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EN-10028-2 Chrome Moly Steels


The European steel standard well known for pressure vessel purposes is EN 10028-2 which includes chrome moly plates.

The overall designation of the standard is "flat products made of steels for pressure purposes.

Non-alloy and alloy steels with detailed improved temperature properties.

Chrome moly material grades with various portions of chromium and molybdenum.

Extensively equal to the ones inside the American standard ASME SA387 and ASTM A387

EN 10028-2 chrome moly plate.

Champak Industries supplies chrome moly plates to EN 10028-2, 16MO3 PLATE, 13CRMO45 PLATES, 10CRMO910 PLATES and, when required by our customers, can offer cut to size plates and profiles to meet exact requirements.

The tables below give records referring to the chrome moly grades that are to be had Champak Industries.

Chemical Requirements

(cast analysis, % by mass, maximum permitted unless indicated otherwise)
  16MO3 13CRMO4-5 13CRMOSI5-5 10CRMO9-10 12CRMO9-10 X12CRMO5 X10CRMOVNB9-1
C 0.12-0.20 0.08-0.18 0.17 0.08-0.14 0.10-0.15 0.10-0.15 0.08-0.12
Si 0.35 0.35 0.50-0.80 0.50 0.30 0.50 0.50
Mn 0.40-0.90 0.40-1.00 0.40-0.65 0.40-0.80 0.30-0.80 0.30-0.60 0.30-0.60
P 0.025 0.025 0.015 0.020 0.015 0.020 0.020
S 0.010 0.010 0.005 0.010 0.010 0.005 0.005
N 0.012 0.012 0.012 0.012 0.012 0.012 0.03-0.07
Cr 0.30 0.70-1.15 1.00-1.50 2.00-2.50 2.00-2.50 4.00-6.00 8.00-9.50
Cu 0.30 0.30 0.30 0.30 0.25 0.30 0.30
Mo 0.25-0.35 0.40-0.60 0.45-0.65 0.90-1.10 0.90-1.10 0.45-0.65 0.85-1.05
Nb - - - - - - 0.06-0.10
Ni 0.30 - 0.30 - 0.30 0.30 0.30
V - - - - - - 0.18-0.25

Mechanical Properties

Mechanical properties for plates thicker than 16 mm up to 40 mm thick applicable to the transverse direction
  YIELD (MPA) TENSILE (MPA) ELONG. A (%) IMPACT (J)*
16Mo3 270 min 440 - 590 22 min 31 min
13CrMo4-5 290 min 450 - 600 19 min 31 min
13CrMoSi5.5 310 min 510 - 690 20 min 34 min
10CrMo9-10 300 min 480 - 630 18 min 31 min
12CrMo9-10 355 min 540 - 690 18 min 70 min
X12CrMo5 320 min 510 - 690 20 min 40 min
X10CrMoVNb9-1 445 min 580 - 760 18 min 40 min
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