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1.torsion bar is for chassis of train ,truck,and automoible and ect. 2.solid work,pro/E good surface finish We are a profession auto parts manufacturer ,and we can process all kinds of metal parts in accordince with the detail requirements of our customers. The workmanship of torsion bar are followed: 1.forged at both end 2.rough machining 3.heat treatment,including harding and tempering 4.fine turing,splining and grinding 5.NTD 6.shot blasting |
car steel torsion bar