Steel Standart

Pressure vessel steel grades

4 pressure vessel steel grades from 2 designation systems, each with a full data sheet. Sorted by system; the yield and tensile values are the first line of each grade's mechanical table.

EN (European)

Pressure vessel steel — EN (European)
GradeNo.TypeC %Yield MPaTensile MPaEquivalents
16Mo31.5415Molybdenum-alloyed steel for pressure purposes at elevated temperature0.12 – 0.2275440–590A204 Gr. A, A204 Gr. B, A335 P1
P265GH1.0425Non-alloy steel for pressure purposes with elevated-temperature properties≤ 0.2265410–530A516 Gr. 60, A516 Gr. 65, A285 Gr. C
P355NH1.0565Weldable fine-grain normalized steel for pressure purposes, elevated temperature≤ 0.2355490–630A516 Gr. 70, A537 Cl. 1, A737 Gr. B

ASTM / ASME

Pressure vessel steel — ASTM / ASME
GradeNo.TypeC %Yield MPaTensile MPaEquivalents
A516 Grade 70K02700Carbon steel plate for pressure vessels, moderate and lower temperature≤ 0.27260485–620P295GH, P265GH, P355GH / P355NH

Other families