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四阀座密封三通球阀造型美观，结构紧凑合理，它不仅可实现介质流向的切换，也可使三个通道相互连通，同时也可关闭任一通道，使另外两个通道连通，灵活控制管路中介质的合流或分流。
Q45F三通四密封球阀主要零件材料
|
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 |
排污塞 |
2Cr13 |
A276-410 |
1Cr18Ni9Ti
1Cr18Ni12Mo2Ti |
F304/F316/
F304L/F316L |
14 |
垫圈 |
氟橡胶；PTFE；金属夹石墨 |
|
02 |
阀体 |
WCB |
A216-WCB |
ZG1Cr18Ni9Ti
ZG1Cr18Ni12M02Ti |
CF8/CF8M/
CF3/CF3M |
15 |
阀盖 |
WCB |
A216-WCB |
ZG1Cr18Ni9Ti
ZG1Cr18Ni12M02Ti |
CF8/CF8M/
CF3/CF3M |
|
03 |
阀座O形圈 |
氟橡胶 |
氟橡胶 |
氟橡胶 |
氟橡胶 |
16 |
止推轴承 |
PTFE |
PTFE |
PTFE |
PTFE |
|
04 |
阀座弹簧 |
17-7PH |
17-7PH |
17-7PH |
17-7PH |
17 |
压环 |
25镀铬
25HRC |
A105镀铬
A105HRC |
1Cr18Ni9Ti
1Cr18Ni12Mo2Ti |
F304/F316/
F304L/F316 |
|
05 |
阀座 |
PTFE;PPL |
PTFE;PPL |
PTFE;PPL |
PTFE;PPL |
18 |
填料O形圈 |
氟橡胶 |
氟橡胶 |
氟橡胶 |
氟橡胶 |
|
06 |
阀座支承圈 |
25镀铬
25HRC |
A105镀铬
A105HRC |
1Cr18Ni9Ti
1Cr18Ni12Mo2Ti |
F304/F316/
F304L/F316 |
19 |
阀杆O形圈 |
氟橡胶 |
氟橡胶 |
氟橡胶 |
氟橡胶 |
|
07 |
球体 |
1Cr18Ni9Ti |
304 |
1Cr18Ni9Ti
1Cr18Ni12Mo2Ti |
F304/F316/
F304L/F316 |
20 |
阀杆填料 |
石墨 |
|
08 |
球体键 |
40Cr |
40Cr |
1Cr17Ni2 |
1Cr17Ni2 |
21 |
填料压盖 |
25镀铬
25HRC |
A105镀铬
A105HRC |
1Cr18Ni9Ti
1Cr18Ni12Mo2Ti |
F304/F316/
F304L/F316 |
|
09 |
上阀杆 |
2Cr13 |
A276-410 |
1Cr18Ni9Ti
1Cr18Ni12Mo2Ti |
F304/F316/
F304L/F316L |
22 |
螺钉 |
35CrMoA |
A193-B7 |
1Cr17Ni2 |
A193-B8M |
|
10 |
侧盖 |
WCB |
A216-WCB |
ZG1Cr18Ni9Ti
ZG1Cr18Ni12M02Ti |
CF8/CF8M/
CF3/CF3M |
23 |
支架 |
WCB |
WCB |
WCB |
WCB |
|
11 |
垫圈 |
氟橡胶；PTFE；金属夹石墨 |
17-7PH |
24 |
键 |
40Cr |
40Cr |
1Cr17Ni2 |
1Cr17Ni2 |
|
12 |
螺母 |
45 |
A194-2H |
0Cr18Ni |
A194-8M |
25 |
盲板 |
WCB |
A216-WCB |
ZG1Cr18Ni9Ti
ZG1Cr18Ni12M02Ti |
CF8/CF8M/
CF3/CF3M |
|
13 |
双头螺柱 |
35CrMoA |
A193-B7 |
1Cr17Ni2 |
A193-B8M |
|
|
|
|
|
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Q45F三通四密封球阀标准
1、设计、制造按API600 API6D
2、结构长度按ZMV-2002
3、法兰尺寸按ANSIB16.5
4、试验和检验按API598 API6D
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903939998
