±`¥ÎÅKµ·¤Æ¾Ç¦¨¤À¤Îª«²z©Ê¯à
| §÷½è |
³W®æ |
¤Æ¾Ç¦¨¥÷% |
Oxidize method |
| C |
Mn |
Si |
S |
P |
| ≤ |
| Q195 |
------ |
0.06-0.12 |
0.25-0.50 |
0.30 |
0.050 |
0.045 |
F.b.Z |
| Q215 |
A |
0.09-0.15 |
0.25-0.55 |
0.30 |
0.050 |
0.045 |
F.b.Z |
| B |
0.045 |
| Q235 |
A |
0.14-0.22 |
0.30-0.65 |
0.30 |
0.050 |
0.045 |
F.b.Z |
| B |
0.12-0.22 |
0.30-0.70 |
0.045 |
| A |
≤0.18 |
0.35-0.80 |
0.040 |
0.040 |
Z |
| B |
≤0.17 |
0.035 |
0.035 |
TZ |
| Q255 |
A |
0.18-0.28 |
0.40-0.7 |
0.30 |
0.050 |
0.045 |
F.b.Z |
| B |
0.045 |
| Q275 |
------- |
0.28-0.38 |
0.5-0.8 |
0.35 |
0.050 |
0.045 |
b.Z |
ª«²z©Ê¯à¡GPhysics performance
| µP¸¹ |
µ¥¯Å |
©Ô¦ù¸ÕÅç Tensile test |
½ÄÀ»¸ÕÅç |
| ©}ªAÂI N/mm2 |
§Ü©Ô±j«×N/mm2 |
¦ùªø²vExtending rate |
·Å«× |
V«¬½ÄÀ»¤O(Áa¦V) |
| ¿û§÷«p«×(ª½®|),mm |
¿û§÷«p«×(ª½®|),mm |
| ≤16 |
>16
~40 |
>40
~60 |
>60
~100 |
>100
~150 |
>150 |
≤16 |
>16
~40 |
>40
~60 |
>60
~100 |
>100
~150 |
>150 |
| ¤£¤p¤_>= |
¤£¤p¤_>= |
¤£¤p¤_ |
| Q195 |
|
195 |
185 |
|
|
|
|
315~430 |
33 |
32 |
|
|
|
|
-- |
----- |
| Q215 |
A |
215 |
205 |
195 |
185 |
175 |
165 |
335~450 |
31 |
30 |
29 |
28 |
27 |
26 |
-- |
----- |
| B |
20 |
27 |
| Q235 |
A |
235 |
225 |
215 |
205 |
195 |
185 |
375~500 |
26 |
25 |
24 |
23 |
22 |
21 |
-- |
----- |
| B |
20 |
27 |
| C |
0 |
| D |
-20 |
| Q255 |
A |
255 |
245 |
235 |
225 |
215 |
205 |
410~550 |
24 |
23 |
22 |
21 |
20 |
19 |
-- |
----- |
| B |
20 |
27 |
| Q275 |
|
275 |
265 |
255 |
245 |
235 |
225 |
490~630 |
20 |
19 |
18 |
17 |
16 |
15 |
-- |
----- |
|