Gradd 304 Dur Di-staen: Priodweddau, Gwneuthuriad a Chymwysiadau
Feb 25, 2026
Gadewch neges
Cyfansoddiad Cemegol Dur Di-staen 304
Tabl 1 .Cyfansoddiad cemegol ar gyfer 304 o aloion dur di-staen
|
% |
304 |
304L |
304H |
|
C |
0.0 - 0.07 |
0.0 - 0.03 |
0.04 - 0.08 |
|
Mn |
0.0 - 2.0 |
0.0 - 2.00 |
0.0 - 2.0 |
|
Si |
0.0 - 1.00 |
0.0 - 1.00 |
0.0 - 1.0 |
|
P |
0.0 - 0.05 |
0.0 - 0.05 |
0.0 - 0.04 |
|
S |
0.0 - 0.03 |
0.0 - 0.02 |
0.0 - 0.02 |
|
Cr |
17.50 - 19.50 |
17.50 - 19.50 |
17.00 - 19.00 |
|
Ni |
8.00 - 10.50 |
8.00 - 10.50 |
8.00 - 11.00 |
|
Fe |
Cydbwysedd |
Cydbwysedd |
Cydbwysedd |
|
N |
0.0-0.11 |
0.0-0.11 |
0.0 - 0.10 |
Priodweddau Dur Di-staen 304
Priodweddau Mecanyddol Dur Di-staen 304
Tabl 2a.Priodweddau mecanyddol ar gyfer 304 o aloion dur di-staen - dalen hyd at 8 mm o drwch
|
Gradd |
304 |
304L |
304H |
|
Cryfder Tynnol (MPa) |
540 - 750 |
520 - 700 |
- |
|
Prawf Straen (MPa) |
230 Munud |
220 Munud |
- |
|
Elongation A50 mm |
45 Munud % |
45 Munud % |
- |
Tabl 2b.Priodweddau mecanyddol ar gyfer 304 o aloion dur gwrthstaen - plât o 8 - 75 mm o drwch
|
Gradd |
304 |
304L |
304H |
|
Cryfder Tynnol (MPa) |
520 - 720 |
500 - 700 |
- |
|
Prawf Straen (MPa) |
210 Munud |
200 Munud |
- |
|
Elongation A5 |
45 Munud % |
45 Munud % |
- |
Anfon ymchwiliad