WA44C-Bellows type safety valve_Tanhov Industrial Co., Ltd

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Standards Compliance:

Design and Manufacture: API RP 520

Face to Face(end to end): API 526

Test and Inspection: API 527

Main property specifiecation

Mormal Pressure	PN	150	300	600	900	150
Body strength	Ps(Mpa)	3.0	7.5	15	22.5	38
Set pressure	Pk(Mpa)	0.1-2	1.6-5	3.2-10	8-25	10-25
Seal pressure	Pm(Mpa)	90%Pk
Reseation pressure	Ph(Mpa)	≥90%Pk
Relieving Pressure	Pp(Mpa)	≤1.1Pk
Lift height	H(mm)	≥1/4 d0
Appropriate temp.	≤200℃
Appropriate Medium	C (WCB) P, R (SS304, SS316)			Gsa, Liquid Nitric, Acetic Acid, Gas, Liquid

Code of throat diameter

Main Dimensions

WA44C150, WA44C150P, WA44C150R
Nominal Diameter (in)	Dimensions(mm) Inlet flange 150Lb
Nominal Diameter (in)	d0	D	D1	D2	b	t	Z-Φd	DN'	D'	D1'	D2'	b'	t	Z'-Φd'	L	L1	H
1/2" x 3/4"	D	89	60.5	35	12	5	4-15	20	98	70	43	14	1.6	4-15	90	90	340
3/4" x 1"	D	98	70	43	14	5	4-15	25	108	79.5	51	15	1.6	4-15	96	92	350
1" x 11/2"	D	108	79.5	51	15	5	4-15	40	127	98.5	73	18	1.6	4-15	115	105	360
1" x 2"	D	108	79.5	51	15	5	4-15	50	152	120.5	92	18	1.6	4-19	115	105	360
11/2" x 2"	G	127	98.5	73	18	5	4-15	50	152	120.5	92	18	1.6	4-19	121	124	380
11/2" x 21/2"	G	127	98.5	73	18	5	4-15	65	178	139.5	105	20	1.6	4-19	121	124	390
11/2" x3"	G	127	98.5	73	18	5	4-15	80	190	152.5	127	22	1.6	4-19	124	130	390
2" x21/2"	H	152	120.5	92	18	5	4-19	65	178	139.5	105	20	1.6	4-19	124	130	410
2" x 3"	J	152	120.5	92	18	5	4-19	80	190	152.5	127	22	1.6	4-19	124	130	410
21/2" x 4"	J	178	139.5	105	20	5	4-19	100	229	190.5	157	24	1.6	8-19	143	137	410
3" x 4"	L	190	152.5	127	22	5	4-19	100	229	190.5	157	24	1.6	8-19	162	156	480
4" x 6"	N	229	190.5	157	24	10	8-19	150	279	241.5	216	26	1.6	8-22	210	197	560
6" x 8"	P	279	241.5	216	26	10	8-22	200	343	298.5	270	29	1.6	8-22	241	240	790
8" x10"	R	343	298.5	270	29	10	8-22	250	406	362	324	31	1.6	12-25	279	276	840
12" x14"	T	483	432	381	32	10	12-25	350	533	476	413	35	1.6	12-29	370	360	920

Remark: 150Lb for outlet flange

WA44C300, WA44C300P, WA44C300R
Nominal Diameter (in)	Dimensions(mm) Inlet flange 300Lb
Nominal Diameter (in)	d0	D	D1	D2	b	t	Z-Φd	DN'	D'	D1'	D2'	b'	t	Z'-Φd'	L	L1	H
1/2" x 3/4"	D	95	66.5	35	15	5	4-15	20	98	70	43	14	1.6	4-15	90	90	340
3/4" x 1"	D	117	82.5	43	16	5	4-19	25	108	79.5	51	15	1.6	4-15	96	92	350
1" x 11/2"	D	124	89	51	18	5	4-19	40	127	98.5	73	18	1.6	4-15	115	105	360
1" x 2"	D	124	89	51	18	5	4-19	50	152	120.5	92	18	1.6	4-19	115	105	360
11/2" x 2"	F	156	114.5	73	20	5	4-22	50	152	120.5	92	18	1.6	4-19	121	124	380
11/2" x 21/2"	F	156	114.5	73	20	5	4-22	65	178	139.5	105	20	1.6	4-19	121	124	390
11/2" x3"	F	156	114.5	73	20	5	4-22	80	190	152.5	127	22	1.6	4-19	124	130	390
2" x21/2"	H	165	127	92	22	5	8-19	65	178	139.5	105	20	1.6	4-19	124	130	410
2" x 3"	H	165	127	92	22	5	8-19	80	190	152.5	127	22	1.6	4-19	124	130	410
21/2" x 4"	J	190	149	105	24	5	8-22	100	229	190.5	157	24	1.6	8-19	143	137	410
3" x 4"	L	210	168.5	127	28	5	8-22	100	229	190.5	157	24	1.6	8-19	162	156	480
4" x 6"	N	254	200	157	32	10	8-22	150	279	241.5	216	26	1.6	8-22	210	197	560
6" x 8"	P	318	270	216	38	10	12-22	200	343	298.5	270	29	1.6	8-22	241	240	790
8" x10"	R	381	330	270	42	10	12-25	250	406	362	324	31	1.6	12-25	279	276	840

VRemark: 150Lb for outlet flange

WA44C600, WA44C600P, WA44C600R
Nominal Diameter (in)	Dimensions(mm) Inlet flange 600Lb
Nominal Diameter (in)	d0	D	D1	D2	b	t	Z-Φd	DN'	D'	D1'	D2'	b'	t	Z'-Φd'	L	L1	H
3/4" x 1"	D	118	82.5	43	16	7	4-19	25	108	79.5	51	15	1.6	4-15	96	92	360
1" x 2"	D	124	89	51	19	7	4-19	50	152	120.5	92	18	1.6	4-19	115	105	370
11/2" x 2"	F	156	114.5	73	22	7	4-22	50	152	120.5	92	18	1.6	4-19	152	124	370
11/2" x 21/2"	F	156	114.5	73	22	7	4-22	65	178	139.5	105	20	1.6	4-19	152	124	390
11/2" x3"	F	156	114.5	73	22	7	4-22	80	190	152.5	127	22	1.6	4-19	152	124	400
2" x21/2"	H	165	127	92	26	7	8-19	65	178	139.5	105	20	1.6	4-19	162	154	400
2" x 3"	H	165	127	92	26	7	8-19	80	190	152.5	127	22	1.6	4-19	162	154	420
21/2" x 4"	K	190	149	100	29	7	8-22	100	229	190.5	157	24	1.6	8-19	143	165	420
3" x 4"	K	210	168	127	32	10	8-22	100	229	190.5	157	24	1.6	8-19	162	155	480
4" x 6"	N	273	216	157	38	10	8-25	150	279	241.5	216	26	1.6	8-22	210	200	560
6" x 8"	P	356	292	216	46	10	12-29	200	343	298.5	270	29	1.6	8-22	241	240	790

Remark: 150Lb for outlet flange

WA44C900, WA44C900P, WA44C900R
Nominal Diameter (in)	Dimensions(mm) Inlet flange 900Lb
Nominal Diameter (in)	d0	D	D1	D2	b	t	Z-Φd	DN'	D'	D1'	D2'	b'	t	Z'-Φd'	L	L1	H
11/2" x 2"	F	178	123.8	73	32	10	4-29	50	152	120.5	92	18	1.6	4-19	165	124	380
2" x 3"	H	216	165.1	92	38	10	8-26	80	190	152.5	127	22	1.6	4-19	162	154	420
3" x 4"	J	241	190.5	127	38	10	8-26	100	229	190.5	157	24	1.6	8-19	181	184	480
4" x 6"	K	292	234.9	157	44	12	8-32	150	279	241.5	216	26	1.6	8-22	222	197	560

Remark: 150Lb for outlet flange

Materials for main parts

NO	Name of part	Materials WA44Y-C	Materials WA44Y-P	Materials WA44Y-R
1	Body	WCB	304	316
2	Nozzle	2Cr13/ 304	304	316
3	Adjusting Ring	2Cr13/ 304	304	316
4	Disc	2Cr13/ 304	304	316
5	Guide sleeve	2Cr13/ 304	304	316
6	Bonnet	ZG230-450	ZG230-450	ZG230-450
7	Spring	50CrVA	50CrVA coated teflon	50CrVA coated teflon
8	Stem	2Cr13	304	316
9	Adjusting bolt	45	2Cr13	2Cr13
10	Cap	ZG200-400	ZG200-400	ZG200-400
11	Bellows	304	316	316
Sealing surface of material "H" depositing D507, "Y" depositing stellite

Essential:

Valves are delivered at a set pressure, therefore when ordering

Please confirm set pressure, medium and temperature

Safety accessory and Safety protection device

Manufacture License of Special Equipment, People's republic of China

WA44C

Vented bonnet with packed lever