Il Bronzo UNI 5274 è una lega di bronzo all’alluminio per impieghi chimici e meccanici in genere per pezzi particolarmente sollecitati. Elementi mobili che debbano essere resistenti alla corrosione e contemporaneamente soggetti a sollecitazioni meccaniche. Necessità di lubrificazione.
Altre denominazioni: CuAl11Fe4
| diametro esterno (mm) | diametro interno (mm) | PESO (kg/mt) | diametro esterno (mm) | diametro interno (mm) | PESO (kg/mt) | diametro esterno (mm) | diametro interno (mm) | PESO (kg/mt) | diametro esterno (mm) | diametro interno (mm) | PESO (kg/mt) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 26,0 | 12,0 | 3,174 | 76,0 | 34,0 | 27,563 | 111,0 | 39,0 | 64,433 | 132,0 | 108,0 | 34,364 |
| 27,0 | 14,0 | 3,180 | 76,0 | 39,0 | 25,385 | 111,0 | 49,0 | 59,183 | 137,0 | 63,0 | 88,297 |
| 31,0 | 14,0 | 4,564 | 76,0 | 44,0 | 22,909 | 111,0 | 54,0 | 56,110 | 137,0 | 68,0 | 84,389 |
| 31,0 | 17,0 | 4,009 | 76,0 | 49,0 | 20,135 | 111,0 | 59,0 | 52,739 | 137,0 | 73,0 | 80,183 |
| 31,0 | 18,0 | 3,800 | 76,0 | 54,0 | 17,063 | 111,0 | 64,0 | 49,070 | 137,0 | 78,0 | 75,679 |
| 36,0 | 14,0 | 6,563 | 81,0 | 29,0 | 34,126 | 111,0 | 69,0 | 45,103 | 137,0 | 83,0 | 70,876 |
| 36,0 | 23,0 | 4,576 | 81,0 | 39,0 | 30,069 | 111,0 | 74,0 | 40,837 | 137,0 | 88,0 | 65,775 |
| 41,0 | 14,0 | 8,860 | 81,0 | 44,0 | 27,593 | 111,0 | 79,0 | 36,273 | 137,0 | 103,0 | 48,683 |
| 41,0 | 19,0 | 7,875 | 81,0 | 49,0 | 24,819 | 111,0 | 84,0 | 31,411 | 142,0 | 48,0 | 106,553 |
| 41,0 | 24,0 | 6,592 | 81,0 | 54,0 | 21,746 | 111,0 | 89,0 | 26,250 | 142,0 | 58,0 | 100,229 |
| 41,0 | 29,0 | 5,011 | 81,0 | 59,0 | 18,375 | 116,0 | 59,0 | 59,511 | 142,0 | 68,0 | 92,712 |
| 46,0 | 19,0 | 10,470 | 86,0 | 34,0 | 37,228 | 116,0 | 64,0 | 55,842 | 142,0 | 78,0 | 84,001 |
| 46,0 | 24,0 | 9,188 | 86,0 | 39,0 | 35,050 | 116,0 | 69,0 | 51,874 | 142,0 | 83,0 | 79,199 |
| 46,0 | 29,0 | 7,607 | 86,0 | 44,0 | 32,574 | 116,0 | 79,0 | 43,045 | 142,0 | 88,0 | 74,098 |
| 46,0 | 33,0 | 6,127 | 86,0 | 49,0 | 29,800 | 116,0 | 84,0 | 38,182 | 142,0 | 93,0 | 68,698 |
| 51,0 | 14,0 | 14,348 | 86,0 | 54,0 | 26,728 | 116,0 | 89,0 | 33,022 | 142,0 | 98,0 | 63,001 |
| 51,0 | 19,0 | 13,364 | 86,0 | 59,0 | 23,357 | 116,0 | 94,0 | 27,563 | 142,0 | 108,0 | 50,711 |
| 51,0 | 24,0 | 12,081 | 86,0 | 64,0 | 19,688 | 121,0 | 49,0 | 73,024 | 142,0 | 113,0 | 44,119 |
| 51,0 | 29,0 | 10,500 | 91,0 | 29,0 | 44,387 | 121,0 | 59,0 | 66,581 | 146,0 | 114 | 49,637 |
| 51,0 | 34,0 | 8,621 | 91,0 | 34,0 | 42,508 | 121,0 | 64,0 | 62,911 | 150,0 | 100,0 | 74,575 |
| 51,0 | 38,0 | 6,903 | 91,0 | 39,0 | 40,330 | 121,0 | 69,0 | 58,944 | 152,0 | 99,0 | 79,366 |
| 56,0 | 24,0 | 15,273 | 91,0 | 44,0 | 37,854 | 121,0 | 74,0 | 54,678 | 152,0 | 108,0 | 68,251 |
| 56,0 | 29,0 | 13,692 | 91,0 | 49,0 | 35,080 | 121,0 | 79,0 | 50,114 | 152,0 | 118 | 54,768 |
| 56,0 | 34,0 | 11,813 | 91,0 | 54,0 | 32,008 | 121,0 | 59,0 | 66,581 | 155,0 | 115,0 | 64,433 |
| 56,0 | 39,0 | 9,635 | 91,0 | 59,0 | 28,637 | 121,0 | 64,0 | 62,911 | 156,0 | 124 | 53,455 |
| 61,0 | 19,0 | 20,046 | 91,0 | 64,0 | 24,968 | 121,0 | 69,0 | 58,944 | 162,0 | 108,0 | 86,984 |
| 61,0 | 24,0 | 18,763 | 91,0 | 69,0 | 21,000 | 121,0 | 74,0 | 54,678 | 162,0 | 108,0 | 86,984 |
| 61,0 | 29,0 | 17,182 | 96,0 | 44,0 | 43,432 | 121,0 | 79,0 | 50,114 | 162,0 | 118,0 | 73,501 |
| 61,0 | 34,0 | 15,303 | 96,0 | 49,0 | 40,658 | 121,0 | 84,0 | 45,252 | 162,0 | 124,0 | 64,838 |
| 61,0 | 39,0 | 13,125 | 96,0 | 54,0 | 37,586 | 121,0 | 89,0 | 40,092 | 162,0 | 128,0 | 58,825 |
| 61,0 | 44,0 | 10,649 | 96,0 | 59,0 | 34,215 | 121,0 | 94,0 | 34,633 | 167,0 | 143,0 | 44,387 |
| 61,0 | 48,0 | 8,454 | 96,0 | 64,0 | 30,546 | 126,0 | 49,0 | 80,392 | 172,0 | 128,0 | 78,751 |
| 66,0 | 19,0 | 23,834 | 96,0 | 69,0 | 26,579 | 126,0 | 59,0 | 73,949 | 172,0 | 138,0 | 62,882 |
| 66,0 | 24,0 | 22,551 | 96,0 | 74,0 | 22,313 | 126,0 | 69,0 | 66,312 | 172,0 | 148,0 | 45,819 |
| 66,0 | 29,0 | 20,970 | 101,0 | 19,0 | 58,705 | 126,0 | 74,0 | 62,046 | 182,0 | 128,0 | 99,871 |
| 66,0 | 34,0 | 19,091 | 101,0 | 29,0 | 55,842 | 126,0 | 79,0 | 57,482 | 182,0 | 138,0 | 84,001 |
| 66,0 | 39,0 | 16,914 | 101,0 | 39,0 | 51,785 | 126,0 | 84,0 | 52,620 | 182,0 | 143,0 | 75,619 |
| 66,0 | 44,0 | 14,438 | 101,0 | 49,0 | 46,535 | 126,0 | 89,0 | 47,460 | 192,0 | 157,0 | 72,875 |
| 66,0 | 49,0 | 11,664 | 101,0 | 54,0 | 43,462 | 126,0 | 94,0 | 42,001 | 192,0 | 163,0 | 61,420 |
| 67,0 | 28,0 | 22,104 | 101,0 | 59,0 | 40,092 | 126,0 | 99,0 | 36,243 | 193,0 | 154,0 | 80,738 |
| 71,0 | 19,0 | 27,921 | 101,0 | 64,0 | 36,422 | 132,0 | 48,0 | 90,206 | 202,0 | 163,0 | 84,926 |
| 71,0 | 24,0 | 26,638 | 101,0 | 69,0 | 32,455 | 132,0 | 58,0 | 83,882 | 212,0 | 168,0 | 99,752 |
| 71,0 | 29,0 | 25,057 | 101,0 | 74,0 | 28,189 | 132,0 | 63,0 | 80,273 | 212,0 | 178,0 | 79,109 |
| 71,0 | 34,0 | 23,178 | 101,0 | 79,0 | 23,625 | 132,0 | 68,0 | 76,365 | 217,0 | 183,0 | 81,138 |
| 71,0 | 39,0 | 21,000 | 106,0 | 49,0 | 52,710 | 132,0 | 73,0 | 72,159 | 222,0 | 157,0 | 146,972 |
| 71,0 | 44,0 | 18,524 | 106,0 | 59,0 | 46,266 | 132,0 | 78,0 | 67,654 | 252,0 | 198,0 | 144,974 |
| 71,0 | 49,0 | 15,750 | 106,0 | 64,0 | 42,597 | 132,0 | 83,0 | 62,852 | 252,0 | 218 | 95,337 |
| 71,0 | 54,0 | 12,678 | 106,0 | 69,0 | 38,630 | 132,0 | 88,0 | 57,751 | 262,0 | 218,0 | 126,002 |
| 71,0 | 58,0 | 10,005 | 106,0 | 74,0 | 34,364 | 132,0 | 93,0 | 52,352 | |||
| 76,0 | 24,0 | 31,023 | 106,0 | 79,0 | 29,800 | 132,0 | 98,0 | 46,654 | |||
| 76,0 | 29,0 | 29,442 | 106,0 | 84,0 | 24,938 | 132,0 | 103,0 | 40,658 |
I valori indicati nelle tabelle sono puramente indicativi. Contattaci per esigenze diverse o per ottenere i certificati.
| Rm (kg/mm2) min. | Rp 0,2 (kg/mm2) min. | A (%) | Durezza HB min. |
|---|---|---|---|
| 55÷70 | 24÷30 | 8÷20 | 160÷180 |
| EN / CEN | % | Cu | Sn | Zn | Pb | Ni | Fe | Si | Mn | Al |
|---|---|---|---|---|---|---|---|---|---|---|
| CuAl11Fe4 | min.
max. |
81÷87 | –
0,3 |
–
0,3 |
–
0,15 |
–
2,5 |
3÷5 | –
0,15 |
–
1,0 |
10÷11,55 |
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