材料等级material grade:1700,1800 直径diameter:D1/D2,mm/mm 热端长度:Hot zone length:Le,mm 冷端长度:Cold end length:Lu,mm 间距Shank spacing:A,mm 例如:examples: U型shape,材料等级material grade 1800, D1=3mm,D2=6mm,Le=140mm, LU=125mm,A=25mm 表示为specify as : songshan super ms18,u型shape,3/6×140×125×25 W型Shape ,材料等级1700,D1=6mm,D2=12mm, Le=300mm,Lu=250mm,A=50m 表示为specify as : Songshan super MS17,W型Shape 6/12×300×250×50 |