GA42H lever safety valveDetailed product description：

GA42H safety valve is suitable for power plant boilers with temperature ≤ 450 ℃ and pressure. GA42H lever safety valve external dimensions and connection dimensions:

Model

Nominal Diameter

Size

do-z

D

D1

D2

D6

f

f1

b

Z-?d

L

H

Export flange type

Export socket type

DN"

D2"

D1"

D"

n-M

d1

K2

K3

D3

GA42H-16

fifty

40×1

one hundred and sixty-five

one hundred and twenty-five

one hundred

/

three

/

sixteen

4-18

eight hundred and forty

four hundred and twelve

one hundred and twenty-five

one hundred and seventy-five

two hundred

two hundred and thirty-five

8-M16

one hundred and twenty

one hundred and forty-five

one hundred and sixty-two

one hundred and ninety

GA42H-25

fifty

40×1

one hundred and sixty-five

one hundred and twenty-five

one hundred

/

three

/

twenty

4-18

eight hundred and forty

four hundred and twelve

one hundred and twenty-five

one hundred and seventy-five

two hundred

two hundred and thirty-five

8-M16

one hundred and twenty

one hundred and forty-five

one hundred and sixty-two

one hundred and ninety

GA42H-40

fifty

40×1

one hundred and sixty-five

one hundred and twenty-five

one hundred

eighty-eight

three

four

twenty

4-18

eight hundred and forty

four hundred and twelve

one hundred and twenty-five

one hundred and seventy-five

two hundred

two hundred and thirty-five

8-M16

one hundred and twenty

one hundred and forty-five

one hundred and sixty-two

one hundred and ninety

GA42H-64

fifty

40×1

one hundred and seventy-five

one hundred and thirty-five

one hundred and five

eighty-eight

three

four

twenty-six

4-23

eight hundred and forty

four hundred and twenty

one hundred and twenty-five

one hundred and seventy-five

two hundred

two hundred and thirty-five

8-M16

one hundred and twenty

one hundred and forty-five

one hundred and sixty-two

one hundred and ninety

GA42H-100

fifty

40×1

one hundred and ninety-five

one hundred and forty-five

one hundred and twelve

eighty-eight

three

four

twenty-eight

4-25

eight hundred and forty

four hundred and twenty

one hundred and twenty-five

one hundred and seventy-five

two hundred

two hundred and thirty-five

8-M16

one hundred and twenty

one hundred and forty-five

one hundred and sixty-two

one hundred and ninety

Main component materials of GA42H lever safety valve:

NO.	Part Name	Material
one	valve body	Carbon steel
two	guide bushing	stainless steel
three	valve disc	2Cr13
four	valve stem	2Cr13
five	lever	Carbon steel
six	heavy hammer	cast iron

On the container, to prevent the pressure from exceeding the maximum allowable value, the medium can be steam or air.