DQ61F Three section socket welded high-pressure low-temperature forged steel ball valveDetailed product description：

DQ61F three-stage socket welded high-pressure low-temperature forged steel ball valve

Three section socket welded high-pressure low-temperature forged steel ball valve
Product model: DQg6S1F

Main performance specifications:

Test pressure Mpa	Nominal pressure Mpa
	twenty-five	CL1500
strength test	thirty-seven point five	thirty-eight point four
Sealing Test	twenty-seven point five	twenty-eight point one
airtightness test	0.5～0.7
Operating Temperature	-196℃≤180℃
Applicable Medium	Water, oil products, liquid ammonia, nitrogen, chlorine, etc

Product Structure Features:
Low temperature valves, in order to prevent the failure of valve stem packing sealing under low temperature conditions, the low-temperature ball valve adopts a long neck structure design and the valve seat adopts a structural design with automatic pressure relief function to prevent abnormal pressure rise of the medium in the valve chamber due to temperature rise. The valve assembly should have explosion-proof and fireproof functions.

Material Description of Main Components:

Part Name	Material
Valve body and valve cover	F304
Sphere, valve stem	F304+nitriding
double-ended bolt	B8M
filler	Carbon fiber+flexible graphite
Seal ring	PTFE+carbon fiber+Cu

DQ61F three-stage socket welded high-pressure low-temperature forged steel ball valve main external dimensions:

PN25.0Mpa CL1500	Nominal Diameter		Dimensions (mm)
	mm	in	d	L	L1	D	D1	W	H
	fifteen	1/2	thirteen	ninety-two	nine point six	thirty-six	twenty-one point eight	one hundred and sixty	two hundred and thirty
	twenty	3/4	eighteen	one hundred and eleven	twelve point seven	forty-two	twenty-seven point three	two hundred and twenty	two hundred and sixty
	twenty-five	one	twenty-three	one hundred and twenty-seven	twelve point seven	fifty-two	thirty-three point eight	two hundred and twenty	two hundred and eighty
	thirty-two	one1/4	twenty-eight	one hundred and forty	twelve point seven	sixty	forty-two point six	two hundred and fifty	two hundred and ninety
	forty	one1/2	thirty-five	one hundred and fifty-two	twelve point seven	sixty-eight	forty-eight point seven	three hundred	three hundred and twenty
	fifty	two	forty-five	one hundred and seventy-eight	fifteen point seven	eighty	sixty-one point two	three hundred and fifty	three hundred and forty

DQ61F three-stage socket welded high-pressure low-temperature forged steel ball valve