Classification
|
Grade
|
Component
|
Applicable standard
|
Characteristics
● Example of an application
|
ASTM/ASME
|
EN
|
JIS
|
Austenitic Stainless Steel
|
303
|
18Cr-8Ni-S
|
S30300
|
1.4305
|
SUS303
|
Free cutting steel
|
304
|
18Cr-8Ni
|
S30400
|
1.4301
|
SUS304
|
Basic steel grade:
● General-purpose steel for numerous applications in many fields
|
304H
|
18Cr-8Ni-High C
|
S30409
|
1.4948
|
SUS304H
|
304L
|
18Cr-8Ni-Low C
|
S30403
|
1.4307
|
SUS304L
|
304N
|
18Cr-8Ni-N
|
S30451 (ASTM A213 TP304N)
|
1.4315
|
(SUS304N1)
|
High strength
|
304LN
|
18Cr-8Ni-Low C-N
|
S30453 (ASTM A213 TP304LN)
|
1.4311
|
(SUS304LN)
|
Intergranular corrosion resistance
|
309H
|
22Cr-12Ni
|
S30909
|
1.4829
|
SUS309
|
Oxidation resistance:
● Chemical plant pipes and tubes
● Radiant tubes
● Thermocouple protection tubes
|
309S
|
22Cr-12Ni
|
S30908
|
-
|
SUS309S
|
310H
|
25Cr-20Ni
|
S31009
|
1.4842
|
SUS310
|
310S
|
25Cr-20Ni
|
S31008
|
-
|
SUS310S
|
312L
|
20Cr-18Ni-6Mo-0.2N
|
S31254
|
1.4547
|
SUS312L
|
Seawater resistance:
● Seawater desalination plant pipes
|
316
|
18Cr-12Ni-2Mo
|
S31600
|
1.4401
|
SUS316
|
Corrosion resistance:
● LNG plant pipes
● Boilers, nuclear power and chemical industry pipes and tubes
|
316H
|
18Cr-12Ni-2Mo-High C
|
S31609
|
1.4918
|
SUS316H
|
316L
|
18Cr-12Ni-2Mo-Low C
|
S31603
|
1.4404
|
SUS316L
|
316Ti
|
18Cr-12Ni-Mo-Ti
|
S31635
(ASTM A213 TP316Ti)
|
1.4571
1.4573
|
SUS316Ti (JIS G3163)
|
Intergranular corrosion resistance
|
317
|
18Cr-12Ni-3Mo
|
S31700
|
-
|
SUS317
|
Pitting corrosion resistance:
● Chemical tanker pipes
|
317L
|
18Cr-12Ni-3Mo-Low C
|
S31703
|
1.4438
|
SUS317L
|
321
|
18Cr-9Ni-Ti
|
S32100
|
1.4541
|
SUS321
|
Intergranular corrosion resistance:
● Chemical plant pipes
|
321H
|
18Cr-9Ni-Ti-High C
|
S32109
|
1.4940
|
SUS321H
|
High-temperature strength:
● Boiler heater tubes and reheater tubes
|
347
|
18Cr-9Ni-Nb
|
S34700
|
1.4550
|
SUS347
|
Intergranular corrosion resistance:
● Chemical plant pipes and tubes
|
347H
|
18Cr-9Ni-Nb-High C
|
S34709
|
1.4942
|
SUS347H
|
High-temperature strength:
● Boiler heater tubes and reheater tubes
|
310MoLN
|
25Cr-22Ni-2Mo-N
|
S31050 (ASTM A213)
|
1.4466
|
-
|
Intergranular corrosion resistance:
● Urea reactor tubes
|
Duplex Stainless Steel
|
329J3L
|
22Cr-5Ni-3Mo-0.15N
|
S31803 (ASTM A789)
|
1.4462
NORSOK M-630/M-650
|
SUS329J3L
|
High strength, high corrosion resistance:
● Various heat exchanger tubes
|
329J4L
|
25Cr-7Ni-3Mo-0.2N
|
S31260 (ASTM A789)
|
-
|
SUS329J4L
|
S31500
|
18.5Cr-5Ni-2.7Mo
|
S31500 (ASTM A789)
|
-
|
-
|
S32205
|
22.5Cr-6Ni-3Mo-0.2N
|
S32205 (ASTM A789)
|
1.4462
NORSOK M-630/M-650
|
-
|
S32750
|
25Cr-7Ni-4Mo-0.3N
|
S32750 (ASTM A789)
|
1.4410
NORSOK M-630/M-650
|
-
|
High strength, high corrosion resistance:
● Seawater desalination plant pipes
|
Martensitic Stainless Steel
|
405
|
13Cr-Al
|
S40500
(ASTM A268 TP405)
|
1.4002
|
SUS405 (JIS G3463)
|
Low thermal expansion:
● Automotive exhaust system pipes
|
410
|
13Cr
|
S41000
(ASTM A268 TP410)
|
1.4006
|
SUS410 (JIS G3463)
|
Ferritic Stainless Steel
|
430
|
18Cr
|
S43000
(ASTM A268 TP430)
|
1.4016
|
SUS430 (JIS G3463)
|
Chloride corrosion resistance and stress corrosion crack resistance:
● Water heater pipes
|
444
|
19Cr-2Mo-Ti/Nb
|
S44400
(ASTM A213 TP444)
|
1.4521
|
SUS444 (JIS G3463)
|
446
|
25Cr-N
|
S44600
(ASTM A268 TP446-1)
|
-
|
-
|
High Ni Alloy
|
800
|
20Cr-30Ni-Ti
|
N08800 (ASTM B163)
|
1.4558
|
NCF800 (JIS G4904)
|
High corrosion resistance
|
800H
|
20Cr-30Ni-Ti-High C
|
N08810 (ASTM B163)
|
1.4876
|
NCF800H (JIS G4904)
|
High strength, high corrosion resistance:
● Chemical plant heater tubes and reheater tubes
|
904L
|
20Cr-25Ni-4.5Mo-Cu
|
N08904 (ASTM A312)
|
1.4539
|
SUS890L (JIS G3463)
|
High corrosion resistance:
● Various heat exchanger tubes
|
28
|
27Cr-31Ni-3.5Mo-Cu
|
N08028 (ASTM B668)
|
1.4563
|
-
|
254SMO
|
20Cr-18Ni-6Mo-Cu-N
|
S31254 (ASTM A312)
|
1.4547
|
-
|
High pitting corrosion resistance:
● Seawater heat exchanger tubes
|
20
|
20Cr-35Ni-2Mo-3Cu-Nb
|
N08020 (ASTM B729)
|
2.4660
|
-
|
High corrosion resistance
|
825
|
20Cr-42Ni-3Mo-2Cu-Ti
|
N08825 (ASTM B163)
|
2.4858
|
NCF825 (JIS G4904)
|
High corrosion resistance and stress corrosion crack resistance:
● Heat exchanger tubes for petroleum refining
|
Ni-based Alloy
|
600
|
15Cr-8Fe-Ni base
|
N06600 (ASTM B163)
|
2.4816
|
NCF600 (JIS G4904)
|
Oxidation resistance:
● Thermocouple protection tubes
|
601
|
23Cr-1.4Al-Ni base
|
N06601 (ASTM B163)
|
2.4581
|
-
|
Oxidation resistance and carburization resistance
|
625
|
22Cr-9Mo-Ni base
|
N06625 (ASTM B444)
|
2.4856
|
NCF625 (JIS G4904)
|
High corrosion resistance and stress corrosion crack resistance:
● Seawater heat exchanger tubes
|
690
|
29Cr-9Fe-Ni base
|
N06690 (ASTM B163)
|
2.4642
|
NCF690 (JIS G4904)
|
High corrosion resistance
|
C22
|
21Cr-13Mo-3W-Ni base
|
N06022 (ASTM B622)
|
2.4602
|
NW6022 (JIS H4552)
|
High acid resistance:
● Heat exchanger tubes for chemical plants
|
276
|
15.5Cr-16Mo-5Fe-Ni base
|
N10276 (ASTM B622)
|
2.4819
|
NW0276 (JIS H4552)
|
200
|
Ni (Annealed)
|
N02200 (ASTM B161)
|
2.4066
|
NW2200 (JIS H4552)
|
High corrosion resistance:
● Heat exchanger tube for caustic soda and hydrogen chloride plants
|
201
|
Ni-Low C (Annealed)
|
N02201 (ASTM B161)
|
2.4068
|
NW2201 (JIS H4552)
|
*Incomplete information in the form, contact BISCO for more product details.
|