For large and medium-sized parts or parts with large center-to-center span and large holes, it is difficult to test the same degree. When we measure the coaxiality of the two crankshaft holes and the two drive shaft holes of the press, the gauge detection method is adopted. Simple, time-saving, convenient and economical. The disadvantage is that only the part can be tested for eligibility, and the specific value of the error cannot be read. Take two identical holes as an example (Figure 1) as described below.
Pneumatic Ball Valve,3Pc Ball Valve,Sanitary Ball Valve,Threaded Ball Valve
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