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1 ,�����a(ch��n)Ʒ���y�w�����Ҿ���ˮ�ܷ�Y(ji��)��(g��u),����(d��ng)�ӿ�ͨ�뉺��0��6-1MPa ��ˮ�r,����ʹϵ�y(t��ng)�c �����x,�����Cϵ�y(t��ng)��������
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2 �� DS/Z ��ϵ�в����p�l���p�����ܷ�,�����]�`��,��Ѹ�١��ܷ�ɿ�,��
3 ,���a(ch��n)Ʒ�Y(ji��)��(g��u)���Ρ��o������,���z����,��ʹ�É����L
4 ���ڹ�·�������]�b����,�����̎��ȫ�_����_��B(t��i),�����������{(di��o)��(ji��)������
5 ,���y�T�B����ʽ�ַ��m,�����ӃɷN���(q��)�ӷ�ʽ���ք�,��늄ӃɷN,��
6 �� DS ϵ��ˮ���y�T�m���ڹ��Q���� �Q10.0MPa ,�������ض� �Q 425�� ,���������|(zh��)��ˮ������,�� ����ͷǸ��g�Ԛ��w�Ĺ�·�������]�b����,�������m���ڻ�늏S���C(j��)�������ϵ�y(t��ng)��
��Ҫ����Ҏ(gu��)�� Chief property and specification
|
ԇ��
Test pressure�� |
���Q����PN/MPa
|
|||||
|
1.0
|
1.6
|
2.5
|
4.O
|
6.4
|
1O.0
|
|
|
���w��(qi��ng)��ԇ�
Shell Strength test |
1.5
|
2.4
|
3.8
|
6.O
|
9.6
|
15.0
|
|
�ܷ�ԇ�
Seal test |
1.1
|
1.8
|
2.8
|
4.4
|
7.0
|
11.O
|
|
���ܷ�ԇ�
Back seal test |
1.1
|
1.8
|
2.8
|
4.4
|
7.0
|
11.0
|
|
���ܷ�ԇ�
Leak- proofness test |
0.5��O.7
|
|||||
ʹ�÷��� Scope of use
|
�a(ch��n)Ʒe
Product classification |
�m�Üض�/��
Working temperature |
�m�ý��|(zh��)
Suitable medium |
|
̼���(C)
Carbon steel |
≤425��
|
ˮ,������,����Ʒ���Ǹ��g�Ԛ��w
Water,��Stem,��oilgoods non-corrosive gas |
|
�Ͻ��(I)
Alloy steel |
≤540��
|
��Ҫ������� Material for Main Parts
|
�a(ch��n)Ʒ���
Product type |
������Q
Part name |
|||||
|
�y�w���y�w,��֧�� B0dy,��BOnnet��Yoke
|
�y�U
Valve rod |
�l��,���y��,���ܷ���
Walge gate Disc Sealface |
�y���ܷ���
Seatring seal face |
�y�U��ĸ
Yoke nut |
����
Packing |
|
|
̼���(C) Carbon steel
|
WCB 25
|
1Crl3 ��2Crl3
|
Crl3�Ͳ��P䓻�Ӳ�|(zh��)�Ͻ� Sainlesssteelor carbidealloy
|
���P� Stainlesssteel
|
�X���~ Albronze
|
����ʯī F18xible graphite
|
|
�Ͻ��(I)
Alloy steel |
WC6 Cr5M01
|
38CrMoAlA 20CrlM01VA
|
Ⓕ��Ͻ�
|
Ӳ�|(zh��)�Ͻ�
Carbide alloy |
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ˮ���l�y��Ҫ�ߴ�/mm Main dimensionsDS/Z64H-16��25 DS/Z64Y-16I,��25I
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