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ԓ�a(ch��n)Ʒ��(y��n)�� GB12236 ��(bi��o)��(zh��n)�O(sh��)Ӌ(j��)����,���N�S�c�y���B�Ӳ��Ã�(n��i)�bʽ�Y(ji��)��(g��u)�����܃�(y��u)��,���ܷ���ɿ�,���a(ch��n)Ʒ�V����(y��ng)����ʯ�͡�����,����ˎ,������ИI(y��)�ȸ��N���r�Ĺ�·�ϡ�
��,����Ҫ����Ҏ(gu��)����
|
ԇ�(y��n)����
|
���Q������ MPa ��
|
|
1.6
|
2.5
|
4.0
|
6.4
|
10.0
|
|
���wԇ�(y��n)
|
2.4
|
3.8
|
6.0
|
9.6
|
15.0
|
|
�ܷ�ԇ�(y��n)
|
1.8
|
2.8
|
4.4
|
7.1
|
11.0
|
|
�y�w����
|
WCB(C)
|
CF8(P)
|
CF 8M (R)
|
WC6
|
WC9
|
|
�����ض�
|
≤ 425
|
≤ 100
|
≤ 100
|
≤ 550
|
≤ 550
|
|
�m�ý��|(zh��)
|
ˮ,����������Ʒ
|
�����
|
�����
|
ˮ,������
|
ˮ,������
|
������(zh��)��(bi��o)��(zh��n)��
�O(sh��)Ӌ(j��)���죺 GB12236
�Y(ji��)��(g��u)�L(zh��ng)�ȣ� GB12221
�B�ӷ��m�� JB/T79-1994
ԇ�(y��n)�c�z�(y��n)�� JB/T9092-1999
��,������ʽֹ���y��Ҫ�B�ӳߴ磺
|
���Qͨ��
|
PN1.6/2.5MPa
|
PN4.0MPa
|
PN6.4/10.0MPa
|
|
L
|
H
|
L
|
H
|
L
|
H
|
|
ϵ�� 1
|
ϵ�� 2
|
ϵ�� 1
|
ϵ�� 2
|
|
DN40
|
200
|
200
|
130
|
200
|
200
|
130
|
260
|
160
|
|
DN50
|
230
|
230
|
135
|
230
|
230
|
135
|
300
|
170
|
|
DN65
|
290
|
290
|
145
|
290
|
290
|
145
|
340
|
180
|
|
DN80
|
310
|
310
|
175
|
310
|
310
|
175
|
380
|
245
|
|
DN100
|
350
|
350
|
200
|
350
|
350
|
200
|
430
|
290
|
|
DN125
|
400
|
400
|
255
|
400
|
400
|
255
|
500
|
320
|
|
DN150
|
480
|
480
|
320
|
480
|
480
|
320
|
550
|
360
|
|
DN200
|
495
|
550
|
380
|
533
|
550
|
380
|
650
|
430
|
|
DN250
|
622
|
650
|
440
|
622
|
650
|
440
|
775
|
505
|
|
DN300
|
698
|
750
|
480
|
711
|
750
|
520
|
900
|
555
|
|
DN350
|
787
|
850
|
530
|
838
|
850
|
540
|
1025
|
595
|
|
DN400
|
864
|
950
|
560
|
864
|
950
|
590
|
1150
|
680
|
|
DN450
|
978
|
1050
|
620
|
978
|
1050
|
650
|
1275
|
780
|
|
DN500
|
978
|
1150
|
655
|
978
|
1150
|
720
|
1400
|
970
|
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