Ambient temperature mechanical properties for EN 10216-5 for stainless steel seamless tubes for pressure purposes
Introduction
BS EN 10216-5 2005 is for “Seamless steel tubes for pressure purposes- Technical delivery conditions”.
It covers a number of austenitic, duplex and creep resisting steels. The mechanical properties are summarised in the table below. This article is not a substitute for the full standard.
| Steel grade |
Proof strength min MPA |
Tensile strength MPa |
Elongation A min % |
Resistance to intergranular corrosion |
| Steel name |
Steel number |
Rp0.2 |
Rp1.0 |
Rm |
long |
trans |
| Austenitic steels |
| X2CrNi18-9 |
1.4307 |
180 |
215 |
460/680 |
40 |
35 |
Yes |
| X2CrNi19-11 |
1.4306 |
180 |
215 |
460/680 |
40 |
35 |
Yes |
| X2CrNiN18-10 |
1.4311 |
270 |
305 |
550/760 |
35 |
30 |
Yes |
| X5CrNi18-10 |
1.4301 |
195 |
230 |
500/700 |
40 |
35 |
Yes* |
| X6CrNiTi18-10 cold finish |
1.4541 |
200 |
235 |
500/730 |
35 |
30 |
Yes |
| X6CrNiTi18-10 hot finish |
1.4541 |
180 |
215 |
460/680 |
35 |
30 |
Yes |
| X6CrNiNb18-10 |
1.4550 |
205 |
240 |
510/740 |
35 |
30 |
Yes |
| X1CrNi25-21 |
1.4335 |
180 |
210 |
470/670 |
45 |
40 |
Yes |
| X2CrNiMo17-12-2 |
1.4404 |
190 |
225 |
490/690 |
40 |
30 |
Yes |
| X5CrNiMo17-12-2 |
1.4401 |
205 |
240 |
510/710 |
40 |
30 |
Yes* |
| X1CrNiMoN25-22-2 |
1.4466 |
260 |
295 |
540/740 |
40 |
30 |
Yes |
| XCrNiMoTi17-12-2 cold finish |
1.4571 |
210 |
245 |
500/730 |
35 |
30 |
Yes |
| XCrNiMoTi17-12-2 hot finish |
1.4571 |
190 |
225 |
490/690 |
35 |
30 |
Yes |
| X6CrNiMoNb17-12-2 |
1.4580 |
215 |
250 |
510/740 |
35 |
30 |
Yes |
| X2CrNiMoN17-13-3 |
1.4429 |
295 |
330 |
580/800 |
35 |
30 |
Yes |
| X3CrNiMo17-13-3 |
1.4436 |
205 |
240 |
510/710 |
40 |
30 |
Yes* |
| X2CrNiMo18-14-3 |
1.4435 |
190 |
225 |
490/690 |
40 |
35 |
Yes |
| X2CrNiMoN17-13-5 |
1.4439 |
285 |
315 |
580/800 |
35 |
30 |
Yes |
| X2CrNiMo18-15-4 |
1.4438 |
220 |
250 |
490/690 |
35 |
30 |
Yes |
| X1NiCrMoCu31-27-4 |
1.4563 |
215 |
245 |
500/750 |
40 |
35 |
Yes |
| X1CrNiMoCu25-20-5 |
1.4539 |
230 |
250 |
520/720 |
35 |
30 |
Yes |
| X1CrNiMoCuN20-18-7 |
1.4547 |
300 |
340 |
650/850 |
35 |
30 |
Yes |
| X1NiCrMoCuN25-20-7 |
1.4529 |
300 |
340 |
600/800 |
35 |
30 |
Yes |
| X2NiCrAlTi32-20 |
1.4558 |
180 |
210 |
450/700 |
35 |
30 |
Yes |
| Austenitic creep resisting steels |
| X6CrNi18-10 |
1.4948 |
185 |
225 |
500/700 |
40 |
30 |
No |
| X7CrNiTi18-10 |
1.4940 |
190 |
220 |
510/710 |
35 |
30 |
No |
| X7CrNiNb18-10 |
1.4912 |
205 |
240 |
510/710 |
40 |
30 |
No |
| X6CrNiTiB18-10 |
1.4941 |
195 |
235 |
490/680 |
35 |
30 |
No |
| X6CrNiMo17-13-2 |
1.4918 |
205 |
245 |
490/690 |
35 |
30 |
No |
| X5NiCrAlT31-20 |
1.4958 |
170 |
200 |
500/750 |
35 |
30 |
No |
| X5NiCrAlT31-20 + RA |
1.4958 + RA |
210 |
240 |
500/750 |
35 |
30 |
No |
| X8CrNiAlTi32-21 |
1.4959 |
170 |
200 |
500/750 |
35 |
30 |
No |
| X3CrNiMoBN17-13-3 |
1.4910 |
260 |
300 |
550/750 |
35 |
30 |
No |
| X8CrNiNb16-13 |
1.4961 |
205 |
245 |
510/690 |
35 |
22 |
No |
| X8CrNiMoVNb16-13 |
1.4988 |
255 |
295 |
540/740 |
30 |
20 |
No |
| X8CrNiMoNb16-16 |
1.4981 |
215 |
255 |
530/690 |
35 |
22 |
No |
| X10CrNiMoMnNbVB15-10-1 |
1.4982 |
220 |
270 |
540/740 |
35 |
30 |
No |
| Austenitic ferritic steels |
| X2CrNiMoN22-5-3 |
1.4462 |
450 |
|
700/920 |
25 |
20 |
Yes |
| X2CrNiMoSi18-5-3 |
1.4424 |
480 |
|
700/900 |
30 |
30 |
Yes |
| X2CrNiN23-4 |
1.4362 |
400 |
|
600/820 |
25 |
25 |
Yes |
| X2CrNiMoN25-7-4 |
1.4410 |
550 |
|
800/1000 |
20 |
20 |
Yes |
| X2CrNiMoCuN25-6-3 |
1.4507 |
500 |
|
700/900 |
20 |
20 |
Yes |
| X2CrNiMoCuWN25-7-4 |
1.4501 |
550 |
|
800/1000 |
20 |
20 |
Yes |
* Normally not fulfilled in the sensitised condition
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