Gate Valves Bellow sealed SW-NPT-BW-FL
Overzicht Gate Valves Bellow sealed
- DesignConstruction : Up to class 1500- API 602, BS 5352, NF M87.412
- Class 2500 – ANSI B16.34
- Testing according to API 598, BS 6755 Marking MSS SP25
- Outside Screw and Yoke (OS&Y)
- Secondary stem seal by stuffing box Self aligning packing gland in two parts
- Integral backseat
- Top entry type for class 1500 and 2500
- Grease nipple for stem nut
- Socket Weld Ends according to ANSI B16.11
- Screwed Ends according to ANSI B1.20.1
- Butt Welding Ends according to ANSI B16.25
- Flanges according to ANSI B16.5 - RF or RTJ type
- Ratings: According to ANSI B16.34 classes: 150,300,600,1500,2500 lbs
- According to API 602 class 800 lbs
- Face to face: flanged valves according to ANSI B16.10
- BW ends according to ANSI B16.10
- SW and screwed ends and class 4500
- Body-Bonnet joint: welded, screwed and seal welded bolted with spiral-wound gasket retained type or oval ring joint gasket
- Port opening: full or reduced bore
- Size 1/4" to 2"
