tmi.co.thtmi.co.th/images/brochure.pdfJIS G 3192 : 1227: Standard Sectional Dimensio mm AX B 1996...
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tmi.co.thtmi.co.th/images/brochure.pdfJIS G 3192 : 1227: Standard Sectional Dimensio mm AX B 1996 Geometrical Moment of Inertia cm' Reference Radius of Gyration cm Modulus of Section