Cruas Stiallacha Cruach Dhosmálta:
Stiallacha – Ábhar fuar-rollta faoi 3/16 in.[5.00] i dtiús agus faoi 24 in. [600mm] ar leithead. Bonn ar ASTM A480-2016
Grád: 201, 301, 304, 316, 321, 430
Grád | Stáit | Neart Teanntachta (MPa) | Fadú (% i 50mm) | Neart Táirgeachta 0.2% Cruthúnas (MPa) | Cruas |
HV | |||||
SUS 301 | ANN | ≥ 205 | ≥ 520 | ≥ 40 | ≤ 218 |
1/4H | ≥ 470 | ≥ 780 | ≥25 | 250 – 310 | |
1/2H | ≥ 510 | ≥ 930 | ≥ 18 | 310-370 | |
3/4H | ≥ 745 | ≥ 1130 | ≥5 | 370 – 430 | |
FH | ≥ 1030 | ≥ 1320 | ≥4 | 430 – 490 | |
EH | ≥ 1275 | ≥ 1570 | ≥3 | 490 – 550 | |
SH | ≥ 1550 | ≥ 1750 | ≥ 1 | ≥ 550 | |
SUS 304 | ANN | ≥ 205 | ≥ 520 | ≥ 40 | ≤ 200 |
1/4H | ≥ 450 | ≥ 700 | ≥ 20 | 220 – 250 | |
1/2H | ≥ 700 | ≥ 850 | ≥ 8 | 250 – 310 | |
3/4H | ≥ 880 | ≥ 1000 | ≥4 | 310-370 | |
FH | ≥ 1020 | ≥ 1150 | ≥ 1 | ≥ 370 | |
SUS 430 | ANN | ≥ 205 | ≥ 420 | ≥22 | ≤ 200 |
1/4H | ≥ 500 | ≥ 550 | ≥5 | 160-200 | |
1/2H | ≥ 600 | ≥ 650 | ≥3 | 200 – 240 | |
3/4H | ≥ 680 | ≥ 750 | ≥2 | 240-280 | |
FH | ≥ 800 | ≥ 850 | ≥ 1 | ≥ 280 |
Am postála: Aibreán-06-2021