Discount wholesale China API Stainless Steel Double/Dual Plate Wafer Check Valve

Short Description:

Wafer type check valve a save energy product, is manufactured based on the foreign advanced technology and in accordance with relative international standards. This product is featured by excellent retaining performance, high safety and reliability and low flow resistance . It is� suitable for systems in the industries of petrochemical, food processing, medicine,textile, paper making, water supply and drainage, metallurgy, energy and light industry etc used as used as a check valve in one way.

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With reliable good quality system, great standing and perfect consumer support, the series of products and solutions produced by our organization are exported to quite a few countries and regions for Discount wholesale China API Stainless Steel Double/Dual Plate Wafer Check Valve, We feel that our warm and experienced company will bring you pleasant surprises as perfectly as fortune.
With reliable good quality system, great standing and perfect consumer support, the series of products and solutions produced by our organization are exported to quite a few countries and regions for China API Check Valves, Wafer Check Valve, Many years of work experience, we now have realized the importance of providing good quality goods and the best before-sales and after-sales services. Most problems between suppliers and clients are due to poor communication. Culturally, suppliers can be reluctant to question issues they do not understand. We break down those people barriers to ensure you get what you want to the level you expect, when you want it. faster delivery time and the product you want is our Criterion .

Main materials: carbon steel, stainless steel, Inconel, Incoloy, etc.

Pressure and temperature

DN��mm�� Nominal diameter�		50(2″)~700(28″)	50(2″)~450(18″)
PN (Nominal pressure)		1.0	1.6
MPa Testing pressure	Shell	1.5	2.4
	Sealing	1.1	1.76
Suitable temperature
Suitable mediums		Frash water,sewage,air,steam,food,medicine,oils,acids,etc.

Meterial of main parts

parts	material
body	cast iron, ductile iron,
seat	EPDM, NBR,VITON, PTFE
disc	nickel ductile iron,AI bronze, stainless steel
stem	carbon steel, stainless steel
bushing	PTFE
“O” ring	PTFE
pin	stainless steel
key	stainless steel

Executive�Standard:

Design Standard	EN 593 , MSS SP67��API 609��BS5155
Inspection & Test	API 598 �ISO 5208 �EN 12266
End Standard	ANSI B16.1 CL. 125LB & B16.5 CL. 150LBAS 2129 Table D & E��BS 10 Table D & EDIN 2501 PN6, PN10 & PN16EN 1092 PN6, PN10 & PN16ISO 2531 PN6, PN10 & PN16ISO 7005 PN6, PN10 & PN16KS B 1511 / JIS B 2210 5K & 10KMSS SP44 CL. 150LB��AWWAC207SABS 1123 Table 1000/3 & Table 1600/3
Face to Face	ISO 5752 , EN 558 , MSS SP67 and API 609��DIN3202

Main dimensions and weight

DN		D	D1	D2	L	R	t	weight��kg��
mm	inch	D	D1	D2	L	R	t	weight��kg��
50	2″	107	65	43.3	43	28.2	19	1.5
65	2.5″	127	80	60.2	46	36.1	20	2.4
80	3″	142	94	66.4	64	43.4	28	3.6
100	4″	162	117	90.8	64	52.8	27	5.7
125	5″	192	145	116.9	70	65.7	30	7.3
150	6″	218	170	144.6	76	78.6	31	9.0
200	8″	273	224	198.2	89	104.4	33	17
250	10″	328	265	233.7	114	127	50	26
300	12″	378	310	283.9	114	148.3	43	42
350	14″	438	360	332.9	127	172.4	45	55
400	16″	489	410	381.0	140	197.4	52	75
450	18	539/555	450	419.9	152	217.8	58	101/107
500	20″	594	505	467.8	152	241	58	111
600	24″	690	624	572.6	178	295.4	73	172
700	28″	800	720	680	229	354	98	219