应用规范
1、设计制造造gb12235-89
2、结构长度按gb12221-89
3、法兰尺寸按jb/t79-94
4、阀门检查和试验按apid.598
主要零件材料
| 序号
no. | 材料标准 | 材料牌号 | 序号
no. | 材料标准 | 材料牌号 |
| 碳钢 | 不锈钢 | 碳钢 | 不锈钢 |
| 零件名称 | gb | astm | gb | astm | 零件名称 | gb | astm | gb | astm |
| 01 | 阀体 | wcb | a216-wcb | zg1cr18ni9ti
zg1cr18ni12mo2ti | cf8/cf8m/
cf3/cf3m | 10 | 阀座密封圈 | 石墨 |
| 02 | 阀盖 | wcb | a216-wcb | zg1cr18ni9ti
zg1cr18ni12mo2ti | cf8/cf8m/
cf3/cf3m | 11 | 阀杆 | 2cr13 | a276-410 | 1cr18ni9ti
1cr18ni12mo2ti | f304/f316/
f304l/f316l
|
| 03 | 双头螺柱 | 35crmoa | a193-b7 | 1cr17ni2 | a193-b8m | 12 | 止推轴承 | 金属夹ptee |
| 04 | 螺母 | 45 | a194-2h | 0cr18ni | a194-8m | 13 | 阀杆填料 | 石墨 |
| 05 | 垫圈 | 金属夹石墨 | 14 | 填料压环 | 2cr13 | a276-410 | 1cr18ni9ti
1cr18ni12mo2ti | f304/f316/
f304l/f316l |
| 06 | 球体 | 2cr13渗氮 | a276-410渗氮 | 1cr18ni9ti
1cr18ni12mo2t
渗氮 | f304/f316/
f304l/f316l
渗氮 | 15 | 填料压盖 | wcb | a216-wcb | zg1cr18ni9ti
zg1cr18ni12mo2ti | cf8/cf8m/
cf3/cf3m |
| 07 | 阀座 | 2cr13渗氮 | a276-410渗氮 | 1cr18ni9ti
1cr18ni12mo2t
渗氮 | f304/f316/
f304l/f316l
渗氮 | 16 | 螺钉 | 35crmoa | a193-b7 | 1cr17ni2 | a193-b8m |
| 08 | 阀座支承圈 | 2cr13 | a276-410 | 1cr18ni9ti
1cr18ni12mo2t | f304/f316/
f304l/f316l | 17 | 定位板 | 2cr13 | a276-410 | 1cr18ni9ti | 304 |
| 09 | 阀座弹簧 | 17-7ph | 17-7ph | 17-7ph | 17-7ph | | | | | | |
pn1.6mpa主要连接尺寸
| 公称通径dn | 15 | 20 | 25 | 32 | 40 | 50 | 65 | 80 | 100 | 125 | 150 | 200 |
| l | 130 | 140 | 150 | 165 | 180 | 200 | 220 | 250 | 280 | 320 | 360 | 400 |
| h | 59 | 63 | 75 | 80 | 95 | 107 | 142 | 152 | 178 | 252 | 272 | 342 |
| w | 130 | 130 | 160 | 180 | 230 | 230 | 400 | 400 | 650 | 1050 | 1050 | 1410 |
pn2.5mpa主要连接尺寸
| 公称通径dn | 15 | 20 | 25 | 32 | 40 | 50 | 65 | 80 | 100 | 125 | 150 | 200 |
| l | 130 | 140 | 150 | 165 | 180 | 200 | 220 | 250 | 320 | 400 | 400 | 550 |
| h | 59 | 63 | 75 | 97 | 107 | 142 | 152 | 178 | 252 | 272 | 342 | 345 |
| w | 130 | 130 | 160 | 230 | 230 | 400 | 400 | 700 | 1100 | 1100 | 1500 | 1500 |
pn4.0mpa主要连接尺寸
| 公称通径dn | 15 | 20 | 25 | 32 | 40 | 50 | 65 | 80 | 100 | 125 | 150 | 200 |
| l | 130 | 140 | 150 | 165 | 180 | 200 | 220 | 250 | 320 | 400 | 400 | 550 |
| h | 59 | 63 | 75 | 97 | 107 | 142 | 152 | 178 | 252 | 272 | 342 | 345 |
| w | 130 | 130 | 160 | 230 | 230 | 400 | 400 | 700 | 1100 | 1100 | 1500 | 1500 |
pn6.4mpa主要连接尺寸
| 公称通径dn | 15 | 20 | 25 | 32 | 40 | 50 | 65 | 80 | 100 | 125 | 150 | 200 |
| l | 165 | 190 | 216 | 229 | 241 | 292 | 330 | 356 | 432 | 508 | 559 | 660 |
| h | 59 | 63 | 75 | 97 | 107 | 142 | 152 | 178 | 252 | 272 | 305 | 398 |
| w | 130 | 130 | 160 | 230 | 230 | 400 | 400 | 700 | 1000 | 1100 | 1500 | 1800 |
pn10.0mpa主要连接尺寸
| 公称通径dn | 15 | 20 | 25 | 32 | 40 | 50 | 65 | 80 | 100 | 125 | 150 | 200 |
| l | 165 | 190 | 216 | 229 | 241 | 292 | 330 | 356 | 432 | 508 | 559 | 660 |
| h | 59 | 63 | 75 | 97 | 107 | 142 | 152 | 178 | 252 | 272 | 305 | 398 |
| w | 130 | 130 | 160 | 230 | 230 | 400 | 400 | 700 | 1000 | 1100 | 1500 | 1800 |
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