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Hyundai Welding

HYUNDAI Welding Electrode S-7018.1H, AWS A5.1 / ASME SFA5.1 E7018 / E7018-1 H4R, ø4.0mm × 400mm, Vacuum Pack. 20kg Box, 5kg Pkt. Made in Korea.

Part Number:K10004131
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The Hyundai S-7018.1H is a premium low-hydrogen, iron powder-coated SMAW (Stick) welding electrode manufactured in Korea for critical structural and pressure vessel welding applications. Classified under AWS A5.1 / ASME SFA5.1 E7018 / E7018-1 H4R, it provides superior weld metal toughness, excellent resistance to hydrogen-induced cracking, and outstanding all-position welding performance. Supplied in vacuum-sealed packaging, it maintains extremely low moisture absorption, ensuring consistent weld quality and reliable performance in demanding industrial environments.

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HYUNDAI Welding Electrode S-7018.1H, AWS A5.1 / ASME SFA5.1 E7018 / E7018-1 H4R, ø4.0mm × 400mm, Vacuum Pack. 20kg Box, 5kg Pkt. Made in Korea.

Specification

  • Part Number: K10004131
  • Product Type: Low Hydrogen SMAW (Stick) Welding Electrode
  • Model: S-7018.1H
  • Classification: AWS A5.1 / ASME SFA5.1 E7018 / E7018-1 H4R
  • Diameter: 4.0 mm
  • Length: 400 mm
  • Coating Type: Low Hydrogen Iron Powder
  • Current Type: AC / DCEP (DC+)
  • Packaging: Vacuum Pack
  • Box Weight: 20 kg
  • Packet Weight: 5 kg
  • Country of Origin: Korea

Features

  • Premium Korean-manufactured low-hydrogen electrode
  • Meets AWS E7018 and E7018-1 H4R classifications
  • H4R low diffusible hydrogen classification for maximum crack resistance
  • Vacuum-sealed packaging minimizes moisture absorption
  • Smooth and stable arc with easy arc striking and re-striking
  • Low spatter and excellent slag detachability
  • High deposition efficiency with smooth weld bead appearance
  • Excellent impact toughness, including low-temperature service
  • Suitable for all-position welding (except vertical down)

Applications

  • Structural steel fabrication
  • Bridges and infrastructure projects
  • Pressure vessels and boilers
  • Shipbuilding and offshore structures
  • Oil & gas pipeline fabrication
  • Power generation plants
  • Heavy equipment manufacturing
  • Industrial maintenance and repair

Advantages

  • Produces high-strength, defect-free welds
  • Outstanding resistance to hydrogen-induced cracking
  • Superior mechanical properties and low-temperature toughness
  • Reliable operation with AC and DC (DCEP) power sources
  • Reduced weld cleaning and rework
  • Vacuum packaging preserves electrode quality and extends shelf life

Technical Highlights

  • Part Number: K10004131
  • Classification: AWS A5.1 / ASME SFA5.1 E7018 / E7018-1 H4R
  • Diameter: 4.0 mm
  • Length: 400 mm
  • Packaging: Vacuum Pack
  • Box Weight: 20 kg (4 × 5 kg Packets)
  • Current: AC / DCEP (DC+)
  • Country of Origin: Korea

Brand: Hyundai Welding
Part Number: K10004131
Product: S-7018.1H Low Hydrogen Welding Electrode
Classification: AWS A5.1 / ASME SFA5.1 E7018 / E7018-1 H4R
Size: Ø4.0 × 400 mm
Packaging: Vacuum Pack, 20 kg Box (4 × 5 kg Packets)
Country of Origin: South Korea

Key Benefit: The Hyundai S-7018.1H (Ø4.0 mm) delivers premium low-hydrogen welding performance with H4R moisture-resistant classification, exceptional low-temperature impact toughness, and superior resistance to hydrogen-induced cracking, making it the ideal electrode for critical structural, offshore, pressure vessel, and heavy fabrication welding applications.


Technical Specifications

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