| 種 類 |
NPC
材質記号 |
相当規格
( )は圧延材規格の記号 |
化 学 成 分(%) ※は必要時添加 |
| JIS |
AISI
又は SAE |
他 |
C |
Si |
Mn |
P |
S |
Ni |
Cr |
Mo |
|
|
Fe |
機
械
構
造
用
鋼 |
炭素鋼 |
S15C |
(S15C) |
(1015) |
|
0.10~0.20 |
0.20~0.60 |
0.30~0.60 |
≦0.04 |
≦0.04 |
|
|
|
|
|
Rem |
| S50C |
(S50C) |
(1049) |
|
0.45~0.55 |
0.20~1.00 |
0.60~0.90 |
≦0.04 |
≦0.04 |
|
|
|
|
|
Rem |
| 低合金鋼 |
SCr5C |
(SCr445) |
(5147) |
|
0.40~0.50 |
0.20~1.00 |
0.60~0.85 |
≦0.04 |
≦0.04 |
|
0.90~1.20 |
|
|
|
Rem |
| SCM4C |
(SCM440) |
(4140) |
AMS5338 |
0.35~0.45 |
0.20~1.00 |
0.60~0.85 |
≦0.04 |
≦0.04 |
|
0.90~1.20 |
0.15~0.30 |
|
|
Rem |
| SCM21C |
(SCM415) |
(4115) |
|
0.10~0.20 |
0.20~0.60 |
0.60~0.85 |
≦0.04 |
≦0.04 |
|
0.90~1.20 |
0.15~0.30 |
|
|
Rem |
| SNCM8C |
(SNCM439) |
(4340) |
AMS5330 |
0.35~0.45 |
0.20~1.00 |
0.60~0.90 |
≦0.04 |
≦0.04 |
1.60~2.00 |
0.60~1.00 |
0.15~0.30 |
|
|
Rem |
| SNCM21C |
(SNCM220) |
(8620) |
AMS5333 |
0.15~0.25 |
0.20~0.60 |
0.60~0.90 |
≦0.04 |
≦0.04 |
0.40~0.70 |
0.35~0.75 |
0.15~0.30 |
|
|
Rem |
| SNCM23C |
(SNCM420) |
(4320) |
|
0.15~0.25 |
0.20~0.60 |
0.40~0.70 |
≦0.04 |
≦0.04 |
1.60~2.00 |
0.40~0.70 |
0.15~0.30 |
|
|
Rem |
ス
テ
ン
レ
ス
鋼 |
オーステナイト系 |
SCS13 |
SCS13
(SUS304) |
(304) |
ACI CF-8 |
≦0.08 |
≦2.00 |
≦2.00 |
≦0.040 |
≦0.040 |
8.00~11.00 |
18.00~21.00 |
|
|
|
Rem |
| SCS14 |
SCS14
(SCS316) |
(316) |
ACI CF-8M |
≦0.08 |
≦2.00 |
≦2.00 |
≦0.040 |
≦0.040 |
10.00~14.00 |
17.00~20.00 |
2.00~3.00 |
|
|
Rem |
| SCS16 |
SCS16
(SUS316L) |
(316L) |
ACI CF-3M |
≦0.03 |
≦1.50 |
≦2.00 |
≦0.040 |
≦0.040 |
12.00~16.00 |
17.00~20.00 |
2.00~3.00 |
|
|
Rem |
| SUS303C |
(SUS303) |
(303) |
|
≦0.15 |
≦1.00 |
≦2.00 |
≦0.20 |
≧0.15 |
8.00~10.00 |
17.00~19.00 |
≦0.60 ※ |
|
|
Rem |
オーステナイト
・フェライト系 |
SCS10 |
SCS10
(SUS329J3L) |
(S31803) |
|
≦0.03 |
≦1.50 |
≦1.50 |
≦0.040 |
≦0.030 |
4.50~8.50 |
21.00~26.00 |
2.50~4.00 |
|
|
Rem |
| SCS11 |
SCS11
(SUS329J1) |
(329) |
|
≦0.08 |
≦1.50 |
≦1.00 |
≦0.040 |
≦0.030 |
4.00~7.00 |
23.00~27.00 |
1.50~2.50 |
|
|
Rem |
| フェライト系 |
SUS430FC |
(SUS430F) |
|
|
≦0.12 |
≦1.00 |
≦1.25 |
≦0.060 |
≧0.15 |
|
16.00~18.00 |
≦0.60 ※ |
|
|
Rem |
| マルテンサイト系 |
SCS1 |
SCS1
(SUS410) |
(410) |
ACI CA15 |
≦0.15 |
≦1.50 |
≦1.00 |
≦0.040 |
≦0.040 |
≦1.00 |
11.50~14.00 |
|
|
|
Rem |
| SCS2 |
SCS2
(SUS420J1) |
(420) |
ACI CA40 |
0.16~0.24 |
≦1.50 |
≦1.00 |
≦0.040 |
≦0.040 |
≦1.00 |
11.50~14.00 |
|
|
|
Rem |
| SCS2A |
SCS2A
(SUS420J2) |
(420) |
ACI CA40 |
0.25~0.40 |
≦1.50 |
≦1.00 |
≦0.040 |
≦0.040 |
≦1.00 |
11.50~14.00 |
|
|
|
Rem |
| SUS440C |
(SUS440C) |
(440C) |
AMS5352 |
0.95~1.20 |
≦1.00 |
≦1.00 |
≦0.040 |
≦0.030 |
≦0.60 ※ |
16.00~18.00 |
≦0.75 |
|
|
Rem |
| SUH3C |
(SUH3) |
|
|
0.35~0.45 |
1.80~2.50 |
≦0.60 |
≦0.030 |
≦0.030 |
≦0.60 ※ |
10.00~12.00 |
0.70~1.30 |
|
|
Rem |
| 析出硬化系 |
SCS24 |
SCS24
(SUS630) |
(S17400) |
AMS5355
(17-4PH) |
≦0.07 |
≦1.00 |
≦1.00 |
≦0.040 |
≦0.040 |
3.00~5.00 |
15.50~17.50 |
|
Cu
2.50~4.00 |
Nb
0.15~0.45 |
Rem |
特
殊
合
金 |
電磁気材 |
1%Si-Fe |
|
|
AMS5210 |
≦0.03 |
0.75~1.30 |
≦0.20 |
≦0.03 |
≦0.03 |
|
|
|
|
|
Rem |
| 3%Si-Fe |
|
|
|
≦0.03 |
2.70~3.30 |
≦0.20 |
≦0.03 |
≦0.03 |
|
|
|
|
|
Rem |
| 工具鋼 |
SUJ2C |
(SUJ2) |
(52100) |
|
0.95~1.10 |
≦1.00 |
≦0.50 |
≦0.04 |
≦0.04 |
|
1.30~1.60 |
|
|
|
Rem |
| SKS3C |
(SKS3) |
|
|
0.90~1.00 |
≦1.00 |
0.90~1.20 |
≦0.04 |
≦0.04 |
|
0.50~1.00 |
|
W
0.50~1.00 |
|
Rem |
| SKD1C |
(SKD1) |
(D3) |
|
1.80~2.40 |
≦1.00 |
≦0.75 |
≦0.04 |
≦0.04 |
|
12.00~15.00 |
|
|
|
Rem |
| SKD11C |
(SKD11) |
(D2) |
|
1.40~1.60 |
≦1.00 |
≦0.75 |
≦0.04 |
≦0.04 |
|
11.00~13.00 |
0.80~1.20 |
V
0.20~0.50 |
|
Rem |
| SKD61C |
(SKD61) |
(H13) |
|
0.32~0.42 |
0.80~1.20 |
≦0.75 |
≦0.04 |
≦0.04 |
|
4.50~5.50 |
1.00~1.50 |
V
0.80~1.20 |
|
Rem |
| 耐熱鋼 |
SCH12 |
SCH12 |
|
ACI-HF |
0.20~0.40 |
≦2.00 |
≦2.00 |
≦0.040 |
≦0.040 |
8.00~12.00 |
18.00~23.00 |
≦0.50 |
|
|
Rem |
| SCH20 |
SCH20 |
|
ACI-HU |
0.35~0.75 |
≦2.50 |
≦2.00 |
≦0.040 |
≦0.040 |
37.00~41.00 |
17.00~21.00 |
≦0.50 |
|
|
Rem |
|