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Category:

Control Valve

Self Operated Regulating Valve

Keyword：

Self Operated Micro Pressure Control Valve

Self-operated micro-pressure control valve can be widely used in the medium pressure is not greater than 1.4MPa, the operating temperature is not greater than 120℃(or 150℃), pressure regulation range in 0.14-7.2KPa non-corrosive gas or air medium after the valve pressure (mm water column level), widely used in a variety of oil products, chemicals, liquid storage tank gas seal pressure regulation device.

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”)
Pressure balance	stainless steel bellows
Flanged ends	ANSI B16.5, API 605, BS 4504, DIN 2501, JIS B2220, EN 1092-1, GB/T 9112, GB/T 17241.6, etc
Temperature range	≤120℃ (or 150℃)

Valve material
Body material	WCB, CF8, CF8M, etc
Trim material	304, 316, 316L, 2205, 2507, 2Cr13, 4Cr13, F11, F22, etc
Plug material	austenitic stainless steel (metal seat), austenitic stainless steel+PTFE (soft seat)
Bonnet material	WCB, CF8, CF8M, etc
Seat material	304, 316, 316L, 410, 20, 17-4PH, Monel, Hastelloy, etc
Stem material	304, 316, 316L, 420, 17-4PH, etc

Design feature
Spool type	single seat (P), double seat (N), sleeve (M)
Flow characteristics	quick open

Inspection and test
Leakage rating	IEC60534: 1 bubble/min, 2 bubble/min, 3 bubble/min, 4 bubble/min, 6 bubble/min, 11 bubble/min
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