cymhariaeth ddeunydd o bibell cyfnewid gwres ASTM A 199
|
safon ASTM |
Japaneaidd |
Almaeneg |
Prydeinig |
||
|
Rhif JIS |
Math DIN |
DIN Rhif |
BS Rhif |
gradd BS |
|
|
A199 T5 |
STBA25 |
12 crmo19 5 |
3606 |
CFS625 |
|
|
A199 T11 |
STBA23 |
DIN17175 |
13crmo44 |
3606 |
CFS621 |
|
A199 T22 |
STBA24 |
SEW610 |
10crmo9 10 |
3606 |
CFS622 |
|
A199 t9 |
STBA26 |
DIN17175 |
12CrMo195 |
3606 |
|
Dadansoddiad cemegol o ASTM A199 (%):
|
Gradd dur |
C |
Mn |
P (uchafswm) |
S (uchafswm) |
Os |
Cr |
Mo |
|
ASTM A199 T4 |
0.15MAX |
0.30-0.60 |
0.03 |
0.03 |
0.50-1.0 |
2.15-2.85 |
0.44-0.65 |
|
ASTM A199 T5 |
0.50-0.15 |
0.30-0.60 |
0.03 |
0.03 |
0.50MAX |
4.00-6.00 |
0.45-0.65 |
|
ASTM A199 T9 |
0.15MAX |
0.30-0.60 |
0.03 |
0.03 |
0.25-1.0 |
8.00-10.0 |
0.90-1.10 |
|
ASTM A199 T11 |
0.50-0.15 |
0.30-0.60 |
0.03 |
0.03 |
0.50-1.0 |
1.00-1.50 |
0.44-0.65 |
|
ASTM A199T22 |
0.50-0.15 |
0.30-0.60 |
0.03 |
0.03 |
0.50MAX |
1.90-2.60 |
0.87-1.13 |
|
*Ni {{0}}.40 max; V 0.18-0.25; Cb 0.06-0.10; N 0.03-0.07; Al 0.04 max |
|||||||
Priodweddau Mecanyddol ASTM A199:
|
Gradd dur |
Cryfder Tynnol (Mpa) |
Cryfder Cynnyrch (Mpa) |
Ymuniad (%) |
Caledwch HRB MAX |
|
ASTM A199 T4 |
415MIN |
170MIN |
30/22 |
85HRB MAX |
|
ASTM A199 T5 |
415MIN |
170MIN |
30/22 |
85HRB MAX |
|
ASTM A199 T9 |
415MIN |
170MIN |
30/22 |
85HRB MAX |
|
ASTM A199 T11 |
415MIN |
170MIN |
30/22 |
85HRB MAX |
|
ASTM A199 T22 |
415MIN |
170MIN |
30/22 |
85HRB MAX |
