FORGED VALVES FOR CRYOGENIC SERVICE SW – NPT – BW – FLANGED
(for cold service down to -196°C)
Type: Gate, Globe and Check
Design Construction :
Up to class 2500 - B6364, BS 5352, NF M87.412
Testing according to API 598, BS 6755
Marking MSS SP25
Outside Screw and Yoke (OS&Y)
Self aligning packing gland in two parts
Integral backseat
Socket Weld Ends according to ANSI B16.11
Screwed Ends according to ANSI B1.20.1
Butt Welding Ends according to ANSI B16.25
Face to face: flanged valves according to ANSI B16.10
BW ends according to ANSI B16.10 or BFE standard
SW and screwed ends and class 4500 valves according to BFE standard
Integral body end flanged for classes up to 2500 according to ANSI B16.5 RF or RTJ type
Ratings: According to ANSI B16.34 classes: 150, 300, 600, 1500 and 2500 lbs
According to API 602 class 800 lbs
Body-Extension joint: welded
bolted with spiral-wound gasket retained type or oval ring joint gasket
Port opening: Full or Reduced Bore
Size 1/4" to 2"