SA387 Grade 22 CL 1 SA387 Grade 22 CL 2 A387 Grade 22 CL1 A387 Grade 22 CL2

Source:Yusheng steel

Chromium-Molybdenum alloy steel plate SA387 Grade 22 CL 1,SA387 Grade 22 CL 2,A387 Grade 22 CL1,A387 Grade 22 CL2 under steel specification standard ASTM A387/A387M and ASME SA387/SA387M are popularly used for welded boilers and pressure vessels designed for elevated temperature service.The main different between steel plate SA387 Grade 22 CL 1 and SA387 Grade 22 CL 2 is the mechanical properity,for pressure vessel steel plate A387 Grade 22 CL 1,the tensile strength shall be 415-585 Mpa,minimum yield point is 205 Mpa.And for pressure vessel steel plate A387 Grade 22 CL 2,the minimum yield strength shall be 310 Mpa,tensile strength within 515-690 Mpa.

 

Normally, YUSHENG STEEL supply these steel plate of A387 Grade 22 CL 1 and A387 Grade 22 CL 2 under Normalizing and Tempering delivery condition.Else, when the end user required, heat treatment for annealing is also can be done from our mill.

 

Mechanical properties for SA387 Grade 22 CL 2 pressure vessel steel plate:

 

Yield strength (Mpa)

Tensile strength (Mpa)

Elongation ,%  50mm

310

515-690

18

 

 

 

 

Chemical composition of Heat analysis for SA387 Grade 22 CL 2 Alloy steel plate (Max %):

 

C

Si

Mn

P

S

Cr

Mo

0.05/0.15

0.50

0.30/0.60

0.035

0.035

2.00/2.50

0.90/1.10