GHD Quick changeable single-seat control Valve

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standard Specifications ：

Body部分
type ： casting ball Valve
DN ：DN15-DN400
Nominal pressure：ANSI 150, 300, 600
　　　　　 PN 16, 25, 40, 64
Connection Type：Flange type ：ANSI B16.5? RF, RTJ
　　　　　 JB/T79.1，DIN 2533/2534/2543/2545 RF
　　　　　 JB/T79.2 FM
welding type：ANSI B16.5? weld SW(DN≤50); weld BW(DN≥65)
Upper cap type ： standard …………-46～200℃; 200℃～300℃
　　　　　　 radiator blind…………300℃～530℃
valve spool type ： parabola valve spool
Flow characteristics：Equal percentage, Linear ,
Body Materials ：as GH L type

Size & Weight (DN15-DN100，PN16/25/40)

Body Size (mm) BodyFlange sizeDIN2533/2534/2543/2545 Flange distance DIN3202-F1
Valve	DN		15	20	25	32	40	50	65	80	100
	VBL		130	150	160	180	200	230	290	310	350
	VH	＜300℃	114				105			156	181
	VH	≥300℃	170				167			248	267
	VU		48	59	62	70	78	83	93	106	136

Rated Cv value

valve seat type		Metal valve seat
Flow characteristics		Linear			Equal percentage			quick open	Linear			Equal percentage			quick open
DN	stroke	Cv1	Cv2	Cv3	Cv1	Cv2	Cv3	Cv1	Cv1	Cv2	Cv3	Cv1	Cv2	Cv3	Cv1
15	16	4.7	1.9	0.73	4.7	1.9	0.73	4.7	4.7	1.9	0.73	4.7	1.9	0.73	4.7
20		4.7	1.9	0.73	4.7	1.9	0.73	4.7	4.7	1.9	0.73	4.7	1.9	0.73	4.7
25		11.5	4.7	1.9	11.5	4.7	1.9	11.5	11.5	4.7	1.9	11.5	4.7	1.9	11.5
32		11.5	4.7	1.9	11.5	4.7	1.9	11.5	11.5	4.7	1.9	11.5	4.7	1.9	11.5
40		29	19	11.5	29	19	11.5	29	29	19	11.5	29	19	11.5	29
50		46	29	19	46	29	19	46	46	29	19	46	29	19	46
65		73	46	29	73	46	29	73	73	46	29	73	46	29	73
80	30	116	73	46	116	73	46	116	116	73	46	116	73	46	116
100	30	186	116	73	186	116	73	186	186	116	73	186	116	73	186
150	60	445	304	176	445	304	176	445	445	304	-	445	304	-	445
200	60	761	445	304	761	445	304	761	761	-	-	761	-	-	761
250	100	1053	761	445	1053	761	445	1053	1053	-	-	1053	-	-	1053
300		1521	1053	761	1521	1053	761	1521	1521	-	-	1521	-	-	1521
350		2106	1521	1053	2106	1521	1053	2106	2106	-	-	2106	-	-	2106
400	120	2925	2106	1521	2925	2106	1521	2925	2925	-	-	2925	-	-	2925

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