Material – EN X 2 CrNiMo 17 12 3

Standard Specification for Seemless Steel Tubes for Pressure Purposes

Group - Ferrous Stainless Steel Alloys

Sub Group - EN X 2 CrNiMo 17 12 3 Seemless Steel Tubes for Pressure Purposes

Application - Intended for Valve, Pump, General Engineering, Automotive and Other Industries

Grade Belongs to the Industry - Steel, Rod, Bar and Extrusion

Chemical Composition
CarbonC %0.030 max.
SiliconSi %1.000 max.
ManganeseMn %2.000 max.
PhosphorusP %0.045 max.
SulphurS %0.030 max.
ChromiumCr %16.500 - 18.500
NickelNi %10.500 - 13.000
MolybdenumMo %2.500 - 3.000
NitrogenN %0.110 max.
IronFe %Balance
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Heat Treatment
Solution Annealing
Mechanical Properties
Tensile Strength in Mpa490 - 2100
Yield Strength in Mpa190 min.
Elongation in %20 min.
Reduction of Area in %63 min.
Hardness in HB215 max.
Impact in Joule60 J @ RT

Cross Reference Table

Material Standard Country Grade Belong to the Industry
10216-5 EN 1.4436 BS British Tube
1.4436 DIN Germany Steel
1.4436 EN European Union Steel
X3CrNiMo17 13 3 UNI Italy Steel, Sheet, Plate and Strip
X3CrNiMo17 13 3 AFNOR NF France Steel
X3CrNiMo17 13 3 DIN Germany Sheet, Plate and Strip
316 SAE USA Steel, Wire, Bar, Shape and Forging