15kg 1.2mm Nippon Steel Weldream SM3A Welding Wire

$180.00

Product Introduction

15kg spool of Nippon Steel Weldream SM3A 1.2mm metal cored welding wire, ideal for low-temperature service steel in offshore structures. Features excellent -40¡ãC impact toughness, high efficiency, and seamless design for superior performance.

Product Specifications

Classification E70C-6M-H4
Diameter 1.2mm
Weight 15kg
Origin Made in Japan
Applications Low-temperature service steel welding
Description

15kg – 1.2mm Nippon Steel Metal Cored Welding Wire Weldream SM3A

Core Parameters

Classification E70C-6M-H4
Diameter 1.2mm
Weight 15kg spool
Material Seamless metal cored
Shielding Gas Ar-20%CO2
Low Temp Toughness -40¡ãC
Applications Low-temperature service steel
Origin Made in Japan
Part No NSSW-SM3A-1.2-SP15
Certification 3.1 mechanical certificates available

Product Description

Designed for precision welding of low-temperature service steel in critical applications like offshore structures, this Nippon Steel Weldream SM3A wire delivers exceptional performance with Ar-CO2 gas shielding. The seamless metal core construction ensures stable arc behavior, minimal spatter, and superior bead appearance compared to conventional open-seam alternatives.

Key Features

– Excellent impact toughness at -40¡ãC for extreme low-temperature environments
– High welding efficiency with reduced post-weld cleanup
– Seamless surface design prevents moisture absorption and improves feedability
– Compatible with flat butt and fillet joints in industrial fabrication
– Direct alternative to Hobart FabCOR 86R and Lincoln Outershield MC-710-H

Applications

Ideal for offshore construction, LNG storage tanks, cryogenic equipment, and any low-temperature steel welding where reliability under extreme conditions is mandatory. Perfect for shipbuilding, pressure vessel manufacturing, and heavy machinery production.

Performance Advantages

The E70C-6M-H4 classification ensures consistent mechanical properties with high tensile strength and ductility. The 1.2mm diameter provides optimal heat input control, while the 52mm standard bore spool fits most industrial welding machines.

Quality Assurance

Manufactured by Nippon Steel, a global leader in welding consumables, this product meets strict Japanese industrial standards. Available with 3.1 mechanical certificates for traceability and quality verification.

Differentiation

Unlike traditional flux-cored wires, SM3A’s seamless construction eliminates flux leakage and improves wire feeding stability. Its superior low-temperature toughness (-40¡ãC) outperforms competitors in cryogenic applications.

FAQ

Q: What shielding gas is recommended?
A: Ar-20%CO2 mixture for optimal arc stability.

Q: Can this wire be used for vertical welding?
A: Best suited for flat and horizontal fillet/butt joints.

Q: Is it compatible with all welding machines?
A: Works with standard GMAW equipment using 52mm bore spool holders.

Request a Quote

For bulk pricing, technical specifications, or sample availability, contact our sales team today. Experience Japanese precision welding technology for your critical applications.

Shipping and Delivery

Packaging & Transportation

Weldingtop Nozzles

Weldingtop nozzles are precision components requiring safe and professional handling. Each nozzle is individually vacuum‑sealed and protected with shock‑absorbing foam to avoid impact, dust and humidity. Sturdy outer cartons with clear fragile labels are used for secure shipping. We work with trusted logistics providers and offer full tracking, ensuring your order arrives complete and in perfect condition.