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详细内容
产品概述：
高压国标铸钢闸阀适用于公称压力4.0兆帕～10.0兆帕兆帕的换算方式（1兆帕=10公斤），工作温度负二十九到六百摄氏度的石油、化工、制药、化肥、电力行业等各种工况的管路上，切断或接通管路介质，不能作调节和节流。适用介质为︰水、油品、蒸气、酸性介质等。
执行标准
| 设计与制造 | 结构长度 | 法兰尺寸 | 压力-温度 | 试验-检验 |
| GB12234 | GB12221 | GB9113 JB79 | GB9131 | GB/T13927 HB/T9092 |
压力试验
| 公称压力 | 1.6 | 2.5 | 4.0 | 6.4 | 10.0 | 16.0 |
| 强度试验 | 2.4 | 3.8 | 6.0 | 9.6 | 15.0 | 24.0 |
| 水密封试验 | 1.8 | 2.8 | 4.4 | 7.0 | 11.0 | 18.0 |
| 上密封试验 | 1.8 | 2.8 | 4.4 | 7.04 | 11.0 | 18.0 |
| 气密封试验 | 0.4-0.7 | |||||
主要零件材料及性能
| 体盖板 | 阀杆 | 密封面 | 垫片 | 填料 | 温度 | 适用介质 |
| WCB | 2Cr13 | 13Cr | 增强柔性石墨 | 柔性石墨 石墨 | ≤425 | 水、蒸汽、油品 |
| WC1 | 38GrMoA1 | ≤450 | ||||
| WC6 | ≤540 | |||||
| WC9 | ≤570 | |||||
| ZGCr5Mo | ≤540 | |||||
| ZG1Cr18Ni9Ti | 1Cr18Ni9Ti | ≤200 | - | |||
| ZG1Cr18Ni12Mo2Ti | 1C18Ni12Mo2Ti | ≤200 | - |
PN4.0MPa～6.4 MPa规格主要尺寸
| 4.0MPa | DN | L | D | D1 | D2 | D6 | b | n-Φd | H | D0 |
| 凹面法法 Z41H 40 | 15 | 130 | 95 | 65 | 45 | 40 | 16 | 4-Φ14 | 134 | 120 |
| 20 | 150 | 105 | 75 | 55 | 51 | 16 | 4-Φ14 | 188 | 140 | |
| 25 | 160 | 115 | 85 | 64 | 58 | 16 | 4-Φ14 | 206 | 140 | |
| 32 | 180 | 135 | 100 | 78 | 66 | 18 | 4-Φ18 | 272 | 180 | |
| 40 | 200 | 145 | 110 | 85 | 76 | 18 | 4-Φ18 | 322 | 180 | |
| 50 | 250 | 160 | 125 | 100 | 88 | 20 | 4-Φ18 | 370 | 240 | |
| 65 | 280 | 180 | 145 | 120 | 110 | 22 | 8-Φ18 | 394 | 280 | |
| 80 | 310 | 195 | 160 | 135 | 121 | 22 | 8-Φ18 | 455 | 300 | |
| 100 | 350 | 230 | 190 | 160 | 150 | 24 | 8-Φ23 | 550 | 320 | |
| 125 | 400 | 270 | 220 | 188 | 176 | 28 | 8-Φ25 | 636 | 35 | |
| 150 | 450 | 300 | 250 | 218 | 204 | 30 | 8-Φ30 | 706 | 400 | |
| 200 | 550 | 375 | 320 | 282 | 260 | 38 | 12-34 | 859 | 450 | |
| 250 | 650 | 445 | 385 | 345 | 313 | 42 | 12-34 | 1016 | 560 | |
| 300 | 750 | 510 | 450 | 408 | 364 | 46 | 16-34 | 1200 | 640 | |
| 350 | 850 | 570 | 510 | 465 | 422 | 52 | 16-41 | 1340 | 640 | |
| 400 | 950 | 655 | 585 | 535 | 474 | 58 | 16-41 | 1495 | 720 | |
| 450 | 1050 | 680 | 610 | 560 | 524 | 60 | 20-48 | 1581 | 800 | |
| 500 | 1150 | 755 | 670 | 612 | 576 | 62 | 20-54 | 1790 | 950 | |
| 600 | 1350 | 890 | 695 | 730 | 678 | 62 | 20-14 | 2035 | 950 | |
| 6.4MPa | 15 | 1700 | 105 | 75 | 55 | 40 | 18 | 4-Φ18 | 1425 | 160 |
| 凹面法法 Z41H 64 | 20 | 190 | 125 | 90 | 68 | 51 | 20 | 4-Φ18 | 142 | 160 |
| 25 | 210 | 135 | 100 | 78 | 58 | 22 | 4-Φ23 | 214 | 200 | |
| 32 | 230 | 150 | 110 | 82 | 66 | 24 | 4-Φ23 | 269 | 200 | |
| 40 | 240 | 165 | 125 | 95 | 76 | 24 | 4-Φ23 | 343 | 240 | |
| 50 | 250 | 175 | 135 | 105 | 88 | 26 | 4-Φ23 | 370 | 240 | |
| 65 | 280 | 200 | 160 | 130 | 110 | 28 | 8-Φ23 | 396 | 280 | |
| 80 | 310 | 210 | 170 | 140 | 121 | 30 | 8-Φ23 | 458 | 300 | |
| 100 | 350 | 250 | 200 | 168 | 150 | 32 | 8-Φ25 | 553 | 300 | |
| 125 | 400 | 295 | 240 | 202 | 176 | 36 | 8-Φ30 | 638 | 350 | |
| 150 | 450 | 340 | 280 | 240 | 204 | 38 | 8-Φ34 | 718 | 400 | |
| 200 | 550 | 405 | 345 | 300 | 260 | 44 | 12-34 | 873 | 450 | |
| 250 | 650 | 470 | 400 | 352 | 313 | 48 | 12-41 | 1050 | 560 | |
| 300 | 750 | 530 | 460 | 412 | 364 | 54 | 16-41 | 1203 | 640 | |
| 350 | 850 | 595 | 525 | 475 | 422 | 60 | 16-41 | 1394 | 720 | |
| 400 | 950 | 670 | 585 | 525 | 474 | 66 | 16-48 | 1645 | 800 | |
| 500 | 1150 | 800 | 705 | 640 | 576 | 70 | 20-54 | 2285 | 950 | |
| 600 | 1350 | 930 | 820 | 750 | 678 | 70 | 20-58 | 2610 | 950 |
PN10.0MPa～16.0MPa（规格主要尺寸）
| 10.0MPa | DN | L | D | D1 | D6 | b | b-Φd | H | D0 |
| 凹面法法 Z41H 100 | 15 | 170 | 105 | 75 | 40 | 20 | 4-14 | 175 | 160 |
| 20 | 190 | 125 | 90 | 51 | 22 | 4-18 | 180 | 160 | |
| 25 | 210 | 135 | 100 | 58 | 24 | 4-18 | 310 | 180 | |
| 32 | 230 | 150 | 110 | 66 | 24 | 4-23 | 320 | 200 | |
| 40 | 240 | 165 | 125 | 76 | 26 | 4-23 | 360 | 200 | |
| 50 | 250 | 195 | 145 | 88 | 28 | 4-25 | 490 | 240 | |
| 65 | 280 | 220 | 170 | 110 | 32 | 8-25 | 540 | 240 | |
| 80 | 310 | 230 | 180 | 121 | 34 | 8-25 | 573 | 280 | |
| 100 | 350 | 265 | 210 | 150 | 38 | 8-30 | 575 | 320 | |
| 125 | 400 | 310 | 250 | 176 | 42 | 8-34 | 744 | 360 | |
| 150 | 450 | 350 | 290 | 204 | 46 | 12-34 | 800 | 400 | |
| 200 | 500 | 430 | 360 | 260 | 54 | 12-41 | 800 | 500 | |
| 250 | 650 | 500 | 430 | 313 | 60 | 12-41 | 1050 | 640 | |
| 300 | 750 | 585 | 500 | 364 | 70 | 16-48 | 1208 | 720 | |
| 350 | 850 | 655 | 560 | 422 | 76 | 16-54 | 1410 | 720 | |
| 400 | 950 | 715 | 620 | 474 | 80 | 16-54 | 1655 | 800 | |
| 16.0MPa | 15 | 170 | 110 | 75 | 40 | 24 | 4-18 | 230 | 160 |
| 凹面法法 Z41H 160 | 20 | 190 | 130 | 90 | 51 | 26 | 4-23 | 260 | 180 |
| 25 | 210 | 140 | 100 | 58 | 28 | 4-23 | 280 | 200 | |
| 32 | 2310 | 165 | 115 | 66 | 30 | 4-25 | 312 | 200 | |
| 40 | 240 | 175 | 125 | 76 | 32 | 4-27 | 350 | 240 | |
| 50 | 300 | 210 | 165 | 88 | 36 | 8-25 | 412 | 280 | |
| 65 | 340 | 245 | 190 | 110 | 44 | 8-30 | 560 | 320 | |
| 80 | 390 | 260 | 205 | 121 | 46 | 8-30 | 585 | 3.50 | |
| 100 | 450 | 300 | 240 | 150 | 48 | 8-34 | 630 | 400 | |
| 125 | 525 | 355 | 285 | 176 | 60 | 8-41 | 723 | 500 | |
| 150 | 600 | 390 | 318 | 204 | 66 | 12-41 | 820 | 560 | |
| 200 | 750 | 480 | 400 | 260 | 78 | 12-8 | 990 | 720 | |
| 250 | 850 | 580 | 485 | 313 | 88 | 12-54 | 1104 | 800 | |
| 300 | 950 | 665 | 570 | 364 | 100 | 16-54 | 1314 | 800 |
