Tubes en acier inoxydable
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Le nom :
Tube en acier inoxydable austénitique soudé ASTM A688
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- Fournisseur de tubes en acier inoxydable soudés ASTM A688 avec acier inoxydable austénitique pour tubes chauffants Feedwarter
Gamme de tailles : OD : 4.0-230 mm WT : 1-30 mm L : selon les exigences du client - Modèle : ASTM A688
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Précédent: Tuyaux en acier inoxydable austénitique ASTM A312
Suivant: Tubes en nickel inoxydable et en acier allié au nickel ASTM B163
Instruction
Tubes chauffants austénitiques soudés par ASTM A688 en acier inoxydable
Applications :
Gamme de tailles : OD : 4.0-230 mm WT : 1-30 mm L : selon les exigences du client
Exigence mécanique
|
Grade: |
TP304 |
TP304L |
TP304LN |
TP316 |
TP316L |
TP316LN |
TP316LN |
TPXM-29 |
TP304N |
|
UNS |
S30400 |
S30403 |
S30453 |
S31600 |
S31603 |
S31653 |
S31653 |
S24000 |
S30451 |
|
C, max |
0.08 |
0.035 |
0.035 |
0.080 |
0.035 |
0.035 |
0.035 |
0.08 |
0.080 |
|
mn, max |
2.00 |
2.00 |
2.00 |
2.00 |
2.00 |
2.00 |
2.00 |
11.5-14.5 |
2.00 |
|
P, maximum |
0.045 |
0.045 |
0.045 |
0.045 |
0.045 |
0.045 |
0.045 |
0.060 |
0.045 |
|
S, maximum |
0.030 |
0.030 |
0.030 |
0.030 |
0.030 |
0.030 |
0.030 |
0.030 |
0.030 |
|
Oui, max |
1.00 |
1.00 |
1.00 |
1.00 |
1.00 |
1.00 |
1.00 |
1.00 |
1.00 |
|
Ni |
18.0-20.0 |
18.0-20.0 |
18.0-20.0 |
16.0-18.0 |
16.0-18.0 |
16.0-18.0 |
16.0-18.0 |
17.0-19.0 |
18.0-20.0 |
|
Cr |
8.0-11.0 |
8.0-13.0 |
8.0-12.0 |
11.0-14.0 |
10.0-14.0 |
11.0-14.0 |
11.0-14.0 |
2.3-3.7 |
8.0-18.0 |
|
Mo |
... |
... |
... |
2.00-3.00 |
2.00-3.00 |
2.00-3.00 |
2.00-3.00 |
... |
... |
|
Azote |
... |
... |
... |
... |
... |
... |
... |
... |
... |
|
Cuivre |
... |
... |
... |
... |
... |
|
|
|
|
| Grade: | TP316N | ... | ... | ... | ... |
| UNS | S31651 | N08367 | N08926 | S31254 | S32654 |
| C, maximum | 0.070 | 0.030 | 0.020 | 0.020 | 0.020 |
| Mn, max | 2.00 | 2.00 | 2.00 | 1.00 | 2.0-4.0 |
| P, maximum | 0.045 | 0.040 | 0.030 | 0.030 | 0.030 |
| S, maximum | 0.030 | 0.030 | 0.010 | 0.100 | 0.005 |
| Si, maximum | 4.8-6.0 | 1.00 | 0.50 | 0.80 | 0.50 |
| Ni | 9.58.0 | 20.0-22.0 | 24.0-26.0 | 19.5-20.5 | 21.0-23.0 |
| Cr | 19.0-22.0 | 23.5-25.5 | 19.0-21.0 | 17.5-18.5 | 24.0-25.0 |
| Mo | 0.30-1.50 | 6.0-7.0 | 6.0-7.0 | 6.0-6.5 | 7.0-8.0 |
| Azote | ... | ... | ... | ... | 0.45-0.55 |
| Cuivre | ... | ... | ... | 0.30-0.60 |
Exigences de traction
| Grade et UNS |
Résistance à la traction min ksi [Mpa] |
Limite d'élasticité min ksi [Mpa] |
Élongation en 2 pouces ou 50 mm min % |
||||||
| 304, 316 S30400, S31600 |
75 [515] | 30 [205] | 35 | ||||||
| 304L, 316L S30403, S31603 |
70 [485] | 25 [175] | 35 | ||||||
| XM-29 S24000 |
100 [690] | 55 [380] | 35 | ||||||
| 304N, 316N S30451, S31651 |
80 [550] | 35 [240] | 20 | ||||||
| 304LN, 316LN S30453, S31653 |
75 [515] | 30 [205] | 35 | ||||||
| N08367t≤0.187 | 100 [690] | 45 [310] | 30 | ||||||
| N08367t>0.187 | 95 [655] | 45 [310] | 30 | ||||||
| N08926 | 94 [650] | 45 [310] | 35 | ||||||
| S31254t≤0.187 | 100 [690] | 45 [310] | 35 | ||||||
| S21254t>0.187 | 95 [655] | 45 [310] | 35 | ||||||
| S32654 | 120 [825] | 65 [450] | 40 | ||||||
Variations admissibles des dimensions
|
Gro |
Taille, |
Permis |
permis |
Permis |
|
|
1 |
Jusqu'à 1/2(12.7), excl |
±0.005[0.13] |
± 15 |
1/8[3] |
0 |
|
2 |
1/2 to 1 1/2(12.7 to 38.1 excl |
±0.005[0.13] |
± 10 |
1/8[3] |
0 |
|
3 |
1 1/2 to 3 1/2(38.1 to 88.9 excl |
±0.010[0.25] |
± 10 |
3/16[5] |
0 |
|
4 |
3 1/2 to 5 1/2(88.9 to 139.7 excl |
±0.015[0.38] |
± 10 |
3/16[5] |
0 |
|
5 |
5 1/2 to 5 1/2(139.7 to 230.2 excl |
±0.030[0.76] |
± 10 |
3/16[5] |
0 |
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