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Category:

Control Valve

Electric Control Valve

Keyword：

Electric Multi Stage Pressure Reducing Regulating Valve

Multi-stage pressure reducing regulating valve has sleeve guide and pressure balanced spool. According to the different parameters, a plurality of different pressure-reducing cages are designed to form a multi-stage pressure-lowering inner part, and the cage sleeves designed according to different working conditions ensure the elimination of flashing and cavitation of the valve.

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
Actuator standard	NEMA ICS 14, BS EN 15714, DIN EN 61508, JIS C 4035, EN 15714-3, GB/T 14048, GB/T 19599, etc

Technical data
Pressure range	PN16~PN64, ANSI 150lb~ANSI 300lb, JIS 10K
Size range	DN20 (3/4”)~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	-30℃~260℃ (single-seat construction); -196℃~570℃ (double-seat construction)

Valve material
Body material	WCB, WC6, WC9, CF8, CF8M, CF3, CF3M, etc
Trim material	304, 316, 316L, 2205, 2507, 2Cr13, 4Cr13, F11, F22, etc
Spool and seat material	304, 316, 316L, 410, 20, 17-4PH, Monel, Hastelloy, etc
Cage material	CF8, CF8M, etc
Stem material	304, 316, 316L, 420, 17-4PH, etc

Design feature
Trim features	sleeve-guided, balanced internal structure, with balance seal ring structure
Body type	straight-through, angled
Bonnet form	standard, heat sink, low temperature, bellows
Flow characteristics	equal percentage, linear, quick opening

Inspection and test
Leakage rating	ANSI/FCI 70-2-2013 V (standard metal seat), ANSI/FCI 70-2-2013 VI (cut-off soft seat)
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