DETAILS
EXCALIBUR® 630-16 can be used in the as welded condition or may be heat treated to obtain higher strength.
Features
- A precipitation hardening stainless steel covered electrode used for welding materials such as 17-4 and 17-7
- Can be used in the as welded condition or may be heat treated to obtain higher strength
- Mechanical properties of the alloy are greatly influenced by the heat treatment
Typical Applications
- Hydraulic Equipment
- Impellers
- Pump Shafts
- Welding 17-4 and 17-7 Stainless Steels
Welding Positions
- All except vertical down
Shielding Gas
- N/A
Disclaimers
Service Information
Documentation
BEFORE USE, READ AND UNDERSTAND THE SAFETY DATA SHEET (SDS) FOR THIS PRODUCT AND SPECIFIC INFORMATION PRINTED ON THE PRODUCT CONTAINER. SDS Search page
See test result disclaimer
CONFORMANCE
CONFORMANCES | SPECIFICATION | CLASSIFICATION |
---|---|---|
AWS | AWS A5.4 | E630-16 |
MECHANICAL PROPERTIES
Classification |
Tensile Strength
MPa (ksi) |
Elongation
% |
---|---|---|
E630-16 Requirement | 930 (135) min. | 7 min. |
Typical Result | 980 (142) | 16 |
DEPOSIT COMPOSITION
Classification | %C | %Cr | %Cu | %Mn | %Mo | %N | %Ni | %P | %S | %Si | %Nb+Ta |
---|---|---|---|---|---|---|---|---|---|---|---|
E630-16 Requirement | 0.05 max. | 16.00 - 16.75 | 3.25 - 4.00 | 0.25 - 0.75 | 0.75 max. | Info. Only | 4.5 - 5.0 | 0.04 max. | 0.03 max. | 0.75 max. | 0.15 - 0.30 |
Typical Result | 0.03 | 16.47 | 3.73 | 0.48 | 0.09 | 0.04 | 4.7 | 0.03 | 0.00 | 0.38 | 0.18 |
TYPICAL OPERATING PROCEDURES
Diameter | Polarity⁽¹⁾ |
Current
Amps |
---|---|---|
3/32 in (2.4 mm) | DC+ | 40-80 |
3/32 in (2.4 mm) | AC | 40-80 |
1/8 in (3.2 mm) | DC+ | 75-110 |
1/8 in (3.2 mm) | AC | 75-110 |
5/32 in (4.0 mm) | DC+ | 95-150 |
5/32 in (4.0 mm) | AC | 95-150 |
3/16 in (4.8 mm) | DC+ | 130-200 |
3/16 in (4.8 mm) | AC | 130-200 |
NOTES
Note |
---|
⁽¹⁾ Preferred polarity is listed first. |
Stress relieved 1 hour at 1040°C (1900°F), then precipitation hardened 4 hours at 620°C (1150°F) |