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Category:

Self Operated Regulating Valve

Keyword：

Nitrogen Discharge Self Operated Micro Pressure Device Control Valve

Nitrogen relief self-actuated micro-pressure device regulating valve is a valve for pressure control, suitable for pressure control in high-pressure gas systems. The valve uses a self-reliant micropressure regulator to control system pressure by adjusting spring force and spool position.

Standard
Design standard	ANSI B16.34, API 6D, ISO 5208, DIN 3356, JIS B2071, BS 1873, GB/T 12237, GB/T 12238, EN 593, etc
Wall thickness standard	ANSI B16.34, BS 1873, DIN 3356, JIS B2071, EN 593, GB/T 12224, JB/T 3595, etc
Thread standard	GB/T 12716-1991 NPT, GB/T 7306-2000 PT, GB/T 7307-2001 G, DIN 2999, JIS B0203, NF E03-005, etc

Technical data
Pressure range	PN1.6MPa, 2.5MPa, 4.0MPa, ANSI 150lb~300lb
Size range	DN6 (1/4”)~DN300 (12”)
Flanged ends	ANSI B16.5, API 605, BS 4504, DIN 2501, JIS B2220, EN 1092-1, GB/T 9112, GB/T 17241.6, etc
Butt-Weld BW ends	ANSI B16.25, BS 1640, DIN 3239, JIS B2312, EN 12627, GB/T 17185, GB/T 9113, etc
Temperature range	-40℃~350℃

Valve material
Body material	WCB, CF8, CF8M, CF3M, etc
Gasket material	metal graphite gasket/PTFE
Trim material	304, 316, 316L, etc
Spool and seat material	304, 316, 316L, etc
Bonnet material	WCB, CF8, CF8M, CF3M, etc
Stem material	304, 316, 316L, etc

Design feature
Trim features	top guided unbalanced Internals, quick release cage structure
Body type	straight-through, angled
Bonnet form	standard, heat sink, low temperature, bellows
Gland type	bolt pressing type
Flow characteristics	equal percentage, linear, quick opening

Inspection and test
Leakage rating	ANSI/FCI 70-2, API 598, BS 6364, DIN EN 12266, JIS B2003, EN 12266-1, GB/T 13927, JB/T 9092, etc
Inspection and testing standard	ANSI/FCI 70-2, API 598, BS EN 12266, DIN EN 12266, JIS B2003, EN 12266-1, GB/T 13927, JB/T 9092, etc