The valve is designed to API602 and has an outside screw and yoke with rising stem. The handwheel operates the gate valve for both isolation applications only.


1. Structure: inside screw and yoke
2. Sealing gasket consisting of graphite packing with retention rings for optimum sealing
3. Renewable or integrated seats
4. In accordance with NACE MR01/75
5. Full bore (FB) or reduced bore (RB)
6. Top flange in accordance with ISO5211 for actuator (on request)
7. Bolted or welded bonnet or Seal Bonnet
8. Self-relieving seat system
9. Double block and bleed function
10. Emergency sealing injection system
11. Extended stem for cryogenics service


Size: from 1/4″ to 3″
Pressure: 800 – 2500LB
Material: A105, F304, F316, F304L, and F316L
Design and production standard: API602, BS5352 and ANSI B16.34
Welded SW ends: ANSI B16.11
Ends screwed according to: NPT, ANSI B1.20.1
Welded BW ends in accordance with: ANSI B16.25
Flanged ends in accordance with: ANSI B16.5, or EN-DIN
Test standard: API598, API 6D
Structure: Bolted bonnet, outside screw and yoke
Actuation: can operate with lever, gear and electric actuator
Medium: The valve is suitable for several media including water, steam, oil, gas, petrol products, nitric acid, acetic acid, etc.
Working temperature: from -46ºC or -50ºC (stainless steel constructions) and -29ºC (carbon steel constructions) up to 600℃

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