Bellows seal gate valve(butt welding end):
1)Standards:
A)Design&Manufacture: API 602, BS 5352, ASME B16.34
B)Face to Face: MSS SP-84
C)Connection End: ASME B2.1, ASME B16.11
D)Test and Inspection: API598
2)Sizes: 1/2" - 2" or DN12 - DN50
3)Pressure Rating: Class150 - Class1500 or PN16 - PN250
4)Material: A105, LF2, F11, F22, F5, F304, F304L, F316, F316L, etc.
5)Operated by: Handwheel
1)Standards:
A)Design&Manufacture: API 602, BS 5352, ASME B16.34
B)Face to Face: MSS SP-84
C)Connection End: ASME B2.1, ASME B16.11
D)Test and Inspection: API598
2)Sizes: 1/2" - 2" or DN12 - DN50
3)Pressure Rating: Class150 - Class1500 or PN16 - PN250
4)Material: A105, LF2, F11, F22, F5, F304, F304L, F316, F316L, etc.
5)Operated by: Handwheel
materials of parts | ||||
no | part name | ecarbon steel | stainless steel | low temperature carbon steel |
1 | body | a216-wcb | a217-wc6 | a352-lcb |
2 | cover | a216-wcb | a217-wc6 | a352-lcb |
3 | disc | a105-cr13 | a182-f11+hf | a350-lf2+cr13 |
4 | hinge | a216-wcb | a217-wc6 | a352-lcb |
5 | fork part | a216-wcb | a217-wc6 | a352-lcb |
6 | seat ring | a105+cr13 | a182-f11+hf | a350-lf2+cr13 |
7 | hinge pin | a276-420 | a276-304 | a276-420 |
8 | disc washer | carbon steel | a276-304 | carbon steel |
9 | disc nut | carbon steel | a194-7 | carbon steel |
10 | disc nut pin | carbon steel | a276-420 | carbon steel |
11 | gasjet | spiral wound (graphite+304) | ||
12 | stud | a193-b7 | a193-b16 | a320-l7 |
13 | stud nut | a194-2h | a194-7 | a194-4 |
13 | eyebolt | carbon steel |