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1.4541 Weld-neck Flange EN 1092-1 Compliant AISI 321 Equivalent Stainless Steel Flange
1.4541 Weld-neck Flange EN 1092-1 Compliant AISI 321 Equivalent Stainless Steel Flange
1.4541 Weld-neck Flange EN 1092-1 Compliant AISI 321 Equivalent Stainless Steel Flange
1.4541 Weld-neck Flange EN 1092-1 Compliant AISI 321 Equivalent Stainless Steel Flange
Specifications
Description
1.4541 Weld-neck Flange according to EN 1092-1
Material No: 1.4541, 17248 / similar to AISI 321
Other PN and materials available on request
X6CrNiTi18-10 (1.4541) Chemical Composition
Grade X6CrNiTi18-10
Number 1.4541
Classification Austenitic stainless steel
Density 7.9 g/cm³
Standards
  • EN 10088-2:2005 Stainless steels - Technical delivery conditions for sheet/plate and strip
  • EN 10088-3:2005 Stainless steels - Technical delivery conditions for semi-finished products, bars, rods, wire, sections and bright products
  • EN 10028-7:2007 Flat products made of steels for pressure purposes - Stainless steels
  • EN 10222-5:2000 Steel forgings for pressure purposes - Martensitic, austenitic and austenitic-ferritic stainless steels
  • EN 10216-5:2014 Seamless steel tubes for pressure purposes - Stainless steel tubes
  • EN 10217-7:2005 Welded steel tubes for pressure purposes - Stainless steel tubes
  • EN 10296-2:2005 Welded circular steel tubes for mechanical and general engineering purposes - Stainless steel
  • EN 10253-3:2008 Butt-welding pipe fittings - Wrought austenitic and austenitic-ferritic stainless steels
  • EN 10253-4:2008 Butt-welding pipe fittings - Wrought austenitic and austenitic-ferritic stainless steels with inspection requirements
  • EN 10272:2007 Stainless steel bars for pressure purposes
  • EN 10263-5:2001 Steel rod, bars and wire for cold heading and cold extrusion - Stainless steels
  • EN 10250-4:2000 Open steel die forgings for general engineering purposes - Stainless steels
  • EN 10297-2:2005 Seamless circular steel tubes for mechanical and general engineering purposes - Stainless steel
  • EN 10088-1:2005 Stainless steels - List of stainless steels
  • EN 10088-5:2009 Stainless steels - Technical delivery conditions for construction purposes
  • EN 10088-4:2009 Stainless steels - Technical delivery conditions for construction purposes
Chemical Composition % (EN 10088-2:2005)
Element Content
C max 0.08
Si max 1
Mn max 2
Ni 9 - 12
P max 0.045
S max 0.015
Cr 17 - 19
Ti max 0.7
Ti = 5 * C to 0.7
Particular ranges of sulphur content may provide improvement of particular properties. For machinability a controlled sulphur content of 0.015% to 0.030% is recommended and permitted. For weldability, a controlled sulphur content of 0.008% to 0.030% is recommended and permitted. For polishability, a controlled sulphur content of 0.015% max is recommended.
Elements not listed in this table shall not be intentionally added to the steel without the agreement of the purchaser except for finishing the cast.
Mechanical Properties
Property Value
Rm - Tensile strength (+A) (MPa) 500-720
Rm - Tensile strength (+AT+C) (MPa) 810-850
Rm - Tensile strength (+AT) (MPa) 460-730
Rp0.2 0.2% proof strength (+A) (MPa) 190-225
Rp0.2 0.2% proof strength (+AT) (MPa) 180-200
KV - Impact energy transverse (+A) (J) +20°: 60, -196°: 60
KV - Impact energy longitudinal (+A) (J) +20°: 100
A - Min. elongation at fracture (+A) (%) 30-40
A - Min. elongation at fracture longitudinal (+AT) (%) 35
Nominal diameter (mm) 2 - 50
Z - Reduction in cross section on fracture (%) 60-65
Brinell hardness (+A) (HB) 215
Brinell hardness (+AT) (HB) 210
Properties
Resistance to intergranular corrosion: in the delivery condition - yes; in the sensitized condition - yes
Steel shall not be applied at a metal temperature lower than -196°C
Equivalent Grades
Warning! Only for reference
EU EN USA Germany DIN,WNr Japan JIS France AFNOR
X6CrNiTi18-10 321 X10CrNiTi18-9
X6CrNiTi18-10		 SUS321 Z6CNT18-10
England BS Italy UNI China GB Sweden SS Poland PN
321S31 X6CrNiTi18-11 0Cr18Ni10Ti
1Cr18Ni11Ti
H0Cr20Ni10Ti		 2337 0H18N10T
1H18N9T
Czechia CSN Finland SFS Austria ONORM Russia GOST
17247
17248		 731 X6CrNiTi18-10S 08KH18N10T
08KH18N12T
12KH18N10T
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1.4541 Weld-neck Flange EN 1092-1 Compliant AISI 321 Equivalent Stainless Steel Flange

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1.4541 Weld-neck Flange EN 1092-1 Compliant AISI 321 Equivalent Stainless Steel Flange
1.4541 Weld-neck Flange EN 1092-1 Compliant AISI 321 Equivalent Stainless Steel Flange

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