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©Ê¯à³W½d:
¤½ºÙÀ£¤OPN | 2.5 | 4.0 |
MPa
|
´ßÅé¸ÕÅçÀ£¤OPT | 3.75 | 6.0 | |
°ªÀ£±K«Ê¸ÕÅçÀ£¤O | 2.75 | 4.4 | |
¾A¥Î¤¶½è | ²G¤Æ®ð¡B¤ÑµM®ðµ¥ | ||
¾A¥Î·Å«× | -40 +80¢J | ||
ªkÄõ³s±µ¼Ð·Ç | JB/T 79-94 | ||
| H42F/N-25/40¤î¦^»Ö ³q®|¡]DN¡^:25 200¡]mm¡^ À£¤O¡]PN¡^¡G2.5,4.0MPa |
[H42N]¥Dn¥~«¬¤Ø¤o©M³s±µ¤Ø¤o
PN | DN | H | D | D1 | D2 | b | f | Z-£pd |
2.5MPa | 25 | 105 | 115 | 85 | 65 | 16 | 2 | 4-14 |
32 | 150 | 135 | 100 | 78 | 18 | 3 | 4-18 | |
40 | 160 | 145 | 110 | 85 | 18 | 3 | 4-18 | |
50 | 170 | 160 | 125 | 100 | 20 | 3 | 4-18 | |
65 | 180 | 180 | 145 | 120 | 22 | 3 | 8-18 | |
80 | 200 | 195 | 160 | 135 | 22 | 3 | 8-18 | |
100 | 210 | 230 | 190 | 160 | 24 | 3 | 8-23 | |
150 | 300 | 300 | 250 | 218 | 30 | 3 | 8-25 | |
200 | 380 | 360 | 310 | 278 | 34 | 4 | 12-25 |
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