ASME SA 387 GRADE 12 Class 2

ASME SA 387 GRADE 12 Class 2

Engineered for use in elevated temperature service, is a chrome molybdenum carbon alloy steel for use in weldable pressure vessels and industrial boilers.

The material benefits from added chromium which provides excellent corrosion and oxidation resistance making it ideal for sour service applications in the oil and gas industry.

BS 620 B
EN 13 CRMO 45
ASTM/ASME SA387-12-2
DIN 13 CRMO 44

Chromium & Molybdenum content (according to the ASME specification)

Designation SA387 Grade 12
Nominal Chromium Content (%) 1.00%
Nominal Molybdenum Content (%) 0.50%
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