Kit cars combine hand-weldedsteeltube chassis and fiberglass bodies with stock engines and accessories.
组装车需要购买者自行将钢管底盘和带有备用引擎及附件的玻璃纤维主体，手工焊接在一起。
2
According to the specific circumstances of the project can also take charge of construction directly welded pipe, but must check a stainless steeltube joint can demand reinforcement.
依据工程的详细状况也可以采取主管上直接焊接支管的构造，但必需校核支不锈钢管衔接处能否需求补强。
3
The technology parameters selection, such as composition design, strip rolling and tube welding, of developing high strength atmospheric corrosion resisting weldedsteeltube are introduced.