Product Details

Plastic ball valve

DUNHUI is specialized in producing a full range of ductile iron pipe fittings, and Construction Products. Including the following aspects:

“DUNHUI” is your correct choice. Welcome to visit

1. ISO 9001 universal ppr meterial plastic ball valve

2. Products description and Main dimensions

ASTM A234 WPB ELBOW :
we are manufacturer for carbon steel pipe and fittings,like 45deg,90deg,180deg,L/R OR S/R,bend ,
equal or reducing tee, CON reducer, ECC reducer, pipe cap,flange.

CON AND ECC REDUCER: CARBON STEEL,STAINLESS,STELL,ALLOY STEEL
NOMINAL DIAMETER	BIG OD1		SMALL OD2		HEIGHT(MM)
MM	SERIES A	SERIES B	SERIES A	SERIES B	51-711
2515--15001400	33.7-1524	32-1520	21.3-1420	18-1420
MATERIAL: A234WPB,A283,A105,A53,A106,API5L
STANDARD: ASTM/ANSI,DIN,ISO,GB,JIS,BS ,GOST

OTHERS:
1. Special design available according to requirement
2. All the production process are made under the ISO 9001:2000 strictly.

3. Production process

Quality Control Groups

Dimensions Test
Manufacture process Inspection
Process Inspection including sand cleaning, assembling, packing and coating
Final Inspection including delivery marks and etc.
Particular Tests for different products, such as Load Test, Hydro Test and etc.

Process

Raw Material Inspection

Raw Material inspection including chemical
components analysis, tensile strength test and etc.

Laboratory

Chemical Components
Microstructure Test
Tensile Strength

4. Ductile iron pipe fitting pictures

5. Technical Standard:

Design: EN545
Certification: ISO9001:2008

6. Personnel station:

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

7. 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.

8.Location:

DUNHUI has a convenient location at the city’s exporting business zone, Dongli District. We are only 9 km to Tianjin International Airport, and very close to major highways,TIANJIN port. We look forward to work with your business!