304??????
304????????б??
????GB/T14975-2002??GB/T14976-2002 ??GB/T13296-91
????ASTM A312/A312M??ASTM A213/213A ??ASTM A269/269M
?±?DIN2462
???JIS G3463
?????????
|
16*2 |
22*2 |
32*2 |
|
16*3 |
22*3 |
38*2 |
|
18*2 |
25*2 |
32*2.5 |
|
18*3 |
25*2.5 |
32*3 |
|
19*2 |
25 *3 |
34*2.5 |
|
19*3 |
27*2 |
34*3 |
|
20*2 |
27*2.5 |
38*2.5 |
|
20*3 |
27*3 |
38*4 |
????????????δ?????304????????????????綽?????????????????????????????????!
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???????????0510-88264321??88223334 ???棺0510-88223334 ?????18921237777
|
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