2018年7月19日 · I want to measure a tube's diameter with a precision of about 0.1 mm. I have a caliper but sadly the tube is wider than my tool. I would like to know what methods exist to …

2016年11月10日 · I need to accurately measure (+/-0.25mm) the bolt hole circle drilled into a heavy metal plate. There are three holes on one plate and nine holes on a second plate. The …

The diameter of the pitch circle, the pitch diameter, is a dimension that belongs to a single gear on its own, regardless of how and with what it mesh. However, the pitch circles for a pair of …

2020年4月14日 · I need to model them. The only things I know are 1) The Gear ratio is 30, and the worm gear only has one thread. It is a single start as opposed to a multi start worm. 2) The …

2018年8月16日 · Stack Exchange Network. Stack Exchange network consists of 183 Q&A communities including Stack Overflow, the largest, most trusted online community for …

2016年10月14日 · Micrometer calipers measure thickness. Vernier calipers can measure both thickness and inside diameter. For the same least count and accuracy, both are similarly …

2021年5月4日 · Most times I get confused if its an internal diameter measurement (using a gauge pin) or an external diameter (using a micrometer). Recently there was a sectional drawing with …

2021年11月4日 · Select a diameter e.g. 10[mm], then calculate the weight $\rho \cdot \frac{\pi\cdot (10\; \text{mm})^2L}{4} \cdot g$, then calculate transverse forces, bending …

2018年6月7日 · If a water pipe is 15 mm diameter and the water pressure is 3 bar, assuming the pipe is open ended, is it possible to calculate the flow rate or water velocity in the pipe? Most …

2018年10月14日 · So if the important dimension is from the centerline then measure from the centerline. However, it is generally better if you measure something you can easily verify. So …