Caliper
u.s.
0.0113
0.0124
0.0130
0.0165
0.0180
0.0200
inches
Thickness
metric
287
315
330
419
457
microns
Nominal
140
143
150
175
185
212
lb/3000ft
Basis
Weigh
228
233
236
285
301
Gsm