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■主要零件及材料 main parts and materials
| 零件名称 part name |
材料material |
| 阀体body、 阀盖cover |
铸钢cast steel、不锈钢 stainless steel、内衬liningf4、f46 |
| 阀瓣disc | 优碳钢 excellent carbon steel、不锈钢 stainless steel、衬liningf4、f46 |
| 阀杆 stem |
2cr13、不锈钢 stainless steel |
| 填料packing | ptfe(f4)聚四氯乙烯 |
| 阀杆螺母 stem nut |
2hmn58-2-2 |
| 手轮 handwheel |
ht200 |
■衬氟闸阀标准ptfe-lined gate valve standard
| 技术规范 technical specification |
|
| 设计标准 design criteria |
gb12233 |
| 结构长度structure length | gb12221 |
| 法兰标准 flange standard |
jb/t79-94 |
| gb9113.1-26 | |
| 检验试验inspection test | gb/t9092-99 |
| 驱动方式 drive mode |
手动manual、电动electric、气动pneumatic |
| 公称通径 nominal diameter |
pn1.6(mpa）主要外形尺寸和连接尺寸main form and connection size | 重量weight | |||||||||
| dn | l | d | d1 | d2 | f | b | z-φd | d0 | h1 | h2 | kg |
| 25 | 160 | 115 | 85 | 60 | 3 | 16 | 4-φ14 | 120 | 135 | 160 | 9 |
| 32 | 180 | 135 | 100 | 70 | 3 | 18 | 4-φ18 | 140 | 160 | 190 | 13 |
| 40 | 240 | 145 | 110 | 80 | 3 | 18 | 4-φ18 | 160 | 170 | 210 | 25 |
| 50 | 250 | 160 | 125 | 100 | 3 | 20 | 4-φ18 | 180 | 360 | 410 | 32 |
| 65 | 265 | 180 | 145 | 115 | 3.5 | 20 | 4-φ18 | 200 | 380 | 445 | 38 |
| 80 | 280 | 195 | 160 | 130 | 3.5 | 22 | 8-φ18 | 240 | 440 | 520 | 50 |
| 100 | 300 | 215 | 180 | 150 | 4 | 24 | 8-φ18 | 280 | 500 | 600 | 68 |
| 125 | 325 | 245 | 210 | 180 | 4 | 26 | 8-φ18 | 320 | 615 | 740 | 125 |
| 150 | 350 | 280 | 240 | 210 | 4 | 28 | 8-φ23 | 360 | 680 | 830 | 170 |
| 200 | 400 | 335 | 295 | 260 | 5 | 32 | 12-φ23 | 280 | 820 | 1020 | 210 |
| 250 | 450 | 405 | 355 | 318 | 5 | 34 | 12-φ26 | 400 | 980 | 1230 | 280 |
| 300 | 500 | 460 | 410 | 375 | 5 | 36 | 12-φ26 | 420 | 1150 | 1450 | 480 |
| 350 | 550 | 520 | 470 | 435 | 5 | 38 | 16-φ26 | 450 | 1285 | 1635 | 620 |
| 400 | 600 | 580 | 525 | 485 | 5 | 40 | 16-φ30 | 450 | 1455 | 1855 | 805 |
| 450 | 650 | 640 | 585 | 545 | 5 | 44 | 20-φ30 | 500 | 1545 | 1990 | 880 |
| 500 | 700 | 705 | 650 | 608 | 5 | 46 | 20-φ30 | 500 | 1735 | 2235 | 920 |
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