Material No.: 1.4307

DescriptionChemical
composition
Physical
mechanical
properties
Temparature
information
StandardsProcess
information
Application
Certification
ProductsAll

Description

EN symbol (short)X2CrNi18-9
AISIAISI 304L
UNSS 30403
AFNORZ3CN19-09
BS304S11
Density kg/dm37,9
Hardness HB195
Composition
CategoryStainless steels
Structureaustenitic
Corrosionresistant to intercrystalline corrosion

Chemical Composition

 CSiMnPCrNNiS
1.4307Min %    17,50 8,00 
Max %0,031,002,000,04519,500,11010,50 
(Key to steel 2010)
AISI 304L
S 30403
Min %    18,00 10,00 
Max %0,0350,752,oo0,04020,00 13,000,030
ASTM A 213 S 30403

Physical properties

PropertyValue
Density: kg/dm37,9
Hardness: HB195
Rockwell Hardness Number max.B90 (TP304 -ASTM A 249)
magnetizablenon
polishableyes
Temperature T
°C/F
(°C/F)
Specific heat
J / kgK
(Btu / lb °F)
Thermal conductivity
W/mK
(Btu·in / ft2·h·°F)
Electric resistance
µΩ · cm
(Ω circ mill / ft)
Modulus of elasticity
kN/mm2
(103 ksi)
Expansion rate from 70°F bis T
10-6 / K
(10-6 / °F)
20 / 6850015   
TemperatureE-Modul0.2% Yield strength in high temperatures1,0% Yield strength in high temperatures
°C/°FRp0,2Rp1,0
MpaMpa/ksiMpa/ksi
20°/68°200000>180/>26,1>215/>31,2
100°/212°194000>147/>21,3>181/>26,25
300°/572°179000>100/14,5>127/>18,4
500°/932°165000>81/11,74>109/>15,8

Mechanical properties (20°C / 68°F)

Yield strenght ksi /(Mpa)25 (170)TP 304L ASTM A 249
tensile strenght (Mpa)ksi450-680
Elongation(A5) (%)51
otched impact strength ISO-VI(J)225

Temparature information

Application area
Operation temperature ºF  to 1112 ºF ????
Solution heat treatment
Working temperature1832 ºF  to 2012 ºF 
Explanation reportcool down:air,Water
Solution heat treatment
Working temperature1382 ºF  to 2102 ºF 
Explanation reportcool down: air

Standards / information

StandardsDesciption
ASTM A 249 Standard Specification for Welded austenitic steel boiler, Superheaters, heat-exchangers,and condenser Tubes
ASTM A 269Standard Specification for Seamless and welded, austenic, and stainless steel tubing for general purposes
ASTM A 479Rods and cross-sections made of stainless and heat-resistant steel used in boilers and other pressure tanks
DIN 10216-5 (11/2004+B1)Seamless steel pipes under compression load Pipes made from stainless steel
DIN EN 10088-1 (09/2005)Stainless steels Part 1: List of stainless steels
DIN EN 10088-3 (09/2005)stainless steels.Technical delivery conditions for semi-finished products,bars,rods,wire selection and bright products of corrosion resisting steels for general and construction purposes
DIN EN 10296-2 (02/2006)Welded circular steel pipes for machine construction and general technical service stainless steel

Process information

Welding
 - Typegas fusion welding
manual arc
protective gas
resistance welding
 - Add. material1.4316
 - Hintsno heat treatment necessary before or after welding process

Main fields of application

Details of application
Certifications
Chemical Industry
crude oil
petrochemical industry
food processing industry
building industry

Range of products

Product typeProduct
Plates / Sheetsplates/sheets
plate/sheet cuts
Fittingswelded elbows
welded reductions
Welded T-pieces
seamless elbows
seamless reductions
seamless T-pieces
Pipes / Tubeswelded pipes/tubes
seamless pipes/tubes
Round barpeeled
Bar steelflat steel
round bar steel

Liability exclusion

All aforementioned specifications serve as a general orientation and have to be reviewed depending on the conditions of use.
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