ASTM A387

The ASTM A387 specification is the Standard Specification for Pressure Vessel Plates, Alloy Steel, Chromium-Molybdenum plates used in the application of welded boilers and pressure vessels subjected to elevated temperatures. The two grades SSAB produces are available as Class 1 and/or Class 2.

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ImperialMetric
Product Name

ASTM A387 Grade 11

Dimensions
T: 0.185 - 3.60 in
L: 73 - 590 in
W: 60 - 131.9 inT: 4.70 - 91.4 mm
L: 1900 - 15000 mm
W: 1500 - 3350 mm
Datasheet
Product Name

ASTM A387 Grade 12

Dimensions
T: 0.276 - 2.00 in
L: 154 - 590 in
W: 75 - 129.9 inT: 7.01 - 50.8 mm
L: 3910 - 15000 mm
W: 1900 - 3299 mm
Datasheet
Product Name

ASTM A387 Grade 22

Dimensions
T: 0.185 - 3.60 in
L: 73 - 590 in
W: 60 - 131.9 inT: 4.70 - 91.4 mm
L: 1900 - 15000 mm
W: 1500 - 3350 mm
Datasheet