常见易切削不锈钢牌号与成分【荣成华金属】
UNS |
S20300 |
S30300 |
S30310 |
S30323 |
S30345 |
Type |
XM-1 |
303 |
XM-5 |
303Se |
XM-2 |
C |
≤0.08 |
≤0.15 |
≤0.15 |
≤0.15 |
≤0.15 |
Si |
≤1.00 |
≤1.00 |
≤1.00 |
≤1.00 |
≤1.00 |
Mn |
5.00 6.50 |
≤2.00 |
2.5 4.5 |
≤2.00 |
≤2.00 |
P |
≤0.04 |
≤0.20 |
≤0.20 |
≤0.20 |
≤0.05 |
S |
0.18 0.35 |
≥0.15 |
≥0.25 |
≤0.06 |
0.11 0.16 |
Cr |
16.00 18.00 |
17.00 19.00 |
17.00 19.00 |
17.00 19.00 |
17.00 19.00 |
Ni |
5.00 6.50 |
8.00 10.00 |
7.00 10.00 |
8.00 10.00 |
8.00 10.00 |
Mo |
— |
— |
— |
— |
0.40 0.60 |
Se |
— |
— |
— |
≥0.15 |
— |
Cu |
1.75 2.25 |
— |
— |
— |
— |
Al |
— |
— |
— |
— |
0.60 1.00 |
UNS |
S41600 |
S41610 |
S41623 |
S42020 |
S44020 |
Type |
416 |
XM-6 |
416Se |
420F |
440F |
C |
≤0.15 |
≤0.15 |
≤0.15 |
0.30 0.40 |
0.95 1.20 |
Si |
≤1.00 |
≤1.00 |
≤1.00 |
≤1.00 |
≤1.00 |
Mn |
≤1.25 |
1.50 2.50 |
≤1.25 |
≤1.25 |
≤1.25 |
P |
≤0.06 |
≤0.06 |
≤0.06 |
≤0.06 |
≤0.06 |
S |
≥0.15 |
≥0.15 |
≤0.06 |
≥0.15 |
≥0.15 |
Cr |
12.00 14.00 |
12.00 14.00 |
12.00 14.00 |
12.00 14.00 |
16.00 18.00 |
Ni |
— |
— |
— |
(≤0.5) |
(≤0.5) |
Se |
— |
— |
≥0.15 |
— |
— |
Cu |
— |
— |
— |
(≤0.6) |
(≤0.6) |
UNS |
S18200 |
S18235 |
S41603 |
S43020 |
S43023 |
Type |
XM-34 |
— |
— |
430F |
430FSe |
C |
≤0.08 |
≤0.025 |
≤0.08 |
≤0.12 |
≤0.12 |
Si |
≤1.00 |
≤1.00 |
≤1.00 |
≤1.00 |
≤1.00 |
Mn |
≤2.50 |
≤0.50 |
≤1.25 |
≤1.25 |
≤1.25 |
P |
≤0.04 |
≤0.03 |
≤0.06 |
≤0.06 |
≤0.06 |
S |
≥0.15 |
0.15 0.35 |
≥0.15 |
≥0.15 |
≤0.06 |
Cr |
17.50 19.50 |
17.50 18.50 |
12.00 14.00 |
16.00 18.00 |
16.00 18.00 |
Ni |
— |
≤1.00 |
— |
— |
— |
Mo |
1.50 2.50 |
2.00 2.50 |
— |
— |
— |
Se |
— |
— |
— |
— |
≥0.15 |
Ti |
— |
0.30 1.00 |
— |
— |
— |
N |
— |
≤0.025注 |
— |
— |
— |