Zhejiang Lidejia Valve Co.,Ltd.

Payment & Shipping Terms
Payment Term:	T/T,L/C
MOQ:	1 set
Means of Transport:	by sea /air

Supply Capacity
Production Capacity:	1000pc/month
Delivery Date:	within 30days

 More Product Parameters:
D)Face to face:ASME B16.10. 
E)Flange connection dimension: ASME B 16.25.

Specifications:
Bolted bonnet; outside screw and yoke; rising stems; metallic seating surfaces.

More products description :

The body and bonnet of Class150-Class900 globe valves are usually connected with studs and nuts,And the body and bonnet of class1500-class2500 gate valves are usually of presurized seal design.All our globe valves have the back seating design.In most case,the carbon steel globe valve is fitted with a renewable back seat.Fr stainless steel glboe valve,the back seat is machined directly in the bonnet or is machined after welding .When the globe valve is at fully open position,the sealing of the back seat can be very reliable .However,as per the requirment of API,it is not advisable to add or change packing by the mean of back seating when the valves is pressure containing.