Valve description:
Name:
Small size gate valve with pressure seal bonnet.
Design: API 602, ASME B16.34.
Body:
ASTM A105.
Nominal size: DN50.
Nominal class: PN250.
Connection ends: RTJ integral flanged ends.
Face to face: EN558-1 series.
Test and inspection: EN12266-1.
Technical parameters and characteristics
| Product |
Small size gate valve |
| Nominal diameter |
1/4” ~ 2” |
| Design temp. |
-196℃ ~ 593℃ |
| Design pressure |
Class 150 ~ 2500 |
| Material |
Forged carbon steel, SS, ally steel, duplex SS, nickel based alloy |
| Design standard |
API 602, BS5352 |
| Face to face |
Manufacture standard, ASME B16.10 |
| Connection end |
NPT, SW, BW, RF, RTJ |
| Test standard |
API 598, ISO 5208 |
| Operation |
Hand wheel, electric |
| Application |
Power station, petroleum, tap water engineering, chemical engineering, |
| Function 1 |
Bolted bonnet, welded bonnet, pressure seal bonnet |
| Function 2 |
solid wedge |
| Function 3 |
Full bore, reduce bore |
| Function 4 |
Integral flanged ends, welded on flanged ends |