��y

��Ҫ��Z44H�Ϳ��y��l�y��׃��X݆�D(zhu��n)90�控��(d��ng)�y�U��(sh��)�F(xi��n)�_��P(gu��n)�]��Ŀ�ġ��y��H�Y(ji��)��(g��u)��ܷ��Ժã��w�eС��p��Ϻ��b�ߴ�С��؄e��(q��)��(d��ng)��С��׌�(sh��)�F(xi��n)��ن��]��

�a(ch��n)Ʒ��̖(h��o)�� Z44H��

��ٷ���y

��r(sh��)�g��2018-08-04

�S��|(zh��)��a(ch��n)�S��

(li��n)ϵ�҂��ԃ�r(ji��)

Ԕ��B

һ��Z44H��y��c(di��n)��

��y��l�y��׃��ģ��X݆�D(zhu��n)90�控��(d��ng)�y�U��(sh��)�F(xi��n)�_��P(gu��n)�]��Ŀ��y��H�Y(ji��)��(g��u)��ܷ��Ժ��w�eС��p��Ϻ��١��b�ߴ�С��؄e��(q��)��(d��ng)��С��׌�(sh��)�F(xi��n)��ن��]��

��Z44H��y�Y(ji��)��(g��u)ԭ��

��y��ֱ��|(zh��)��a(ch��n)��y��ϵęC(j��)е��ܷ�ģ��y��ϵęC(j��)е�d��Ҫ�ǁ��ԉ��s��@�N�׺��ǹ̶��ęC(j��)е�d��mȻ��(du��)�ډ��s��d��y��ͨ�^�{(di��o)��_(d��)��ܷ⣬��ܷ≺��(qi��ng)��Ա��C��ܷ��Ķ��y��\(y��n)�Еr(sh��)�_(d��)��ܷ��ܷ≺��߀��(y��ng)С�چ��]��Դ_��_��`��

��Z44H��y��Ҫ��(bi��o)��(zh��n)��

1��O(sh��)Ӌ(j��)��찴GB/T12237-1989��Ҏ(gu��)��
2��z�(y��n)��ԇ�(y��n)��GB/T13927-1992��Ҏ(gu��)��
3��m�ߴ簴JB79-59��Ҏ(gu��)��
4��--�ضȵȼ�(j��)��GB9131��Ҏ(gu��)��
5��s��ɰ�GB/T1239.2��Ҏ(gu��)��
6��Y(ji��)��(g��u)�L�Ȱ�JB/T6900-93��Ҏ(gu��)��
7��(bi��o)־��GB/T12220-1989��Ҏ(gu��)��

��Z44H��y��|(zh��)��

��|(zh��)��̼�
�m�ý��|(zh��)��ˮ��ͣ��,��ˮ��

��Z44H��y��g(sh��)�DƬ��

��Z44H��y��Ҏ(gu��)��

��̖(h��o)	��Q�� PNmm	��Qͨ�� DNmm	�ߴ�mm									�y�w��	��Ҫ��
��̖(h��o)	��Q�� PNmm	��Qͨ�� DNmm	L	D	D₁	D₂	D₆	b	z-d	H	L₀	�y�w��	��	�m�ý��\|(zh��)
��y Z44H-¹⁶25₄₀ P48H-¹⁶25₄₀	1.6	25	160	115	85	65	-	14	4-14	160	180	Ӣ�j(lu��)��ƻ��T�F ��ī�T�F ̼�	≤200 ≤250 ≤425	ˮ��
		32	180	135	100	78	-	16	4-18	180	200
		40	230	145	110	85	-	16	4-18	220	220
		50	250	160	125	100	-	16	4-18	230	240
		65	265	180	145	120	-	18	4-18	250	280
		80	280	195	160	135	-	20	8-18	280	350
		100	350	215	180	155	-	20	8-18	400	500
	2.5	25	160	115	85	65	-	16	4-14	160	180
		32	180	135	100	78	-	18	4-18	180	200
		40	230	145	110	85	-	18	4-18	220	220
		50	250	160	125	100	-	20	4-18	230	240
		65	265	180	145	120	-	22	8-18	250	280
		80	280	195	160	135	-	22	8-18	280	350
		100	350	230	190	160	-	24	8-23	400	500
	4.0	25	160	115	85	65	58	16	4-14	160	180
		32	180	135	100	78	66	18	4-18	180	200
		40	230	145	110	85	76	18	4-18	220	220
		50	250	160	125	100	88	20	4-18	230	240
		65	265	180	145	120	110	22	8-18	250	280
		80	280	195	160	135	121	22	8-18	280	350

��Z44H��yӆ؛�f��

1.��y�a(ch��n)Ʒ��Q��
2.��y�a(ch��n)Ʒ��̖(h��o)��
3.��y�a(ch��n)Ʒ��|(zh��)��
4.��y�a(ch��n)Ʒ��
5.��y�a(ch��n)Ʒʹ�ý��|(zh��)��
6.��y�a(ch��n)Ʒ�ضȣ�
7.��Ҫ��r(sh��)Ո(q��ng)?ji��n)�ӆُ�a(ch��n)Ʒ�r(sh��)ע��
8.��ѽ�(j��ng)��O(sh��)Ӌ(j��)��λ�x��̖(h��o)��Ո(q��ng)��̖(h��o)ֱ��˾�N�۲�ӆُ��
9.��(d��ng)ʹ�õĈ�(ch��ng)�Ϸǳ��Ҫ��h(hu��n)��^��(f��)�s�r(sh��),Ո(q��ng)��M��ṩ�O(sh��)Ӌ(j��)�D��

��ԃ�r(ji��)