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WA44C blanced bellows spring loaded safety valve

WA44C type pound-grade balance bellows spring-loaded safety valve main property and specification

Normal Pressure	PN	150	300		600	900
Body strength	Ps (MPa)	3.0	7.5		15	22.5
Set pressure	Pk (MPa)	0.1~2	1.6~5		3.2~10	8~15
Seal pressure	Pm	90%Pk
Reseating pressure	Ph	≥90%Pk
Relieving pressure	Pp	≤1.1Pk
Lift	H (mm)	≥1/4 do
Appropriate temperature		C		≤300℃
		P、R		≤200℃
Appropriate medium		C		Gas, liquid
		P、R		Nitric Acid, Acetic Acid, Gas Liquid

WA44C type pound-grade balance bellows spring-loaded safety valve code of throat diameter

Code	Diameter	Code	Diameter
D	10	L	50
E	13	M	55
F	16	N	60
G	20.5	P	WA44C150(P、R) WA44C300(P、R) WA44C600(P、R) WA44C900(P、R) 72
H	26	Q	96
J	33	R	115
K	40	T	148

pound-grade balance bellows spring-loaded safety valve main dimension

WA44C150, WA44C150P,WA44C150R
Normal Diameter DN (in)	Dimension(mm)
	do	D	D1	D2	b	t	z-￠d	DN’	D’	D1’	D2’	b’	t’	z-￠d’	L	L1	H
1/2’’×3/4’’	D	89	60.5	35	12	6	4-15	20	98	70	43	14	1.6	4-15	90	90	340
3/4’’ ×1’’	D	98	70	43	14	6	4-15	25	108	79.5	51	15	1.6	4-15	96	92	350
1’’ ×1 1/2’’	D	108	79.5	51	15	7	4-15	40	127	98.5	73	18	1.6	4-15	115	105	360
1’’ ×2’’	D	108	79.5	51	15	7	4-15	50	152	120.5	92	18	1.6	4-19	115	105	360
1 1/2’’ ×2’’	G	127	98.5	73	18	6	4-15	50	152	120.5	92	18	1.6	4-19	121	124	380
1 1/2’’ ×2 1/2’’	G	127	98.5	73	18	6	4-15	65	178	139.5	105	20	1.6	4-19	121	124	390
1 1/2’’ ×3’’	G	127	98.5	73	18	6	4-15	80	190	152.5	127	22	1.6	4-19	124	130	390
2’’ ×2 1/2’’	H	152	120.5	92	18	6	4-19	65	178	139.5	105	20	1.6	4-19	124	130	410
2’’ ×3’’	J	152	120.5	92	18	6	4-19	80	190	152.5	127	22	1.6	4-19	124	130	410
2 1/2’’ ×4’’	J	178	139.5	105	20	7	4-19	100	229	190.5	157	24	1.6	8-19	143	137	410
3’’ ×4’’	L	190	152.5	127	22	10	4-19	100	229	190.5	157	24	1.6	8-19	162	156	480
4’’ ×6’’	N	229	190.5	157	24	12	8-19	150	279	241.5	216	26	1.6	8-22	229	181	560
6’’ ×8’’	P	279	241.5	216	26	10	8-22	200	343	298.5	270	29	1.6	8-22	241	240	790
8’’ ×10’’	R	343	298.5	270	29	10	8-22	250	406	362	324	31	1.6	12-25	279	276	840
12’’ ×14’’	T	483	432	381	32	10	12-25	350	533	476	413	35	1.6	12-28	370	360	920

WA44C300, WA44C300P, WA44C300R
Normal Diameter DN (in)	Dimension (mm)
	do	D	D1	D2	b	t	z-￠d	DN’	D’	D1’	D2’	b’	t’	z-￠d’	L	L1	H
12/’’ ×3/4’’	D	95	66.5	35	15	6	4-15	20	98	70	43	14	1.6	4-15	90	90	340
3/4’’ ×1’’	D	117	82.5	43	16	10	4-19	25	105	79.5	51	15	1.6	4-15	96	92	350
1’’ ×1 1/2’’	D	124	90	51	18	7	4-19	40	127	98.5	73	18	1.6	4-15	115	105	360
1’’ ×2’’	D	124	90	51	18	6	4-19	50	152	120.5	92	18	1.6	4-19	115	105	360
1 1/2’’ ×2’’	F	156	114.5	73	20	6	4-22	50	152	120.5	92	18	1.6	4-19	121	124	380
1 1/2’’ ×2 1/2’’	F	156	114.5	73	20	9	4-22	65	178	139.5	105	20	1.6	4-19	121	124	390
1 1/2’’ ×3’’	F	156	114.5	73	20	6	4-22	80	190	152.5	127	22	1.6	4-19	124	130	390
2’’ ×2 1/2’’	H	165	127	92	22	6	8-19	65	178	139.5	105	20	1.6	4-19	124	130	410
2’’ ×3’’	H	165	127	92	22	6	8-19	80	190	152.5	127	22	1.6	4-19	124	130	410
2 1/2’’ ×4’’	J	190	149.5	105	24	7	8-22	100	229	190.5	157	24	1.6	8-19	143	137	420
3’’ ×4’’	L	210	168	127	28	10	8-22	100	229	190.5	157	24	1.6	8-19	162	156	480
4’’ ×6’’	N	254	200	157	32	12	8-22	150	279	241.5	216	26	1.6	8-22	229	181	560
6’’ ×8’’	P	318	270	216	38	10	12-22	200	343	298.5	270	29	1.6	8-22	241	240	790
8’’ ×10’’	R	381	330	270	42	10	12-25	250	406	362	324	31	1.6	12-25	279	276	840

Remark: 150Lb for outlet flange

WA44C600, WA44C600P, WA44C600R
Normal Diameter DN (in)	Dimension (mm)
	do	D	D1	D2	b	t	z-￠d	DN’	D’	D1’	D2’	b’	t’	z-￠d’	L	L1	H
3/4’’×1’’	D	117	82.5	43	16	10	4-19	25	108	79.5	51	15	1.6	4-15	96	92	360
1’’ ×2’’	D	124	90	51	19	6	4-19	50	152	120.5	92	18	1.6	4-19	115	105	370
1 1/2’’ ×2’’	F	156	114.5	73	22	10	4-22	50	152	120.5	92	18	1.6	4-19	152	124	370
1 1/2’’ ×2 1/2’’	F	156	114.5	73	22	9	4-22	65	178	139.5	105	20	1.6	4-19	152	214	390
1 1/2’’ ×3’’	F	156	114.5	73	22	6	4-22	80	190	152.5	127	22	1.6	4-19	152	124	400
2’’ ×2 1/2’’	H	165	127	92	26	6	8-19	65	178	139.5	105	20	1.6	4-19	162	154	400
2’’ ×3’’	H	165	127	92	26	6	8-19	80	190	152.5	127	22	1.6	4-19	162	154	420
2 1/2’’ ×4’’	K	190	149.5	105	29	7	8-22	100	229	190.5	157	24	1.6	8-19	143	165	420
3’’ ×4’’	K	210	168	127	32	10	8-22	100	229	190.5	157	24	1.6	8-19	162	155	480
4’’ ×6’’	N	273	215.9	157	38	12	8-25	150	279	241.5	216	26	1.6	8-22	210	200	560
6’’ ×8’’	P	356	292	216	46	10	12-28	200	343	298.5	270	29	1.6	8-22	241	240	790

Remark: 150Lb for outlet flange

WA44C900
Normal Demeter DN (in)	Dimension (mm)
	do	D	D1	D2	b	t	z-￠d	DN’	D’	D1’	D2’	b’	t’	z-￠d’	L	L1	H
1 1/2’’ ×2’’	F	178	124	73	32	10	4-28	50	152	120.5	92	18	1.6	4-19	115	124	380
2’’ ×3’’	H	216	165.1	92	38	10	8-25	80	190	152.5	127	22	1.6	4-19	162	154	420
3’’ ×4’’	J	241	190.5	127	38	10	8-25	100	229	190.5	157	24	1.6	8-19	181	184	480
4’’ ×6’’	K	292	235	150	44	12	8-32	150	279	241.5	216	26	1.6	8-22	222	197	560

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