Détails
Électrode enrobée à faible teneur en alliage et à faible teneur en hydrogène conçue pour le soudage vertical de remplissage et la passe finale de tuyaux jusqu'à la classe X70
Traits
- Q2 Lot® - Control and Tested - Certificat de lot disponible en ligne
- Revêtement durable
- Conforme à la norme NACE MR0175 pour les applications de gaz corrosif
- Gain de productivité de 80 % par rapport au soudage de tuyaux vertical vers le haut
Disclaimers
Des informations de service
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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 A5.5 | E8045-P2 H4R |
AllByProd | NACE | NACE Applications |
ABS | AWS A5.5 | E8045-P2 H4R |
CWB | CWB AWS A5.5 | E5545-P2-H4R (E8045-P2-H4R) |
MECHANICAL PROPERTIES
Classification |
Yield Strength @ 0.2% Offset
MPa (ksi) |
Tensile Strength
MPa (ksi) |
Elongation
% |
Charpy V-Notch
J (ft-lbs) @ -30°C (-20°F) |
Charpy V-Notch
J (ft-lbs) @ -40°C (-40°F) |
Hardness Rockwell B |
---|---|---|---|---|---|---|
E8045-P2 H4R Requirement | 460 (67) min. | 550 (80) min. | 19 min. | 27 (20) min. | ||
Typical Result, As-welded | 470-530 (68-76) | 560-590 (81-85) | 26-30 | 54-163 (40-120) | 27-147 (20-108) | 88-91 |
DEPOSIT COMPOSITION
Classification | %B | %C | %Cr | %Mn | %Mo | %Ni | %P | %S | %Si | %V |
Diffusible Hydrogen
mL/100g Weld Metal |
1800F H2O - As received | 1800F H2O - After 9 hrs at 80F/80%RH |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
E8045-P2 H4R Requirement | 0.12 max. | 0.20 max. | 0.90 - 1.70 | 0.50 max. | 1.00 max. | 0.03 max. | 0.03 max. | 0.80 max. | 0.05 max. | 4 max. | 0.2 max. | 0.4 max. | |
Typical Result | 0.005-0.008 | 0.04-0.06 | 0.03-0.05 | 1.14-1.54 | 0.02 max. | 0.01-0.03 | 0.01 | 0.01 max. | 0.43-0.60 | 0.01 | 2-4 | 0.1 max. | 0.4 max. |
TYPICAL OPERATING PROCEDURES
Diameter | Polarity |
Current
Amps |
---|---|---|
3.2 mm (1/8 in) | DC+ | 120-170 |
4.0 mm (5/32 in) | DC+ | 170-250 |
4.5 mm (11/64 in) | DC+ | 200-300 |
NOTES
Note |
---|
NOTE: This product contains micro-alloying elements. Additional information available on request. |