Page 129 - CITS - Fitter Trade Pactical - Volume - 2

FITTER - CITS

Table 2
Measurement with measuring wires. Metric threads with fine pitch (M)

Thread Basic measurement mean Measuring wire dia. W Dimension over wire M
designation d (mm) (mm) 1 (mm) 1
2
M 1 x 0.2 0.870 0.12 1.057
M 1.2 x 0.2 1.070 0.12 1.257
M 1.6 x 0.2 1.470 0.12 1.557
M 2 x 0.25 1.838 0.15 2.072
M 2.5 x 0.35 2.273 0.2 2.570
M 3 x 0.35 2.773 0.2 3.070
M 4 x 0.5 3.675 0.3 4.142
M 5 x 0.5 4.675 0.3 5.142
M 6 x 0.75 5.513 0.45 6.214
M 8 x 1 7.350 0.6 8.285
M 10 x 1.25 9.188 0.7 10.207
M 12 x 1.25 11.188 0.7 12.206
M 14 x 1.5 13.026 0.85 14.278
M 16 x 1.5 15.026 0.85 16.278
M 18 x 1.5 17.026 0.85 18.277
M 20 x 1.5 19.026 0.85 20.277
M 22 x 1.5 21.026 0.85 22.277
M 24 x 2 22.701 1.15 24.420
M 27 x 2 25.701 1.15 27.420
M 30 x 2 28.701 1.15 30.419

114

CITS : CG & M - Fitter - Exercise 36