Product Introduction
Our Cast Steel gate valves are reliable, offering a tight shut-off and low pressure drop. The design covers a wide range of requirements to meet any customer need from general to severe service conditions. Gate valves comply with the latest edition of API600 and ASME B16.34.

Technical Specification
Design Standard: API600, ASME B16.34
Size Range: 2"-66" (DN50-DN1650)
Pressure Rating: ASME CLASS 150-2500 (PN16-PN420)
Body Material: Carbon steel, Stainless steel, Alloy steel, Duplex stainless steel
End Connection: RF, BW, RTJ
Operation: Manual, Pneumatic, Electric, Hydraulic
Fire Safe Design: Yes
Brand: Neway

Design Features
1, Long thread stem nut prolongs thread life and permits the removal of hand wheel in the fully open position.
2, Spacer ring in conjunction with packing is used in gate valves of 300 class and above while 150-class valves in only fitted with packing.
3, Flexible graphite gasket used for 150 Class gate valve, spiral wound gasket for Class 300 & 600 valves and metal ring gasket for gate valves of 900 or greater Class (600 Class is obtainable if customer requires.)
4, Integral guide inside body keeps wedge self-centered during valve opening and closing.
5, Flexible wedge is able to compensate for seat surface distortion and body deformation caused by piping stress.
6, Blowout retention design: the tapered backseat face firmly contacts backseat of bonnet.
7, The strength of bonnet-wedge connection exceeds that of bonnet thread root.
8, Renewable seal welded seats with stellite 6 are standard design while screwed-in seats are optional.

Picture Show

Product Showcase
1)20” Class 300 Gate Valve
2)42” Class 600 Gate Valve
3)64” Class 150 Gate Valve
4)18” Class 600 Cryogenic Gate Valve



Delivery, Payment and Service
Payment Terms: Normally 30% down payment before production, 70% balance before delivery.
Warranty: 12 months after installation or 18 months after shipment whichever comes first.
Delivery time: Subject to stock availability at placement or order and factory workloads.
Delivery method: By Express, or by air, or by sea, as your request.
Delivery port: Shanghai or as your request.

FAQ
Q: What is the largest size of cast steel gate valves?
A: NPS 66 inch (DN1650)

Q: Do you have 20"2500# cast carbon steel gate valves?
A: Yes, for Class 2500, the largest size we have is 24".

Q: Do you have forged steel gate valves?
A: Yes, our forged steel valve series consist of gate, globe and check valves, available in size from NPS 1/2 to 2" in ANSI class 800lbs, 1500lbs and 2500lbs.