High Performance Vacuum Negative- Pressure Safety Valve - 3914 OS&Y Metal Seated Gate Valve – Convista
High Performance Vacuum Negative- Pressure Safety Valve - 3914 OS&Y Metal Seated Gate Valve – Convista Detail:
Valves Comply with EN1171, MSS SP-70.
Outside stem screw.
Adjustable stem seal.
Packing replaceable under pressure.
Handwheel operated.
Groove-Metric or AWWA C606 standard.
Face to face dimensions in accordance with EN558-1 basic series3 and ASME B16.10.
Metal seat: Bronze or Stainless Steel.
SS304 stainless steel stem.
Stainless steel fasteners: A2-70 or A4-70.
| Body | ductile iron |
| Bonnet | ductile iron |
| Seat | bronze |
| Stem | Stainless steel |
Product detail pictures:
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By Laura from Switzerland - 2018.12.25 12:43
The customer service reprersentative explained very detailed, service attitude is very good, reply is very timely and comprehensive, a happy communication! We hope to have a opportunity to cooperate.
By Marcy Real from Pakistan - 2017.01.11 17:15
