Zobrazeno 1 - 10
of 3 539
pro vyhledávání: '"high strength steels"'
Autor:
Karrar Mahdi Hussein, Habibullah Akbari, Rassoul Noorossana, Rostam Yadegari, Rouholah Ashiri
Publikováno v:
Journal of Materials Research and Technology, Vol 30, Iss , Pp 7938-7945 (2024)
In this study, an investigation was carried out to establish a correlation between microhardness and microstructure in dissimilar combination of QP980 and SPFC780Y high strength steel resistance spot welds. Optical microscope with a scanning electron
Externí odkaz:
https://doaj.org/article/08952e8ea04547c3b29ab64ca88ed0b5
Publikováno v:
Journal of Materials Research and Technology, Vol 30, Iss , Pp 2936-2944 (2024)
The influence mechanism of solution temperature on the strength and toughness of Ti microalloyed steel CGLC700 was studied. The microstructure changes of Ti microalloyed steel were observed by micro-electron microscopy, and the mechanical properties
Externí odkaz:
https://doaj.org/article/b3dfd5b494a344b1b36db3b2f7449b49
Publikováno v:
Journal of Materials Research and Technology, Vol 29, Iss , Pp 4728-4734 (2024)
Material decay in bearing steels under rolling contact fatigue (RCF) leads to fatigue initiation and failure. This study examines the local structure-property relationship in decayed material through in-situ compression testing of micropillars prepar
Externí odkaz:
https://doaj.org/article/1fcf448cefde485e9e07ae9bc04a04c3
Autor:
Karrar Mahdi Hussein, Habibullah Akbari, Rassoul Noorossana, Rostam Yadegari, Rouholah Ashiri
Publikováno v:
Journal of Materials Research and Technology, Vol 27, Iss , Pp 4064-4073 (2023)
Resistance spot welding is still the most common joining process for autobody structure assembly. It has many advantages and is simple to use, but the main challenge is controlling the process parameters that affect mechanical properties and weld qua
Externí odkaz:
https://doaj.org/article/42609880ede84e64b9946a0715334fb8
Autor:
Jiamin Sun, Klaus Dilger
Publikováno v:
Journal of Materials Research and Technology, Vol 25, Iss , Pp 3120-3136 (2023)
Preheating is generally required in the welding of ultra-high strength steels (UHSSs) for avoiding cold cracking. The present work systematically explores the influence of preheating on welding residual stresses (WRS) in components made of UHSS by me
Externí odkaz:
https://doaj.org/article/2713ac9028b445d88804807a67583b64
Autor:
Elahe Akbari, Philipp Kürnsteiner, Katharina Steineder, Martin Gruber, Martin Arndt, Ilse Letofsky-Papst, Robert Sierlinger, Heiko Groiss
Publikováno v:
Materials & Design, Vol 237, Iss , Pp 112584- (2024)
The addition of boron to the advanced high-strength steels (AHSS) enhances grain boundary cohesion and can play a significant role in intergranular degradation phenomena such as Zn-assisted liquid metal embrittlement (LME). The objective of this stud
Externí odkaz:
https://doaj.org/article/b58af2a37f8e4d70be839eb3ab74b491
Publikováno v:
Revista de Metalurgia, Vol 59, Iss 4 (2023)
This study evaluates the performance of a user-defined combined hardening modeling method for advanced high-strength steels (AHSS) under monotonic and reversal loading conditions. The plastic behavior of TWIP980 and TRIP980 AHSS sheet metals is inves
Externí odkaz:
https://doaj.org/article/975a7de3da8d4a8494c13ad4c11d401d
Autor:
Xiao Ouyang, Chao Chen
Publikováno v:
Journal of Materials Research and Technology, Vol 24, Iss , Pp 5526-5540 (2023)
Aluminum and high-strength steel are the best choices for modern cars due to their excellent ratio of strength to weight. As application support, the clinched-adhesive process for aluminum alloys and high-strength steels is also attracting increasing
Externí odkaz:
https://doaj.org/article/0e08b59b5f9c4fe281699170a8bb41f2
Publikováno v:
Journal of Materials Research and Technology, Vol 23, Iss , Pp 1458-1470 (2023)
Zinc coatings are generally utilized for manufacturing corrosion-resistant advanced high-strength steels (AHSS). However, in new third generation AHSS (3G-AHSS), zinc from the coating may interact with the steel substrate leading to liquid metal embr
Externí odkaz:
https://doaj.org/article/cf3c1875f18a451fb9cfa9f85dd75f2c
Publikováno v:
Journal of Materials Research and Technology, Vol 23, Iss , Pp 172-190 (2023)
Ultra-high strength steels are the crucial irreplaceable materials in the fields of aerospace, national defense and military industries. Unfortunately, it is challenging to achieve the requirements of vital components because of the strength-toughnes
Externí odkaz:
https://doaj.org/article/2309e3ee94864219908e5f38f701907a