�ք�(d��ng)ͨ�L(f��ng)���y-D41W-�Ϻ����y�T����˾
�˚⣺1958 �l(f��)���r(sh��)�g��2017-03-28 10:47 �P(gu��n)�I�~���ք�(d��ng)ͨ�L(f��ng)���y�Y(ji��)��(g��u)�D �ք�(d��ng)ͨ�L(f��ng)���y���b�f(shu��)�� �ք�(d��ng)ͨ�L(f��ng)���y��(bi��o)��(zh��n)�ߴ� �a(ch��n)Ʒ��̖(h��o)��D41W ��(y��ng)���I(l��ng)��ˮ̎�� �a(ch��n)Ʒ�r(ji��)�� |
�a(ch��n)Ʒ���Q���ք�(d��ng)ͨ�L(f��ng)���y
�a(ch��n)ƷƷ�ƣ���
�a(ch��n)Ʒ��̖(h��o)��D41W
�a(ch��n)Ʒ�ڏ���DN50-250
�a(ch��n)Ʒ������0.1-1.0Mpa
�a(ch��n)Ʒ���|(zh��)���T�,�����P䓵�
�a(ch��n)Ʒ��(y��ng)�ã�ú�⡢�������
�a(ch��n)Ʒ��(ji��n)�飺
���ք�(d��ng)ͨ�L(f��ng)���y�����y�T���I(y��)���a(ch��n)�S��,���|(zh��)���ɿ�,���r(ji��)�����,����(y��u)�|(zh��)���ۺ����(w��)���������Ƶ��|(zh��)�������wϵ����(qi��ng)��ļ��g(sh��)�_(k��i)�l(f��)�F(tu��n)�(du��)�����ք�(d��ng)ͨ�L(f��ng)���y�a(ch��n)Ʒ��(du��)���r���m����,��ʹ�É����L(zh��ng)�����c(di��n),����(y��u)�|(zh��)�ք�(d��ng)ͨ�L(f��ng)���y����(y��ng)�̞����ṩ��̖(h��o)���Y��,���ߴ�,�����M(j��n)�������O(sh��)�䣬��ʮ�d�ք�(d��ng)ͨ�L(f��ng)���y���I(y��)���콛(j��ng)�(y��n),��ȫ��(gu��)����ͨ���y�T���a(ch��n)��I(y��),���麣��(n��i)���Ñ��ṩ���|(zh��)���ք�(d��ng)ͨ�L(f��ng)���y�a(ch��n)Ʒ��
�ք�(d��ng)ͨ�L(f��ng)���y�Y(ji��)��(g��u)�ߴ�D��
�ք�(d��ng)ͨ�L(f��ng)���y������
�ք�(d��ng)ͨ�L(f��ng)���y�����c�y�w��ͬ���ϼӹ����ܷ�Ȧ,�����m�Üض��S�y�w�x�Ķ���,�����Q����≤0.6MP��,��һ���m�ù��I(y��)��ұ��,���h(hu��n)���ȹܵ���ͨ�L(f��ng)�{(di��o)��(ji��)���|(zh��)����֮��,��
�ք�(d��ng)ͨ�L(f��ng)���y����Ҫ���c(di��n)�飺
1.�O(sh��)Ӌ(j��)�·f������,���Y(ji��)��(g��u)��(d��)��,�������p�����]Ѹ��,��
2.����С,���������㣬ʡ���`��,��
3.�����m��(y��ng)�IJ����ԝM���,���С��߲�ͬ���|(zh��)�ض��估���g�Խ��|(zh��)��,��
�ք�(d��ng)ͨ�L(f��ng)���y���Ø�(bi��o)��(zh��n)
�O(sh��)Ӌ(j��)��(bi��o)��(zh��n)��GB/T 12238-1989,��JB/T8692-1998
���m�B�ӳߴ磺GB/T9115.1-2000 GB/T9113.1-2000
�Y(ji��)��(g��u)�L(zh��ng)�ȣ�GB/T12221-1989
����ԇ�(y��n)��GB/T 13927-1992��JB/T9092-1999
����(d��ng)ͨ�L(f��ng)���y��Ҫ���g(sh��)����(sh��)��
���Qͨ��
|
DN |
50��2000 |
||
���Q���� |
PN(MPa) |
0.05 |
0.25 |
0.6 |
ԇ�(y��n)���� |
��(qi��ng)��ԇ�(y��n) |
0.075 |
0.375 |
0.9 |
�ܷ�ԇ�(y��n) |
≤1.5%й©�� |
|||
�m�ý��|(zh��) |
ú��,�����m���w,��������� |
|||
�(q��)��(d��ng)��ʽ |
�ք�(d��ng)���U݆����(d��ng),�������(d��ng),��늂���(d��ng) |
������Q
|
���� |
�y�w |
�T�F�����P�,���t��f��,���t�f�䓵�������� |
���� |
�T�F�����P�,���t��f��,���t�f�䓵�������� |
�y���ܷ�Ȧ |
�c�y�w��ͬ |
�y�U |
̼䓡�2Cr13,�����P�,���t��f�� |
���� |
�����ϡ�����ʯī |
����Ʒ�N
|
̼��� |
�͜�̼� |
�Ͻ�� |
�W���w���P� |
�t�f�C� |
|
��̖(h��o) |
WCB |
LCB |
WC6��WC9 |
C5����C12 |
�tCr-18��type304,��316 |
12CrMoV |
����ߜض� |
425�� |
345�� |
595�� |
650�� |
600�� |
560�� |
����͜ض� |
-29�� |
-46�� |
-29�� |
-29�� |
-196�� |
-40�� |
�m�ù����ض� |
425�� |
345�� |
595�� |
650�� |
600�� |
560�� |
���Qͨ��DN
|
�Y(ji��)��(g��u)�L(zh��ng)�� |
���ͳߴ�(����ֵ) |
�B�ӳߴ�(��(bi��o)��(zh��n)ֵ) |
���� |
|||||||||||
0.05MPa��0.25MPa |
0.6MPa |
||||||||||||||
���� |
Ӣ�� |
L |
H |
H0 |
A |
B |
D |
D1 |
D2 |
n-d |
D |
D1 |
D2 |
n-d |
|
50 |
2 |
108 |
80 |
270 |
260 |
110 |
140 |
110 |
88 |
4-14 |
140 |
110 |
88 |
4-14 |
9 |
65 |
21/2 |
112 |
89 |
295 |
260 |
110 |
160 |
130 |
108 |
4-14 |
160 |
130 |
108 |
4-14 |
12 |
80 |
3 |
114 |
95 |
306 |
260 |
110 |
190 |
150 |
124 |
4-18 |
190 |
150 |
124 |
4-18 |
15 |
100 |
4 |
127 |
115 |
350 |
260 |
110 |
210 |
170 |
144 |
4-18 |
210 |
170 |
144 |
4-18 |
17 |
125 |
5 |
140 |
127 |
370 |
320 |
110 |
240 |
200 |
174 |
8-18 |
240 |
200 |
174 |
8-18 |
23 |
150 |
6 |
140 |
139 |
400 |
320 |
110 |
265 |
225 |
199 |
8-18 |
265 |
225 |
199 |
8-18 |
25 |
1.�a(ch��n)Ʒ�x�ͣ�����ָ����̖(h��o)��(bi��o)��(zh��n),��Ո(q��ng)ֱ���N�۟ᾀ��ԃ�r(ji��)���˽�Ԕ��,��
2.���g(sh��)֧�֣���](m��i)��ָ���a(ch��n)Ʒ��̖(h��o)Ҏ(gu��)��,��Ո(q��ng)�ѹ��rҪ���O(sh��)Ӌ(j��)�D�������g(sh��)Ҏ(gu��)��,���l(f��)�͂�����]��������˾,��
3.����(sh��)�f(shu��)����Ո(q��ng)?zh��)ṩͨ����DN��,���Q������Mpa�����ضȣ��棩,���B�ӷ�ʽ���ݼy,�����m����(du��)�A�ȣ�,���(q��)��(d��ng)��ʽ��
4.�(q��)��(d��ng)��ʽ���ք�(d��ng),��݆,�����(d��ng)��늄�(d��ng)��,��
5.�a(ch��n)Ʒ��(bi��o)��(zh��n)����(gu��)��(bi��o)GB,����(bi��o)JIS������(bi��o)ANSI,����(bi��o)DIN��,��
6.��(b��o)�r(ji��)�_�J(r��n)������˾�ṩ��(b��o)�r(ji��)��μ����g(sh��)��(bi��o)��(zh��n)�f(shu��)�����͑��_�J(r��n)�����p�����g(sh��)������_�J(r��n)���ٔM����ͬ,��
7.�|(zh��)����(bi��o)��(zh��n)���|(zh��)��Ҫ��,���|(zh��)����(bi��o)��(zh��n)��������(du��)�|(zh��)��ؓ(f��)؟(z��)�ėl������(gu��)�����P(gu��n)�|(zh��)����(bi��o)��(zh��n),��