Check valve / Product 2554

Bolted-cover swing check valve Class 300

Name: Bolted-cover swing check valve Class 300
Brand: ZGV
SKU: 2554

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Product ID2554

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Catalogue configuration

Selection and installation

Bolted-cover swing check valve Class 300. Manufacturer quotation from ZGV. Share quantity and operating conditions. Product 2554.

What distinguishes this product?

Bolted-cover swing check valve Class 300. Provide the flow direction, installation orientation, operating flow range and allowable pressure drop. Compare the stated swing, lift or disc construction before selecting a check valve.

What information is needed for a quotation?

ZGV is an industrial valve manufacturer for B2B project enquiries. Send the product ID, quantity, fluid, size, operating and design pressure and temperature, body and seat materials, connection and actuation. Include project standards and inspection documents for confirmation.

Confirm pressure-temperature limits and the final configuration with ZGV.

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Structure and product views for Bolted Bonnet Swivel Check Valve CLass300

Dimensions & weights

Class 300 · Dimensions and weights

Class	NPS	DN (mm)	L-L₁ RF/BW (in)	L-L₁ RF/BW (mm)	L₂ RTJ (in)	L₂ RTJ (mm)	H open (in)	H open (mm)	Weight RF (kg)	Weight BW (kg)
Class300	1-1/2	40	9.5	241	10	254	7.4	188	31	28
Class300	2	50	10.5	267	11.12	283	7.75	197	35	32
Class300	2-1/2	65	11.5	292	12.12	308	8	203	37	35
Class300	3	80	12.5	318	13.15	334	8.75	222	60	50
Class300	4	100	14	356	14.62	372	10.88	276	82	65
Class300	5	125	15.75	400	16.37	416	11.63	295	110	70
Class300	6	150	17.5	444	18.12	460	13.25	337	155	128
Class300	8	200	21	533	21.62	549	16.25	413	268	230
Class300	10	250	24.5	622	25.12	638	18.25	464	380	270
Class300	12	300	28	711	28.62	727	22.13	562	495	460
Class300	14	350	33	838	33.62	854	23.5	597	710	555
Class300	16	400	34	864	34.62	880	25.38	645	950	800
Class300	18	450	38.5	978	39.12	994	29.88	759	1200	970
Class300	20	500	40	1016	40.75	1035	33.63	854	1350	1070
Class300	24	600	53	1346	53.88	1368	37	940	2200	1780
Class300	30	750	62.75	1594	63.75	1619	50	1270	3400	2950
Class300	36	900	82	2083	63.11	2111	60.63	1540	5000	4300

Part materials

Major part materials

No.	Part	Material
1	Body	ASTM A216 Gr.WCB
2	Seat ring	ASTM A105+13Cr
3	Disc	ASTM A216 Gr.WCB+13Cr
4	Hinge	ASTM A216 Gr.WCB
5	Hinge pin	ASTM A276 410
6	Cover bolt	ASTM A193 Gr.B7
7	Cover nut	ASTM A194 Gr.2H
8	Gasket	304 S.S. Jacketed Graphite
9	Cover	ASTM A216 Gr.WCB
10	Eye bolt	C.S.
11	Nut	304 S.S.
12	Washer	ASTM A276 410

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Bolted-cover swing check valve Class 300

Selection and installation

Product structure and views.

Technical data tables.

Class 300 · Dimensions and weights

Major part materials