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DIFFUSALOY 7018

Low hydrogen electrode for high-strength, X-ray quality welds on carbon and low alloy steels.

PRODUCT DESCRIPTION:

• Designed for radiographic quality welds
• Lo Temp low hydrogen formulation
• Suitable for mild and medium carbon steels
• Offers resistance to hydrogen embrittlement

Applications

STANDARD:

ASME SEC-II-C
AWS SFA 5.1, E7018

ALLOYING ELEMENTS:

C, Si, Mn

TENSILE STRENGTH:

55 Kgf/mm2 (Min)

ELONGATION:

25% (Min)

IMPACT AT:

20°C – 47J (Min)

PACKAGE SIZES:

5 KG, 20 KG

TIP COLOR

WHITE

COATING COLOR

LIGHT GREY

 

Size Welding Amperage
2.5 mm 65-90 A
3.15 mm 100-140 A
4.00 mm 130-170 A
5.00 mm 160-200 A

Product Specification

• X-ray quality welds
• All-position welding
• High physical properties
• Smooth, stable arc performance

• Low hydrogen
• Controlled carbon
• Alloy-strength weld metal
• Minimal silicon and impurities

• Clean and grind cracks
• Maintain short arc length
• Use AC/DC+ at low amps
• Easy slag removal after cooling

• Pipelines and tankers
• Crane booms, loco frames
• Steel gears, structural welds