Shut-off valve
- TU U 29.1-21225223-005:2008
- Designation: KO Kh1. Kh2. Kh3 – Du/Рu-U1
- Du diameter: 50, 65, 80, 100
- Рu pressure: 4.0 MPa ;6.3 MPa; 10.0 MPa; 16.0 MPa; 21.0 MPa; 25.0 MPa; 32.0 MPa; 35.0 MPa; 50.0 MPa; 63.0 MPa; 70.0 MPa; 100.0 MPa; 105.0 MPa
- Condition of actuation by the working medium pressure (Kh1): in case of increase (1), in case of decrease (2), in case of increase and decrease (3)
- Actuation control (Kh2): automatic (1), remote (2)
- Connection type (Kh3): for welding (1), flanged (2)
- M1 – Climate version
- Working medium: gaseous
- Case details material: st.20; 09g2s; 40Kh; 30KhМА; nzh
- Working medium temperature: -60 to +180
- Working medium flow direction: one-way
- Ambient conditions:
- temperature: -30 to +50
- Safety requirement under GOST 12.1-004, GOST 12.2-003, GOST 12.2.063, GOST 12.3.002
- Fitting mounting position: horizontal
- Fitting purpose: for installation as a cut-off device with automatic or remote actuation control, for cutting off the pipeline in case of abnormal pressure increase or decrease
- Operating conditions under GOST 15150
- Full average service life – not less than 10 years
- Average trouble-free life – not less than 400 cycles
- The valve belongs to the class of repairable and restorable articles
- Tightness in the gate: class А under GOST 9544-93
- Certificate of conformity No. UA 1.069.0140442-12
- UGC FEA code: 29.13.13
Description