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Technical Data

Full Lift Safety Valves

Pressure	Class	150	300	600	900	1500
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	8~15	10~25
Seal pressure	Pm	90Pk
Reseating pressure	Ph	=90Pk
Relieving pressure	Pp	=1.1Pk
Lift	H (mm)	=1/4 do
Appropriate temperature		C	=300°C
Appropriate temperature		P,R	=200°C
Appropriate medium		Water, Oil, Air, Steam,Corrosive medium

Dimensions (mm)

A42C150, A42C150P, A42C150R
Normal Diameter DN (in)	Dimension(mm)
Normal Diameter DN (in)	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	260
3/4" ×1"	D	98	70	43	14	10	4-15	25	108	79.5	51	15	1.6	4-15	96	92	280
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	290
1" ×2"	D	108	79.5	51	15	7	4-15	50	152	120.5	92	18	1.6	4-19	115	105	290
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	320
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	340
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	340
2" ×2 1/2"	J	152	120.5	92	18	6	4-19	65	178	139.5	105	20	1.6	4-19	124	130	360
2" ×3"	J	152	120.5	92	18	6	4-19	80	190	152.5	127	22	1.6	4-19	124	130	360
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	360
3" ×4"	L	190	152.5	127	22	10	4-19	100	229	190.5	157	24	1.6	8-19	162	156	450
4" ×6"	N	229	190.5	157	24	12	8-19	150	279	241.5	216	26	1.6	8-22	229	181	510
6" ×8"	P	279	241.5	216	26	10	8-22	200	343	298.5	270	29	1.6	8-22	241	240	740
8" ×10"	R	343	298.5	270	29	10	8-22	250	406	362	324	31	1.6	12-25	279	276	810
12" ×14"	T	483	432	381	32	10	12-25	350	533	476	413	35	1.6	12-28	370	360	860

A42C300, HA42C300P, A42C300R
Normal Diameter DN (in)	Dimension(mm)
Normal Diameter DN (in)	do	D	D1	D2	b	t	z-¢d	DN'	D'	D1'	D2'	b'	t'	z-¢d'	L	L1	H
1/2"×3/4"	D	95	66.5	35	15	6	4-15	20	98	70	43	14	1.6	4-15	90	90	260
3/4" ×1"	D	117	82.5	43	16	10	4-19	25	108	79.5	51	15	1.6	4-15	96	92	280
1" ×1 1/2"	D	124	90	51	18	7	4-19	40	127	98.5	73	18	1.6	4-15	115	105	290
1" ×2"	D	124	90	51	18	6	4-19	50	152	120.5	92	18	1.6	4-19	115	105	290
1 1/2" ×2"	G	156	114.5	73	20	6	4-22	50	152	120.5	92	18	1.6	4-19	121	124	320
1 1/2" ×2 1/2"	G	156	114.5	73	20	9	4-22	65	178	139.5	105	20	1.6	4-19	121	124	340
1 1/2" ×3"	G	156	114.5	73	20	6	4-22	80	190	152.5	127	22	1.6	4-19	124	130	340
2" ×2 1/2"	H	165	127	92	22	6	8-19	65	178	139.5	105	20	1.6	4-19	124	130	360
2" ×3"	J	165	127	92	22	6	8-19	80	190	152.5	127	22	1.6	4-19	124	130	360
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	360
3" ×4"	L	210	168	127	28	10	8-22	100	229	190.5	157	24	1.6	8-19	162	156	450
4" ×6"	N	254	200	157	32	12	8-22	150	279	241.5	216	26	1.6	8-22	229	181	510
6" ×8"	P	318	270	216	38	10	12-22	200	343	298.5	270	29	1.6	8-22	241	240	740
8" ×10"	R	381	330	270	42	10	12-25	250	406	362	324	31	1.6	12-25	279	276	810

A42C600, A42C600P, A42C600R
Normal Diameter DN (in)	Dimension(mm)
Normal Diameter DN (in)	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	290
1" ×2"	D	124	90	51	19	6	4-19	50	152	120.5	92	18	1.6	4-19	115	105	290
1 1/2' ×2"	D	156	114.5	73	22	10	4-22	50	152	120.5	92	18	1.6	4-19	152	124	340
1 1/2" ×2 1/2"	D	156	114.5	73	22	11	4-22	65	178	139.5	105	20	1.6	4-19	152	124	350
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	350
2" ×2 1/2"	F	165	127	92	26	6	8-19	65	178	139.5	105	20	1.6	4-19	162	154	380
2" ×3"	F	165	127	92	26	6	8-19	80	190	152.5	127	22	1.6	4-19	162	154	380
2 1/2" ×4"	H	190	149.5	105	29	7	8-22	100	229	190.5	157	24	1.6	8-19	143	165	380
3" ×4"	L	210	168	127	32	10	8-22	100	229	190.5	157	24	1.6	8-19	162	155	460
4" ×6"	N	273	215.9	157	38	12	8-25	150	279	241.5	216	26	1.6	8-22	210	200	520
6" ×8"	P	356	292	216	46	10	12-28	200	343	298.5	270	29	1.6	8-22	241	240	750

WA42C900, A42C900P, A42C900R
Normal Demeter DN (in)	Dimension(mm)
Normal Demeter DN (in)	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	360
2" ×3"	H	216	165.1	92	38	10	8-25	80	190	152.5	127	22	1.6	4-19	162	154	390
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	540

WA42C1500, A42C1500P, A42C1500R
Normal Demeter DN (in)	Dimension(mm)
Normal Demeter DN (in)	do	D	D1	D2	b	t	z-¢d	DN'	D'	D1'	D2'	b'	t'	z-¢d'	L	L1	H
3/4" ×1"	D	130	89	43	20	10	4-22	25	124	90	51	18	1.6	4-19	120	136	310
1 1/2" ×2"	D	178	124	73	26	12	4-28	50	165	127	95	22	1.6	8-29	140	105	360
1 1/2" ×2 1/2"	F	178	124	73	26	12	4-28	65	190	149.5	105	24	1.6	8-22	152	124	360
2" ×3"	G	216	165	92	32	15	8-25	80	210	168	127	28	1.6	8-22	162	154	380
3" ×4"	J	267	206.2	127	42	14	8-32	100	254	200	157	32	1.6	8-22	181	184	490

Supplier: Saitai Valve, China
Manufacturer: Shop in Shanghai Qingpu Industrial Park

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