编号示例：
JA14H200F-E156H200，表示：JA代表QTL锥套、14至156代表齿数、H代表节距H型1/2"(12.70mm)、200
代表同步带轮总宽度代号、F为挡圈。
产品范围：
系列标准 | 产品形式 | 尺寸范围（齿数或孔径等） |
美标 | L050,PITCH-3/8"(9.525mm) | JA18L050F-SD120L050 |
L075,PITCH-3/8"(9.525mm) | JA18L075F-SD120L075 | |
L100,PITCH-3/8"(9.525mm) | JA18L100F-SD120L100 | |
H100,PITCH-1/2"(12.70mm) | JA14H100F-SF156H100 | |
H150,PITCH-1/2"(12.70mm) | JA14H150F-SF156H150 | |
H200,PITCH-1/2"(12.70mm) | JA14H200F-E156H200 | |
H300,PITCH-1/2"(12.70mm) | SD22H300F-E156H300 | |
XH200,PITCH-7/8"(22.22mm) | SK18XH200F-F120XH200 | |
XH300,PITCH-7/8"(22.22mm) | SK18XH300F-J120XH300 | |
XH400,PITCH-7/8"(22.22mm) | SK20XH400F-J120XH400 | |
XXH200,PITCH-1 1/4"(31.75mm) | SK18XXH200F-J90XXH200 | |
XXH300,PITCH-1 1/4"(31.75mm) | SK18XXH300F-J90XXH300 | |
XXH400,PITCH-1 1/4"(31.75mm) | SK18XXH400F-M90XXH400 | |
XXH500,PITCH-1 1/4"(31.75mm) | E22XXH500F-M90XXH500 |
美标样本：
QTL梯形齿同步带轮-美标.pdf
