Features:
Reasonable Structure, Reliable Sealing, Excellent Performance and Beautiful Appearance
Sealing Surface is Hard-facing with Cr. Alloy which is Anti-resistant, Corrosion-resistant,

Anti-Friction to Ensure a Longer Service Life.Stem are Quenched and Tempered with Nitriding Treatment Which Ensure A Perfect Anti-corrosion and Anti-friction Features.
Double Sealing to Ensure a Perfect Operation. With Stem Position Indicator to Show

More Directly on the Valve On/Off Status.Various Main Body or Trim Materials are

Available to suit different service conditions. 

Bellow seal gate valve are Applicable for the Cutting and Connection of Pipelines

Medium That are Used in Various Industries Such as Petroleum, Chemical, Pharmacy,

Chemical Fertilizer and Electric Power Plants etc under Nominal Pressures from

PN1.6Mpa to PN4.0Mpa and Working Temperatures from -20C to 350C Degree.  

Cast steel gate valve, outside screw and yoke, rising stem,wedge disc,bolted bonnet,renewable seat.

Size: 2"~20" 
Rating: PN10~PN40, CL150~CL900 
Flange:RF,RTJ,RJ 
Temperature: -29~425degrees Celsius

Operation:gear,hanfwheel.etc.

Technical Specifications:
Design and Manufacture: DIN3356, BS160, BS5160 or API602 

Face to Face Dimension: DIN3202 or ANSI B16.10, 
Flanged Dimension: DIN2543-2545 or ANSI B16.5 ,ASME B16.47A

Socketed Ends to ANSI B16.11 
Inspection and Test: DIN3230, API 598 or MSS SP-117

Materials:

Cast steel:ASTM A216 WCB,WCA,WCC

Stainless steel:CF3,CF3M,CF8,CF8M,CF8C,CF8M,CF10,CF10M,F304,F316,F304L,F316L,etc.

Cr-Mo Steel:ASTM A217 WC1,WC6,WC9,C5,C12,C12A,F11,F22,F1etc.

Low Temperature Steel:ASTM A352 LCA ,LCB,LCC,LC1,LC2,etc