Material No.: 1.4550
Description
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Chemical Composition
| C | Mn | P | S | Cr | Si | Ni | Nb | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1.4550 | Min % | 17,00 | 9,00 | Nb (10 x C<=1,00) | |||||||
| Max % | 0,08 | 2,00 | 0,045 | 0,015 | 19,00 | 1,00 | 12,00 | ||||
| (Key to steel 2010) | |||||||||||
| AISI 347 S 34700 | Min % | 17,00 | 9,00 | ||||||||
| Max % | 0,08 | 2,00 | 0,045 | 0,030 | 20,00 | 1,00 | 13,00 | ||||
| ASTM A 312 (S 34700)-(AISI 347) | |||||||||||
Physical properties
| Property | Value |
|---|---|
| Density: kg/dm3 | 7,9 |
| Hardness: HB Rockwell Hardness Number max. | <=215 B 90 ( TP347-ASTM A 249) |
| temperature | 1,0% Yield strength in high temperatures | 0,2% Yield strength in high temperatures |
|---|---|---|
| °C / °F | Rp 1,0 | Rp 0,2 | N/mm2 /ksi | N/mm2 /ksi |
| 100 / 212 | 229 / 33,21 | 177 / 25,67 |
| 200 / 392 | 186 / 26,98 | 157 / 22,77 |
| 300 / 572 | 167 / 24,22 | 136 /19,72 |
| 400 / 752 | 156 / 22,62 | 125 / 18,13 |
| 500 / 932 | 149 / 21,60 | 118 / 17,11 |
| ksi value calculated | ||
Mechanical properties (20°C / 68°F)
| 1 % Yield strength Rp1,0 (Mpa /ksi) Yield strength ksi (Mpa) | <=240 / 34,8 30 /205 | solution annealed | TP 347 (ASTM A249) |
|---|---|---|---|
| 0,2%Yield strength Rp 0,2 (Mpa /ksi) | <=205/ 29,7 | ||
| Tensile strength Rm (Mpa / ksi Tensile strength ksi (MPa) | 500-700 / 72,5- 101,5 75 /515 | solution annealed | TP 347 (ASTM A249) |
| Elongationmin.(%) Elongation min.% | 35 35 | lengthwise | TP 347 (ASTM A249) |
| impact work ISO-V (J) | 100/60 | (lengthwise/ transverse) | |
| ksi value calculated | |||
Temparature information
| Application area | ||
|---|---|---|
| Operation temperature | -454 ºF to 1652 ºF | minimum operationg temperature -454°F only in strain situation III |
| Solution heat treatment | ||
|---|---|---|
| Working temperature | 1868 ºF to 2012 ºF | |
| Explanation report | cool down: air / water | |
| Solution heat treatment | ||
|---|---|---|
| Working temperature | 2102 ºF to 1292 ºF | |
| Explanation report | cool down:air | |
Standards / information
| Standards | Desciption |
|---|---|
| ASTM A 182 | Standard Specification for Forged or Rolled Alloy-Steel Pipe Flanges,Forged Fittings and Valves and Parts for High-Temperature Service |
| ASTM A 213 | Standard Specification for Seamless Ferritic and Austenitic Alloy-Steel Boiler,Superheater,and Heat-Exchanger Tubes |
| ASTM A 249 | Standard Specification for Welded austenitic steel boiler, Superheaters, heat-exchangers,and condenser Tubes |
| ASTM A 276 | Rods and cross-sections made of stainless and heat-resistant steel |
| ASTM A 312 | Standard Specification for Seamless and welded austenitic stainless steel pipes |
| ASTM A 403 | Standard Specification for Wrought Austenitic Stainless Steel Piping Fittings |
| DIN EN 10028-1 (09/2005) | flat products made from steel for pressure tanks Part 1 General requirements |
| DIN EN 10028-7 (02/2008) | flat products made from steel for pressure tanks Part 7: Stainless steel |
| DIN EN 10088-2 (09/2005) | stainless steel; sheet metal and ribbons out of corrosion resistant steel for general purposes |
| DIN EN 10216-5 (11/2004+B1) | Seamless steel tubes under compression load Stainless steel tubes |
| DIN EN 10217-7 (05/2005) | Welded steel tubes under compression load. Stainless steel tubes |
| DIN EN 10296-2 (02/2006) | welded circular steel pipes for machine construction and general technical applications, stainless steel |
| DIN EN 10297-2 (02/2006) | seamless circular steel pipes for machine construction and general technical applications, stainless steel |
Process information
| Welding | |
|---|---|
| - Material classification acc. CEN ISO/TR 15608 | 8.1 |
| - Type | well weldable WIG MAG solid wire manual arc welding (E) |
| - Add. material | 1.4551;1.4316:1.4551 |
| - Hints | special post heat treating not required |
Main fields of application
| Details of application | certified for delivery acceptance obligating pressure containers in reference to AD data sheet W2 |
|---|---|
| Certifications | |
| food processing industry | grounds for creamery |
| Film- und Fotoindustrie | |
| object of utility budgetary | |
| Chemical Industry | for processing nitric acid the production of acetic acid |
| crude oil | various plant parts |
Range of products
| Product type | Product |
|---|---|
| Plates / Sheets | plates/sheets plate/sheet cuts |
| Fittings | seamless elbows seamless reductions seamless T-pieces |
| Pipes / Tubes | seamless pipes/tubes |
| Bar 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.(c) 2012 M. Woite GmbH, Postbox, D-40671 Erkrath | Phone +49 (211) 24 40 91 - Fax +49 (211) 24 92 28 | www.m-woite.com - woite@woite-edelstahl.com