Name: Low price micro slow close check valve
Brand: DUNHUI
Availability: InStock

Product Details

The best quality and faith bring us the good market, such as USA, CANADA, BRAZIL, AUSTRALIA, UK, GERMANY, ITALY, SPAIN, TURKEY, ALGERIA, DUBAI, RUSSIA, UKRAINE, SINGAPORE, MALAYSIA etc. “Made in DUNHUI” in many Countries.

“DUNHUI” is your correct choice. Welcome to visit

1. Low price micro slow close check valve

2. Main performance indicators

DN(mm)		300-1000		1200-1800		mm
PN(Mpa)		1	1.6	0.6	1	Map
Test pressure	seal	1.1	1.76	0.68	1.1
	shell	1.5	2.4	0.9	1.5
Suitable temperature ℃		-10~+120
Applicable medium		Fresh water, sewage, sea water, food, drug, various oil, acid class

3. Product drawings

4. Main Dimensions

DN	A	B	D	L	E	O	H	weight (kg)
(mm)	A	B	D	L	E	O	H	weight (kg)
300	460	370	310	270	300	500	480	202
350	520	430	360	290	320	500	470	220
400	560	482	405	310	330	500	470	230
450	616	532	455	330	355	590	510	248
500	670	585	505	350	380	590	495	236
600	780	685	605	390	440	590	560	457
700	910	800	708	430	488	770	510	688
…	…	…	…	…	…	…	…	…

5. Inspection Process

6. Valve total picture

7. Technical Standard:

Design: EN593
Face to face: EN558-1

Flange drilling: EN1092
Upper flange connection: ISO 5211

8. Personnel station:

Have professional salesmen, and 6 Engineers, More than 30 inspectors.

9. Quality and Safety:

We have a very strict and complete quality control system, which promises that goods we produced are always of the best quality, the enough inspectors to ensure that each product can meet the quality requirements of customers. We do the final inspection in own factory with ISO 9001:2008.

10.Location:

DUNHUI has a convenient location at the city’s exporting business zone, Dongli District. We are only 19 km to Tianjin International Airport, and very close to major highways,TIANJIN port. We look forward to work with your business!