The pedal of its bottom is made of advanced alloy, and the pole and rear-wheel cover are made of high strength steeltube, which looks quite beautiful and firm.
车底踏板采用高级合金制造，车杆和后轮盖（刹车）刹车采用高强度钢管制造，美观坚固。
2
A binary alloy coating seamless steeltube top and a manufacture method belong to the field of laser processing.
一种双合金涂层无缝钢管顶头及制造方法属激光加工领域。
3
High quality carbon structural round bloom, seamless tube bloom used in high pressure boiler, alloy structural steeltube blooms are all up to the general standard.