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33 MoCr 11

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Romania STAS 33MoCr11 Steels for seamless tubes for petroleum industry. Grades and technical requirements for quality and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 33MoCr11 / 33 MoCr 11
Category Grade Standard Region/Area Standard Content
Metals 33 MoCr 11 STAS 8185 Romania Steels for seamless tubes for petroleum industry. Grades and technical requirements for quality

Chemical composition(mass fraction)(wt.%) of the 33 MoCr 11

Element Min Max Similar
V 0.1000 0.2000 -
Si 0.1700 0.3700 -
S - 0.0350 -
P - 0.0350 -
Ni - 0.3000 -
Mo 0.1500 0.3000 -
Mn 0.4000 0.8000 -
Cu - 0.3000 -
Cr 0.9000 1.3000 -
C 0.3000 0.3700 -

Mechanical Properties of steel grade 33 MoCr 11

Yield
Rp0.2 (MPa)		 Tensile
Rm (MPa)		 Impact
KV/Ku (J)		 Elongation
A (%)		 Reduction in cross section on fracture
Z (%)		 As-Heat-Treated Condition Brinell hardness (HBW)
837 (≥) 827 (≥) 41 44 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 432

Physical Properties of steel grade 33 MoCr 11

Temperature
(°C)		 Modulus of elasticity
(GPa)		 Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)		 Specific thermal capacity
(J/kg·°C)		 Specific electrical resistivity
(Ω mm²/m)		 Density
(kg/dm³)		 Poisson’s coefficient, ν
43 - -     0.14 -  
292 981 - 11.3 341   -  
816 - 14 44.2   143 431

Heat Treatment of steel grade 33 MoCr 11

Heat treated : 1489°C - 1238°C

Technological Curves of steel grade 33 MoCr 11

Cross Reference Table (Equivalent Grade) of 33 MoCr 11

Grade Standard Country Application
ASTM 5140
AISI 201
AISI 202
1.2767
17-4PH
AISI 1052
AISI 416Se
AISI 1330
AISI 205 Stainless Steel
AISI A10
AISI A2
AISI A3
AISI A4
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
Electrode 100S-1
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