China Factory Price SA387GR11CL2 Press Vessel and Boiler Steel Plate

According to the different thickness and impact requirements, SA387 GR11CL2 steel plate's heat treatment choose normalized and tempered or normalized, accelerated cooling and tempered.

The Main Chemical Composition of SA387

Grade	Gr5 Cl2	Gr12 Cl2	Gr11 Cl2	Gr22 Cl2	Gr91
C	≤ 0.15	0.05-0.17	0.05-0.17	0.05-0.15	0.06-0.15
Mn	0.30-0.60	0.40-0.65	0.40-0.65	0.30-0.60	0.25-0.66
Si	≤ 0.50	0.15-0.40	0.50-0.80	≤ 0.50	0.18-0.56
P	≤ 0.035	≤ 0.035	≤ 0.035	≤ 0.035	≤ 0.020
S	≤ 0.035	≤ 0.035	≤ 0.035	≤ 0.035	≤ 0.010
Cr	4.00-6.00	0.80-1.15	1.00-1.50	2.00-2.50	8.00-9.50
Mo	0.45-0.65	0.45-0.60	0.45-0.60	0.90-1.10	0.85-1.05

SA387GR11CL2 Mechanical Property

Grade	Mechanical Property
	Tensile Strength(MPa)	Yield Strength(MPa)	% Elongation in 2 in.(50mm) min	Impacting Test Temperature(°C)
SA387 Grade 11 Class2(SA387GR11CL2)	0.35-0.73	310	22	-20,40,-60

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