{"id":3058,"date":"2026-09-15T15:12:58","date_gmt":"2026-09-15T12:12:58","guid":{"rendered":"https:\/\/www.defencemetal.com\/?page_id=3058"},"modified":"2026-09-25T16:29:53","modified_gmt":"2026-09-25T13:29:53","slug":"aisi-440c","status":"publish","type":"page","link":"https:\/\/www.defencemetal.com\/index.php\/aisi-440c\/","title":{"rendered":"AISI 440C \/ (1.4125) \/ AMS 5618 \/ AMS 5630"},"content":{"rendered":"

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AISI 440C \/ (1.4125) \/ UNS S44004 \/ AMS 5618 \/ AMS 5630<\/h1>\n
DEFENCE METAL<\/span><\/p>\n
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AISI 440C<\/div>\n
UNS S44004 \u00b7 W.Nr. 1.4125 \u00b7 X105CrMo17. MARTENZ\u0130T\u0130K paslanmazd\u0131r: \u00f6stenitleme + su verme ile martenzite d\u00f6ner, sonra TEMPERLEN\u0130R. \u00c7\u00d6KELME SERTLE\u015eMEZ; H900 \/ H1025 gibi bir ya\u015fland\u0131rma kademesi YOKTUR. Ailenin ve standart paslanmazlar\u0131n EN Y\u00dcKSEK KARBONLU kalitesidir: C %0,95-1,20. Bu, 410’un karbon tavan\u0131n\u0131n (%0,15) yakla\u015f\u0131k sekiz kat\u0131d\u0131r ve ula\u015f\u0131lan 58-62 HRC sertli\u011fin tek sebebidir. EN 10088-3 1.4125: C %0,95-1,20 \u2013 Si en \u00e7ok %1,00 \u2013 Mn en \u00e7ok %1,00 \u2013 P en \u00e7ok %0,040 \u2013 S en \u00e7ok %0,030 \u2013 Cr %16,0-18,0 \u2013 Mo %0,40-0,80. ASTM A276 \/ Carpenter tip analizi: C %0,95-1,20 \u2013 Cr %16,00-18,00 \u2013 Mn en \u00e7ok %1,00 \u2013 Si en \u00e7ok %1,00 \u2013 Mo en \u00e7ok %0,75 \u2013 P en \u00e7ok %0,04 \u2013 S en \u00e7ok %0,03. EN \u0130LE ASTM ARASINDAK\u0130 BEL\u0130RLEY\u0130C\u0130 FARK MOL\u0130BDEND\u0130R: EN 10088-3 molibden i\u00e7in bir TABAN \u015fartlar (en az %0,40), ASTM yaln\u0131zca bir TAVAN verir (en \u00e7ok %0,75) ve taban koymaz. Yaln\u0131zca ‘UNS S44004’ veya ‘ASTM A276 440C’ yaz\u0131larak verilen bir sipari\u015f, molibdeni s\u0131f\u0131ra yak\u0131n bir d\u00f6k\u00fcmle kar\u015f\u0131lanabilir.<\/div>\n
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Kar\u0131\u015ft\u0131r\u0131lmamas\u0131 gerekenler<\/div>\n

AISI 420<\/a><\/div>\n<\/div>\n

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Ne i\u00e7in<\/div>\n
A\u015f\u0131nma direncinin ve y\u00fcksek sertli\u011fin birinci s\u0131rada oldu\u011fu, ortam\u0131n hafif ve par\u00e7an\u0131n kaynaks\u0131z oldu\u011fu i\u015fler i\u00e7in al\u0131n\u0131r: yuvarlanma elemanl\u0131 yatak bilezik ve bilyas\u0131 (AMS 5880 do\u011frudan yatak \u015fartnamesidir), vana yuvas\u0131 ve bilyas\u0131, memeler, end\u00fcstriyel b\u0131\u00e7ak ve kesici, cerrahi alet, \u00e7ak\u0131 a\u011fz\u0131,\u2026<\/div>\n<\/div>\n
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Formlar<\/div>\n
Yuvarlak \u00e7ubuk \u00b7 lama \u00b7 plaka. Tavl\u0131, sertle\u015ftirilmi\u015f veya yar\u0131 i\u015flenmi\u015f durumda temin edilir. T\u00fcm formlar sipari\u015f baz\u0131nda temin edilmektedir.<\/div>\n<\/div>\n
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Standartlar<\/div>\n
AMS (\u00fc\u00e7\u00fc de do\u011frulanm\u0131\u015f, d\u00fcz S44004): 5630 (\u00e7ubuk, tel, d\u00f6vme ve d\u00f6vme k\u00fct\u00fc\u011f\u00fc) \u00b7 5618 (\u00e7ubuk, tel ve d\u00f6vme; SARF ELEKTROTLU VAKUM ERG\u0130TME \u015fartl\u0131) \u00b7 5880 (\u00e7ubuk, tel, d\u00f6vme ve d\u00f6vme k\u00fct\u00fc\u011f\u00fc; YATAK UYGULAMALARI i\u00e7in). ASTM: A276 \/ SA-276 (\u00e7ubuk ve profil). EN: 1.4125 \u00b7 EN 10088-3 (\u00e7ubuk, tel, profil; +A kademesi). Kaynak prosed\u00fcr\u00fc: ASME B\u00f6l\u00fcm IX P-No 6 (ancak bu kalite pratikte kaynak edilmez).
\u00dc\u00c7 AMS NUMARASI AYNI \u015eEY DE\u011e\u0130LD\u0130R: AMS 5630 genel \u00e7ubuk, tel ve d\u00f6vmedir; AMS 5618 AYNI kimyay\u0131 ister ama ERG\u0130TME YOLUNU \u015fartlar (sarf elektrotlu vakum ergitme) ve bu y\u00fczden AMS 5630 malzemesi AMS 5618 yerine KABUL ED\u0130LMEZ;<\/span><\/div>\n<\/div>\n
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Art\u0131s\u0131<\/div>\n
STANDART PASLANMAZLAR \u0130\u00c7\u0130NDE EN Y\u00dcKSEK SERTL\u0130\u011eE ULA\u015eAN KAL\u0130TED\u0130R. Say\u0131lar: su verilmi\u015f sertlik 59-62 HRC (Lucefin 60 HRC, INTOCO 60-62 HRC, SB Specialty Metals 59 HRC);<\/div>\n<\/div>\n
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Kaynak<\/div>\n
PRAT\u0130KTE KAYNAK ED\u0130LMEZ. Carpenter ‘y\u00fcksek sertlik kabiliyeti nedeniyle bu \u00e7elik nadiren kaynak edilir’ der. Zorunlu kal\u0131n\u0131rsa \u00fc\u00e7 kayna\u011f\u0131n verdi\u011fi \u00e7evrim ayn\u0131d\u0131r: yakla\u015f\u0131k 260 \u00b0C (500 \u00b0F) \u00d6N TAV yap\u0131l\u0131r ve bu s\u0131cakl\u0131k korunur; Rolled Alloys y\u00fcksek \u0131s\u0131 girdisiyle kaynak yap\u0131lmas\u0131n\u0131 ister;<\/div>\n<\/div>\n
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S\u0131n\u0131rlar\u0131<\/div>\n
1) TEMPERLEME YASAK BANDI: 425-593 \u00b0C. Carpenter azami korozyon direnci i\u00e7in 427 \u00b0C’nin (800 \u00b0F) \u00dcZER\u0130NDE temperlenmemesini ister; Abrams 425-565 \u00b0C i\u00e7in darbe dayan\u0131m\u0131n\u0131n ve korozyon direncinin d\u00fc\u015ft\u00fc\u011f\u00fcn\u00fc yazar; SB Specialty Metals 427-593 \u00b0C (800-1100 \u00b0F) band\u0131ndan ‘hem tokluk hem korozyon direnci d\u00fc\u015ft\u00fc\u011f\u00fc i\u00e7in’ ka\u00e7\u0131n\u0131lmas\u0131n\u0131 ister;<\/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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