Flux Core Welding

Flux Core Welding

Item:E304LT0-3
Type:flux core welding wire
Payment Term:30% TT prepayment,70% TT before Delivery
Packing:1kg/5kg/15kgPer Spool,1Spool/Carton
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Product Introduction

 

 

Products Description

 

 

E304LT0‑3 welding wire

E304LT0-3 is a self-shielded stainless steel flux-cored welding wire conforming to AWS A5.22 standards, specifically designed for welding austenitic stainless steels such as 304, 304L, 309, and 316. It requires no external shielding gas; the molten pool is protected by the slag and gas generated by the flux core in the arc, making it suitable for outdoor, high-altitude, and poorly ventilated applications.

 

 

Key features

 

  • Self-protection: The flux core contains gas-generating and slag-forming agents, eliminating the need for external gases such as CO₂ or Ar during welding.
  • All-position welding: Can be performed in horizontal, horizontal, vertical, and overhead positions.
  • Applicable base materials: Primarily used for 304/304L stainless steel, but also suitable for similar materials such as 309 and 316.
  • Wind resistance: Compared to gas-shielded welding, it maintains weld quality even at higher wind speeds.
  • Convenience: Eliminates the need for gas cylinders and supply systems, facilitating on-site and mobile operations.

 

 

Chemical composition of welding wire (%)

 

Element 

C

Si

Mn

P

S

Cr

Ni

Mo

Cu

Actual Result

0.042

0.58

1.63

0.022

0.012

17.51

7.50

0.01

0.01

 

 

Mechanical property test of deposited metal

 

Item 

Tension Test

Impact test

Bending Test

Hardness Test

Specification

 

Tensile Strength

Rm(Mpa)

Yield Strength

ReL(Mpa)

Elongation

 A(%)

Impact Temp

(℃)

Impact Value

( Ј )

Face

 

Side

 

---

≥550

---

≥35

---

---

180°

180°

 

Actual Result

584

---

40

---

---

OK

OK

---

 

 

Precautions

 

  • The low-temperature toughness and plasticity of the weld are generally lower than those of gas-shielded flux-cored wire.
  • Welding fumes are abundant; ensure good ventilation in the work area.
  • High requirements are placed on the flux core formulation and manufacturing process; otherwise, defects such as porosity and slag inclusions are prone to occur.

 

 

 Product Details

 

Payment Term:30% TT prepayment,70% TT before Delivery
Packing:1kg/5kg/15kgPer Spool,1Spool/Carton
Production Time:Within 25days after recerving prepayment

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