H형강(Hot Rolled H-Beams) ◆ KS기호- SS400. SS490. SS540. SM400A,B. SM490A,B. SM490YA,YB. ◆ 적용표준규격- KS D 3503. JIS G 3101. ASTM A36. 1. 토공용 표준단면치수 Standard Sectional Dimension(m/m) 단위중량 Unit Weight (kg/m) 길이 Length 수량 Quantity 300x300x10/15 94.0 15M 12M 10M 298x201x9/14 65.4 15M 12M 10M 294x200x8/12 56.8 12M 10M 250x250x9/14 72.4 12M 10M 300x150x6.5/9 36.7 12M 10M 200x200x8/12 49.9 12M 10M 2. 구조물용 1)..