Stainless H-Beam, “W” Shapes, Size and Weight
ASTM Stainless H-Beam, “W” Shapes, Size and Weight
STEELMAX Steel Story
ASTM 에서는 H-Beam 을 “W” Shape
ASTM Stainless H-Beam, “W” Shapes, Size and Weight
STEELMAX Steel Story
ASTM 에서는 H-Beam 을 “W” Shape