22-3 | / | 8-18 | 400 | 280 | 29 | |
80 | 310 | 195 | 160 | 135 | / | 22-3 | / | 8-18 | 355 | 280 | 32 | |
100 | 350 | 230 | 190 | 160 | / | 24-3 | / | 8-23 | 415 | 320 | 45 | |
125 | 400 | 270 | 220 | 188 | / | 28-3 | / | 8-25 | 460 | 360 | 63 | |
150 | 480 | 300 | 250 | 218 | / | 30-3 | / | 8-25 | 510 | 400 | 90 | |
200 | 600 | 360 | 310 | 278 | / | 34-3 | / | 12-25 | 710 | 400 | 160 | |
250 | 650 | 425 | 370 | 332 | / | 36-3 | / | 12-30 | 786 | 450 | 240 | |
300 | 750 | 485 | 430 | 390 | / | 40-4 | / | 16-30 | 925 | 500 | 390 | |
350 | 850 | 550 | 490 | 448 | / | 44-4 | / | 16-34 | 1030 | 600 | 650 | |
400 | 950 | 610 | 550 | 505 | / | 48-4 | / | 16-41 | 1170 | 700 | 820 | |
450 | 1050 | 660 | 600 | 555 | / | 50-4 | / | 20-34 | 1220 | 800 | 960 | |
500 | 1150 | 730 | 660 | 610 | / | 52-4 | / | 20-41 | 1450 | 900 | 1310 | |
600 | 1350 | 840 | 770 | 718 | / | 56-5 | / | 20-41 | 1810 | 1000 | 2420 | |
4.0 | 10 | 130 | 90 | 60 | 40 | 35 | 16-2 | 4 | 4-14 | 198 | 120 | 4.9 |
15 | 130 | 95 | 65 | 45 | 40 | 16-2 | 4 | 4-14 | 233 | 120 | 5.7 | |
20 | 150 | 105 | 75 | 55 | 51 | 16-2 | 4 | 4-14 | 275 | 140 | 7 | |
25 | 160 | 115 | 85 | 65 | 58 | 16-2 | 4 | 4-14 | 285 | 160 | 8.8 | |
32 | 180 | 135 | 100 | 78 | 66 | 18-2 | 4 | 4-18 | 302 | 180 | 11.8 | |
40 | 200 | 145 | 110 | 85 | 76 | 18-3 | 4 | 4-18 | 355 | 200 | 16.5 | |
50 | 230 | 160 | 125 | 100 | 88 | 20-3 | 4 | 4-18 | 373 | 240 | 24 | |
65 | 290 | 180 | 145 | 120 | 110 | 22-3 | 4 | 8-18 | 408 | 280 | 33 | |
80 | 310 | 195 | 160 | 135 | 121 | 22-3 | 4 | 8-18 | 436 | 320 | 44 | |
100 | 350 | 230 | 190 | 160 | 150 | 24-3 | 4.5 | 8-23 | 480 | 360 | 60 | |
125 | 400 | 270 | 220 | 188 | 176 | 28-3 | 4.5 | 8-25 | 558 | 400 | 89 | |
150 | 480 | 300 | 250 | 218 | 204 | 30-3 | 4.5 | 8-25 | 611 | 400 | 98 | |
200 | 600 | 375 | 320 | 282 | 260 | 38-3 | 4.5 | 12-30 | 720 | 400 | 190 | |
250 | 650 | 445 | 385 | 345 | 313 | 42-3 | 4.5 | 12-34 | 665 | 500 | 265 | |
300 | 750 | 510 | 450 | 408 | 364 | 46-4 | 4.5 | 16-34 | 720 | 550 | 430 | |
350 | 850 | 570 | 510 | 465 | 422 | 52-4 | 5 | 16-34 | 860 | 600 | 715 | |
400 | 950 | 655 | 585 | 535 | 474 | 58-4 | 5 | 16-41 | 1010 | 700 | 900 | |
450 | 1050 | 680 | 610 | 560 | 524 | 60-4 | 5 | 20-41 | 1190 | 800 | 1440 | |
500 | 1150 | 755 | 670 | 612 | 576 | 62-4 | 5 | 20-48 | 1260 | 900 | 2660 | |
注：电动或齿轮传动，价格另计。 Note:Electric or gear drive,the price extra.
主要外形尺寸及连接尺寸Main external and connection dimension JB/T79.4-1994
JB/T79.2-1994
公称压力 PN(MPa) | 公称通径 DN(mm) | 尺寸Size(mm) | 重量 | ||||||||||
L | D | D1 | D2 | D6 | D8 | b-f | f2 | Z-φd | H | D0 | |||
6.3 | 10 | 170 | 100 | 70 | 50 | 35 | 18-2 | 4 | 4-14 | 198 | 120 | 5.7 | |
15 | 170 | 105 | 75 | 55 | 40 | / | 18-2 | 4 | 4-14 | 195 | 140 | 10 | |
20 | 190 | 125 | 90 | 68 | 51 | / | 20-2 | 4 | 4-18 | 228 | 160 | 13 | |
25 | 210 | 135 | 100 | 78 | 58 | / | 22-2 | 4 | 4-18 | 275 | 180 | 14.5 | |
32 | 230 | 150 | 110 | 82 | 66 | / | 24-2 | 4 | 4-23 | 325 | 200 | 19 | |
40 | 260 | 165 | 125 | 95 | 76 | / | 24-3 | 4 | 4-23 | 360 | 240 | 25 | |
50 | 300 | 175 | 135 | 105 | 88 | / | 26-3 | 4 | 4-23 | 410 | 280 | 35 | |
65 | 340 | 200 | 160 | 130 | 110 | / | 28-3 | 4 | 8-23 | 450 | 320 | 48 | |
80 | 380 | 210 | 170 | 140 | 121 | / | 30-3 | 4 | 8-23 | 485 | 360 | 56 | |
100 | 430 | 250 | 200 | 168 | 150 | / | 32-3 | 4.5 | 8-25 | 537 | 400 | 70 | |
125 | 500 | 295 | 240 | 202 | 176 | / | 36-3 | 4.5 | 8-30 | 631 | 400 | 100 | |
150 | 550 | 340 | 280 | 240 | 204 | / | 38-3 | 4.5 | 8-34 | 646 | 450 | 152 | |
200 | 650 | 405 | 345 | 300 | 260 | / | 44-3 | 4.5 | 12-34 | 813 | 500 | 283 | |
250 | 775 | 470 | 400 | 352 | 313 | / | 48-3 | 4.5 | 12-41 | 985 | 550 | 462 | |
300 | 900 | 530 | 460 | 412 | 364 | / | 54-4 | 4.5 | 16-41 | 1214 | 600 | 885 | |
350 | 1025 | 595 | 525 | 475 | 422 | / | 60-4 | 5 | 16-41 | 1432 | 650 | 1554 | |
400 | 1150 | 670 | 585 | 525 | 474 | / | 66-4 | 5 | 16-48 | 1650 | 700 | 1850 | |
10.0 | 10 | 170 | 100 | 70 | 50 | / | 35 | 20-2 | / | 4-14 | 198 | 120 | 6 |
15 | 170 | 105 | 75 | 55 | / | 45 | 20-2 | / | 4-14 | 202 | 140 | 11 | |
20 | 190 | 125 | 90 | 68 | / | 50 | 22-2 | / | 4-18 | 228 | 160 | 13.2 | |
25 | 210 | 135 | 100 | 78 | / | 65 | 24-2 | / | 4-18 | 250 | 180 | 14 | |
32 | 230 | 150 | 110 | 82 | / | 75 | 24-2 | / | 4-23 | 326 | 220 | 15 | |
40 | 260 | 165 | 125 | 95 | / | 85 | 26-3 | / | 4-23 | 359 | 240 | 29 | |
50 | 300 | 195 | 145 | 112 | / | 110 | 28-3 | / | 4-25 | 414 | 280 | 49 | |
65 | 340 | 220 | 170 | 138 | / | 115 | 32-3 | / | 8-25 | 434 | 320 | 65 | |
80 | 380 | 230 | 180 | 148 | / | 145 | 34-3 | / | 8-25 | 547 | 400 | 95 | |
100 | 430 | 265 | 210 | 172 | / | 145 | 38-3 | / | 8-30 | 621 | 450 | 115 | |
125 | 500 | 310 | 250 | 210 | / | 175 | 42-3 | / | 8-34 | 732 | 450 | 149 | |
150 | 550 | 350 | 290 | 250 | / | 205 | 46-3 | / | 12-34 | 840 | 500 | 310 | |
200 | 650 | 430 | 360 | 312 | / | 265 | 54-3 | / | 12-41 | 925 | 550 | 590 | |
250 | 775 | 500 | 430 | 382 | / | 320 | 60-3 | / | 12-41 | 1155 | 600 | 991 | |
300 | 900 | 585 | 500 | 442 | / | 375 | 70-4 | / | 16-48 | 1340 | 700 | 1361 | |
16.0 | 15 | 170 | 100 | 75 | 52 | / | 35 | 24-2 | / | 4-18 | 148 | 140 | 12.2 |
20 | 190 | 130 | 90 | 62 | / | 45 | 26-2 | / | 4-23 | 156 | 160 | 15 | |
25 | 210 | 140 | 100 | 72 | / | 50 | 28-2 | / | 4-23 | 125 | 180 | 17 | |
32 | 230 | 165 | 115 | 85 | / | 65 | 30-2 | / | 4-25 | 200 | 200 | 21.4 | |
40 | 260 | 175 | 125 | 92 | / | 75 | 32-3 | / | 4-27 | 231 | 240 | 32 | |
50 | 300 | 215 | 165 | 132 | / | 95 | 36-3 | / | 8-25 | 262 | 250 | 52 | |
65 | 340 | 245 | 190 | 152 | / | 110 | 44-3 | / | 8-30 | 303 | 320 | 69 | |
80 | 380 | 260 | 205 | 168 | / | 130 | 46-3 | / | 8-30 | 341 | 400 | 98 | |
100 | 430 | 300 | 240 | 200 | / | 160 | 48-3 | / | 8-34 | 485 | 450 | 119 | |
150 | 550 | 390 | 318 | 270 | / | 190 | 74-3 | / | 12-41 | 630 | 550 | 446 | |
200 | 650 | 480 | 400 | 345 | / | 205 | 78-3 | / | 12-48 | 775 | 700 | 930 | |
注：电动或齿轮传动，价格另计。 Note:Electric or gear drive,the price extra.