Sany Concrete pump DN125 5.5" Bolt mounting coupling

The steel grade is 40cr,better than ST52,wear-resisting,high strength.

Chinese first largest forging coupling factory,Only forging, wide range of models complete.

Export standard and Seaworthy packing is necessary to protect the goods of long sea voyage.

Delivery time:7-10days after received the deposit.

Jiaxing Dafeng Metal Forging Co.,Ltd.has been a leading worldwide manufacturer,we are backed by powerful technology and production,10000 sqm space plant. 

Now we have three coupling forging lines. Two forging production lines, and two automatic welding line.

We have strong ability of mold design and production with advanced equipments. 

Also can according to the customer's drawings to design and manufacture.

Our products are rigorously tested.

Water pressure test can test pipes and coupling's pressure,for pipes and coupling also do the hardness test.  

Each batch of products’ measurement reports measured by professionals.

Passed the ISO 9001quality system certification,has thirty national design patent certificates.

Following the Bauma2016 exhibition in Germany.

We’ll attend the Bauma China 2016(November22-25,2016), 

Next year we’ll attend the WOC -World of Concrete 2017 (January 16 - 20, 2017, Las Vegas, NV, USA)