steel king pin 1,king pin is standard parts for connection tractor and trailer of half hang full trailer 2,QA,exported toUSA
steel truck king pin
1,production step:choose steel raw material-low alloy steel,cold heading forging,inspection,heat-treatment
2, king pin is standard parts for connection tractor and trailer of half hang full trailer
3,customized,we produce the parts following clients'drawings.If you have these needs,please contact with me about more details,eg,material,annual quantity,drawings,technical paremeter.
4,QA,we will arrange special engineers to inspect the parts to ensure the parts are qualified and provide final inspection report.
steel truck king pin
