油管及配件 油管特点: 尺寸: O.D. 1.900", 2-3/8", 2-7/8", 3-1/2", 4-1/2" 等级: J55, N80, L80, C90, T95, P110 壁厚: 3.18 - 10.54mm 长度: R1,R2,R3 螺纹: 8RD and 10RD 标准: API SPEC 5CT 油管配件包含:油管短节,油管接箍 油管参数: