Certificates

WYJ043-2001  205mm/210mmthick    ASTM A588CrB－T

1. The applicable scope

The technology conditions apply to 205 mm thickness and 210 mm thick ASTM A588CrB-T especially thick steel plates.

2. Of the steel plate size and shape, weight and deviation should be allowed to meet ASTM A6 / A6M of the provisions of the standard.

3. Technical conditions

3.1 chemical composition (melting analysis) shall conform to the provisions of the table 1.

Chart 1              Wt％

 

C	Si	Mn	P	S	Cu	Ni	Cr	V
≤0.20	0.15～0.50	0.75～1.35	≤0.035	≤0.035	0.20～0.40	≤0.50	0.40～0.70	0.01～0.10

3.2 delivery status:normalized

3.3 mechanical properties shall conform to the provisions of the table 2.

Chart 2

 

σsu MPa	σb MPa	δ5 %	bend180°	room temperature AKV(Longitudinal )J
≥260	≥485	≥19	d=3a	≥27