250*250 h beam with boron 1-material:Q235.SS400 2-size:100*100-900*300mm 3-thickness:5-35mm

250*250 h beam with boron

1-material:Q235.SS4002-size:100*100-900*300mm3-thickness:5-35mm

4-length:6 or 12m

5-chemical compostion:

Grade	CHEMICAL COMPOSITION %						MECHANIC PROPERTY
	C	Si	Mn	P	S	B	Yield Strength (N/mm)	Tensile Strength (N/mm)	Elongation A%	Bending Test
Q235B	0.15~0.18	0.19~0.23	0.47~0.49	0.022~0.026	0.021~0.028	0.0008	275	415	33.5	OK

 6-Remark: H-waist height, B-leg breadth, T1-waist thickness, T2-leg thickness, W1-JIS standard weight,

                     W2-GB standard weight

250*250 h beam with boron