Hastelloy B-3 shine alloy na nickel-molybdenum tare da kyakkyawan juriya ga pitting, lalata, da lalata-lalata da damuwa, kwanciyar hankali na zafi sama da na gami B-2.Bugu da kari, wannan nickel karfe gami yana da babban juriya ga layin wuka da harin yankin da zafi ya shafa.Alloy B-3 kuma yana jure wa sulfuric, acetic, formic da phosphoric acid, da sauran kafofin watsa labarai marasa oxidizing.Bugu da ƙari kuma, wannan nickel gami yana da kyakkyawan juriya ga hydrochloric acid a kowane taro da yanayin zafi.Hastelloy B-3's bambance-bambancen fasalin shine ikonsa na kula da kyakkyawan ductility yayin bayyanar da lokaci zuwa yanayin zafi na matsakaici.Irin wannan bayyanar cututtuka ana samun su akai-akai a lokacin maganin zafi da ke hade da ƙirƙira.
Alloy B-3 yana da ƙarancin juriya na lalatawa ga mahalli mai oxidizing, sabili da haka, ba a ba da shawarar yin amfani da shi ba a cikin kafofin watsa labarai na oxidizing ko a gaban gishirin ferric ko cupric saboda suna iya haifar da gazawar lalata da wuri.Waɗannan gishirin na iya haɓaka lokacin da acid hydrochloric ya haɗu da ƙarfe da jan ƙarfe.Don haka, idan aka yi amfani da wannan alluran ƙarfe na nickel tare da baƙin ƙarfe ko bututun tagulla a cikin tsarin da ke ɗauke da hydrochloric acid, kasancewar waɗannan gishirin na iya haifar da gawar ta gaza da wuri.
Alloy | % | Ni | Cr | Mo | Fe | Nb | Co | C | Mn | Si | S | Cu | Al | Ti | P | V | W | Ta | Ni+Mo |
Hastelloy B-3 | Min. | 65.0 | 1.0 | 27.0 | 1.0 | - | - | - | - | - | - | - | - | - | - | - | - | - | 94.0 |
Max. | - | 3.0 | 32.0 | 3.0 | 0.2 | 3.0 | 0.01 | 3.0 | 0.1 | 0.01 | 0.2 | 0.5 | 0.2 | 0.03 | 0.2 | 3.0 | 0.2 | 98.0 |
Yawan yawa | 9.24g/cm³ |
Wurin narkewa | 1370-1418 ℃ |
Matsayi | Ƙarfin ƙarfi N/mm² | Ƙarfin bayarwa Rp 0.2N/mm² | Tsawaitawa Kamar yadda % | Brinell taurin HB |
Maganin Magani | 760 | 350 | 40 | - |
Bar/Rod | Tattara / Nada | Shet/Plate | Bututu/Tube | Ƙirƙira |
ASTM B335, ASME SB335 | ASTM B333, ASME SB333 | ASTM B662, ASME SB662 ASTM B619, ASME SB619 ASTM B626, ASME SB626 | ASTM B335, ASME SB335 |
• Yana kula da kyakykyawan ductility yayin filaye na wucin gadi zuwa yanayin zafi na tsaka-tsaki
• Kyakkyawan juriya ga pitting, lalata da damuwa-lalata fatattaka
• Kyakkyawan juriya ga layin wuka da harin yankin da zafi ya shafa
• Kyakkyawan juriya ga acetic, formic da phosphoric acid da sauran kafofin watsa labaru marasa oxidizing
• Juriya ga acid hydrochloric a kowane yanayi da yanayin zafi
• Zaman lafiyar thermal ya fi alloy B-2
Hastelloy B-3 alloy ya dace don amfani a cikin duk aikace-aikacen da ke buƙatar amfani da Hastelloy B-2 gami.Kamar B-2 alloy, B-3 ba a ba da shawarar yin amfani da shi a gaban ferric ko gishiri mai gishiri saboda waɗannan gishiri na iya haifar da gazawar lalata da sauri.Gishirin ferric ko cupric na iya haɓaka lokacin da hydrochloric acid ya haɗu da ƙarfe ko jan ƙarfe.
• Hanyoyin sinadarai
• Tanderun wuta
• Abubuwan injina don rage mahalli