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Safety Valve Series

• Safety Relief Valve
• Pressure Relief Valve
• Balanced Safety Relief Valve
• Pilot Operated Safety Relief Valve
• Steam Safety Relief Valve

Product drawing»

Structural drawing»

Thermal Power Station Used Non-standard Safety Valve

product drawing

Performance parameters and connection dimensions

\ type	nominal pressure (Mpa)	Nominal diameter (mm)	flow diameter (mm)	connection dimensions (diameter X pressure class)		face to face dimension		body material	appliable scope		remarks
				inlet	outlet	L(mm)	L1 (mm)		medium	temper ature℃
LDA- 22B16R1	1.6	15	10	15×1.6	——	0	0	Cr18Ni12Mo2Ti	nitrogen	≤300
LDA- 41B64C1	6.4	32	25	32×6.4	40×40	115	100	ZG230-450	gas	≤300
LDA- 41bB64C1	6.4	32	25	32×6.4	40×40	115	100	ZG230-450	gas	≤300
SA48TH- 160	16.0	32	20	32×16	50×4.0	150	150	ZG230-450	steam	≤350
LDA- 42SB16I1	1.6	40	25	40×1.6	65×1.6	150	115	ZG20CrMo	gas	≤500
LDA- 68SB160/ 550V1	——	50	40	——	100× 10.0	240	230	ZG15Cr1Mo1V	steam	≤550
LDWA- 41B25P1	2.5	50	40	50×2.5	65×2.5	135	120	ZG1Cr18Ni9Ti	gas,liquid	≤200
SA48SH-40	4.0	50	32	50×4.0	80×1.6	124	137	ZG230-450	steam	≤450
LDA- 42SB40C1	4.0	50	32	50×4.0	80×1.6	124	137	ZG230-450	gas	≤450
LDWA- 42SB64C1	6.4	50	20	50×6.4	65×4.0	150	125	ZG230-450	gas	≤400
LDWA- 42SB64C2	6.4	50	25	50×6.4	65×4.0	150	125	ZG230-450	gas	≤200
SA48TH- 100	10.0	50	32	50×10.0	80×4.0	160	145	ZG230-450	steam	≤300
SA48SH- 100	10.0	50	32	50×10.0	80×4.0	160	145	ZG230-450	steam	≤450
LDA- 42SB100C1	10.0	50	32	50×10.0	80×4.0	160	145	ZG230-450	gas	≤450
SRA48TH- 100	10.0	50	32	50×10.0	80×4.0	160	145	ZG230-450	steam	≤370
LDA- 68E210/ 550V1	——	65	46	——	100× 10.0	240	280	ZG15Cr1Mo1V	steam	≤550
LDA- 68SB160/ 440C1	——	65	52	——	150×4.0	260	280	ZG230-450	steam	≤400
LDA- 68E210/ 400C1	——	80	58	——	150×6.4	190	305	WCB	saturated steam	≤400
LDA- 68E210/ 550V1	——	80	58	——	150×6.4	190	305	ZG15Cr1Mo1V	super heated steam	≤550
LDA- 68E210/ 550V2	——	80	60	——	150×4.0	190	305	ZG15Cr1Mo1V	steam	≤550
SA48Y-64	6.4	80	50	80×6.4	100×4.0	175	160	ZG230-450	steam	≤370
LDA- 42SB64C1	6.4	80	50	80×6.4	100×4.0	175	165	ZG230-450	steam	≤400
LDA- 48TB64C1	6.4	80	50	80×6.4	100×4.0	175	165	ZG230-450	steam	≤350
LDA- 48SB64C1	6.4	80	50	80×6.4	100×4.0	175	165	ZG230-450	steam	≤450
LDA- 48SB100C1	10.0	80	50	80×10	150×4.0	230	215	ZG230-450	steam	≤450
LDA- 48SB160C1	16.0	80	40	80×16	150×4.0	215	210	ZG230-450	steam	≤450
LDA- 48SB160V1	16.0	80	40	80×16	150×4.0	215	210	ZG15Cr1Mo1V	steam	≤500
LDA- 68E160/ 550V1	——	100	70	——	250×4.0	320	340	ZG15Cr1Mo1V	steam	≤550
LDA- 42SB16I1	1.6	100	65	100×1.6	150×1.6	210	180	ZG20CrMo	gas	≤510
LDA- 42B40P1	4.0	100	72	100×4.0	125×1.6	205	185	ZG1Cr18Ni9Ti	gas	≤300
LDA- 42SB40C1	4.0	100	65	100×4.0	125×1.6	205	160	ZG230-450	gas	≤450
LDA- 48B40C1	4.0	100	72	100×4.0	125×1.6	205	185	ZG230-450	steam	≤350
LDA- 48SB40C1	4.0	100	66	100×4.0	125×1.6	205	160	ZG230-450	steam	≤450
SA48Y-64	6.4	100	65	100×6.4	125×4.0	195	195	ZG230-450	steam	≤370
LDA- 42SB100C1	10.0	100	72	100×10.0	150×4.0	255	225	ZG230-450	gas	≤450
LDA- 48SB100C1	10.0	100	60	100×10.0	150×4.0	255	225	ZG230-450	steam	≤450
LDA- 48SB100C2	10.0	100	55	100×10.0	150×4.0	255	225	ZG230-450	steam	≤450
LDA- 68SB100V1	10.0	100	80	100×10.0	150×4.0	260	325	ZG15Cr1Mo1V	steam	≤550
LDA- 68SB100V2	10.0	100	85	100×10.0	150×4.0	260	325	ZG15Cr1Mo1V	steam	≤550
LDA- 48B16C1	1.6	150	110	150×1.6	175×1.6	255	230	ZG230-450	steam	≤350
LDA- 42SB40C1	4.0	150	95	150×4.0	200×1.6	265	240	ZG230-450	gas	≤450
SA48SH-100	10.0	150	80	150×10.0	200×4.0	280	280	ZG230-450	steam	≤450
LDA- 48SB100C1	10.0	150	90	150×10.0	200×4.0	280	280	ZG230-450	steam	≤450
LDA- 48SB100C2	10.0	150	100	150×10.0	200×4.0	280	280	ZG230-450	steam	≤450
LDA- 68SB100V2	10.0	150	100	150×10.0	200×4.0	280	280	ZG15Cr1Mo1V	steam	≤550
LDA- 68SB100C1	10.0	150	115	——	250×4.0	305	385	WCB	steam	≤450
LDA- 68SB100C2	10.0	150	110	——	250×4.0	305	385	WCB	steam	≤450
LDA- 68SB100C3	10.0	150	120	——	250×4.0	305	385	WCB	steam	≤450
LDA- 68SB100V1	10.0	150	115	——	250×4.0	305	385	ZG15Cr1Mo1V	steam	≤550
LDA- 68SB100V2	10.0	150	100	——	250×4.0	305	385	ZG15Cr1Mo1V	steam	≤550
LDA- 42B16C2	1.6	200	150	200×1.6	250×1.6	290	310	ZG230-450	gas	≤300
LDA- 42B16C3	1.6	200	125	200×1.6	250×1.6	290	310	ZG230-450	gas	≤300
LDA- 42SB16C1	1.6	200	150	200×1.6	250×1.6	290	310	ZG230-450	gas	≤450
LDA- 48B16C1	1.6	200	110	200×1.6	250×1.6	290	310	ZG230-450	steam	≤350
LDA- 48B16C2	1.6	200	150	200×1.6	250×1.6	290	310	ZG230-450	steam	≤350
LDA- 48SB16C1	1.6	200	150	200×1.6	250×1.6	290	310	ZG230-450	steam	≤450
LDA- 48SB40C1	4.0	200	150	200×4.0	250×1.6	290	310	ZG230-450	gas	≤450
LDA- 48B40C1	4.0	200	180	250×4.0	350×2.5	300	350	ZG230-450	steam	≤350

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