Check Valves

Cast Iron Swing Check Valve

Supreme Valves India manufactures premium quality Cast Iron Swing Check Valve for industrial applications including Oil & Gas, Petrochemical, Power, Water Treatment, and Marine. Our valves are manufactured to international standards (API, ASME, BS, IS, DIN, EN) and are export-ready for KSA, UAE, Qatar, Oman, Kuwait, Bahrain, Egypt, Nigeria, Kenya, UK, and USA.

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Product Overview

For complete technical specifications including materials of construction, pressure ratings, dimensions, testing requirements, and applicable standards, please download the technical datasheet. For project-specific requirements, custom materials, or deviation forms, contact our engineering team.

Applications

Oil & Gas Petrochemical Power Generation Water Treatment Marine & Offshore HVAC Fire Protection General Industrial

Standards & Certifications

API 600 API 623 API 594 API 608 ASME B16.34 ASME B16.5 ISO 9001 EN 10204 3.1

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Our engineering team can prepare project-specific enquiries for any valve type, material, or application. Send us your technical requirements and we'll respond within 24 hours.

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Dimension Tables

Class	INCH	MM	PORT	A (FE)	A(BW)	B	Ø C	Ø D	R.F.	Ø M	N	PCD
150	1"	25	25.4	127.0	127.0	11.2	51	108.0	1.5	15.9	4	79.2
150	1.1/2"	40	38.1	165.0	165.0	14.2	73	127.0	1.5	15.9	4	98.6
150	2"	50	50.8	203.0	203.0	15.7	92	152.0	1.5	19.1	4	120.6
150	2.1/2"	65	63.5	216.0	216.0	17.2	105	178.0	1.5	19.1	4	139.7
150	3"	80	76.2	241.0	241.0	19.0	127	190.5	1.5	19.1	4	152.4
150	4"	100	101.6	292.0	292.0	23.9	157	229.0	1.5	19.1	8	190.5
150	5"	125	127.0	356.0	356.0	24.0	186	254.0	1.5	22.2	8	215.9
150	6"	150	152.4	406.0	406.0	25.4	216	279.0	1.5	22.2	8	241.3
150	8"	200	203.2	495.0	495.0	28.4	270	343.0	1.5	22.2	8	298.4
150	10"	250	254.0	622.0	622.0	29.9	324	406.0	1.5	25.4	12	362.0
150	12"	300	304.8	698.0	698.0	31.7	381	483.0	1.5	25.4	12	431.8
150	14"	350	336.6	787.0	787.0	34.8	413	533.0	1.5	28.6	12	476.2
150	16"	400	387.4	914.0	914.0	36.6	470	597.0	1.5	28.6	16	539.8
150	18"	450	438.2	978.0	978.0	39.6	533	635.0	1.5	31.8	16	577.8
150	20"	500	489.0	978.0	978.0	42.6	584	693.0	1.5	31.8	20	635.0
150	24"	600	590.6	1295.0	1295.0	47.5	692	813.0	1.5	34.9	20	749.3
300	1"	25	25.4	203.0	203.0	17.2	51	124.0	1.5	19.1	4	88.9
300	1.1/2"	40	38.1	229.0	229.0	20.5	73	155.0	1.5	22.2	4	114.3
300	2"	50	50.8	267.0	267.0	22.1	92	165.0	1.5	19.1	8	127.0
300	2.1/2"	65	63.5	292.0	292.0	25.4	105	190.0	1.5	22.2	8	149.4
300	3"	80	76.2	317.5	317.5	28.4	127	210.0	1.5	22.2	8	168.1
300	4"	100	101.6	356.0	356.0	31.7	157	254.0	1.5	22.2	8	200.2
300	5"	125	127.0	400.0	400.0	34.8	186	279.0	1.5	22.2	8	235.0
300	6"	150	152.4	445.0	445.0	36.6	216	318.0	1.5	22.2	12	269.7
300	8"	200	203.2	559.0	559.0	41.1	270	381.0	1.5	25.4	12	330.2
300	10"	250	254.0	622.0	622.0	47.5	324	444.0	1.5	28.6	16	387.4
300	12"	300	304.8	711.0	711.0	50.8	381	521.0	1.5	31.8	16	450.8
300	14"	350	336.6	838.0	838.0	53.8	413	584.0	1.5	31.8	20	514.4
300	16"	400	387.4	863.0	863.0	57.1	470	648.0	1.5	34.9	20	571.5
300	18"	450	431.8	978.0	978.0	60.2	533	711.0	1.5	34.9	24	628.6
300	20"	500	482.6	1016.0	1016.0	63.5	584	775.0	1.5	34.9	24	685.8
300	24"	600	584.2	1346.0	1346.0	69.8	692	914.0	1.5	41.3	24	812.8
600	1"	25	25.4	216.0	216.0	23.9	51	124.0	6.4	19.1	4	88.9
600	1.1/2"	40	38.1	241.0	241.0	28.8	73	155.0	6.4	22.2	4	114.3
600	2"	50	50.8	292.0	292.0	31.8	92	165.0	6.4	19.1	8	127.0
600	2.1/2"	65	63.5	330.0	330.0	34.8	105	190.0	6.4	22.2	8	149.4
600	3"	80	76.2	355.0	355.0	38.2	127	210.0	6.4	22.2	8	168.1
600	4"	100	101.6	432.0	432.0	44.5	157	273.0	6.4	25.4	8	215.9
600	5"	125	127.0	508.0	508.0	50.8	186	330.0	6.4	28.6	8	266.7
600	6"	150	152.4	559.0	559.0	54.2	216	356.0	6.4	28.6	12	292.1
600	8"	200	199.9	660.0	660.0	62.0	270	419.0	6.4	31.8	12	349.2
600	10"	250	247.7	787.0	787.0	69.9	324	508.0	6.4	34.9	16	431.8
600	12"	300	298.5	838.0	838.0	72.9	381	559.0	6.4	34.9	20	489.0
900	1"	25	22.1	254.0	254.0	35.0	51	149.0	6.4	25.4	4	101.6
900	1.1/2"	40	34.8	305.0	305.0	38.0	73	178.0	6.4	25.4	4	124.0
900	2"	50	47.5	368.0	368.0	44.5	92	216.0	6.4	25.4	8	165.1
900	2.1/2"	65	57.2	419.0	419.0	47.5	105	244.0	6.4	28.6	8	190.5
900	3"	80	72.9	381.0	381.0	44.5	127	241.0	6.4	25.4	8	190.5
900	4"	100	98.3	457.0	457.0	50.9	157	292.0	6.4	31.8	8	235.0
900	5"	125	120.7	559.0	559.0	57.2	186	349.0	6.4	34.9	8	279.4
900	6"	150	146.1	610.0	610.0	62.0	216	381.0	6.4	31.8	12	317.5
900	8"	200	190.5	736.6	736.6	69.9	270	470.0	6.4	38.1	12	393.7
900	10"	250	238.0	838.0	838.0	76.2	324	546.0	6.4	38.1	16	469.9
900	12"	300	282.4	965.0	965.0	85.6	381	610.0	6.4	38.1	20	533.5
1500	1"	25	22.1	254.0	254.0	34.8	51	149.0	6.4	25.4	4	101.6
1500	1.1/2"	40	34.8	305.0	305.0	38.2	73	178.0	6.4	28.6	4	124.0
1500	2"	50	47.5	368.0	368.0	44.5	92	216.0	6.4	25.4	8	165.1
1500	2.1/2"	65	57.2	419.0	419.0	47.5	105	244.0	6.4	28.6	8	190.5
1500	3"	80	69.9	470.0	470.0	54.2	127	267.0	6.4	31.8	8	203.2
1500	4"	100	91.9	546.0	546.0	60.2	157	311.0	6.4	34.9	8	241.3
1500	5"	125	111.0	673.0	673.0	79.6	186	375.0	6.4	41.3	8	292.1
1500	6"	150	136.4	705.0	705.0	89.0	216	394.0	6.4	38.1	12	317.5
1500	8"	200	177.8	832.0	832.0	98.3	270	483.0	6.4	44.5	12	393.7
1500	10"	250	222.3	991.0	991.0	114.4	324	584.0	6.4	50.8	12	482.6
1500	12"	300	263.4	1130.0	1130.0	130.4	381	673.0	6.4	54.0	16	571.5
2500	1"	25	19.1	308.0	308.0	41.5	51	159.0	6.4	25.4	4	108.0
2500	1.1/2"	40	28.4	384.0	384.0	50.8	73	203.0	6.4	31.8	4	146.0
2500	2"	50	38.1	451.0	451.0	57.2	92	235.0	6.4	28.6	8	171.4
2500	2.1/2"	65	47.5	508.0	508.0	63.6	105	267.0	6.4	31.8	8	196.8
2500	3"	80	57.2	578.0	578.0	72.9	127	305.0	6.4	34.9	8	228.6
2500	4"	100	72.9	673.0	673.0	82.6	157	356.0	6.4	41.3	8	273.0
2500	5"	125	91.9	794.0	794.0	98.3	186	419.0	6.4	47.6	8	323.8
2500	6"	150	111.0	914.0	914.0	114.4	216	483.0	6.4	54.0	8	368.3
2500	8"	200	146.1	1022.0	1022.0	133.4	270	552.0	6.4	54.0	12	438.2
2500	10"	250	184.2	1270.0	1270.0	171.5	324	673.0	6.4	66.7	12	539.8
2500	12"	300	218.9	1422.0	1422.0	190.6	381	762.0	6.4	73.0	12	619.3

Dimension Tables

Class	INCH	MM	PORT	A (FE)	A(BW)	B	Ø C	Ø D	R.F.	Ø M	N	PCD
150	1"	25	25.4	127.0	127.0	11.2	51	108.0	1.5	15.9	4	79.2
150	1.1/2"	40	38.1	165.0	165.0	14.2	73	127.0	1.5	15.9	4	98.6
150	2"	50	50.8	203.0	203.0	15.7	92	152.0	1.5	19.1	4	120.6
150	2.1/2"	65	63.5	216.0	216.0	17.2	105	178.0	1.5	19.1	4	139.7
150	3"	80	76.2	241.0	241.0	19.0	127	190.5	1.5	19.1	4	152.4
150	4"	100	101.6	292.0	292.0	23.9	157	229.0	1.5	19.1	8	190.5
150	5"	125	127.0	356.0	356.0	24.0	186	254.0	1.5	22.2	8	215.9
150	6"	150	152.4	406.0	406.0	25.4	216	279.0	1.5	22.2	8	241.3
150	8"	200	203.2	495.0	495.0	28.4	270	343.0	1.5	22.2	8	298.4
150	10"	250	254.0	622.0	622.0	29.9	324	406.0	1.5	25.4	12	362.0
150	12"	300	304.8	698.0	698.0	31.7	381	483.0	1.5	25.4	12	431.8
150	14"	350	336.6	787.0	787.0	34.8	413	533.0	1.5	28.6	12	476.2
150	16"	400	387.4	914.0	914.0	36.6	470	597.0	1.5	28.6	16	539.8
150	18"	450	438.2	978.0	978.0	39.6	533	635.0	1.5	31.8	16	577.8
150	20"	500	489.0	978.0	978.0	42.6	584	693.0	1.5	31.8	20	635.0
150	24"	600	590.6	1295.0	1295.0	47.5	692	813.0	1.5	34.9	20	749.3
300	1"	25	25.4	203.0	203.0	17.2	51	124.0	1.5	19.1	4	88.9
300	1.1/2"	40	38.1	229.0	229.0	20.5	73	155.0	1.5	22.2	4	114.3
300	2"	50	50.8	267.0	267.0	22.1	92	165.0	1.5	19.1	8	127.0
300	2.1/2"	65	63.5	292.0	292.0	25.4	105	190.0	1.5	22.2	8	149.4
300	3"	80	76.2	317.5	317.5	28.4	127	210.0	1.5	22.2	8	168.1
300	4"	100	101.6	356.0	356.0	31.7	157	254.0	1.5	22.2	8	200.2
300	5"	125	127.0	400.0	400.0	34.8	186	279.0	1.5	22.2	8	235.0
300	6"	150	152.4	445.0	445.0	36.6	216	318.0	1.5	22.2	12	269.7
300	8"	200	203.2	559.0	559.0	41.1	270	381.0	1.5	25.4	12	330.2
300	10"	250	254.0	622.0	622.0	47.5	324	444.0	1.5	28.6	16	387.4
300	12"	300	304.8	711.0	711.0	50.8	381	521.0	1.5	31.8	16	450.8
300	14"	350	336.6	838.0	838.0	53.8	413	584.0	1.5	31.8	20	514.4
300	16"	400	387.4	863.0	863.0	57.1	470	648.0	1.5	34.9	20	571.5
300	18"	450	431.8	978.0	978.0	60.2	533	711.0	1.5	34.9	24	628.6
300	20"	500	482.6	1016.0	1016.0	63.5	584	775.0	1.5	34.9	24	685.8
300	24"	600	584.2	1346.0	1346.0	69.8	692	914.0	1.5	41.3	24	812.8
600	1"	25	25.4	216.0	216.0	23.9	51	124.0	6.4	19.1	4	88.9
600	1.1/2"	40	38.1	241.0	241.0	28.8	73	155.0	6.4	22.2	4	114.3
600	2"	50	50.8	292.0	292.0	31.8	92	165.0	6.4	19.1	8	127.0
600	2.1/2"	65	63.5	330.0	330.0	34.8	105	190.0	6.4	22.2	8	149.4
600	3"	80	76.2	355.0	355.0	38.2	127	210.0	6.4	22.2	8	168.1
600	4"	100	101.6	432.0	432.0	44.5	157	273.0	6.4	25.4	8	215.9
600	5"	125	127.0	508.0	508.0	50.8	186	330.0	6.4	28.6	8	266.7
600	6"	150	152.4	559.0	559.0	54.2	216	356.0	6.4	28.6	12	292.1
600	8"	200	199.9	660.0	660.0	62.0	270	419.0	6.4	31.8	12	349.2
600	10"	250	247.7	787.0	787.0	69.9	324	508.0	6.4	34.9	16	431.8
600	12"	300	298.5	838.0	838.0	72.9	381	559.0	6.4	34.9	20	489.0
900	1"	25	22.1	254.0	254.0	35.0	51	149.0	6.4	25.4	4	101.6
900	1.1/2"	40	34.8	305.0	305.0	38.0	73	178.0	6.4	25.4	4	124.0
900	2"	50	47.5	368.0	368.0	44.5	92	216.0	6.4	25.4	8	165.1
900	2.1/2"	65	57.2	419.0	419.0	47.5	105	244.0	6.4	28.6	8	190.5
900	3"	80	72.9	381.0	381.0	44.5	127	241.0	6.4	25.4	8	190.5
900	4"	100	98.3	457.0	457.0	50.9	157	292.0	6.4	31.8	8	235.0
900	5"	125	120.7	559.0	559.0	57.2	186	349.0	6.4	34.9	8	279.4
900	6"	150	146.1	610.0	610.0	62.0	216	381.0	6.4	31.8	12	317.5
900	8"	200	190.5	736.6	736.6	69.9	270	470.0	6.4	38.1	12	393.7
900	10"	250	238.0	838.0	838.0	76.2	324	546.0	6.4	38.1	16	469.9
900	12"	300	282.4	965.0	965.0	85.6	381	610.0	6.4	38.1	20	533.5
1500	1"	25	22.1	254.0	254.0	34.8	51	149.0	6.4	25.4	4	101.6
1500	1.1/2"	40	34.8	305.0	305.0	38.2	73	178.0	6.4	28.6	4	124.0
1500	2"	50	47.5	368.0	368.0	44.5	92	216.0	6.4	25.4	8	165.1
1500	2.1/2"	65	57.2	419.0	419.0	47.5	105	244.0	6.4	28.6	8	190.5
1500	3"	80	69.9	470.0	470.0	54.2	127	267.0	6.4	31.8	8	203.2
1500	4"	100	91.9	546.0	546.0	60.2	157	311.0	6.4	34.9	8	241.3
1500	5"	125	111.0	673.0	673.0	79.6	186	375.0	6.4	41.3	8	292.1
1500	6"	150	136.4	705.0	705.0	89.0	216	394.0	6.4	38.1	12	317.5
1500	8"	200	177.8	832.0	832.0	98.3	270	483.0	6.4	44.5	12	393.7
1500	10"	250	222.3	991.0	991.0	114.4	324	584.0	6.4	50.8	12	482.6
1500	12"	300	263.4	1130.0	1130.0	130.4	381	673.0	6.4	54.0	16	571.5
2500	1"	25	19.1	308.0	308.0	41.5	51	159.0	6.4	25.4	4	108.0
2500	1.1/2"	40	28.4	384.0	384.0	50.8	73	203.0	6.4	31.8	4	146.0
2500	2"	50	38.1	451.0	451.0	57.2	92	235.0	6.4	28.6	8	171.4
2500	2.1/2"	65	47.5	508.0	508.0	63.6	105	267.0	6.4	31.8	8	196.8
2500	3"	80	57.2	578.0	578.0	72.9	127	305.0	6.4	34.9	8	228.6
2500	4"	100	72.9	673.0	673.0	82.6	157	356.0	6.4	41.3	8	273.0
2500	5"	125	91.9	794.0	794.0	98.3	186	419.0	6.4	47.6	8	323.8
2500	6"	150	111.0	914.0	914.0	114.4	216	483.0	6.4	54.0	8	368.3
2500	8"	200	146.1	1022.0	1022.0	133.4	270	552.0	6.4	54.0	12	438.2
2500	10"	250	184.2	1270.0	1270.0	171.5	324	673.0	6.4	66.7	12	539.8
2500	12"	300	218.9	1422.0	1422.0	190.6	381	762.0	6.4	73.0	12	619.3