We also supply elbow machine,beveling machine,pipe expanding machine,hydraulic press. 

Maintenance of machine:

The equipment should be serviced about once a month, maintenance as following:

1.Check each part of fasteners, ensure they are fixed.

2.Make sure that all connectors of the hydraulic pump station are equipped with oil seal rings, if

the seal rings appear damaged or oil leakage, should be replace timely.

3.If found forward or backward abnormality, first check electro-hydraulic valve whether operate

normal, if working normally, then you should check whether the electro-hydraulic relief valve or the

one-way unloading valve has contaminant that made it could not working or not(this phenomenon

usually happen when you just use this machine). If has contaminant, you should open it, clean by

gasoline or diesl oil, everything is ok, then re-install