Stainless Steels Manual Electrode E312-17 ore boat weld


WELDING TECHNOLOGY
Don't let the questions
Continue to haunt you

Arc instability

Unsightly molding

Excessive spatter
It is suitable for all kinds of hard iron material and hardening
alloy steel which are difficult to weld and easy to crack or have porosity
Acid type two-phase stainless steel hand electrode, jet arc,
the main component is 29%Cr-9%Ni, commonly known as "universal electrode.

Ripple fine
Good welding operation, stable arc, beautiful forming,
delicate ripple, little splash, easy slag removal.
The coating has good fire resistance, good porosity resistance, and stable mechanical properties of fused metal

Easy slagging
Product Parameter
CHEMICAL COMPONET:
ALLOY(wt%) | C | Mn | Si | P | S | Ni | Cr | Mo | Cu | Other |
GB/T RULES | 0.057 | 1.1 | 0.74 | 0.026 | 0.005 | 9.8 | 28.4 | 0.07 | 0.11 | - |
MECHANICAL PROPERTY:
PROPERTY | YIELD STRENGTH(MPa) | EXTENSION STRENGTH(MPa) | IMAPACT VALUE J/℃ | Heat treatment °C*h | ||||
GB/T RULES | 800 | 25 | - | - |
RECOMMENDED WELDING PARAMETERS:
DIAMETERS SPECIFICATIONS(mm) | 2.0*250 | 2.6*300 | 3.2*350 | 4.0*350 | 5.0*350 | |||||
ELECTRICITY (Amp) |
H/W | 30-55 | 50-85 | 80-120 | 100-150 | 140-180 | ||||
O/W | 20-50 | 45-80 | 70-110 | 90-135 | - |
Factory support




The product is suitable for a
wide range of applications
WELDING TECHNOLOGY

-
2.3 million barrels of
SBM Fast4ward FPSO

-
GDS-2209/GXS-E330
tube surfacing site

Hainan Huasheng
phenol recovery tower
CHEMICAL COMPONET:
ALLOY(wt%) | C | Mn | Si | P | S | Ni | Cr | Mo | Cu | Other |
GB/T RULES | 0.057 | 1.1 | 0.74 | 0.026 | 0.005 | 9.8 | 28.4 | 0.07 | 0.11 | - |
MECHANICAL PROPERTY:
PROPERTY | YIELD STRENGTH(MPa) | EXTENSION STRENGTH(MPa) | IMAPACT VALUE J/℃ | Heat treatment °C*h | ||||
GB/T RULES | 800 | 25 | - | - |
RECOMMENDED WELDING PARAMETERS:
DIAMETERS SPECIFICATIONS(mm) | 2.0*250 | 2.6*300 | 3.2*350 | 4.0*350 | 5.0*350 | |||||
ELECTRICITY (Amp) |
H/W | 30-55 | 50-85 | 80-120 | 100-150 | 140-180 | ||||
O/W | 20-50 | 45-80 | 70-110 | 90-135 | - |