|
去过医院的对一次性针头恐怕都有阴影吧，那么一次性针头为何尺寸以及颜色都会有所不同呢？不同颜色的针头代表怎样的尺寸呢？下面尺寸迷为大家统计下不同规格的针头的尺寸表
| 针头编号 |
针柄颜色/长度 |
外径直径 |
内径直径 |
壁厚 |
| 7G |
|
4.572mm |
3.810 mm |
0.381 mm |
| 8G |
|
4.191 mm |
3.429 mm |
0.381 mm |
| 9G |
|
3.759 mm |
2.997 mm |
0.381 mm |
| 10G |
|
3.404 mm |
2.692 mm |
0.356 mm |
| 11G |
|
3.048 mm |
2.388 mm |
0.330 mm |
| 12G |
|
2.769 mm |
2.159 mm |
0.305 mm |
| 13G |
|
2.413 mm |
1.803 mm |
0.305 mm |
| 14G |
|
2.108 mm |
1.600 mm |
0.254 mm |
| 15G |
|
1.829 mm |
1.372 mm |
0.229 mm |
| 16G |
|
1.651 mm |
1.194 mm |
0.229 mm |
| 17G |
|
1.473 mm |
1.067 mm |
0.203 mm |
| 18G |
|
1.270 mm |
0.838 mm |
0.216 mm |
| 19G |
白色40mm |
1.067 mm |
0.686 mm |
0.191 mm |
| 20G |
黄色40mm |
0.9081 mm |
0.603 mm |
0.1524 mm |
| 21G/8号针头 |
绿色40mm |
0.8192 mm |
0.514 mm |
0.1524 mm |
| 22G/7号针头 |
黑色30mm |
0.7176 mm |
0.413 mm |
0.1524 mm |
| 22sG |
|
0.7176 mm |
0.152 mm |
0.2826mm |
| 23G/6号针头 |
|
0.6414 mm |
0.337 mm |
0.1524 mm |
| 24G/5.5号针头 |
|
0.5652 mm |
0.311 mm |
0.1270 mm |
| 25G/5号针头 |
橘色16mm |
0.5144 mm |
0.260 mm |
0.1270 mm |
| 26G |
|
0.4636 mm |
0.260 mm |
0.1016 mm |
| 26sG |
|
0.4737 mm |
0.127 mm |
0.1734 mm |
| 27G/4号针头 |
|
0.4128 mm |
0.210 mm |
0.1016 mm |
| 28G/3.5号针头 |
|
0.3620 mm |
0.184 mm |
0.0889 mm |
| 29G |
|
0.3366 mm |
0.184 mm |
0.0762 mm |
| 30G/3号针头 |
|
0.3112 mm |
0.159 mm |
0.0762 mm |
| 31G |
|
0.2604 mm |
0.133 mm |
0.0635 mm |
| 32G |
|
0.2350 mm |
0.108 mm |
0.0635 mm |
| 33G |
|
0.2096 mm |
0.108 mm |
0.0508 mm |
| 34G |
|
0.1842 mm |
0.0826 mm |
0.0508 mm |
| 
