A 387 gr.2 Chemical composition,A 387 gr.2 Mechanical properties

1.Material: ASTM A387Gr2CL1, ASME SA387Gr2CL1 2.RelativeGrades:A387Gr11CL2,A387Gr12CL1,A387Gr12CL2,A387Gr11CL1, A387Gr2CL1,A387Gr22CL1,A387Gr22CL2, A387Gr21CL1,A387Gr21CL2,A387Gr5CL1,A387Gr5CL2,A387Gr9CL1,A387Gr9CL2,A387Gr21LCL1,A387Gr22LCL1, A387Gr91CL2 3.Application Potential:SA387Gr2

Category: Alloy Steel

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Updatetime: 21-Aug-2023

Material: ASTM A387Gr2CL1, ASME SA387Gr2CL1 2.RelativeGrades:A387Gr11CL2,A387Gr12CL1,A387Gr12CL2,A387Gr11CL1, A387Gr2CL1,A387Gr22CL1,A387Gr22CL2, A387Gr21CL1,A387Gr21CL2,A387Gr5CL1,A387Gr5CL2,A387Gr9CL1,A387Gr9CL2,A387Gr21LCL1,A387Gr22LCL1, A387Gr91CL2

Application Potential:SA387Gr2CL2/A387Gr2CL2 chromium-molybdenum alloy steel plates are intended primarily for welded boilers and pressure vessels designed for elevated temperature service. 

ASTM A387 steel Chemical Composition of SA387Gr2CL2/A387Gr2CL2 boiler plate:

A 387 gr.2 Chemical compositionC 0.04-0.21 Mn0.50-0.88 S 0.035 P 0.035 Si 0.13-0.45 5.Mechanical Property of SA387Gr2CL2/A387Gr2CL2 boiler plate:

A 387 gr.2 Mechanical propertiesTensile strength, ksi [MPa] 70 to 90 [480 to 620] Yield strength, min,A ksi [MPa] 45 [310] Elongation in 8 in.[200 mm],min,%B 18 Elongation in 2 in.[50 mm],min,%B 22 6.Heat treatment:SA387Gr2CL2/A387Gr2CL2  plates shall be thermally treated either by annealing, normalizing- and -tempering, or, when permitted by the purchaser, accelerated cooling from the austenitizing temperature by air blasting or liquid quenching, followed by tempering. 

Supplementary requirements of SA387Gr2CL2/A387Gr2CL2 boiler plate:As in ASTM/ASME (S)A387