UPTBG油管及接箍螺纹各部尺寸

螺纹代号牙数/25.4锥度油管接箍外径D小端螺纹大径d2小端螺纹小径d3GG1d外径Dm端面螺纹大径d1端面螺纹小径d2扩孔部分L1LBd0L01.050UPTBG101:1633.425.72722