Designed as Standard : JB/T8937-1999; API594
Face to Face as Standard : PN10/16-GB/12221-2005-J3; EN558.1:1995-14;
DIN3202 125LB/150LB - API6D-2002; ISO14311-1999
Flange as Standard : PN10/16-GB/T17241.6; DIN2632/2633 ; BS4504
Test as Standard : GB/T13927-2008; BS EN12266-1 12266-2
Material & Specifications:
Name | Pressure | Pressure limit | Scope of application |
Applicable temperature ℃ |
||
Casing pressure Mpa |
Liquid pressure Mpa |
Gas pressure Mpa |
||||
H77X-10 | 1.00 | 1.5 | 1.1 | 0.6 | water sewage oil |
NBR:-12~80℃ |
H77X-16 | 1.60 | 2.4 | 1.76 | EPDM:-45~120℃ | ||
H77X-125LB | 2.00 | 3 | 2.2 | CR:-10~95℃ | ||
H77X-150LB | 2.00 | 3 | 2.2 | VITON:-20~200℃ |
1 | Body | HT250, QT450 ,CF8, CF8M ,WCB, C95400 |
2 | Disc | QT450 ,CF8, CF8M ,WCB, C95400 |
3 | Shaft | SS304, SS316 |
4 | Beam | SS304, SS316 |
5 | Spring | SS304, SS316 |
6 | Seat | NBR ,EPDM ,VITON ,CR |
8 | Flat gasket | SS304, SS316 |
9 | Water seal | NBR |
10 | Screw | SS304, SS316 |
Product introduction and characteristics:
This butterfly valve is suitable for one way valve for petroleum ,chemical ,food ,medicine paper making , textile ,water supply and drainage energy . The following features :
1. It adopts the dual type for valve plate,it can close under the action of the spring .
2. Coz the product can be close by itself ,it can prevent the medium from flowing back instantly and eliminate the action of water hammer .
3. Zero leakage in hydraulic test after complete sealing is achieved .
4. Small face to face dimension , strong steel , safe and reliable .
5. Small size , light weight , compact structure ,convenient maintenance .
Product show: