15kg 1.6mm Nippon Steel SF1B Flux Cored MIG Welding Wire

$189.99

Product Introduction

Nippon Steel Welding SF-1B (1.6mm) is a rutile type seamless flux-cored arc welding wire for mild steel and 490MPa high tensile strength steel. It offers excellent low-temperature toughness (-20~-30¡ãC), crack resistance, and all-position weldability, suitable for machinery, structures, ships, bridges, etc.

Product Parameters

Grade E71T-1/9 C/M – H4
Diameter 1.6mm
Spool Weight 15kg
Origin Made in Japan
Shield Gas CO2 or Ar-CO2
SKU: b8c639f0a023 Categories: , ,
Description

Nippon Steel Welding SF-1B (1.6mm) Rutile Flux-Cored Arc Welding Wire

Product Overview

Elevate your welding projects with Nippon Steel Welding SF-1B, a premium rutile-type seamless flux-cored wire designed for superior performance in critical applications. Engineered for both CO? and Ar-CO? shield gases, this 1.6mm diameter wire delivers exceptional low-temperature toughness (-20¡ãC to -30¡ãC) and all-position weldability, making it ideal for demanding industrial environments.

Core Specifications

Grade E71T-1/9 C/M – H4
Diameter 1.6mm
Spool Weight 15kg
Shield Gas Compatibility CO? / Ar-CO?
Low-Temperature Toughness -20¡ãC to -30¡ãC
Spool Dimensions 300mm OD / 51mm ID
Certification Available with 3.1 mechanical certificates
Origin Made in Japan
Primary Application Shipbuilding Grade D Steel
Position Capability All-position welding

Key Benefits

  • Exceptional Toughness: Weld metal maintains high impact resistance at sub-zero temperatures, critical for structural integrity.
  • Superior Crack Resistance: Minimizes welding defects in high-stress components for reliable, long-lasting joints.
  • Versatile Shielding: Compatible with both CO? and Ar-CO? gases for flexibility in various workshop setups.
  • All-Position Performance: Ensures consistent results in flat, horizontal, vertical, and overhead welding positions.
  • Seamless Construction: Reduces wire feed issues and ensures stable arc performance during continuous operation.

Applications

Perfect for welding mild steel and 490MPa high-tensile strength steel in industries including:

  • Machinery manufacturing
  • Structural steel fabrication
  • Shipbuilding and marine engineering
  • Bridge and tower construction
  • Rolling stock and transportation equipment

Competitive Advantages

As a direct alternative to Cigweld Verticor 3XP, Oerlikon Fluxofil 14HD, ESAB 7100 Ultra Dual Shield, and Hyundai SL-71 Seamless, SF-1B offers Japanese precision engineering with enhanced toughness and weldability, ensuring higher productivity and lower rework rates.

Quality Assurance

Manufactured by Nippon Steel, a global leader in welding technology, each spool undergoes rigorous quality control. Available with 3.1 mechanical certificates to meet international standards, ensuring compliance with critical project requirements.

FAQ

Q: What shield gas mixture is recommended?
A: Optimal results with 100% CO? or 80%Ar/20%CO? mixtures.

Q: Is this wire suitable for outdoor use?
A: Yes, when used with appropriate gas shielding and weather protection.

Q: What storage conditions are required?
A: Store in a dry, well-ventilated area to prevent moisture absorption.

Request a Quote

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Shipping and Delivery

Packaging & Transportation

weldercutting Nozzles

weldercutting nozzles are precision components requiring careful handling.
 
Each piece is individually packed with shockproof foam and sealed to prevent dust, moisture and collision.
 
Sturdy outer cartons with clear fragile labels ensure safe delivery.
 
We use reliable logistics with full tracking to protect products during shipment,
 
guaranteeing intact and high-performance parts upon arrival.