{"id":492,"date":"2024-12-12T19:24:42","date_gmt":"2024-12-12T16:24:42","guid":{"rendered":"https:\/\/www.defencemetal.com\/test2\/?page_id=492"},"modified":"2026-09-25T19:57:02","modified_gmt":"2026-09-25T16:57:02","slug":"aisi-318","status":"publish","type":"page","link":"https:\/\/www.defencemetal.com\/index.php\/aisi-318\/","title":{"rendered":"AISI 318 \/ (1.4462)"},"content":{"rendered":"

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AISI 318 \/ (1.4462) \/ UNS S31803<\/h1>\n
DEFENCE METAL<\/span><\/p>\n
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AISI 318 (2205)<\/div>\n
UNS S32205 \u00b7 W.Nr. 1.4462 \u00b7 X2CrNiMoN22-5-3 \u00b7 ASTM A240’ta %22,0-23,0 Cr \u2013 %4,5-6,5 Ni \u2013 %3,00-3,50 Mo \u2013 %0,14-0,20 N \u2013 C \u2264 %0,03 \u2013 kalan Fe. AYNI W.Nr.’Y\u0130 TA\u015eIYAN \u0130K\u0130NC\u0130 B\u0130R UNS VARDIR: S31803, band\u0131 geni\u015ftir (%21,0-23,0 Cr \u2013 %2,50-3,50 Mo \u2013 %0,08-0,20 N) ve S32205 ile E\u015eDE\u011eER DE\u011e\u0130LD\u0130R. Ferritik-ostenitik (dupleks) paslanmaz \u00e7eliktir; tavl\u0131 durumda yap\u0131 yakla\u015f\u0131k yar\u0131 ferrit yar\u0131 \u00f6stenittir (Outokumpu: ‘a phase balance of approximately 50% ferrite and 50% austenite’; Rolled Alloys 2205 i\u00e7in tavl\u0131 durumda %40-50 ferrit verir). \u00c7\u00d6KELME SERTLE\u015eMEZ, YA\u015eLANDIRILMAZ, so\u011furken martenzite d\u00f6n\u00fc\u015fmez; tek \u0131s\u0131l i\u015flemi \u00e7\u00f6zelti tav\u0131 + h\u0131zl\u0131 su vermedir.<\/div>\n
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Kar\u0131\u015ft\u0131r\u0131lmamas\u0131 gerekenler<\/div>\n

AISI 316L<\/a>AISI F53<\/a>AISI 329<\/a><\/div>\n<\/div>\n

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Ne i\u00e7in<\/div>\n
Klor\u00fcrl\u00fc ortamda 316 ve 316L’nin gerilmeli korozyon \u00e7atlamas\u0131 y\u00fcz\u00fcnden kullan\u0131lamad\u0131\u011f\u0131 yerde al\u0131n\u0131r: kimya ve petrokimya proses ekipman\u0131, deniz suyu yak\u0131n\u0131 yap\u0131 ve boru sistemleri, bas\u0131n\u00e7l\u0131 kap, \u0131s\u0131 e\u015fanj\u00f6r\u00fc, baca gaz\u0131 k\u00fck\u00fcrt giderme tesisi.<\/div>\n<\/div>\n
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Formlar<\/div>\n
Yuvarlak \u00e7ubuk \u00b7 Lama \u00b7 Levha \u00b7 Sac \u00b7 Boru \u00b7 D\u00f6vme. T\u00fcm formlar sipari\u015f bazl\u0131 temin edilmektedir.<\/div>\n<\/div>\n
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Standartlar<\/div>\n
AMS YOKTUR \u2014 bu ala\u015f\u0131m i\u00e7in do\u011frulanm\u0131\u015f bir AMS numaras\u0131 bulunamam\u0131\u015ft\u0131r; ayr\u0131nt\u0131 ‘standart_notu’ alan\u0131ndad\u0131r. ASTM: A240 \/ SA-240 (levha, sac, \u015ferit \u2014 S32205 ve S31803) \u00b7 A276 \/ SA-276 (\u00e7ubuk ve profil \u2014 S31803) \u00b7 A479 \/ SA-479 (\u00e7ubuk ve profil) \u00b7 A182 \/ SA-182 (d\u00f6vme flan\u015f ve fitting \u2014 S32205 i\u00e7in F60, S31803 i\u00e7in F51) \u00b7 A789 \/ SA-789 (diki\u015fsiz ve diki\u015fli tube) \u00b7 A790 \/ SA-790 (diki\u015fsiz ve diki\u015fli pipe) \u00b7 A815 \/ SA-815 (d\u00f6vme fitting) \u00b7 A923 (zararl\u0131 ara faz\u0131n tespiti i\u00e7in kabul deneyi). EN: 1.4462 \u00b7 10088-2 \u00b7 10088-3. NORSOK MDS D45 (Langley Alloys). ASME B\u00f6l\u00fcm IX kaynak grubu P-No 10H (Rolled Alloys, Langley Alloys).
S32205 \u0130LE S31803 E\u015eDE\u011eER DE\u011e\u0130LD\u0130R, ayn\u0131 W.Nr.’yi (1.4462) ta\u015f\u0131malar\u0131na ra\u011fmen. IMOA fark\u0131 \u015f\u00f6yle anlat\u0131r: ‘The composition range that was originally set for 2205 (UNS S31803) was too broad.<\/span><\/div>\n<\/div>\n
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Art\u0131s\u0131<\/div>\n
Ayn\u0131 ASTM A240 tablosunda 316’ya g\u00f6re iki kat\u0131ndan fazla akma dayan\u0131m\u0131: 450 MPa’ya kar\u015f\u0131 205 MPa, \u00e7ekmede 655 MPa’ya kar\u015f\u0131 515 MPa. Bunun yan\u0131nda PREN taban\u0131 34,1’dir (form\u00fcl: %Cr + 3,3\u00d7%Mo + 16\u00d7%N; A240 bile\u015fim band\u0131n\u0131n alt ucundan hesaplanm\u0131\u015ft\u0131r), 316’n\u0131nki yakla\u015f\u0131k 24’t\u00fcr.<\/div>\n<\/div>\n
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Kaynak<\/div>\n
DOLGU METAL\u0130: AWS E2209 \/ ER2209 (Rolled Alloys: ‘2205 is welded with E2209 or ER2209 fillers’). Dolgu metali \u00f6stenit dengesini korumak i\u00e7in nikelce zenginle\u015ftirilmi\u015ftir; Industeel \u015fart\u0131 ‘Chemical composition has to be adapted to stabilize austenite’ diye koyar.<\/div>\n<\/div>\n
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S\u0131n\u0131rlar\u0131<\/div>\n
SICAKLIK TAVANI yakla\u015f\u0131k 300 \u00b0C’dir ve sebebi 475 \u00b0C gevrekli\u011fidir. IMOA: ‘The upper temperature limit for duplex stainless steel service is controlled by alpha prime formation.’ Kaynak ad\u0131yla tavanlar: IMOA’n\u0131n verdi\u011fi ASME tavan\u0131 2205 i\u00e7in kaynaks\u0131z ve kaynakl\u0131 315 \u00b0C, T\u00dcV tavan\u0131 kaynaks\u0131z 280 \u00b0C ve kaynakl\u0131 250 \u00b0C \u00b7 Rolled Alloys 600\u2026<\/div>\n<\/div>\n
TEKL\u0130F \u0130STE<\/a>T\u00fcm paslanmaz \u00e7elikler →<\/a>TEKN\u0130K DETAYLAR ↓<\/span><\/div>\n
Veriler \u00fcretici veri sayfalar\u0131ndan derlenmi\u015ftir · sipari\u015f \u00f6ncesi g\u00fcncel \u015fartnameden teyit ediniz<\/div>\n<\/div>\n<\/div>\n

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