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G250 Steel

G250 steel is a structural steel grade according to the Australian AS 1397 standard. Its yield strength is 250 MPa and its carbon content is 0.12. It comes in two styles sheet and coil.

G250 steel is a kind of low-carbon structural steel, which is used in metal roofs, walls, purlins, etc. It has good weldability.

G250 Requirements for Chemical Composition

Steel grade designation
AS 1397
Chemical composition (cast analysis), % max.
CarbonManganesePhosphorusSulfur
G2500.120.50.040.035

G250 Mechanical property requirements

Steel grade
designation
Longitudinal tensile testTransverse bend test
Min. yield
strength
MPa
min. tensile
strength
MPa
Min.elongation,% Angle of bend degreesDiameter of mandrel in terms of test piece thickness (t)
Lo = 50 mmLo = 80 mm
G25025032025221800

G250 Coating Adhesion (180° bend test) requirements

Steel grade designationDiameter of mandrel in terms of thickness of product (t)
Coating class
"Z", "ZA", "ZF" and "ZM""AZ" and "AM"
Z100,
ZA90
ZF80
ZF100
Z200,
ZA135,
ZA180,
ZM90,
ZM120,
ZM150,
ZM180
Z275,
ZA225,
ZA275,
ZM220,
ZM275
Z350,
ZA350,
ZM350
Z450,
ZA450,
ZM450
Z600AZ150,
AM100,
AM125,
AM150
AZ200,
AM175,
AM200
AM225
G2500000t2t0t
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