Microstructure and Mechanical Properties of As-cast and Heat-treated 935AgCuBeSn Alloys
Siriwan Sakultanchareonchai [a], Torranin Chairuangsri [b] and Ekasit Nisaratanaporn*[a]* Author for corresponding; e-mail address: ekasit.n@chula.ac.th
Volume: Vol.43 No.1 (JANUARY 2016)
Research Article
DOI:
Received: 30 September 2014, Revised: -, Accepted: 27 November 2014, Published: -
Citation: Sakultanchareonchai S., Chairuangsri T. and Nisaratanaporn E., Microstructure and Mechanical Properties of As-cast and Heat-treated 935AgCuBeSn Alloys, Chiang Mai Journal of Science, 2016; 43(1): 206-214.
Abstract
Microstructure and mechanical properties of as-cast and heat-treated 935AgCuBeSn alloys were studied. The alloys were cast by lost-wax process in a vacuum inductive furnace. Their chemical composition was determined by inductively-coupled plasma-optical emission spectroscopy. Conventional heat treatment processes of standard Sterling silver alloys were applied viz. holding time in ceramic flash before quenching for 15 min, homogenization at 750 °C for 60 min followed by water quenching, and aging at 350 °C for 15 to 60 min followed by water quenching. Microstructural characterization was carried out by scanning electron microscopy and transmission electron microscopy to study the overall microstructure and precipitates formed by age hardening. It was found that homogenization treatment resulted in partial dissolution and spheroidization of eutectic phases, including a-Ag, b-Cu and a Cu-rich phase containing Ag and Sn, without significant grain coarsening. Aging treatment led to precipitation of fine fcc (Cu,Sn)-rich precipitates. This precipitation led to an improvement in hardness, yield strength and the modulus of resilience of the age-hardened 935AgCuBeSn alloys as compared to those of the conventional 935AgCu alloy.
Related Articles
DOI: 10.12982/CMJS.2025.024.
Thalaieswaran Selvam and Ayyappan Solaiyappan
Vol.52 No.3 (May 2025)Research Article View: 1,066 Download: 421
DOI: 10.12982/CMJS.2024.105.
Tasneem Jehleah and Abedeen Dasesamoh
Vol.51 No.6 (November 2024)Research Article View: 750 Download: 538
DOI: 10.12982/CMJS.2024.089.
Arnon Chaipanich, Nalintip Sansuthum, Phakin Chomyen, Kornnika Wianglor and Supakporn Aodkeng
Vol.51 No.6 (November 2024)Research Article View: 1,545 Download: 328
DOI: 10.12982/CMJS.2024.037.
Matheshwaran Saminathan and Solaiyappan Ayyappan
Vol.51 No.3 (May 2024)Research Article View: 1,429 Download: 365
DOI: 10.12982/CMJS.2024.023.
Yichi Wang, Hongxuan Deng, Lidan Ma, Laiwang Yan, Zeyi Mu, Yinghui Mu and Song Gu
Vol.51 No.2 (March 2024)Research Article View: 1,712 Download: 710
DOI: 10.12982/CMJS.2023.060.
Arif Tjahjono, Nadya Salsabila Frendyta and Permana Andi Paristiawan
Vol.50 No.6 (November 2023)Research Article View: 1,124 Download: 549
DOI: 10.12982/CMJS.2022.066.
Arivumani Ravanan, Ilamathi Palanivel and Balamurugan Kulendran
Vol.49 No.4 (July 2022)Research Article View: 1,821 Download: 874
DOI: 10.12982/CMJS.2022.019.
Piriyakorn Piriyakulkit and Siripon Anantawaraskul
Vol.49 No.1 (Special Issue I : Jan 2022)Research Article View: 1,540 Download: 511
page: 631 - 647
Nuwan Wannaprawat and Karuna Tuchinda
Vol.48 No.2 (March 2021)Research Article View: 1,102 Download: 532
page: 429 - 443
Jian Su, Bhakkhawat Laoka, Pathama Chatakanonda, Wirat Vanichsriratana, Klanarong Sriroth, Sirithorn Lertphanich, Sunee Chotineeranat and Kuakoon Piyachomkwan
Vol.48 No.2 (March 2021)Research Article View: 1,043 Download: 694
page: 673 - 685
Pat Sooksaen* and Pathompong Puathawee
Vol.47 No.4 (Special Issue II : July 2020)Research Article View: 1,079 Download: 1,092
page: 312 - 318
Laksamee Angkurarach and Patiphan Juijerm*
Vol.47 No.2 (Special Issue I : March 2020)Research Article View: 1,047 Download: 1,699
page: 1234 - 1248
Pattarawan Choeycharoen*, Watcharee Sornlar, Witaya Shongkittikul and Anucha Wannagon
Vol.46 No.6 (November 2019)Research Article View: 1,290 Download: 455
page: 35 - 44
Jutarat Prachayawarakorn* and Panittanat Yaembunying
Vol.31 No.1 (JANUARY 2004)Research Article View: 1,028 Download: 277
page: 17 - 25
Sirisak Seansukato and Torranin Chairuangsri*
Vol.31 No.1 (JANUARY 2004)Research Article View: 920 Download: 286
page: 370 - 386
Chana Sriboonpeng, Jeeranan Nonkumwong, Laongnuan Srisombat, Attavit Pisitanusorn and Supon Ananta
Vol.46 No.2 (March 2019)Research Article View: 1,044 Download: 311
page: 46 - 61
Putkrong Phanumong, Sang Moo Kim, Jurmkwan Sangsuwan, Noppol Leksawasdi and Nithiya Rattanapanone
Vol.46 No.1 (January 2019)Research Article View: 982 Download: 424
page: 2481 - 2490
Suwapitcha Buntham, Paitoon Boonsong, Panupong Jaiban, Nittaya Keawprak and Anucha Watcharapasorn
Vol.45 No.6 (September 2018)Research Article View: 973 Download: 347
page: 2195 - 2200
Philaiwan Pornprasit, Worawan Pechurai, Natthiti Chiangraeng, Chamnan Randorn, Nopakarn Chandet, Pitchaya Mungkornasawakul and Piyarat Nimmanpipug
Vol.45 No.5 (Special 2018)Research Article View: 1,102 Download: 543
page: 2034 - 2047
Buntoeng Srikarun and Prapas Muangjunburee*
Vol.45 No.5 (Special 2018)Research Article View: 1,038 Download: 528
page: 1396 - 1406
Sirilak Kamonwannasit and Agarat Kamcharoen*
Vol.45 No.3 (May 2018)Research Article View: 1,155 Download: 455
page: 1122 - 1128
Pranwadee Kaewmuang, Watcharapong Pudkon, Anurak Prasatkhetragarn, Piyarat Nimmanpipug, Sila Kittiwachana, Sulawan Kaowphong*
Vol.45 No.2 (March 2018)Research Article View: 949 Download: 386
page: 1099 - 1110
Pat Sooksaen* and Pathompong Puathawee
Vol.45 No.2 (March 2018)Research Article View: 1,064 Download: 331
page: 949 - 960
Yot Boontongkong, Jaruwan Yaemsiri and Pawadee Methacanon*
Vol.45 No.2 (March 2018)Research Article View: 1,051 Download: 426
page: 588 - 600
Kanyarat Kwansirikul, Panjawan Thanasuthipitak, Siwakon Chimnakphant and Opor Saidum
Vol.45 No.1 (January 2018)Research Article View: 1,007 Download: 1,271
page: 1714 - 1721
Jan Dutkiewicz*, ukasz Rogal, P. Bobrowski, Magorzata Szutkowska,Wojciech Leniewski and Piotr Duzews
Vol.44 No.4 (October 2017)Research Article View: 1,039 Download: 524
page: 570 - 577
Pathompong Pangamol [a], Pongdhorn Sae-oui [b], Chakrit Sirisinha*[a,c]
Vol.43 No.3 (APRIL 2016)Research Article View: 906 Download: 329
page: 351 - 357
Chen Hongmei* [a], Liu Zhongming [a], Zang Qianhao [a, b], Yu Xin [a], Zhang Jing [c] and Jin Yunxue [a]
Vol.43 No.2 (SPECIAL ISSUE 1)Research Article View: 971 Download: 285
page: 282 - 287
Masahiro Kawasaki[a], Thanapat Autthawong[b], Thapanee Sarakonsri* [b,c], and Makoto Shiojiri[d,e]†
Vol.43 No.2 (SPECIAL ISSUE 1)Research Article View: 1,017 Download: 402
page: 752 - 760
Somchai Sonsupap, Ekaphan Swatsitang, Santi Maensiri and Kwanruthai Wongsaprom
Vol.42 No.3 (JULY 2015)Research Article View: 941 Download: 320
page: 909 - 922
Thanaporn Korad*, Mana Ponboon, Niphon Chumchery and John T.H. Pearce
Vol.40 No.5 SPECIAL ISSUE 1Research Article View: 850 Download: 273
page: 874 - 885
Zbigniew Brytan* and Jerzy Niagaj
Vol.40 No.5 SPECIAL ISSUE 1Research Article View: 977 Download: 260
page: 831 - 838
Seul Ki Kim, Seung Boo Jung and Dong Bok Lee*
Vol.40 No.5 SPECIAL ISSUE 1Research Article View: 968 Download: 290
page: 805 - 809
Paritud Bhandhubanyong
Vol.40 No.5 SPECIAL ISSUE 1Research Article View: 1,198 Download: 280
page: 669 - 677
Bongkot Phichaikamjornwut, Henrik Skogby, Prayote Ounchanum, Phisit Limtrakun and Apichet Boonsoong
Vol.39 No.4 (OCTOBER 2012)Research Article View: 887 Download: 317
page: 254 - 262
Chatdanai Boonruang*a, Wareelak Kumpangkeawa, Kittichai Sopunnab, Natthaphol Chomsaengc, Suparut Nar
Vol.39 No.2 (APRIL 2012)Research Article View: 1,032 Download: 258
page: 242 - 253
Siriwan Sakultanchareonchaia, Natthaphol Chomsaengb, Meechai Thepnaratb, Hiroki Kuratac, Seiji Isoda
Vol.39 No.2 (APRIL 2012)Research Article View: 897 Download: 233
page: 30 - 40
Supunsa Dech-oup, Sirinee Thaiwatthana and Torranin Chairaungsri
Vol.39 No.1 (JANUARY 2012)Research Article View: 934 Download: 307
page: 31 - 38
Pichitchai Pimpang, Supab Choopun
Vol.38 No.1 (JANUARY 2011)Research Article View: 941 Download: 248
page: 47 - 55
Surasak Kuimalee*[a], John T.H. Pearce [b] and Torranin Chairuangsri**[c]
Vol.38 No.1 (JANUARY 2011)Research Article View: 932 Download: 260
page: 265 - 273
Wanvimon Arayapranee* [a] and Garry L. Rempel [b]
Vol.31 No.3 September 2004Research Article View: 1,060 Download: 360
page: 29 - 33
Siwat Thungprasert, Thapanee Sarakonsri, and Tawee Tunkasiri
Vol.34 No.1 (JANUARY 2007)Research Article View: 1,017 Download: 330
page: 321 - 326
Thapanee Sarakonsri* [a], Thapakorn Aamchikad [a] and Tawee Tunkasiri [b]
Vol.33 No.3 (SEPTEMBER 2006)Research Article View: 973 Download: 276
page: 175 - 182
Sukanda Jiansirisomboon*, Anucha Watcharapasorn and Tawee Tunkasiri
Vol.33 No.2 (MAY 2006)Research Article View: 1,014 Download: 232
page: 169 - 173
Anucha Watcharapasorn*, Sukanda Jiansirisomboon and Tawee Tunkasiri
Vol.33 No.2 (MAY 2006)Research Article View: 998 Download: 226
page: 79 - 83
Thapanee Sarakonsri*[a], Kanya Choksawatpinyo [a], Supapan Seraphin [b] and T awee T unk asiri [
Vol.33 No.1 (JANUARY 2006)Research Article View: 1,159 Download: 316
page: 529 - 534
Pongpan Kaewtatip* and Anak Khantachawana
Vol.32 No.3 (SEPTEMBER 2005)Research Article View: 927 Download: 401
page: 391 - 398
Suthinee Netrabukkana and Cattaleeya Pattamaprom*
Vol.32 No.3 (SEPTEMBER 2005)Research Article View: 983 Download: 262
page: 495 - 520
Makoto Shiojiri
Vol.35 No.3 (SEPTEMBER 2008)Short Communication View: 982 Download: 289
page: 427 - 436
Pat Sooksaen, Jiraporn Hongart, Tippawan Arsawuth,and Utumporn Meesukon
Vol.35 No.3 (SEPTEMBER 2008)Research Article View: 921 Download: 758
page: 320 - 330
Panyawat Wangyao, Weerasak Homkrajai, and Seksak Asavavisithchai
Vol.36 No.3 (SEPTEMBER 2009)Research Article View: 920 Download: 316
page: 312 - 319
Panyawat Wangyao, Nutthida Chuankrerkkul, Sureerat Polsilapa, Ponlit Sopon and Weerasak Homkrajai
Vol.36 No.3 (SEPTEMBER 2009)Research Article View: 937 Download: 255
page: 302 - 311
Seksak Asavavisithchai, and Rath Tantisiriphaiboon
Vol.36 No.3 (SEPTEMBER 2009)Research Article View: 933 Download: 244
page: 296 - 301
Seksak Asavavisithchai, Ekasit Nisaratanaporn, and Yuttanant Boonyongmaneerat
Vol.36 No.3 (SEPTEMBER 2009)Research Article View: 1,005 Download: 238
page: 81 - 88
Kanda Whangchai*, Kobkiat Saengnil and Jamnong Uthaibutra
Vol.29 No.2 (AUGUST 2002)Opinion View: 955 Download: 356
page: 21 - 29
Sukanda Jiansirisomboon
Vol.29 No.1 (APRIL 2002)Opinion View: 938 Download: 261
page: 269 - 281
Suttawan Imurai, Julatep Kajornchaiyakul, Chachana Thanachayanont, John T.H. Pearce, and Torranin Ch
Vol.37 No.2 (MAY 2010)Research Article View: 1,016 Download: 293
page: 260 - 268
Torranin Chairuangsri, and Ekasit Nisaratanaporn
Vol.37 No.2 (MAY 2010)Research Article View: 1,016 Download: 293
page: 222 - 230
Seksak Asavavisithchai, and Ekasit Nisaratanaporn
Vol.37 No.2 (MAY 2010)Research Article View: 932 Download: 257
page: 213 - 221
Seksak Asavavisithchai, and Apiyut Opa
Vol.37 No.2 (MAY 2010)Research Article View: 954 Download: 247