ASTM A514 Grade T karfe farantin karfe

An fi amfani da ASTM A514 azaman ƙarfe na tsari a cikin cranes da manyan injuna masu nauyi.

A514 wani nau'i ne na ƙarfe mai ƙarfi na musamman, wanda aka kashe da ƙarfe mai zafin jiki, tare da ƙarfin amfanin ƙasa na 100,000 psi (100 ksi ko kusan 700 MPa). Sunan alamar kasuwanci ArcelorMittal shine T-1. A514 da farko ana amfani da shi azaman tsarin ƙarfe don ginin gini. A517 wani abu ne mai alaƙa da ke da alaƙa da ake amfani da shi don samar da tasoshin matsi mai ƙarfi.

Wannan ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙungiyar ASTM International ne, ƙungiyoyin haɓaka ƙa'idodi na sa kai waɗanda ke tsara ƙa'idodin fasaha don kayayyaki, samfura, tsarin, da ayyuka.

A514
Ƙarfin yawan amfanin ƙasa na A514 alloys an ƙayyade aƙalla 100 ksi (689 MPa) don kauri har zuwa inci 2.5 (63.5 mm) farantin kauri, kuma aƙalla 110 ksi (758 MPa) ƙarfin ƙarfi na ƙarshe, tare da ƙayyadadden kewayon ƙarshe na 110-130 ksi (758-896 MPa). Faranti daga 2.5 zuwa 6.0 inci (63.5 zuwa 152.4 mm) lokacin farin ciki sun ƙayyadaddun ƙarfin 90 ksi (621 MPa) (sakamakon rabo) da 100-130 ksi (689-896 MPa) (na ƙarshe).

A517
A517 karfe yana da daidai ƙarfin yawan amfanin ƙasa, amma dan kadan mafi girma ƙayyadaddun ƙarfin ƙarshe na 115-135 ksi (793-931 MPa) don kauri har zuwa inci 2.5 (63.5 mm) da 105-135 ksi (724-931 MPa) don kauri 2.5 zuwa 6.0 inci (63.5 zuwa 152.4 mm).

Amfani
Ana amfani da ƙarfe na A514 inda ake buƙatar walda, mai iya aiki, ƙarfe mai ƙarfi sosai don adana nauyi ko saduwa da buƙatun ƙarfi na ƙarshe. Yawancin lokaci ana amfani da shi azaman ƙarfe na tsari a ginin gini, cranes, ko wasu manyan injuna masu tallafawa manyan lodi.

Bugu da kari, an kayyade karfen A514 ta ma'auni na soja (ETL 18-11) don amfani da su azaman kewayon harbin kananan makamai da faranti.

Kayan aikin injiniya don A514GrT gami karfe:

Abubuwan sinadaran don A514GrT gami karfe (Binciken Heat Max%)

Bukatun Fasaha & Ƙarin Sabis:

• Gwajin tashin hankali
• Gwajin tasirin ƙarancin zafin jiki
• Simulated bayan-welded maganin zafi (PWHT)
• An ba da takardar shaidar gwaji ta Orginal Mill a ƙarƙashin EN 10204 FORMAT 3.1 /3.2
• Lokacin da aka ƙayyade ƙarfe na cooper don A709 Gr36, abun ciki Cu≥0.20%
• Shot fashewa da Fenti, Yanke da walda kamar yadda ƙarshen buƙatun mai amfani
• Kauri mai nauyi (inci 3 ko mafi kauri) ana samunsu a galibin cibiyoyin rarraba Karfe na Leeco.
• Akwai a daidaitattun maki: 36, 50 da 50W.
• Akwai a cikin manyan maki: HPS 50W da HPS 70W.
• Abokan ciniki za su iya ƙayyade maki A709 don saduwa da buƙatun gwajin Charpy don takamaiman yankuna da yanayi.