Specification

DN mm

DN25-300mm

PN

ANSI 150, 300,600,JIS10K,20k,30k,40k

Material of parts             

Body                            

WCB,CF8,CF8M,316L        

Disc

WCB,CF8,CF8M

Stem

310S,304,316L

Packing

PTFE, graphite          

Sealing ring           

CGM,316L

Fluid temperature

High temp. 1

-20 ~ +180°c

High temp. 2

-20 ~ +250°c

High temp. 3

-40 ~ +400°c

High temp. 4

-60 ~  +500°c

Rated stroke

0- 60°(regulating)

Ambient temp.

-20~ +80°c

Flow characteristics

Almost equal percentage

Range ability

100:1

Leakage

ANSI Class 5, 6, Bubble tight