Plât dur ASTM A517 Gradd A, A517 Gr.A, A517GrA
Manyleb safonol ASTM A517 ar gyfer platiau llestr pwysedd, dur aloi, cryfder uchel, wedi'i ddiffodd a'i dymheru.
Rhaid lladd y dur a rhaid iddo gydymffurfio â gofyniad maint grawn austenitig Manyleb A20 /A20M.
| A517 gradd A Cyfansoddiad Cemegol |
| Gradd |
Yr Elfen Max (%) |
| C |
Si |
Mn |
P |
S |
| A517 gradd A |
0.13-0.23 |
0.34-0.86 |
0.74-1.20 |
0.035 |
0.035 |
| Cr |
Mo |
B |
Zr |
|
| 0.46-0.84 |
0.15-0.31 |
0.0025 |
0.04-0.16 |
|
Cyfwerth â charbon: Ceq = 【C+Mn/6+(Cr+Mo+V)/5+(Ni+Cu)/15】%
| Gradd |
|
A517 gradd A Eiddo Mecanyddol |
| Trwch |
Cnwd |
Tynnol |
Elongation |
| A517 gradd A |
mm |
Mpa Isaf |
Mpa |
Isafswm % |
| 6-65 |
690 |
795-930 |
16% |
| 65-150 |
620 |
725-930 |
14% |
ASTM A517 Gradd B, A517 Gr.B, plât dur A517GrB
| A517 gradd Bchemical Cyfansoddiad |
| Gradd |
Yr Elfen Max (%) |
| C |
Si |
Mn |
P |
S |
| A517 gradd B |
0.13-0.23 |
0.13-0.37 |
0.64-1.10 |
0.035 |
0.035 |
| Cr |
Mo |
B |
Ti |
V |
| 0.36-0.69 |
0.12-0.28 |
0.0005-0.005 |
0.01-0.05 |
0.02-0.09 |
Cyfwerth â charbon: Ceq = 【C+Mn/6+(Cr+Mo+V)/5+(Ni+Cu)/15】%
| Gradd |
|
A517 gradd B Eiddo Mecanyddol |
| Trwch |
Cnwd |
Tynnol |
Elongation |
| A517 gradd B |
mm |
Mpa Isaf |
Mpa |
Isafswm % |
| 6-65 |
690 |
795-930 |
16% |
| 65-150 |
620 |
725-930 |
14% |
Plât dur ASTM A517 Gradd E, A517 Gr.E, A517GrE
| Cyfansoddi Echemegol gradd A517 |
| Gradd |
Yr Elfen Max (%) |
| C |
Si |
Mn |
P |
S |
| A517 gradd E |
0.10-0.22 |
0.08-0.45 |
0.35-0.78 |
0.035 |
0.035 |
| Cr |
Mo |
B |
Ti |
V |
| 1.34-2.06 |
0.36-0.64 |
0.001-0.005 |
0.005-0.11 |
|
Cyfwerth â charbon: Ceq = 【C+Mn/6+(Cr+Mo+V)/5+(Ni+Cu)/15】%
| Gradd |
|
A517 gradd E Eiddo Mecanyddol |
| Trwch |
Cnwd |
Tynnol |
Elongation |
| A517 gradd E |
mm |
Mpa Isaf |
Mpa |
Isafswm % |
| 6-65 |
690 |
795-930 |
16% |
| 65-150 |
620 |
725-930 |
14% |
Plât dur ASTM A517 Gradd F, A517 Gr.F, A517GrF
| A517 gradd FChemical Cyfansoddiad |
| Gradd |
Yr Elfen Max (%) |
| C |
Si |
Mn |
P |
S |
Cu |
| A517 gradd F |
0.08-0.22 |
0.13-0.37 |
0.55-1.10 |
0.035 |
0.035 |
0.12-0.53 |
| Cr |
Mo |
B |
V |
Ni |
|
| 0.36-0.69 |
0.36-0.64 |
0.0005-0.006 |
0.02-0.09 |
0.67-1.03 |
|
Cyfwerth â charbon: Ceq = 【C+Mn/6+(Cr+Mo+V)/5+(Ni+Cu)/15】%
| Gradd |
|
A517 gradd F Eiddo Mecanyddol |
| Trwch |
Cnwd |
Tynnol |
Elongation |
| A517 gradd F |
mm |
Mpa Isaf |
Mpa |
Isafswm % |
| 6-65 |
690 |
795-930 |
16% |
| 65-150 |
620 |
725-930 |
14% |
Plât dur ASTM A517 Gradd H, A517 Gr.H, A517GrH
| A517 gradd H Cyfansoddiad Cemegol |
| Gradd |
Yr Elfen Max (%) |
| C |
Si |
Mn |
P |
S |
Ni |
| A517 gradd H |
0.10-0.23 |
0.13-0.37 |
0.87-1.41 |
0.035 |
0.035 |
0.27-0.73 |
| Cr |
Mo |
B |
V |
|
|
| 0.36-0.69 |
0.17-0.33 |
MIN 0.0005 |
0.02-0.09 |
|
|
Cyfwerth â charbon: Ceq = 【C+Mn/6+(Cr+Mo+V)/5+(Ni+Cu)/15】%
| Gradd |
|
A517 gradd H Eiddo Mecanyddol |
| Trwch |
Cnwd |
Tynnol |
Elongation |
| A517 gradd H |
mm |
Mpa Isaf |
Mpa |
Isafswm % |
| 6-65 |
690 |
795-930 |
16% |
| 65-150 |
620 |
725-930 |
14% |
Plât dur ASTM A517 Gradd P, A517 Gr.P, A517GrP
| A517 gradd P Cyfansoddiad Cemegol |
| Gradd |
Yr Elfen Max (%) |
| C |
Si |
Mn |
P |
S |
Ni |
| A517 gradd P |
0.10-0.23 |
0.18-0.37 |
0.40-0.78 |
0.035 |
0.035 |
1.15-1.55 |
| Cr |
Mo |
B |
|
|
|
| 0.79-1.26 |
0.41-0.64 |
0.001-0.005 |
|
|
|
Cyfwerth â charbon: Ceq = 【C+Mn/6+(Cr+Mo+V)/5+(Ni+Cu)/15】%
| Gradd |
|
A517 gradd P Eiddo Mecanyddol |
| Trwch |
Cnwd |
Tynnol |
Elongation |
| A517 gradd P |
mm |
Mpa Isaf |
Mpa |
Isafswm % |
| 6-65 |
690 |
795-930 |
16% |
| 65-150 |
620 |
725-930 |
14% |
ASTM A517 Gradd Q,A517 Gr.Q, plât dur A517GrQ
| A517 gradd Q Cyfansoddiad Cemegol |
| Gradd |
Yr Elfen Max (%) |
| C |
Si |
Mn |
P |
S |
Ni |
| A517 gradd Q |
0.12-0.23 |
0.13-0.37 |
0.87-1.41 |
0.035 |
0.035 |
1.15-1.55 |
| Cr |
Mo |
V |
|
|
|
| 0.94-1.56 |
0.36-0.64 |
0.02-0.09 |
|
|
|
Cyfwerth â charbon: Ceq = 【C+Mn/6+(Cr+Mo+V)/5+(Ni+Cu)/15】%
| Gradd |
|
A517 gradd Q Eiddo Mecanyddol |
| Trwch |
Cnwd |
Tynnol |
Elongation |
| A517 gradd Q |
mm |
Mpa Isaf |
Mpa |
Isafswm % |
| 6-65 |
690 |
795-930 |
16% |
| 65-150 |
620 |
725-930 |
14% |
Plât dur ASTM A517 Gradd S, A517 Gr.S, A517GrS
| A517 gradd S Cyfansoddiad |
| Gradd |
Yr Elfen Max (%) |
| C |
Si |
Mn |
P |
S |
Ti |
| A517 gradd S |
0.10-0.22 |
0.13-0.45 |
1.02-1.62 |
0.035 |
0.035 |
0.07 |
| Cb |
Mo |
|
|
|
|
| 0.07 |
0.10-0.38 |
|
|
|
|
Cyfwerth â charbon: Ceq = 【C+Mn/6+(Cr+Mo+V)/5+(Ni+Cu)/15】%
| Gradd |
|
A517 gradd S Eiddo Mecanyddol |
| Trwch |
Cnwd |
Tynnol |
Elongation |
| A517 gradd S |
mm |
Mpa Isaf |
Mpa |
Isafswm % |
| 6-65 |
690 |
795-930 |
16% |
| 65-150 |
620 |
725-930 |
14% |