Hunan Hemway Steel Co., Ltd.
17-4PH is a martensitic, precipitation-hardening stainless steel that provides an outstanding combination of high strength and hardness along with excellent corrosion resistance. 17-4PH has good fabricating characteristics and can be age hardened by a single step, low temperature treatment. 17-4PH is a versatile material widely used in the aerospace, chemical, petrochemical, food processing, paper and general metalworking industries.
Equivalent Grades of Stainless Steel 17 – 4 PH Pipe & Tube
|
STANDARD |
WERKSTOFF NR. |
UNS |
|
SS 17-4 PH |
1.4542 |
S17400 |
|
Grade |
C |
Cb+Ta |
Cr |
Cu |
Fe |
Mn |
Ni |
P |
S |
Si |
|
SS 17-4 PH |
0.07 max |
0.15-0.45 |
15.00-17.50 |
3.00-5.00 |
Bal |
1.0 max |
3.0-5.0 |
0.40 max |
0.03 max |
1.0 max |
|
Grade |
Tensile Strength ksi (MPa) |
Yield Strength 0.2% ksi (min) |
Elongation % |
Hardness (Rockwell) MAX |
|
SS 17-4 PH |
170000 psi |
140000 psi |
6% |
38 |
|
Nominal pipe Size(NPS) |
Outside Diameter |
Nominal Wall Thickness |
|||||||||||
|
|
|
Sch5s |
SCH10S |
Sch20 |
Sch30 |
Sch40 |
STD |
Sch80 |
XS |
Sch160 |
XXS |
||
|
8 |
1/4 |
13.7 |
0.54 |
– |
1.65 |
– |
1.85 |
2.24 |
2.24 |
3.02 |
3.02 |
– |
– |
|
10 |
3/8 |
17.1 |
0.675 |
– |
1.65 |
– |
1.85 |
2.31 |
2.31 |
3.20 |
3.20 |
– |
– |
|
15 |
1/2 |
21.3 |
0.84 |
1.65 |
2.11 |
– |
2.41 |
2.77 |
2.77 |
3.73 |
3.73 |
4.78 |
7.47 |
|
20 |
3/4 |
26.7 |
1.05 |
1.65 |
2.11 |
– |
2.41 |
2.87 |
2.87 |
3.91 |
3.91 |
5.56 |
7.82 |
|
25 |
1 |
33.4 |
1.32 |
1.65 |
2.77 |
– |
2.90 |
3.38 |
3.38 |
4.55 |
4.55 |
6.35 |
9.09 |
|
32 |
1.1/4 |
42.2 |
1.66 |
1.65 |
2.77 |
– |
2.97 |
3.56 |
3.56 |
4.85 |
4.85 |
6.35 |
9.70 |
|
40 |
1.1/2 |
48.3 |
1.90 |
1.65 |
2.77 |
– |
3.18 |
3.68 |
3.68 |
5.08 |
5.08 |
7.14 |
10.15 |
|
50 |
2 |
60.3 |
2.38 |
1.65 |
2.77 |
– |
3.18 |
3.91 |
3.91 |
5.54 |
5.54 |
8.74 |
11.07 |
|
65 |
2.1/2 |
73.0 |
2.88 |
2.11 |
3.05 |
– |
4.78 |
5.16 |
5.16 |
7.01 |
7.01 |
9.53 |
14.02 |
|
80 |
3 |
88.9 |
3.50 |
2.11 |
3.05 |
– |
4.78 |
5.49 |
5.49 |
7.62 |
7.62 |
11.13 |
15.24 |
|
90 |
3.1/2 |
101.6 |
4.00 |
2.11 |
3.05 |
– |
4.78 |
5.74 |
5.74 |
8.08 |
8.08 |
– |
– |
|
100 |
4 |
114.3 |
4.50 |
2.11 |
3.05 |
– |
4.78 |
6.02 |
6.02 |
8.56 |
8.56 |
13.49 |
17.12 |
|
125 |
5 |
141.3 |
5.56 |
2.77 |
3.40 |
– |
– |
6.55 |
6.55 |
9.53 |
9.53 |
15.88 |
19.05 |
|
150 |
6 |
168.3 |
6.62 |
2.77 |
3.40 |
– |
– |
7.11 |
7.11 |
10.97 |
10.97 |
18.26 |
21.96 |
|
200 |
8 |
219.1 |
8.62 |
2.77 |
3.76 |
6.35 |
7.04 |
8.18 |
8.18 |
12.70 |
12.70 |
23.01 |
22.23 |
|
250 |
10 |
273.0 |
10.75 |
3.40 |
4.19 |
6.35 |
7.80 |
9.27 |
9.27 |
15.09 |
12.70 |
28.58 |
25.40 |
|
300 |
12 |
323.8 |
12.75 |
3.96 |
4.57 |
6.35 |
8.38 |
10.13 |
9.53 |
17.48 |
12.70 |
33.32 |
25.40 |
|
350 |
14 |
355.6 |
14 |
3.96 |
4.78 |
7.92 |
9.53 |
11.13 |
9.53 |
19.05 |
12.70 |
35.71 |
– |
|
400 |
16 |
406.4 |
16 |
4.19 |
4.78 |
7.92 |
9.53 |
12.70 |
9.53 |
21.44 |
12.70 |
40.49 |
– |
|
450 |
18 |
457 |
18 |
4.19 |
4.78 |
7.92 |
11.13 |
14.27 |
9.53 |
23.83 |
12.70 |
45.24 |
– |
|
500 |
10 |
508 |
20 |
4.78 |
5.54 |
9.53 |
12.70 |
15.09 |
9.53 |
26.19 |
12.70 |
50.01 |
– |
|
550 |
22 |
559 |
22 |
4.78 |
5.54 |
9.53 |
12.70 |
– |
9.53 |
28.58 |
12.70 |
53.98 |
– |
|
600 |
24 |
610 |
24 |
5.54 |
6.35 |
9.53 |
14.27 |
17.48 |
9.53 |
30.96 |
12.70 |
59.54 |
– |
|
650 |
*26 |
660 |
26 |
– |
– |
– |
– |
– |
9.53 |
– |
12.70 |
– |
– |
|
700 |
*28 |
711 |
28 |
– |
– |
– |
– |
– |
9.53 |
– |
12.70 |
– |
– |
|
750 |
*30 |
762 |
30 |
– |
– |
– |
– |
– |
9.53 |
– |
12.70 |
– |
– |
|
800 |
*32 |
813 |
32 |
– |
– |
– |
– |
– |
9.53 |
– |
12.70 |
– |
– |
