�U݆̥��ϳ��z��g(sh��)��B

��r�g��2009-05-31 17:27 ��Դ�� : ��x��1921

��(n��i)��ṩ��Դ�I(y��)��Q(m��o)��޹�˾

��Դ�I(y��)��Q(m��o)��޹�˾��ԿƼ��_�l(f��)��Ƽ��ɹ��D(zhu��n)�Q��A(ch��)�Č��w��˾,��б��Ŀ��гɹ�,��ÏU݆̥ͨ�^ȫ�»��ˇ��O(sh��)��a(ch��n)�ϳ��z��Ҏ(gu��)ģ��a(ch��n)��g(sh��),��ҹ�˾��гɹ��һ��ȫ��I(y��)��ĿƼ��Ŀ,��

��û��W(xu��),��ͨ�^��û�C��ЙC��߻��݆̥ͬ�z��M�и��,���Ƴɸ��Ժϳ��z��z��ļ��g(sh��),��˾�Ĵ�헰l(f��)��ȫ�µļ��g(sh��)˼·��䄓(chu��ng)��ǟoÓ��,��o��ӟ�Դ偠t,��o�U��Uˮ�U��ŷš��ȫ�o��Ⱦ�h(hu��n)��в��a(ch��n),��a(ch��n)�ɱ��,��ͨ�^��g(sh��)��a(ch��n)�Įa(ch��n)Ʒ��У� �z�ϑ�(y��ng)�ÏV��݆̥,��ݔ�͎�,��z݁��иߏ��ȵ��z��Ʒ�ӹ�,��ԏ�,��ģ��򻯳��͵��Ʒ��x�ñ��ˇ��a(ch��n)�Ĳ�ͬ��̖�z�ϡ��F(xi��n)�a(ch��n)Ʒ��͞飨��ϳ��z��HY��1̖�z,��2̖�z,��3̖�z��4̖�z,��Ʒ��(n��i)�⪚�е��¿Ƽ��ɹ�,��

1��g(sh��)ָ��(bi��o)

�s�۱��z��Ƭ��g(sh��)ָ��(bi��o)��±��

�z�y�Ŀ	�z�yֵ	�yԇ��(bi��o)��(zh��n)
Ӳ�ȣ��۠�A��	72	GB/T531
��쏊�� MPa	14.8	��
300%��쏊�� MPa	12.7	GB/T528
��L�� %	423	��
˺�я�� KN/m	41	GB/T529
ĥ��,�� cm³	0.4	GB/T1689

2,��|(zh��)��ָ��(bi��o)��

��a(ch��n)Ʒ��(zh��)��I(y��)��(bi��o)��(zh��n)��

��a(ch��n)Ʒ��(zh��)�У�GB/T528-1998,��GB/T829-1999,��GB/T531-1999��

GB/T1689-1998��(bi��o)��(zh��n),��

��a(ch��n)Ʒ��;��݆̥ԭ�z��30%---80%,��z��Ʒ��|��100%��ǎ�,��ݔ�͎��90%--100%,��(j��)��ͬ�a(ch��n)ƷҪ��ɸ��䷽��

3,��Ҫ��g(sh��)ָ��(bi��o)��

��Ҫ��g(sh��)ָ��(bi��o)��£�	��y(t��ng)�Ŀ��ИI(y��)��	��Ŀ��HY��a(ch��n)Ʒ��
��a(ch��n)�O(sh��)��	�ߜ�,��Դ	��ء��Դ
��	Ó��,��ܛ��	�߻��,��Ó��
��ԡ��	�o��֧	��{(di��o)��
��a(ch��n)��	ÿ��a(ch��n)Ʒ��20�f��	ÿ��a(ch��n)Ʒ��üӜ�
�a(ch��n)Ʒ��	��{(di��o)��Ʒ�\|(zh��)	Ӳ��,��ճ��,��ȿ��{(di��o)��
�ڄӏ��	��ϡ�ж��˹��	��ȫ�Ԅ�
�a(ch��n)Ʒ�\|(zh��)��	6��8MPa/cm²��	12��15MPa/cm²��
��ͪ��ȡ��	25%≤	1.2%≤
�h(hu��n)��ָ��(bi��o)	��ζ,��Г]�l(f��)�Ԛ��w,��	�oζ��o�]�l(f��)�Ԛ��w