Diameters / Packaging
|
Diameters |
CAN 11.7 KG (3 x 3.9 KG, approx. 495 pcs) |
CAN 12.3 KG (3 x 4.1 KG, approx. 330 pcs) |
CAN 16.5 KG (3 x 5.5 KG, approx. 243 pcs) |
|---|---|---|---|
| 2.5x350 mm | CHROMET1X-25-1 | ||
| 3.2x350 mm | CHROMET1X-32-1 | ||
| 4.0x450 mm | CHROMET1X-40-1 |
DETAILS
MMA electrode – 1¼Cr-½Mo deposit which meets specific requirements for improved temper embrittlement resistance with prolonged service at 400-600°C.
Features
- MMA electrode – 1¼Cr-½Mo deposit which meets specific requirements for improved temper embrittlement resistance with prolonged service at 400-600°C.
- Excellent corrosion resistance in refineries to sulfur bearing crude oil at 250°C-450°C
- Designed for welding 1.25% chromium, 0.50% Molybdenum steels
- Trace elements are controlled to ensure low Bruscato (X-Factor < 15 ppm) and Wantanbe (J-Factor < 180 ppm) factors
Typical Applications
- Petro-Chemical
- Power Plants
- Piping
- Turbine Casting
- Boiler Superheaters
Welding Positions
- All, except vertical down
Service Information
BEFORE USE, READ AND UNDERSTAND THE SAFETY DATA SHEET (SDS) FOR THIS PRODUCT AND SPECIFIC INFORMATION PRINTED ON THE PRODUCT CONTAINER. SDS Search page
CONFORMANCE
| CONFORMANCES | SPECIFICATION | CLASSIFICATION |
|---|---|---|
| AWS | AWS A5.5 | E8018-B2 H4R |
| ISO | ISO 3580-A | E CrMo1 B 3 2 H5 |
| ISO | ISO 3580-B | E 5516-1CM |
MECHANICAL PROPERTIES
| Classification |
Yield Strength @ 0.2% Offset
MPa (ksi) |
Tensile Strength
MPa (ksi) |
Elongation
% |
|---|---|---|---|
| E8018-B2 H4R Requirement | 460 (67) min. | 550 (80) min. | 19 min. |
| E CrMo1 B 3 2 H5 Requirement | 355 (51) min. | 510 (74) min. | 20 min. |
| E 5516-1CM Requirement | 460 (67) min. | 550 (80) min. | 17 min. |
| Typical Result, Stress relieved | 520 (76) | 610 (88) | 25 |
DEPOSIT COMPOSITION
| Classification | %C | %Cr | %Mn | %Mo | %Nb | %Ni | %P | %S | %Si | %Total Cu |
|---|---|---|---|---|---|---|---|---|---|---|
| E8018-B2 H4R Requirement | 0.05 - 0.12 | 1.00 - 1.50 | 0.90 max. | 0.40 - 0.65 | 0.03 max. | 0.03 max. | 0.80 max. | |||
| E CrMo1 B 3 2 H5 Requirement | 0.05 - 0.12 | 0.90 - 1.40 | 0.40 - 1.50 | 0.45 - 0.70 | 0.01 max. | 0.3 max. | 0.030 max. | 0.025 max. | 0.80 max. | 0.3 max. |
| E 5516-1CM Requirement | 0.05 - 0.12 | 1.00 - 1.50 | 0.90 max. | 0.40 - 0.65 | 0.030 max. | 0.030 max. | 0.80 max. | |||
| Typical Result | 0.06 | 1.25 | 0.70 | 0.55 | 0.00 | 0.1 max. | 0.009 | 0.012 | 0.25 | 0.0 max. |
TYPICAL OPERATING PROCEDURES
| Diameter |
Current
Amps |
|---|---|
| 2.5 mm (3/32") | 70-110 |
| 3.2 mm (1/8") | 80-140 |
| 4.0 mm (5/32") | 100-180 |
| 5.0 mm | 140-240 |