st52 concrete pump reducer pipe used for concrete pump truck and trailer

      Material: st52 (Alloy steel,twin wall aslo can produce)

    Weight: 17kg (6mm with SK flange)

    Processing way : Hot expanding

    Size: 5"-4"*918mm (other size aslo can produce)

    Flange type : SK ( HD,ZX,MF can do)

    Referece lifetime: 20,000CBM.

    Connection type : clamp 

    Cleaning way : use cleaning ball  

 can be packaged as your requirement,Suitable for sea transportation

OEM and Customized design :

We can make any OEM products with client's designs or artworks.

Methods of Payment:

T/T payment and Western Union.

Handling time for an order:

Within 7 days supplied from stock, and 15 days is necessary for OEM products and special shaped products..

Shipping Method:

Sample order or Unit product: Ship by express such as DHL/UPS/TNT/FEDEX or by air.

Bulk order: we suggest by air or by sea.

Quality Control:

We have our own experienced QC.

There will be strict inspection and testing for every order before shipping out

ShanDong Tongduobao Mechanical Equipment Co.,Ltd is located in Liaocheng city 

Shandong province China, with a wide range of products including wear plate,cutting 

ring,  concrete pump clamp in casted and forged, concrete pump rubber hose, delivery pipe, elbow, piston,sponge ball,delivery cylinder etc, and all product are fitting to 

Putzmeister, Schwing, Zoomlion, Sany, Sermac, Cifa, Mitsubishi, Miigata, 

IHI and Kyokuto...

Contact person : mikezhou

Tel: 0086 635 6183366

Mobile : 0086 18865122659

Whatsapp :+86 18865122659

Skype :mikezhou302

Website :