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ASTM A387 GRADE 12 CLASS 1 pressure vessel steel

A387 Grade 12 Class 1 is a chromium molybdenum alloy steel plates intended primarily for welded boiler and pressure vessels.This kind of steel Cr content 1% and the Mo content 0.5%.we are specialized in supplying ASTM steel plate in A387 Grade12 Class1.

STEEL DIMENSION WE MAINLY SUPPLY:

Thickness: 6MM to 300MM,

Width: 1500mm to 4050mm,

Length: 3000mm to 15000mm

A387 Gr.12 CL.1Chemical Composition

Carbon Equivalent: Ceq = 【C+Mn/6+(Cr+Mo+V)/5+(Ni+Cu)/15】%

ASTM A387-12-2equivalent material:

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