Valve Description
Name: Pressure seal bonnet gate valve.
Design: API 600, ASME B16.34.
Body: ASTM A216 WCB.
Nominal size: 3 Inch.
Nominal class: 2500 LB.
Connection ends: RF flange - ASME B16.5.
Face to face: ASME B16.10.
Test and inspection: API 598.
Technical Parameters and Characteristics
Product: Pressure Seal Bonnet Gate Valve (Flexible Wedge).
Nominal diameter: 2 - 48 Inch, DN50 - DN1200.
Design temp.: -196℃ - 593℃.
Design pressure: Class 600 - 2500, PN100 - PN420.
Material: A216 WCB, WCC; A217 WC6, WC9, C5, C12A; A352 LCB, LCC; A351 CF8, CF8M, CF3M, CF8C, CN3MN, CK3MCUN, CN7M; A890 4A (CD3MN), 5A (CE3MN), 6A (CD3MWCuN); ASTM B 148 C95800, C95500.
Design standard: ASME B16.34, API 600.
Face to Face: ASME B16.10, EN 558 series.
Connection end: RF, RTJ, BW, EN 1092 series.
Test standard: API 598, ISO 5208, EN 12266-1.
Operation: Handwheel, bevel gear, electric-AUMA, rotork, pneumatic.
Application: Power station, petroleum, tap water engineering, chemical engineering.
Feature 1: Body seat and wedge sealing to be welded on hard alloy material to improve the erosion resistance and extend the service life of the valve.
Feature 2: The bonnet gasket is to be metal sealing, RTJ ring - SS 304 for long service.
Feature 3: Rising stem, OS & Y.
Feature 4: The wedge slide down, flexible has good sealing performance.
Feature 5: The stem is threaded, it does not contact the medium, to avoid the possibility of corrosion.
Feature 6: The connection between the body, and bonnet is pressure seal type, with no leakage on this position.