What is SA 387 Grade 11 Class 2 equivalent to?

SA 387 Grade 11 Class 2 is an ASME/ASTM chrome-moly alloy steel plate for high-temperature pressure vessels, equivalent to ASTM A387 Grade 11 Class 2, with similar properties also found in BS 621B; it's defined by its chemical composition (around 1.25% Cr, 0.50% Mo) and specific mechanical properties like higher tensile strength (515-690 MPa) compared to Class 1, offering better oxidation/corrosion resistance for demanding applications.

Quick Equivalency Comparison Table

SA387 Gr.11 CL.2Chemical Composition

SA387 Gr.11 CL.2 Mechanical Property

Typical Applications

Pressure vessel shells & heads

Shell & tube heat exchangers

Reactors and separators

Boilers and steam drums

Refinery and petrochemical equipment

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What is a 387 gr 11 cl 2 equivalent to?

ASME SA387

Sa 387 Gr 11 Equivalent Material is the ASME SA387 in the US markets with the European Union having modules in 13CrMoSi5-5 grade. The Sa 387 Gr 11 Cl 2 Equivalent Material is the SA387-11-2 of the ASME and ASTM standard.

What is the difference between SA 387 Grade 11 CL 1 and Class 2?

The difference between SA 387 Grade 11 Class 1 and Class 2 Plate lies in their mechanical properties. However, they both have the same chemical composition. The tensile strength and yield strength of class 2 material is higher than that of class 1, whereas the elongation for class 1 is higher compared to class 2.

What is SA 387 equivalent to?

What is SA 387 equivalent material? The Equivalent materials of Sa 387 Gr 12 are BS 620B, UNS K11757, A387 / SA 387, DIN 13 CRMO 44, and EN 3 CRMO 45

What is SA 387 GR 12 Cl 2 equivalent material?

The Equivalent materials of Sa 387 Gr 12 are BS 620B, UNS K11757, A387 / SA 387, DIN 13 CRMO 44, and EN 3 CRMO 45.

What is the ASTM A387 Grade 22 equivalent to?

Among the ASTM A387 Grade 22 equivalent steel grades, SA387 Grade 22, 10CrMo9-10 is more popular than other equivalents. SA387 Grade 22 steel is under ASME SA387/ SA387M standard. The chemical performance and technical requirements of SA387 Grade 22 steel is almost same with ASTM A387 Grade 22 steel.

GNEE Steel also supplies a variety of boilers and pressure vessel steel plates, such as A204 Grade B,A515 Grade 70,A537 Class 1,SA387 Grade 11 Class 1,P265GH,S537 Class 2,P355Q,P275N,P355N,P690Q,Q345R, etc. If you want to know more about other types of steel plates, you can call the consultation hotline at +8615824687445 or send an email to alloy@gneesteelgroup.com. You are welcome to consult us, and we are very willing to answer your questions.