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Study of machinability on drilling austenite stainless steel 316 L1 by solid cabide tool

Austenite stainless steel is one of the most important engineering materials with wide variety of applications. Superior resistances to corrosion and compatibility in high temperature and high vacuum have particularly made it an attractive choice. However, the machinability of austenitic stainless s...

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Main Author: Norsyeeda, Ab Alim
Format: Undergraduates Project Papers
Language:English
Published: 2012
Subjects:
TJ Mechanical engineering and machinery
Online Access:http://umpir.ump.edu.my/id/eprint/3493/1/cd6290_61.pdf
http://umpir.ump.edu.my/id/eprint/3493/
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spelling my.ump.umpir.34932021-09-14T03:55:48Z http://umpir.ump.edu.my/id/eprint/3493/ Study of machinability on drilling austenite stainless steel 316 L1 by solid cabide tool Norsyeeda, Ab Alim TJ Mechanical engineering and machinery Austenite stainless steel is one of the most important engineering materials with wide variety of applications. Superior resistances to corrosion and compatibility in high temperature and high vacuum have particularly made it an attractive choice. However, the machinability of austenitic stainless steel is not very promising owing to lower thermal conductivity, higher degree of ductility and work harden ability. Grade 316 L1 is the standard molybdenum- bearing grade. Molybdenum gives 316 better corrosion resistance properties than crevice corrosion in chloride environment. It has excellent forming and welding characteristics. Over the years, cemented carbide (WC-Co) has overcome many drawbacks of high speed steel (HSS) as cutting tool materials and become one of the most versatile cutting tool materials during machining both ferrous and non ferrous alloys. There are mainly three grades of cemented carbide cutting tool example K, P and M grades. Steel being very ductile in nature produces long, continuous chip during machining. Moreover, iron in steel has greater affinity towards carbon of WC of the tool. P grade, is more diffusion resistant grade due to presence of more stable carbide like TiC, TaC and NbC. Therefore, P grade is also known as mixed carbide grade and more suitable for machining steel. Since P30 grade of cemented carbide would provide excellent balance of hardness, wear resistance and toughness, the same grade has been chosen for machining of stainless steel. In the first phase of work, tool life test would be carried out using three different cutting velocities (110, 130 and 150 m/min) with constant feed of 0.2mm/rev and constant depth of cut of 1mm for different duration of machining. Tool life study would be based on average flank wear, VB= 0.3 mm criterion. Flank wear would be measured using a zoom optical microscope. Therefore, effect of cutting speed on tool life of uncoated P30 grade carbide insert would be studied during machining of 316 grade of austenitic stainless steel. 2012-06 Undergraduates Project Papers NonPeerReviewed application/pdf en http://umpir.ump.edu.my/id/eprint/3493/1/cd6290_61.pdf Norsyeeda, Ab Alim (2012) Study of machinability on drilling austenite stainless steel 316 L1 by solid cabide tool. Faculty of Manufacturing Engineering, Universiti Malaysia Pahang.
institution Universiti Malaysia Pahang
building UMP Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Malaysia Pahang
content_source UMP Institutional Repository
url_provider http://umpir.ump.edu.my/
language English
topic TJ Mechanical engineering and machinery
spellingShingle TJ Mechanical engineering and machinery
Norsyeeda, Ab Alim
Study of machinability on drilling austenite stainless steel 316 L1 by solid cabide tool
description Austenite stainless steel is one of the most important engineering materials with wide variety of applications. Superior resistances to corrosion and compatibility in high temperature and high vacuum have particularly made it an attractive choice. However, the machinability of austenitic stainless steel is not very promising owing to lower thermal conductivity, higher degree of ductility and work harden ability. Grade 316 L1 is the standard molybdenum- bearing grade. Molybdenum gives 316 better corrosion resistance properties than crevice corrosion in chloride environment. It has excellent forming and welding characteristics. Over the years, cemented carbide (WC-Co) has overcome many drawbacks of high speed steel (HSS) as cutting tool materials and become one of the most versatile cutting tool materials during machining both ferrous and non ferrous alloys. There are mainly three grades of cemented carbide cutting tool example K, P and M grades. Steel being very ductile in nature produces long, continuous chip during machining. Moreover, iron in steel has greater affinity towards carbon of WC of the tool. P grade, is more diffusion resistant grade due to presence of more stable carbide like TiC, TaC and NbC. Therefore, P grade is also known as mixed carbide grade and more suitable for machining steel. Since P30 grade of cemented carbide would provide excellent balance of hardness, wear resistance and toughness, the same grade has been chosen for machining of stainless steel. In the first phase of work, tool life test would be carried out using three different cutting velocities (110, 130 and 150 m/min) with constant feed of 0.2mm/rev and constant depth of cut of 1mm for different duration of machining. Tool life study would be based on average flank wear, VB= 0.3 mm criterion. Flank wear would be measured using a zoom optical microscope. Therefore, effect of cutting speed on tool life of uncoated P30 grade carbide insert would be studied during machining of 316 grade of austenitic stainless steel.
format Undergraduates Project Papers
author Norsyeeda, Ab Alim
author_facet Norsyeeda, Ab Alim
author_sort Norsyeeda, Ab Alim
title Study of machinability on drilling austenite stainless steel 316 L1 by solid cabide tool
title_short Study of machinability on drilling austenite stainless steel 316 L1 by solid cabide tool
title_full Study of machinability on drilling austenite stainless steel 316 L1 by solid cabide tool
title_fullStr Study of machinability on drilling austenite stainless steel 316 L1 by solid cabide tool
title_full_unstemmed Study of machinability on drilling austenite stainless steel 316 L1 by solid cabide tool
title_sort study of machinability on drilling austenite stainless steel 316 l1 by solid cabide tool
publishDate 2012
url http://umpir.ump.edu.my/id/eprint/3493/1/cd6290_61.pdf
http://umpir.ump.edu.my/id/eprint/3493/
_version_ 1712285302930800640
score 13.211869

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