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引用第8楼bob_dai于2010-12-16 00:05发表的 :
3 ]& ?/ w. a0 fthe softening temperature of the material is determined on a separate specimen, under the conditions( J7 G) p& P& d5 y4 h+ C, n
specified in ISO 306 with a heating rate of 50 °C/h and modified as follows:
" g$ w6 R! r' r, C– the depth of penetration is 0,1 mm;
$ X; G1 T0 T. z– the total thrust of 10 N is applied before the dial gauge is set to zero or its initial reading noted.
; P* W. e0 l* _+ {( u# [
. G9 o7 h0 U0 m2 c....... Bob,请问可以发个测试图片或者测试的治具看一下吗?谢谢! |
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