Product Details

Marine Bronze Check Valve GB/T589-93:

Product Description

Marine Check Valve also can be called marine non-return valve.

Design Standard: GB/T598-93

Test Standard: GB600

Flange size as per GB569 or GB2501

ominal Pressure(Mpa)	Nominal Diameter(mm)	Applicalbel Medium
0.6	15~125	sea water, fresh water, lubrication oil, fuel oil, steam not over 250°C
1.0	65~125
1.6	65~125
2.5	15~100

Main Material:

Body-Bronze(ZCuSn5Pb5Zn5)

Bonnet-Bronze(ZCuSn5Pb5Zn5)

Disc-Bronze(ZCuSn5Pb5Zn5)

Seat-Bronze(ZCuAl9Mn2)

Main Size List(mm):

Type A:

PN (MPa)	DN (mm)	Structure Dimension		Thickness δ	Flange					Bolt		Lift Range m	Weight
		Structure Dimension												L	H≈
		D	D1											L	H≈	D2	d0	b	n	Th	kgs
		1.0	65		290	123	6	155	123	104	15		14	6	M14	19	12.2
80	310		139	6	170	138	118	15	14	8	M14	23	16.4
100	350		160	6	190	158	138	15	14	8	M14	28	24.6
125	400		185	7	215	183	164	15	14	10	M14	35	37
1.6	125	400	197	7	225	187	168	17	17	10	M16	35	45.8
2.5	20	150	79	5	95	68	48	13	12	4	M12	6	3.6
	25	160	80	5	105	73	56	13	13	4	M12	7	4.3
	32	180	85	5	115	83	64	15	13	6	M14	9	5.0
	40	200	88	5	125	93	74	15	14	6	M14	12	6.3
	50	230	109	6	135	103	84	15	14	6	M14	15	8.6
	65	290	123	7	170	132	110	17	17	8	M16	19	13.5
	80	310	150	8	185	147	126	17	19	8	M16	23	19.8
	100	350	155	8	205	167	146	17	19	10	M16	28	30.5

Type AS:

PN (MPa)	DN (mm)	Structure Dimension		Thickness δ	Flange					Bolt		Lift Range m	Weight
		L	H≈		Flange					Bolt			Weight
		L	H≈		D	D1	D2	d0	b	n	Th		kgs
0.6	15	130	84	4	80	55	40	11	12	4	M10	7	3.0
	20	150	84	4	95	65	50	11	12	4	M10	7	3.4
	25	160	84	4	100	75	60	11	14	4	M10	7	3.8
	32	180	90	5	120	90	70	14	15	4	M12	9	5.6
	40	200	101	5	130	100	80	14	16	4	M12	12	7.1
	50	230	110	5	140	110	90	14	17	4	M12	15	8.3
	65	290	122	6	160	130	110	14	17	4	M12	19	16.4
	80	310	153	6	190	150	128	18	19	4	M16	23	18.3
	100	350	162	6	210	170	148	18	20	4	M16	28	28.0
	125	400	182	7	240	200	178	18	20	8	M16	35	34.0
1.6	65	290	136	6	185	145	122	18	17	4	M16	19	15.6
	80	310	158	6	200	160	133	18	19	4	M16	23	22.0
	100	350	170	6	220	180	158	18	20	8	M16	28	36.5
	125	400	185	7	250	210	184	18	22	8	M16	35	43.0
2.5	15	130	84	5	95	65	47	14	12	4	M12	7	4.4
	20	150	84	5	105	75	58	14	12	4	M12	7	4.8
	25	160	84	5	115	85	68	18	14	4	M12	7	5.2
	32	180	90	5	140	100	78	18	15	4	M16	9	7.3
	40	200	101	5	150	110	88	18	16	4	M16	12	9.1
	50	230	110	6	165	125	102	18	17	4	M16	15	10.9
	65	290	136	7	185	145	122	18	17	8	M16	19	15.9
	80	310	158	7	200	160	133	18	19	8	M16	23	22.2
	100	350	170	8	235	190	158	22	20	8	M20	28	37.0

Packaging & Shipping

Package: plywood case

Shipment Way: By sea, by air, by courier

Our Services

One-Stop Service: We supply all kinds of marine and offshore products, from securing the order to final delivery, we work hard to make sure everything goes as required and with high standard quality.

High quality: We are here to provide you with safe and reliable goods. Quality is always our main priority, our quality control program make sure that no defect or poor workmanship will be supplied. According to customer's requirement, our quality can meet the rules and standards of International Class Society such as LR, ABS, DNV, GL, BV, NK, KR, RINA, IRS and CCS.

Professional: With more than 7 years of experience in marine and offshore field, our marketing and technical team can assure you that we can understand your requirement well and deal with your inquiry professionally.

Fast Delivery: We cooperate with the reliable logistic partner, including land, air and sea to help us deliver the goods to your hand on time.

Reliable Partner: With 95% clients' satisfactory, we are confident to be your reliable partner.