角式截止阀
产品特点:
1、J44型角式截止阀具有结构紧凑、启闭灵活、耐腐蚀性能强,行程短(一般为公称通经1/4)等优点。被广泛应用在石油、化工等管路系统中做截断介质用.
2、阀瓣与阀杆设计为一体结构,用以防止由于管路压力波动造成内件冲出阀体的可能性,结构紧凑,使用安全。
设计规范
遵循GB/T 12233,GB/T12235,ANSI B16.34标准
驱动方式
手动衬氟角式截止阀、蜗轮转动衬氟角式截止阀、气动衬氟角式截止阀(常开或常闭)、电动衬氟角式截止阀
衬氟角式截止阀主要零部件材料表
序号 | 零件名称 | 灰铸铁 | 铸钢 | 不锈耐酸铸钢 | 超低碳不锈耐酸铸钢 | ||
Z | C | P | R | PL | RL | ||
1 | 阀体/阀盖 | HT250 | WCB | CF8 | CF8M | CF3 | CF3M |
2 | 球体/阀杆 | 25 | 2Cr13 | 1Cr18Ni9 | 1Cr18Ni12Mo2Ti | 00Cr18Ni10 | 00Cr17Ni14Mo2 |
3 | 衬里/阀座 | PCTEF(F3),FEP(F46),PFA(可溶F4),PP,PO | |||||
4 | 填料压盖 | WCB | CF8 | CF8M | CF3 | CF3M | |
5 | 填料 | PTFE(F4) | PTFE(F4) | PTFE(F4) | |||
6 | 活节螺栓 | 35 | 1Cr17Ni2 | 1Cr17Ni2 | |||
7 | 阀杆螺母 | ZCuAl10Fe3 | ZCuAl10Fe3 | ZCuAl10Fe3 | |||
8 | 紧固螺栓 | 35 | 1Cr17Ni2 | 1Cr18Ni9Ti | |||
9 | 螺母 | 45 | 0Cr18Ni9 | 0Cr18Ni9 | |||
10 | 手柄 | WCB | WCB | WCB |
衬氟角式截止阀主要外形和连接尺寸
公称通经 | L | D | D1 | D2 | b | Z-φd | |||||
DN(mm) | NPS(inch) | PN1.0MPa | |||||||||
15 | 1/2 | 90 | 95 | 65 | 45 | 14 | 4-φ14 | ||||
20 | 3/4 | 95 | 105 | 75 | 55 | 16 | 4-φ14 | ||||
25 | 1 | 100 | 115 | 85 | 65 | 16 | 4-φ14 | ||||
32 | 11/4 | 105 | 135 | 100 | 78 | 18 | 4-φ18 | ||||
40 | 11/2 | 115 | 145 | 110 | 85 | 18 | 4-φ18 | ||||
50 | 2 | 125 | 160 | 125 | 100 | 20 | 4-φ18 | ||||
65 | 21/2 | 145 | 180 | 145 | 120 | 20 | 4-φ18 | ||||
80 | 3 | 155 | 195 | 160 | 135 | 22 | 4-φ18 | ||||
100 | 4 | 175 | 215 | 180 | 155 | 22 | 8-φ18 | ||||
125 | 5 | 200 | 245 | 210 | 185 | 24 | 8-φ18 | ||||
150 | 6 | 225 | 280 | 240 | 210 | 24 | 8-φ23 | ||||
200 | 8 | 275 | 335 | 295 | 265 | 26 | 8-φ23 | ||||
250 | 10 | 325 | 390 | 350 | 320 | 28 | 12-φ23 | ||||
300 | 12 | 375 | 440 | 400 | 368 | 28 | 12-φ23 | ||||
PN1.6MPa | |||||||||||
15 | 1/2 | 90 | 95 | 65 | 45 | 14 | 4-φ14 | ||||
20 | 3/4 | 95 | 105 | 75 | 55 | 16 | 4-φ14 | ||||
25 | 1 | 100 | 115 | 85 | 65 | 16 | 4-φ14 | ||||
32 | 11/4 | 105 | 135 | 100 | 78 | 18 | 4-φ18 | ||||
40 | 11/2 | 115 | 145 | 110 | 85 | 18 | 4-φ18 | ||||
50 | 2 | 125 | 160 | 125 | 100 | 20 | 4-φ18 | ||||
65 | 21/2 | 145 | 180 | 145 | 120 | 20 | 4-φ18 | ||||
80 | 3 | 155 | 195 | 160 | 135 | 22 | 8-φ18 | ||||
100 | 4 | 175 | 215 | 180 | 155 | 24 | 8-φ18 | ||||
125 | 5 | 200 | 245 | 210 | 185 | 26 | 8-φ18 | ||||
150 | 6 | 225 | 280 | 240 | 210 | 28 | 8-φ23 | ||||
200 | 8 | 275 | 335 | 295 | 265 | 30 | 8-φ23 | ||||
PN2.5MPa |
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15 | 1/2 | 90 | 95 | 65 | 45 | 16 | 4-φ14 |
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20 | 3/4 | 95 | 105 | 75 | 55 | 16 | 4-φ14 |
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25 | 1 | 100 | 115 | 85 | 65 | 16 | 4-φ14 |
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32 | 11/4 | 105 | 135 | 100 | 78 | 18 | 4-φ18 |
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40 | 11/2 | 115 | 145 | 110 | 85 | 18 | 4-φ18 |
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50 | 2 | 125 | 160 | 125 | 100 | 20 | 4-φ18 |
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