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You are here: Home- NewsA709 Gr.50w steel chemical composition,A709 Gr.50w steel mechanical properties

A709 Gr.50w steel chemical composition,A709 Gr.50w steel mechanical properties

Posted:2015/7/12 23:14:28

A709 Gr.50w steel specification covers carbon and high-strength low-alloy steel structural shapes,plates,and bars and quenched and tempered alloy steel for structural plates intended for use in bridges.

 A709 Gr.50w steel chemical composition

Element Composition,%
Type A Type B Type C
C 0.19 max 0.20 max 0.15 max
Mn 0.80-1.25 0.75-1.35 0.80-1.35
P 0.04 max 0.04 max 0.04 max
S 0.05 max 0.05 max 0.05 max
Si 0.30-0.65 0.15-0.50 0.15-0.40
Ni 0.40 max 0.50 max 0.25-0.50
Cr 0.40-0.65 0.40-0.70 0.30-0.50

A709 Gr.50w steel mechanical properties

Grade Plate thickness,in,[mm] Structural shape flange or leg thickness,in,[mm] Yield point or yield strength,ksi,[mpa] Tensile strength,ksi,[mpa] Min elongation,%
Plates and bars Shapes
8 in or 200 mm 2 in or 50 mm 8 in or 200 mm 2 in or 50 mm
50w To 4 [100].incl All 50[345] min 70[485]min 18 21 18 21

Katalor is the A709 Gr.50w steel supplier,also can provide A709 Gr.50w steel deep processing,if you need A709 Gr.50w steel and A709 Gr.50w steel machine processing,contact us!

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