304 Dur Di-staen Rownd
304 bar crwn di-staen: ymwrthedd cyrydiad da, ymwrthedd gwres, cryfder tymheredd isel a phriodweddau mecanyddol, stampio, plygu ac ymarferoldeb poeth arall, dim ffenomen caledu triniaeth wres. Yn defnyddio: llestri bwrdd, cypyrddau, boeleri, rhannau ceir, offer meddygol, deunyddiau adeiladu, diwydiant bwyd (gan ddefnyddio tymheredd -196 gradd -700 gradd).
Deunydd 304 (18Cr-8Ni): fel ystod eang o ddefnyddiau o ddur, gydag ymwrthedd cyrydiad da, ymwrthedd gwres, cryfder tymheredd isel a phriodweddau mecanyddol; mae stampio, plygu ac ymarferoldeb poeth arall yn dda, ni fydd unrhyw ffenomen caledu triniaeth wres (anfagnetig, yn cael ei ddefnyddio yn nhymheredd y C. - 196 gradd C ~ 800 gradd C).
304 dur gwrthstaen rownd bar cyfansoddiad cemegol
| Elfen | Canran |
| C | 0.08 uchafswm |
| Fe | 66.34 - 74 |
| Mn | 2 uchafswm |
| Ni | 8 - 10.5 |
| P | 0.045 uchafswm |
| S | 0.03 uchafswm |
| Si | 1 max |
| Cr | 20 |
304 dur gwrthstaen rod eiddo mecanyddol
| Ymerodrol | Metrig | |
| Dwysedd | 0.289 pwys/mewn 3 | 8.0 g/cc |
| Cryfder Tynnol Ultimate | 73,200psi | 310 MPa |
| Cynnyrch Cryfder Tynnol | 31,200psi | 276 MPa |
| Ymdoddbwynt | 2,550 - 2,651 gradd F | 1,400 - 1,455 gradd |
| Tymher | Annealed |
| Caledwch Rockwell | B70 |
| Caledwch Brinell | 123 |
304 dur di-staen rownd rod Cynhyrchion meintiau
| Diamedr | Diamedr | Hyd | Kgs Per Lgh | ||
|---|---|---|---|---|---|
| mm | modfeddi | metr | 304 | 316 | |
| 3.175 | 1/8" | 3.66 | 0.230 | 0.232 | |
| 4.763 | 3/16" | 6 | 0.849 | 0.855 | |
| 6.350 | 1/4" | 6 | 1.510 | 1.519 | |
| 7.938 | 5/16" | 6 | 2.359 | 2.374 | |
| 9.525 | 3/8" | 6 | 3.397 | 3.419 | |
| 11.113 | 7/16" | 6 | 4.624 | 4.653 | |
| 12.700 | 1/2" | 6 | 6.039 | 6.077 | |
| 14.288 | 9/16" | 6 | 7.643 | 7.692 | |
| 15.875 | 5/8" | 6 | 9.435 | 9.496 | |
| 19.050 | 3/4" | 6 | 13.587 | 13.674 | |
| 2.225 | 7/8" | 6 | 18.494 | 18.612 | |
| 25.400 | 1″ | 6 | 24.155 | 24.310 | |
| 28.575 | 1 1/8" | 6 | 30.571 | 30.767 | |
| 31.750 | 1 1/4" | 6 | 37.742 | 37.986 | |
| 34.925 | 1 3/8" | 6 | 45.668 | 45.960 | |
| 38.100 | 1 1/2" | 6 | 54.348 | 54.697 | |
| 41.275 | 1 5/8" | 6 | 63.784 | 64.193 | |
| 44.450 | 1 3/4" | 6 | 73.974 | 74.448 | |
| 47.625 | 1 7/8" | 6 | 84.919 | 85.464 | |
| 50.800 | 1″ | 6 | 96.619 | 97.236 | |
| 57.150 | 2 1/4" | 6 | 122.284 | 123.067 | |
| 63.500 | 2 1/2" | 6 | 150.967 | 151.935 | |
| 69.850 | 2 3/4" | 6 | 182.671 | 183.842 | |
| 76.200 | 3″ | 6 | 217.393 | 218.787 | |
| 82.500 | 3 1/4" | 6 | 255.132 | 256.77 | |
| 88.900 | 3 1/2" | 6 | 295.896 | 297.793 | |
| 95.250 | 3 3/4" | 6 | 339.677 | 341.856 | |
| 101.600 | 4″ | 6 | 386.477 | 388.956 | |
| 107.950 | 4 1/4" | 6 | 436.296 | 439.093 | |
| 114.300 | 4 1/2" | 6 | 489.132 | 492.270 | |
| 120.650 | 4 3/4" | 6 | 544.992 | 548.486 | |
| 127.000 | 5″ | 6 | 603.870 | 607.741 | |
| 133.350 | 5 1/4" | 6 | 665.766 | 670.034 | |
| 139.700 | 5 1/2" | 6 | 730.682 | 735.366 | |
| 152.400 | 6″ | 6 | 869.572 | 875.147 | |
| 165.100 | 6 1/2" | 6 | 1020.540 | 1027.082 | |
| 177.800 | 7″ | 6 | 1183.585 | 1191.172 | |
| 190.500 | 7 1/2" | 6 | 1359.246 | 1367.417 | |
| 203.200 | 8″ | 6 | 1545.907 | 1555.816 | |
| 215.900 | 8 1/2" | 6 | 1745.184 | 1756.368 | |
| 228.600 | 9″ | 6 | 1956.538 | 1969.080 | |
| 254.000 | 10″ | 6 | 2415.479 | 2430.963 | |
| 279.400 | 11″ | 6 | 2922.730 | 2941.465 | |
| 304.800 | 12″ | 6 | 3478.290 | 3500.587 | |
dur gwrthstaen crwn 304 delwedd cynnyrch
Llun tîm grŵp GNEE
Ymweliad cwsmer grŵp GNEE
Mae GNEE Group yn cymryd rhan mewn arddangosfa cynhyrchion dur
Mae gennym ddigon o 304 o ddur crwn dur di-staen mewn stoc, a gallwn hefyd ei addasu yn unol â'ch anghenion.
Tagiau poblogaidd: 304 dur gwrthstaen rownd dur, Tsieina 304 dur gwrthstaen rownd dur gweithgynhyrchwyr, cyflenwyr, ffatri
