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. 4 inch Casting steel ball valve

2. Main performance indicators

The serial number	Name of spare parts	The material	The number of
1	packing	Teflon PTFE	1
2	The packing gland nut	SS304 stainless steel	1
3	The handle	SS304 stainless steel	1
4	Nut	SS304 stainless steel	1
5	Stem nut	SS304 stainless steel	1
6	The handle set	PLASTIC	1

3. Product drawings

4. The main connection size

Diameter	D	L	H	L1
1/2"	95	130	90	150
3/4"	105	130	95	150
1"	115	140	100	180
1-1/4"	140	165	105	180
1-1/2"	150	165	110	220
2"	165	203	120	220

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,and TIANJIN port. We look forward to work with your business!