DIN 2391 St45 seamless carbon steel precision tube  

We are a professional manufacture located in China expecially produce precise tube for automobile and hydraulic tube.
Our main products range as following:

OD:4-60mm
WT:0.5-8mm
During the scope,we can provide best price and quality for you. 

We have cooperated with many Mid-East Companies & Germany companies contained Wind Power Generation Company & Automobile Company etc. such as ContiTech and provide samples for them to test.
Could you give me the spec details on the tube you want,and then i will quote for you.