니켈합금의 종류 및 특징
=======================

Inconel    Incoloy    Nimonic    Hastelloy    Nilo    Nickel    Monel    Brightray    기타

※  합금명을 클릭하시면 특징, 용도, 물리적상수, 온도에 대한 기계적성질그래프등을 볼 수 있습니다.

Inconel              ASTM   UNS      비중       녹는범위         특징

INCONEL 050                  N06950   8.31g/㎤                   * 유독가스( 황화수소, 이산화탄소)
                                                                                  환경에서 사용되는 유정용 강관(oil
                                                                                  country tublular good)에 쓰인다.
                                                                                 * 고강도로 내식성, 내응력 균열성이
                                                                                 뛰어나다.
INCONEL 600     B168, B564, B163, B166, B167, B829, B366,

   B516, B751, B517, B775 N06600   8.47g/㎤ 1354-1413°C   * 니켈-크롬 합금
                                                                                 * 고온하 강산화, 염화이온 부식
                                                                                    균열에 강하며, 수분이나 가성
                                                                                    알칼리 부식에 강하다.

INCONEL 601     B168,B166, B167, B829, B751, B775
                                   N06601    8.11g/㎤ 1360-1411°C    * 니켈-크롬 합금
                                                                                   * 알루미늄이 첨가되어 산화,
                                                                                     고온부식에 특히 강하다.
                                                                                   * 고온하 기계적 성질 우수.

INCONEL 601GC                         8.11g/㎤ 1301-1368°C     * INCONEL 601의 결정립 제어
                                                                                     버전
                                                                                   * INCONEL 601GC에 함유된
                                                                                     지르코늄과 질소는 1165℃ 고온
                                                                                     노출시 결정립이 증가방지.

INCONEL 617     B168, B166, B564, B546
                                  N06617   8.36g/㎤  1330-1380℃      * 니켈-크롬-코발트-몰리브덴합금
                                                                                   * 가공면에서 안정하고, 강하며,
                                                                                      고온에서도 산화되지 않는다.
                                                                                   * 알루미늄을 첨가하여 산화에
                                                                                      더욱 강하다.
                                                                                   * 광범위한 습식부식환경에서도
                                                                                      내식성을 가진다.

INCONEL 622      B575, B366, B564, B574, B619, B775, B622,B829, B626, B751

                                        N06022  8.61g/㎤ 1351-1387°C  * 크롬, 몰리브덴, 텅스텐, 철을
                                                                                      적절히 함유하여 산화, 환원을
                                                                                      일으키는 산 환경에서도 뛰어난
                                                                                      내식성을 나타낸다.
                                                                                    * 할로겐산에 의한 틈, 피트부식을
                                                                                      방지

INCONEL 625       B564, B443, B366, B444, B829, B446, B775, B705, B704,
                                  N06625  8.44g/㎤  1290-1350℃        * 니오븀이 첨가된 니켈-크롬-
                                                                                      몰리브덴합금
                                                                                    * 열처리없이 고강도
                                                                                    * 광범위한 심한 부식환경하
                                                                                       내식성.

INCONEL 625LCF  B751 N06626 8.44g/㎤ 1290-1350℃          * 니켈-크롬-몰리브덴합금
                                                                                    * INCONEL 625 비해 피로에
                                                                                      강한 벨로즈 품질형

INCONEL 686        B575, B564, B574, B619, B775, B622, B626, B751, B829
                                  N06686  8.73g/㎤  1338-1380°C       * 광범위한 부식환경하 고내식성
                                                                                   * 화학처리, 오염처리, 펄프, 제지
                                                                                   , 폐기물처리산업에 이용

INCONEL 690        B163, B166, B167, B168, B564, B829
                                  N06690 8.19g/㎤ 1343-1377°C         * 크롬이 다량 포함된 니켈 합금
                                                                                   * 습식,고온대기하 우수한 내식성.
                                                                                   * 크롬이 다량 포함되어 산, 염에
                                                                                     의한 산화를 막고, 고온에서
                                                                                     황화물화 저지.
                                                                                   * 고강도와 금속가공에 안정적,
                                                                                     우수한 세공적인 특징.

INCONEL 706               N09706 8.05g/㎤  1334-1371℃        * 석출경화형 니켈-철-크롬 합금
                                                                                   * 고강도 기계가공 적합.
                                                                                   * INCONEL 718과 성질유사,
                                                                                     기계가공면 월등.

INCONEL 718   B637,
                      B670     N07718  8.19g/㎤ 1260-1336℃        * 석출경화형 니켈-크롬 합금
                                                                                   * 다량의 철, 니오븀, 몰리브덴,
                                                                                    소량의 알루미늄, 티타늄 포함
                                                                                   * 뛰어난 용접성과 내식성
                                                                                   * 700℃에서 높은 크리프파단강도

INCONEL 718 SPF        N07719  8.19g/㎤  1260-1336℃        * 석출경화형 니켈-크롬 합금
                                                                                    * 다량의 철, 니오븀, 몰리브덴,
                                                                                      소량의 알루미늄, 티타늄 포함
                                                                                    * 용접균열이 생기지 않는 뛰어난
                                                                                      용접성과 내식성
                                                                                    * 700℃에서 높은 크리프파단강도
                                                                                    * INCONEL 718SPF은 초소형
                                                                                      성형 특별한 버전

INCONEL 725TM B805  N07725 8.31g/㎤ 1271-1343°C           * 니켈-크롬-몰리브덴-니오븀
                                                                                      합금
                                                                                    *우수한 내식성, 최고의 고강도를
                                                                                     위해 시효강화
                                                                                    * 열처리로 강도, 연성, 인성 강화
                                                                                    * 수소취화, 응력 부식균열에
                                                                                      강하다.

INCONEL HX    B572, B366, B622, B829, B626, B751, B775, B619, B435
                                  N06002  8.22g/㎤  1260-1355℃       * 니켈-크롬 철-몰리브덴 합금
                                                                                   * 1200℃에서 강산화, 고강도
                                                                                   * 첨가된 몰리브덴에 의해 매트릭
                                                                                    스효과 고용체합금 고강도

INCONEL X-750 B637    N07750  8.28g/㎤  1390-1430℃       * INCONEL 600유사 니켈-크롬
                                                                                     합금
                                                                                   * 알루미늄, 티타늄 첨가로 석출
                                                                                     경화성이 강함.
                                                                                   * 부식, 산화에 강하며, 700℃에서
                                                                                     높은 인장력, 크리프파단강도
                                                                                   * 이완에 강하여 고온도하 스프링,
                                                                                     볼트 사용

INCONEL 751               N07751  8.22g/㎤  1390-1430°C       * INCONEL X-750 유사 니켈-
                                                                                     크롬 합금
                                                                                   * 알루미늄의 농도를 높여 석출
                                                                                      경화성이 한층 강화됨.
                                                                                   * 고강도, 고온경도로 내마멸성
                                                                                     우수, 산화납, 황화납, 브롬화납,
                                                                                     크롬화납 포함 고온배기가스에
                                                                                     대해 내식성이 우수하다.

INCONEL MA754           N07754   8.3g/㎤(고체상) 1400℃   * 기계적 합금화한 니켈-크롬 합금
                                                                                  * 산화 분산 강화 합금.
                                                                                  * 금속분말을 강력한 밀링하여
                                                                                     얻은 기계적 합금이라서 합금
                                                                                     내에서 산화이트륨이 균일하게
                                                                                     분포하여 좋은 분산상 형성
                                                                                  * 분상상은 합금 녹는점 안정화로
                                                                                     크리프에 강하며 고강도

INCONEL MA758                        8.14g/㎤  1375°C            * 기계적 합금법으로 만들어진
                                                                                     산화물 입자 분산강(ODS) 합금
                                                                                   * 크롬농도(30%)가 높아서 고온
                                                                                     부식환경하 작업성 우수
                                                                                   * 분산강화재로 산화 이트륨을
                                                                                     사용하여 고온강도가 높다.

INCONEL 783                R30783  7.81g/㎤ 1336-1407℃       * 낮은 열팽창계수(CTE)을 가지며
                                                                                     산화에 강하다.
                                                                                   * 니오븀, 알루미늄 첨가한 석출
                                                                                     강화형 열처리로 고강도
                                                                                   * 알루미늄 함유로 고온하 산화에
                                                                                     탁월하게 강하다.
                                                                                   * INCONEL 718과 같은 초합금에
                                                                                     비해 밀도가 5%정도 작다.

INCONEL C-276  B574, B619, B775, B622, B829, B626, B751, B575, B366, B564
                                   N10276  8.89g/㎤ 1325-1370°C      * 텅스텐 포함된 니켈-몰리브덴-
                                                                                     크롬 합금
                                                                                  * 광범위한 부식환경에서 탁월한
                                                                                     내식성을 보인다.
                                                                                  * 몰리브덴이 다량 포함되어 피팅,
                                                                                    틈부식에 강하다.
                                                                                  * 탄소 소량 포함 용접시 용접구조
                                                                                     내에서 카바이드 침전 최소화

INCONEL G-3    B582, B581, B619, B775, B622, B829, B626, B751, B366
                                   N06985  8.14g/㎤  1260-1340°C     * 몰리브덴, 구리 첨가된 니켈-크롬
                                                                                     -철 합금
                                                                                   * 우수한 용접성, 임계부식에
                                                                                     강하다.
                                                                                   * 저탄소 포함 용접 영역의 임계
                                                                                     부식, 예민화 저지

INCOLOY

          
INCOLOY 020 A240, A480, B463, B464, B775, B468, B751, B366,

B471, B475, B729, B829, B473, B472, B474 N08020 8.08g/㎤   * 구리, 몰리브덴 첨가된 니켈-철-크롬 합금
                                                                            * 니오븀이 포함되어 예민화와 임계부식에 강하다.
                                    * 할로겐산, 황산, 인산, 질산 화학처리시 일반부식, 피팅, 틈부식에 특히 강하다

INCOLOY 028 B668, B829  N08028  8.0g/㎤  * 여러 부식매체에 강하게 한 오스테나이트계