 |
| English | Chinese |
| American Standard internal straight pipe threads | 美国标准直管内螺纹 |
| American Standard straight pipe thread | 美国标准美制直管螺纹 (national pipe straight thread) |
|
| English | Chinese |
| American Standard internal straight pipe threads | 美国标准直管内螺纹 |
| American Standard straight pipe thread | 美国标准美制直管螺纹 (national pipe straight thread) |