A387 Grade 5 Boiler and Pressure Vessel Steel Plate
ASTM A387 Grade 5 is in the standard ASTM A-387/A-387M . A387 Grade 5 is a kind of Cr-Mo-alloy steel plates material used to fabric high temperature pressure vessels. SA387 have ten grades or levels. They are : grade 2 , grade 12 , grade 11 , grade 22 , grade 22L , grade 21 , grade 21L, grade 5 , grade 9 , grade 91 . Because of the good property , A387GR11CL1 , A387GR11CL2 , A387GR22CL1 , A387GR22CL2 , A387GR12CL1 , A387GR12CL2 are widely used in the high temperature vessels industry.
Standard: ASTM A-387/A-387M
Steel Grade : A387 Grade 5
Dimension range :1.5mm -260mm x 1000mm-4000mm x 1000mm-18000mm 
ASTM A387 Grade 5 steel equivalent material :
JIS G4109 SCM V4-1, JIS G4109 SCM V4-2, DIN 1715 1.738
ASTM A387 Grade 5 steel chief application :
ASTM A387 Grade 5 pressure vessel steel is widely used in petroleum, chemical industry, power station, boiler, etc, used to make the reactor, heat exchanger, separator, spherical tank,  liquefied gas, nuclear reactor pressure vessel, boiler steam drum steam, liquefied petroleum, hydropower station, high pressure pipe.
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