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GB/T586-1999���÷��m�T�ֹ���y Marine Cast Steel Flanged Check Valves ����Ҏ(gu��)�� Technical Data A��AS���÷��mʽֱͨ���T� ֹ���y ����Ҏ(gu��)�� ���Q���� Nominal Pressure(MPa) ���Qͨ�� Nominal Diameter(mm) �m�ý��|(zh��) Applicable Medium 1.0 65-125 ��ˮ...

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�a(ch��n)Ʒ�ڏ���DN����20-125(mm)

�a(ch��n)Ʒ������PN����1.0~2.5(Mpa)

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GB/T586-1999���÷��m�T�ֹ���y
Marine Cast Steel Flanged Check Valves

����Ҏ(gu��)�� Technical Data
A��AS���÷��mʽֱͨ���T�ֹ���y����Ҏ(gu��)��
���Q����
Nominal Pressure(MPa)		 ���Qͨ��
Nominal Diameter(mm)		 �m�ý��|(zh��)
Applicable Medium
1.0 65-125 ��ˮ�����͡�ȼ�ͺ�t≤300������
Fresh water,Lubricanting oil,Fuel oil,t≤300��steam
1.6 20-125
2.5 20-100

��Ҫ�㲿�����|(zh��)Materials of Main Parts
A��AS���÷��mʽֱͨ���T�ֹ���y��Ҫ�㲿�����|(zh��)
������Q Parts name ���� Material
���QName ��̖(h��o)Marks
�y�w���y�wBody��Cover �T� Cast steel ZG230-450
�y�PDisc ̼��� High-quality carbon steel �25
�y�P�ܷ�ȦDisc seal ring �����^� Weld stainless steel H2Cr13
�y�w�ܷ�ȦBody seal ring PN≤2.5 �����C� Weld stainless steel H1Cr18Ni9Ti
PN≥4.0 �����^� Weld stainless steel H2Cr13


�����ߴ�Dimensions

PN1.01.6MPaAʹ÷mʽֱͨTֹyߴ

PN1.0��1.6MPa��A�ʹ��÷��mʽֱͨ���T�ֹ���y�����ߴ�
���Q����
PN(Mpa)		 ���Qͨ��
DN(mm)		 �Y(ji��)��(g��u)�ߴ�
Structure Dimension		 �ں�
Thickness
δ		 ���m
Flange		 ��˨
Bolt		 ����
Lift Range
m		 ��������
Weight(kg)
L H≈
A�� A�� D D1 D2 do b n��(g��) Th. A��
1.0 65 290 124 6 155 123 104 15 14 6 M14 18 12.5
80 310 151 7 170 138 118 15 14 8 M14 24 15.6
100 350 165 8 190 158 138 15 14 8 M14 35 24.5
125 400 184 8 215 183 164 15 14 10 M14 44 31.9
2.5 20 150 84 6 95 68 48 13 11 4 M12 6 3.3
25 160 84 6 105 73 56 13 12 4 M12 7 3.9
32 180 90 6 115 83 64 15 13 6 M14 9 5.8
40 200 99 7 125 93 74 15 13 6 M14 11 7.1
50 230 110 7 135 103 84 15 13 6 M14 14 8.8
65 290 128 7 170 132 110 17 15 8 M16 18 13.5
80 310 156 7 185 147 126 17 16 8 M16 24 18
100 350 158 8 205 167 146 17 16 10 M16 35 26.3

PN1.6��2.5MPa��AS�ʹ��÷��mʽֱͨ���T�ֹ���y�����ߴ�
���Q����
PN(Mpa)		 ���Qͨ��
DN(mm)		 �Y(ji��)��(g��u)�ߴ�
Structure Dimension		 �ں�
Thickness
δ		 ���m
Flange		 ��˨
Bolt		 ����
Lift Range
m		 ��������
Weight(kg)
L H≈
AS�� AS�� D D1 D2 do b n��(g��) Th. AS��
1.6������ 100 350 158 8 220 180 158 18 22 8 M16 28 30.4
125 400 184 8 250 210 184 18 22 8 M16 35 39.6
20 150 84 6 105 75 58 14 16 4 M12 7 4.2
25 160 84 6 115 85 68 14 16 4 M12 7 4.9
32 180 90 6 140 100 78 18 18 4 M16 9 8.4
2.5������ 40 200 99 7 150 110 88 18 18 4 M16 12 8.9
50 230 110 7 165 125 102 18 20 4 M16 15 10.4
65 290 128 7 185 145 122 18 22 8 M16 19 16.6
80 310 156 7 200 160 133 18 24 8 M16 23 22.1
100 350 158 8 235 190 158 22 24 8 M20 28 31.5
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