Product Description

L40900 series is by changing L-20900 trim to Cage guided type Create balance force to provide larger body size available. Applicable to serve services.

The balanced trim can select with:

1.Cage single-seat type (High leakage class, small temperature range)

2.Cage double-seat type(low leakage class, big temperature range)

Product Parameters

(1)Trim: Top Guided unbalance trim

                Cage retainer

                Pressure relief double trim          

(2)Body : Straight Angle Z type

(3)Bonnet: Standard Steam  Cryogenic         

(4)Temperature Range : -196℃~538℃

(5)Plug sealing : Standard  Graphite  Bellows

(6)Leakage :CLASS IV（Metal Seat without seal ring）

                    CLASS V（Metal Seat with seal ring）

(7)Flow characteristic : Equal %  Linear        

(8)Pipe Line Connection : Flange  Welding

(9)Range ability : 50:1