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Bridge Structural Steel

Q345q, Q370q, Q420q, Q460q
  • Commodity name： Bridge Structural Steel

Category:

Bridge Structural Steel

Email:

david@prosper-bridge.com

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Detailed

  • Product Description

  • Delivery Standard:

    Steel grade Specification Norm
    Q345qC, D, E, Q370qC, D, E, 
    Q420qC, D, E; Q460qC, D, E; 
    Q345q (D, E, F) NH, 
    Q370q (D, E, F) NH, 
    Q420q (D, E, F) NH, 
    Q460q (D, E, F) NH, etc.    		 1.5 ～25 × 1000 ～2000mm The product is delivered in accordance
    with national standard, industrial
    standard, Japan norm, American norm,
    European norm or technical agreement
     

    Mechanical Property:

    Steel grade Quality grading Tensile property V-shape impact test
    Lower yield strength,
    Rel/MPa    		 Tensile strength,
    Rm/MPa    		 Elongation after
    fracture, A/%    		 Test temperature /°C Impact absorption energy KV 2 / J
    Q345q C ≥345 ≥490 ≥20 0 ≥ 120
    D -20
    E -40
    Q370q C ≥370 ≥510 ≥20 0 ≥ 120
    D -20
    E -40
    Q420q D ≥420 ≥540 ≥ 19 -20 ≥ 120
    E -40
    F -60 ≥47
    Q460q D ≥460 ≥570 ≥ 18 -20 ≥ 120
    E -40
    F -60 ≥47

Keywords:

Hot-rolled, cold-rolled, hot-dip galvanized, silicon steel, steel pipes, steel structures

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