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D802¹W°ò²k±ø
Trade-
Mark µP ¸¹ |
Equivalent to China Standard
¬Û·í°ê¼Ð |
Characteristics & application
¯S©Ê©M¥Î³~ |
Equivalent to AWS
¬Û·íAWS |
D 802
|
EDCoCr-A-03
|
HRc38-47. Resistance to heat, wear and corrosion. Hardfacing of high temperature part such as the edge of thermo-cutter.
HRc38-47¡A@¼ö¡B@»k¡B@¿i¡C°ï²k°ª·Å¤u¥ó¦p¼ö°Å¤Á¤M¤b |
ECoCr-A
|
D 812
|
EDCoCr-B-03
|
HRc45-50. Resistance to heat, wear and corrosion. Hardfacing of high temperature part such as internal-combustion engine valve.
HRc45-50¡A@¼ö¡B@»k¡B@¿i¡C°ï²k°ª·Å¤u¥ó¦p¤º¿U¾÷»Ö |
ECoCr-B
|
D 822
|
|
HRc≥53. Resistance to Wear and heat, bad shock resistance. Hardfacing of rotating blade wheel of boiler.
HRc≥53¡A@¼ö¡B@¿i¡A¦ý§Ü½ÄÀ»©Ê®t¡C°ï²kÁçÄl±ÛÂ฽ü |
|
D 832
|
EDCoCr-C-03
|
HRc≥50. Wear and heat resistance. Hardfacing of high temperature part such as hot-rolling guided way.
HRc≥50¡A@¼ö¡B@¿i¡C°ï²k°ª·Å¤u¥ó¦p¼öªî¾Éy |
ECoCr-C
|
D 842
|
EDCoCr-D-03
|
HRc28-38. Corrosion and thermo-fatigue resistance, work harding. Hardfacing of hot forging die.
HRc28-38¡A@»k¡B§Ü¼ö¯h³Ò¡A¨ã¦³¥[¤uµw¤Æ©Ê¡C°ï²k¼öÁë¼Ò |
|
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C-0.70¡ã1.40 Si≤2.0 Mn≤2.0 Cr-25.0¡ã32.0 Fe≤4.0 W-3.0¡ã6.0 ¨ä¥L≤4.0 Co-¾l¶q
°ï²k¼hµw«×HRC≥40
D812¹W°ò°ï²k²k±ø
D812¹W»ÌÂë¦Xª÷²kªäªº¹W°ò°ï²k²k±ø¡A±Ä¥Îª½¬y¤Ï±µ¡A°ï²kª÷Äݦb650¢J¤u§@¤´¯à«O«ù¨}¦nªº@¿i©Ê©M@»k©Ê¡A¥Î©ó°ª·Å°ªÀ£»Öªù¡B°ªÀ£¬¦ªº¶b®Mµ©©M¤ºÅ¨®Mµ©¥H¤Î¤Æ×÷³]³Æªº±Ù¤M¤b¤fµ¥
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C-1.00¡ã1.70 Si≤2.00 Mn≤2.00 Cr-25.0¡ã32.0 Fe≤5.0 W-7.0¡ã10.0 ¨ä¥L≤4.0 Co-¾l¶q
°ï²k¼hµw«×HRC≥44
D822¹W°ò°ï²k²k±ø D822¬O°ªºÒ¹W»ÌÂë¦Xª÷²kªäªº¹W°ò°ï²k²k±ø¡A±Ä¥Îª½¬y¤Ï±µ¡A´íÂл\©Ê¦n¡A¦¨§Î¬üÆ[¡A¨ã¦³Àu¨}ªº@¿i¡B@¼ö©M@»G»k©Ê¡A¦b650¢J°ª·Å¤]¯à«O«ù³o¨Ç¯S©Ê¡C¥Î©ó¤ú½üÆpÀY¶b©Ó¡BÁçÄlªº±ÛÂ฽ü¡B¯»¸H¾÷¤b¤f.Á³±Û°e®Æ¾÷µ¥¿i·l³¡¥óªº°ï²k
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C--1.75¡ã3.0 Cr--25.0¡ã33.0 W--11.0¡ã19.0 Mn--≤2.0 Si--≤2.0 Fe--≤5.0 Co--¾l¶q ¨ä¥LÁ`¶q≤4.0
°ï²k¼hµw«×HRC≥53
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³W®æφ¡]mm¡^ 4.0 5.0 6.0
¹q¬y¡]A¡^ 120¡ã160 140¡ã190 150¡ã210
D842¹W°ò°ï²k²k±ø »¡©ú¡G¹W°ò4¸¹§CºÒ¹W»ÌÂë¦Xª÷²kªäªº°ï²k²k±ø¡A±Ä¥Îª½¬y¤Ï±µ¡A°ï²kª÷Äݦb800¢J¤´¯à«O«ù¨}¦nªº¬Ý¼ö¯h³Ò©Ê©M@»k©Ê¡C
¥Î³~¡G¥Î©ó°ª·Å±ø¥ó¤U©Ó¨ü½ÄÀ»©M§N¼ö¥æ¿ùªº¤u¥ó°ï²k¡A¦p¼öÁë¼Ò¡A»Öªù±K«Ê±µ¥¡A¨ã¦³¨}¦nªº©Ê¯à¡C
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C Si Mn Cr Fe W ¨ä¥L Co
0.20~0.50 ≤2.00 ≤2.00 23.0~32.0 ≤5.00 ≤9.50 ≤7.00 ¾l¶q
°ï²k¼hµw«×HRC28~35
Co101 ¥Î©ó°ª±`·Åµw«×¡A¸û±j@¿i²É¿i·l¡A@»G»k©Ê¯à¡C¥Î©ó±ÛÂà±K«ÊÀô¡A¤ú½ü¶b©Ó¡A®Mµ©¡AÆpÀYµ¥¡C
Co104¡]¥q¤Ó¥ß¹W°ò4¸¹¡^ ¥Î©ó¸û°ª@¿i·l©Ê¯à¡Aªº°ª·Å±j¤Î@»G»k©Ê¯à¡C¥Î©ó»É¡A¾T¦Xª÷¼öÀ£¼Ò¡A¼öÀ½À£¼Ò¡A·F¹q¦À¼Ò¨ã
杭C
Co106(¥q¤Ó¥ß¹W°ò6¸¹¡^¸û¦nªº@¿i¡A@°ª·Å¡A§Ü¼ö¾_½ÄÀ»¡A§ÜÀ¿¶Ë©Ê¯à¡C¥Î©óµo°Ê¾÷®ðªù¡A°ª·Å°ªÀ£»Öªù±K«Ê±¡A¼ö°Å¤M¤b¡A
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Co112(¥q¤Ó¥ß¹W°ò12¸¹¡^¸û°ª@¿i·l¡A@»G»k§ÜÀ¿¶Ë©Ê¯à¡C¥Î©ó°ª·Å¡A°ªÀ£»Öªù¡A°Å¤Á¤M¤b¡A¿÷¾¦¡AÁ³±Û±À±ìµ¥¡C
Co120°ª±`·Å°ª·Åµw«×¡A¸û±j@¿i²É¿i·l@¿i»k©Ê¯à¡C¥Î©ó°ªÀ£»Ö®y¡A¿i·l´ÖªO¡C