August hot sell hot rolled for welded structure JIS G3106 SM490YA Steel in China.
What is SM490YA Steel? SM490YA Steel is a material designation defined in JIS G3106 standard, SM490YA Steel is a Hot Rolled Steel for Welded Structure. SM490YA Steel is in the form of plates, sheets & strips for architecture, engineering structures. JIS G3106 is a Japanese material standard for hot rolled steel for welded structure steel plates, sheets, strips for Architecture, Engineering Structures.
Dimensional Characteristics of SM490YA steel: The applicable thickness for this SM490YA steel material as defined in the JIS G3106, it is from 6 mm to 300 mm.
The Chemical Composition of SM490YA Steels: JIS G3106 defines the percentage of chemical composition of SM490YA steel steels as under:
Maximum Carbon (C) percentage is 0.20
Maximum Manganese (Mn) percentage is 1.65
Maximum percentage of Phosphorous (P) is 0.035
Maximum percentage of Sulphur (S) is 0.035
Maximum percentage of Silicon (Si) is 0.55
Remaining is iron (Fe) percentage and with few negligible impurities.
Mechanical Properties of SM490YA Steels:
The tensile strength of the SM490YA Steels is expressed in Newton per millimeters and it must be at-least 490 N/mm2 (MPa) and maximum can be 610 N/mm2 (MPa). The yield strength is minimum 365. The elongation property of SM490YA Steel varies with the ranges of thickness. The minimum percentage range for elongation is 15.
SM400C comparison with this grade of SM490YA Steel material will show how SM490YA differs with SM400C in chemical composition & mechanical properties.
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