durable spiral tube bending vendor for automobile
The tube is used as oil tube for excavator with continuous variable transmission technology, the material must be according to EN235+N(ST.37.4-NBK) EN 10305-4 (DIN 2445/2).
There are 3 bending points, the bending point near the ends will affect the end diameter dimensions because of the bending deformation, the positions’ tolerance cannot exceed 1.5mm,in order to have all the shapes and positions in the right places, our engineering team has designed the special bending tooling and the precision inspection fixture to guarantee the good quality, each tube must pass the inspection fixture seriously, consideration of the safety human-being usage all the burrs must be removed completely, the chamfers at the ends must be consistent.
The tube is exported to Canada, the final machines are assembled in USA, The regular order quantity is 1150pcs per month. Before starting the business co-operation client SQE has come to our factory to do the audit according to ISO9001, we have passed the audit and began the busin