EUE是API 5CT中加厚油管螺紋,一般每英寸是8牙,1
9寸以內的是每英寸10牙,錐度為0
0625in/in,
2024-07-29 20:11
2024-07-29 20:07
2024-07-29 19:20
2024-07-29 18:48
2024-07-29 18:36
2024-07-29 18:03