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һ��D71X��(du��)�Aܛ�ܷ��y�a(ch��n)Ʒ��:

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��D71X��(du��)�Aܛ�ܷ��y��c(di��n):

1��y��pƫ�ĽY(ji��)��(g��u)��Խ�P(gu��n)Խ�o��ܷ⹦�ܣ��ܷ��ܿɿ��

2��ܷ⸱��x�ò��P䓺�ding��z�䌦(du��)��ʹ�É��L(zh��ng)��

3��z�ܷ�Ȧ��λ��y�w�ϣ�Ҳ��λ�ڵ��m�ò�ͬ��c(di��n)�Ľ��|(zh��)��Ñ��x��

4��ÿ�ܽY(ji��)��(g��u)��(qi��ng)�ȸ��^��e��С��

5��w��Ч�ط�ֹ�P�g��ֻҪ��Q�ܷ��y��ܷ��ϣ��Ϳ�ʹ��ڲ�ͬ��|(zh��)��

6��y��p��ܷ⹦��b�r(sh��)��ܽ��|(zh��)��Ŀ��Ҳ��ܿ��gλ�õ�Ӱ��κη��b��

7��y�Y(ji��)��(g��u)*��`��ʡ��

��D71X��(du��)�Aܛ�ܷ��y��g(sh��)�DƬ��

��D71X��(du��)�Aܛ�ܷ��y��Ҫ�Y(ji��)��(sh��):

��Qͨ��(j��ng)DN��mm��	50��2000		50��1600
��Qˎ��PN��MPa��	0.6	1.0	1.6
�ܷ�ԇ�(y��n)��MPa��	0.66	1.1	1.76
��(qi��ng)��ԇ�(y��n)��MPa��	0.9	1.5	2.4
�m�Üض�	ding��z��-40�桫90��z��-20�桫200��
�m�ý��\|(zh��)	ˮ��՚��Ȼ�⡢��Ʒ��g��w
й©��	��GB/T13927-92��(bi��o)��(zh��n)
�(q��)��(d��ng)��ʽ	΁݆��(d��ng)��늄�(d��ng)��(d��ng)��Һ��(d��ng)

��D71X��(du��)�Aܛ�ܷ��y��Ҫ�㲿��:

��Q	��
�y�w	WCB��QT450-10��HT200��HT250
��	WCB��QT450-10��HT200��HT250
�y�S	2Cr13
�ܷ�Ȧ	ding��z
��	��ʯī

��D71X-6/10/16��(du��)�Aܛ�ܷ��y�ܷ��ϣ�

��Ʒ�N	�ȶ��z	ding��z	�ұ��z	��ķ��ϩ	��z	��z
��̖(h��o)	×�� 0rJ	XA��orJA	XB��orJB	xC��JC��0rF	XD��orJD	× E��orJE
��zui�ߜض�	82��	93��	150��	232��	250��	204��
��zui�͜ض�	-40��	-40��	-40��	-268��	-70��	-23��
�m�ù��ض�	≤65��	≤80��	≤120��	≤200��	≤200��	≤180��

��D71X��(du��)�Aܛ�ܷ��y��(zh��)�И�(bi��o)��(zh��n):

��(bi��o)��(zh��n)	GB/T 122387-89
��m��(bi��o)��(zh��n)	GB9113-2000��GB17241.6-1998
�Y(ji��)��(g��u)�L(zh��ng)�Ș�(bi��o)��(zh��n)	GB12221-89
�z�(y��n)��(bi��o)��(zh��n)	GB/T 13927-92

��D71X-6/10/16��(du��)�Aܛ�ܷ��y��Ҫ��B�ӳߴ�: �� ��λ��mm

DN	L	H	HO	A	B	0.6MPa		1.0MPa		1.6MPa
DN	L	H	HO	A	B	DO	n-d	DO	n-d	DO	n-d
50	43	63	235	270	110	110	4-14	125	4-18	125	4-18
65	46	70	250	270	110	130	4-14	145	4-18	145	4-18
80	46	83	275	270	110	150	4-18	160	8-18	160	8-18
100	52	105	316	270	110	170	4-18	180	8-18	180	8-18
125	56	115	340	310	110	200	8-18	210	8-18	210	8-18
150	56	137	376	310	110	225	8-18	240	8-22	240	8-22
200	60	164	430	353	150	280	8-18	295	8-22	295	8-22
250	68	206	499	353	150	335	12-18	350	12-22	355	12-26
300	78	230	570	380	150	395	12-22	400	12-22	410	12-26

�š�D71X��(du��)�Aܛ�ܷ��yӆ؛�f��

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