flux cored welding wire for mild steel

1. Specification Conformance

AWS A5.20 E71T-1 GB/T10045-2001 E501T-1 / JIS Z3313 / YFW C50DR

 2.Description

AWS A5.20E71T-1 is a kind of TI type flux cored wire for CO2 welding ,it has high cladding efficiency, good welding technical performance in all-position welding, apply for low carbon steel and 500MPA grade strength steel welding, such as ships, pressure vessels, mechanical equipments and bridges.

3. Chemical Composition of Deposited Metal (%)

C≤0.18, Mn≤1.75, Si≤0.90, P≤0.03, S≤0.03, Cr≤0.20, Ni≤0.50, Mo≤0.30, V≤0.08, Cu≤0.35

4.Mechanical Properties of Deposited Metal

Yield Point≥480 Mpa, TensileStrength≥400 Mpa,

Elongation≥22%, Test Temp -20°C, Impact Energy ≥27 J

5. AVAILABLE DIAMETER

1.2mm /1.4mm/ 1.6mm

6. PACKAGE

15kgs/spool, 72cartons/pallet, 22pallets/20'container

One spool is vacuum packed by aluminum film and then one carton outside

7. Approvals:

ISO9001,ABS, CCS, BV, NK, GL, LR , DNV, KR, RINA ,RS

8. Shielding Gas

100% CO2

9. Recommended Current (DC+) and Voltage Range

Welding position Flat

-Dia.1.2 mm---Current Range140A ~300A --Voltage Range 20V ~30V--CO2 Flow15~25 L/Min;

-Dia.1.4 mm---Current Range200A ~380A --Voltage Range 24V ~38V--CO2 Flow15~25 L/Min;

-Dia.1.6 mm---Current Range240~400A-- Voltage Range 26~35V-- CO2 Flow15~25 L/Min

 Procedures may vary with change in position, base metals, filler metals, equipment and other changes.