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ER70S-6 Gas Shielded Arc Welding Wire

Short Description:

Gas Shielded Arc Welding Wire The ER70S-6 gas shielded arc welding wire is designed for high-strength low-alloy steel (e.g. Q390, Q420 and Q460) with copper addition. This H08MnMoA welding wire incorporates with related flux to offer outstanding wedability, stable arc, and high slag detachability. Our gas shielded arc welding wire generates flawless bead, offering prominent crack resistance and impact toughness at low temperature. This HSLA welding consumable is highly recommended for autom...


  • Min.Order Quantity: 100 Piece/Pieces
  • Supply Ability: 10000 Piece/Pieces per Month
  • Product Detail

    Product Tags

    Gas Shielded Arc Welding Wire

    The ER70S-6 gas shielded arc welding wire is designed for high-strength low-alloy steel (e.g. Q390, Q420 and Q460) with copper addition. This H08MnMoA welding wire incorporates with related flux to offer outstanding wedability, stable arc, and high slag detachability.

    Our gas shielded arc welding wire generates flawless bead, offering prominent crack resistance and impact toughness at low temperature. This HSLA welding consumable is highly recommended for automobile, hoisting machinery, transport machinery, engineering machinery, shipbuilding, power plant, petrochemical engineering, bridge and pressure vessel, etc.

    Standards
    AWS A5.18 ER70S-6
    AWS EL8/EL12

    Available diameter
    0.6mm, 0.8mm, 0.9mm, 1.0mm, 1.2mm, 1.4mm, 1.6mm

    Compatible flux
    1. Agglomerated flux: SJ101, SJ107, SJ301 and SJ501, etc.
    2. Fused flux: HJ250, HJ350 and HJ431, etc.

    Chemical composition of deposited metal (%)

    C Mn Si P S Cr Ni Cu Mo Ti
    Typical 0.08 1.34 0.14 0.015 0.013 0.021 0.011 0.14 0.38 0.06
    Standard ≤ 0.10 1.20-1.60 ≤ 0.25 ≤ 0.030 ≤ 0.030 ≤ 0.20 ≤ 0.30 ≤ 0.20 0.30-0.50 ≤ 0.15

    Note: If gas shielded arc welding wire is copper coated, the copper content should be less than 0.35%.

    Mechanical properties of deposited metal

    Rm (MPa) ReL(MPa) A (%) Akv (J) (-40℃)
    Typical 618 495 25 101
    Standard 550-700 ≥ 470 ≥ 20 ≥ 27

    Recommended welding data (DC+, shielding gas: 100% CO2 or 75% Ar+25% CO2)

    Wire diameter (mm) 0.6 0.8 0.9 1.0 1.2 1.4 1.6
    Current (A) 30-100 60-200 70-250 80-300 120-380 150-420 225-550
    Voltage (V) 15-20 18-24 18-26 18-32 18-34 22-36 28-35

    Note: Procedures may vary in accordance with changes in position, base metals, filler material, equipment and other changes.

    Recommended welding data for low alloy steel

    Wire diameter(mm) Current(A) Voltage(V) Current type Wire feed speed (m/h) Stick-out (mm) Interpasstemperature (℃) Postweldheat treatment (℃)
    1.6 250-350 26-29 DC/AC 18 ±1.5 13-19 150 ± 15 620 ± 15
    2.0 300-400 26-29 DC/AC 18 ±1.5 13-19 150 ± 15 620 ± 15
    2.5 350-450 27-30 DC/AC 20 ±1.5 19-32 150 ± 15 620 ± 15
    3.0 400-500 27-30 DC/AC 23 ±1.5 25-38 150 ± 15 620 ± 15
    3.2 425-525 27-30 DC/AC 23 ±1.5 25-38 150 ± 15 620 ± 15
    4.0 475-575 27-30 DC/AC 25 ±1.5 25-38 150 ± 15 620 ± 15
    5.0 550-650 27-30 DC/AC 25 ±1.5 25-38 150 ± 15 620 ± 15
    6.0 625-725 28-31 DC/AC 29 ±1.5 32-44 150 ± 15 620 ± 15
    6.4 700-800 28-32 DC/AC 31 ±1.5 38-50 150 ± 15 620 ± 15

    Note: If values of welding current or voltage exceed recommended range above, negative impacts will be led to mechanical properties and wedability of gas shielded arc welding wire. Other heat treatment regulations can be applied if necessary.

    Packaging
    15kg plastic spool, 72 cartons/pallet, 22 pallets/20′ container


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