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Table 5 Recommended welding consumables for martensitic and ferritic stainless steels
|
Steel grade JIS (AISI) |
Recommended welding consumables | ||
|---|---|---|---|
| SMAW covered electrode | MAG welding wire (FCW) | TIG welding wire | |
| SUS410 (410) |
CR?40 NC?39*1 |
DW?410Cb DW?309*1 |
TG?S410 TG?S309*1 |
| SUS410S (410S) |
CR?40 NC?39*1 |
DW?410Cb DW?309*1 |
TG?S410 TG?S309*1 |
| SUS405 (405) |
CR?40Cb NC?39*1 |
DW?410Cb DW?309*1 |
TG?S410Cb TG?S309*1 |
| SUS430 (430) |
CR?43 NC?39*1 |
DW?309*1 | TG?S309*1 |
| SUS430LX (－) |
CR?43Cb NC?39*1 |
DW?309*1 | TG?S309*1 |
| SUS444 (444) |
NC?36L NC?39MoL |
DW?316L DW?309MoL |
TG?S316L TG?S309MoL |
Table 6 Recommended welding consumables for austenitic stainless steels
|
Steel grade JIS (AISI) |
Recommended welding consumables | ||
|---|---|---|---|
| SMAW covered electrode | MAG welding wire (FCW) | TIG welding wire | |
| SUS304 (304) |
NC?38 NC?38H*1 |
DW?308 DW?308H*1 |
TG?S308 |
| SUS304L (304L) | NC?38L |
DW?308L DW?308LH*2 DW?308LP*3 DW?T308L*4 |
TG?S308L |
| SUS304LN (304LN) | － | DW?308LN | － |
| SUS309S (309S) | NC?39 |
DW?309 DW?310*1 DW?309LP*3 DW?T309L*4 |
TG?S309 |
| SUS310S (310S) | NC?30 | DW?310 | TG?S310 |
| SUS316 (316) | NC?36 |
DW?316 DW?316LH*1 DW?316LP*3 |
TG?S316 |
| SUS316L (316L) | NC?36L |
DW?316L DW?316LH*2 DW?316LP*3 DW?T316L*4 |
TG?S316L |
| SUS316LN (316LN) | NC?317L |
DW?317L DW?317LP*3 |
TG?S317L |
| SUS317 (317) | NC?317L |
DW?317L DW?317LP*3 |
TG?S317L |
| SUS317L (317L) | NC?317L |
DW?317L DW?317LP*3 |
TG?S317L |
| SUS321 (321) |
NC?37 NC?37L |
DW?347 DW?347LH*1 |
TG?S347 |
| SUS347 (347) |
NC?37 NC?37L |
DW?347 DW?347LH*1 |
TG?S347 |
| SUS329J3L (31803) | NC?329M |
DW?329A DW?329AP*3 |
TG?S329M |
| SUS329J4L (32250) | NC?329M | DW?329M | TG?S329M |
| SUS630 (S17400) | － | － | TG?S630 |
Table 7 Recommended welding consumables for dissimilar metal welding*1*2
|
Base metal combination |
Welding process |
Austenitic stainless steel (JIS : US304, 316, 347, etc.) (AISI : 304, 316, 347, etc.) |
Ferritic and martensitic stainless steel (JIS : SUS410, 430, etc.) (AISI : 410, 430, etc.) |
|---|---|---|---|
|
Mild steel, Low alloy steel |
Shielded metal arc welding |
NC?39 NI?C70A |
NC?39, NI?C70A CR?43Cb |
| MIG welding |
MG?S309LS MG?S70NCb |
MG?S309LS MG?S70NCb |
|
| FCW welding | DW?309, DW?N70A |
DW?309, MG?S430M, DW?N70A |
|
| TIG welding |
TG?S309 TG?S70NCb |
TG?S309 TG?S70NCb |
|
|
Ferritic and martensitic stainless steel (JIS : SUS410, 430, etc.) (AISI : 410, 430, etc.) |
Shielded metal arc welding |
NC?39, NI?C70A | － |
| MIG welding |
MG?S309LS MG?S70NCb |
－ | |
| FCW welding | DW?309, DW?N70A | － | |
| TIG welding | TG?S309, TG?S70NCb | － | |
|
Austenitic stainless steel |
Each welding process |
A welding consumable that matches the lower alloy (especially Cr and Ni) base metal |
－ |
