highway guardrail systems

  Product Description Materials             Quality hot strip steel Strip Steel Materials For Guardrail System:Q235B of China standard:  

Standard Table
ISO	Germany	U.K.	French	U.S.A.	Japan	China
E235B	S235JR S235JRG1 S235JRG2	S235JR S235JRG1 S235JRG2	S235JR S235JRG1 S235JRG2	Cr.D A36	SS400 SM400A SN400	Q235B

    Chemical composition of carbon construction steel:Q235B of China standard:

C	Mn	Si	S	P
0.12%~0.20%	0.30%~0.67%	≤0.30%	≤0.045%	≤0.045%

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