{"id":382,"date":"2024-12-12T13:27:02","date_gmt":"2024-12-12T10:27:02","guid":{"rendered":"https:\/\/www.defencemetal.com\/test2\/?page_id=382"},"modified":"2026-09-25T16:29:25","modified_gmt":"2026-09-25T13:29:25","slug":"aisi-904l","status":"publish","type":"page","link":"https:\/\/www.defencemetal.com\/index.php\/aisi-904l\/","title":{"rendered":"AISI 904L \/ (1.4539)"},"content":{"rendered":"

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AISI 904L \/ (1.4539) \/ UNS N08904<\/h1>\n
DEFENCE METAL<\/span><\/p>\n
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AISI 904L<\/div>\n
UNS N08904 \u00b7 W.Nr. 1.4539 \u00b7 X1NiCrMoCu25-20-5 \u00b7 ASTM A240 bile\u015fimi: %19,0-23,0 Cr \u2013 %23,0-28,0 Ni \u2013 %4,00-5,00 Mo \u2013 %1,00-2,00 Cu \u2013 C \u2264 %0,020 \u2013 N \u2264 %0,10 \u2013 kalan Fe. EN 1.4539 band\u0131 daha dard\u0131r: %19,0-21,0 Cr \u2013 %24,0-26,0 Ni \u2013 %4,0-5,0 Mo \u2013 %1,2-2,0 Cu. S\u00dcPER OSTEN\u0130T\u0130K paslanmaz \u00e7eliktir: \u00c7\u00d6ZELT\u0130 TAVI + HIZLI SO\u011eUTMA ile \u00fcretilir, \u00c7\u00d6KELME SERTLE\u015eMEZ, ya\u015fland\u0131r\u0131lmaz; mukavemet yaln\u0131zca SO\u011eUK \u0130\u015eLEMLE artar.<\/div>\n
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Kar\u0131\u015ft\u0131r\u0131lmamas\u0131 gerekenler<\/div>\n

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

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Ne i\u00e7in<\/div>\n
\u0130ndirgeyici asitlerin ve \u0131l\u0131k klor\u00fcrl\u00fc ortamlar\u0131n birlikte bulundu\u011fu proses ekipman\u0131 i\u00e7in al\u0131n\u0131r: s\u00fclf\u00fcrik ve fosforik asit servisi, k\u00e2\u011f\u0131t ve sel\u00fcloz, rafineri, g\u00fcbre, asit tur\u015fulama hatt\u0131, deniz suyu temasl\u0131 ekipman.<\/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 edilir.<\/div>\n<\/div>\n
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Standartlar<\/div>\n
AMS YOKTUR \u2014 N08904 i\u00e7in bir AMS numaras\u0131 hi\u00e7bir ba\u011f\u0131ms\u0131z kaynakta do\u011frulanamam\u0131\u015ft\u0131r. ASTM: A240 \/ SA-240 (levha, sac, \u015ferit) \u00b7 A276 (\u00e7ubuk ve profil) \u00b7 A479 \/ SA-479 (bas\u0131n\u00e7l\u0131 kap ve kazan i\u00e7in \u00e7ubuk ve profil) \u00b7 A182 \/ SA-182 (d\u00f6vme flan\u015f, fitting ve vana par\u00e7as\u0131, F904L) \u00b7 A312 \/ SA-312 (diki\u015fsiz ve diki\u015fli pipe). EN: 10088-2, 10088-3, 10272. Ayr\u0131ca NACE MR0175.
1) N08904 B-SER\u0130S\u0130NDEN A-SER\u0130S\u0130NE TA\u015eINMI\u015eTIR. Nikel ala\u015f\u0131m\u0131 B-serisi standartlar\u0131n\u0131n g\u00fcncel kalite listelerinde N08904 ARTIK YOKTUR: ASTM B649’un kapsam\u0131 N08925, N08024, N08026, N08031, N08354, N08926, N08936 ve R20033’t\u00fcr (HT Pipe ve Ferrobend, iki ba\u011f\u0131ms\u0131z\u2026<\/span><\/div>\n<\/div>\n
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Art\u0131s\u0131<\/div>\n
\u0130ndirgeyici asit direnci ve bunun kayna\u011f\u0131 olan BAKIR. %1-2 bak\u0131r ilavesi 904L’i indirgeyici ko\u015fullarda s\u00fclf\u00fcrik ve fosforik asit servisine uygun k\u0131lar; bu, molibden veya kromla elde edilmeyen ayr\u0131 bir mekanizmad\u0131r. Metalcor ‘fosfor, k\u00fck\u00fcrt ve hidroklorik asit ortamlar\u0131na \u00f6zellikle iyi diren\u00e7’ der;<\/div>\n<\/div>\n
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Kaynak<\/div>\n
Kaynak edilebilir. Dolgu metali: Sandmeyer ’20 25 CuL’ \u00f6rt\u00fcl\u00fc elektrot ve teli verir; thyssenkrupp TIG, MAG, ark, lazer ve tozalt\u0131 kayna\u011f\u0131n\u0131n uygun oldu\u011funu yazar; MW Alloys kaynak b\u00f6lgesinde korozyon direncini korumak i\u00e7in DAHA Y\u00dcKSEK ALA\u015eIMLI dolgu \u00f6nerir (West Yorkshire de ayn\u0131 \u015feyi s\u00f6yler).<\/div>\n<\/div>\n
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S\u0131n\u0131rlar\u0131<\/div>\n
1) MUKAVEMET BEKLENMEMEL\u0130D\u0130R. ASTM A479’da 904L’in \u00e7ekme minimumu 490 MPa ile ayn\u0131 tablodaki 304 ve 316’n\u0131n (515 MPa) ALTINDADIR; akma minimumu 220 MPa ile 304\/316’n\u0131n 15 MPa \u00fcst\u00fcndedir. 904L bir mukavemet malzemesi de\u011fil, bir korozyon malzemesidir. Y\u00fcksek mukavemet gerekiyorsa ayn\u0131 ailede Nitronic 50 (690\/380 MPa) bak\u0131lmal\u0131d\u0131r.<\/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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