Zobrazeno 1 - 10
of 71
pro vyhledávání: '"Jan Piwnik"'
Publikováno v:
Transport Problems, Vol 17, Iss 3, Pp 39-50 (2022)
Advanced high-strength steel (AHSS) is being used increasingly often in the structure of means of transport. Welds made of these steels can crack in the heat-affected zone (HAZ) and have inferior mechanical properties compared to the base material.
Externí odkaz:
https://doaj.org/article/8b0aa7735e864173aa4ce885f18a0903
Autor:
Bożena SZCZUCKA-LASOTA, Anita UŚCIŁOWSKA, Tomasz WEGRZYN, Jan PIWNIK, Krzysztof Ireneusz WILCZYŃSKI, Piotr CYBULKO
Publikováno v:
Transport Problems, Vol 16, Iss 3, Pp 173-183 (2021)
Both the processes of welding and stamping are becoming increasingly more common in the construction of means of transport. Heavily loaded vehicle components should have good plastic properties so that cracks do not occur under operating conditions.
Externí odkaz:
https://doaj.org/article/7dd7d98197874f56b01711a02c272066
Autor:
Bożena SZCZUCKA-LASOTA, Tomasz WĘGRZYN, Tadeusz SZYMCZAK, Adam JUREK, Jan PIWNIK, Krzysztof Ireneusz WILCZYŃSKI
Publikováno v:
Transport Problems, Vol 16, Iss 2, Pp 33-43 (2021)
The paper focuses on modern martensitic steel (Docol1200M) and its joint manufactured by means of welding process supported by micro-jet cooling forspecial vehicles’structures.Docol1200M is a type of material denoted as AHSS (A-advanced; H-high; S
Externí odkaz:
https://doaj.org/article/26a4cbaac7ce444bb3610953f2f15c89
Autor:
Tomasz WĘGRZYN, Bożena SZCZUCKA-LASOTA, Jan PIWNIK, Adam JUREK, Krzysztof Ireneusz WILCZYŃSKI
Publikováno v:
Transport Problems, Vol 16, Iss 1, Pp 29-38 (2021)
Thispaper examines the possibility to improvemixedweldability of pins to mobile platforms. There is anincreasingdemand for mixed joints made of hard-weldable steel used in civil engineeringand the automotive industry. Agood exampleof this is welding
Externí odkaz:
https://doaj.org/article/ae5b5790e63945a6aa6568824c697f6b
Publikováno v:
Transport Problems, Vol 15, Iss 1, Pp 131-139 (2020)
Thispaper focuses onthe weldabilityof advanced high-strength steels (AHSS), commonly used bythe automotive industryand civil engineering. These steels have found application in the constructionof mobile platforms mounted on vehicles.AHSS significantl
Externí odkaz:
https://doaj.org/article/812ea416f461415c8496d79ff642f9f0
Publikováno v:
Transport Problems, Vol 14, Iss 2, Pp 19-28 (2019)
Electronic systems are very important part of the automotive industry. Electronic products have high reliability due to the critical functions performed by some of the modern modules. Cyclic mechanical load and vibration are main of the conditions, t
Externí odkaz:
https://doaj.org/article/3afb16c8ac144442b75b434050df4e41
Publikováno v:
Transport Problems, Vol 12, Iss SE, Pp 107-114 (2017)
The aim of this paper is to analyse the mechanical properties of the weld steel structure of car body truck frames after laser welding. The best welding conditions involve the use of proper materials and alloy elements in steel and filer materials, i
Externí odkaz:
https://doaj.org/article/c2aee8c9a6c64e3aafbb1ff951713402
Publikováno v:
Transport Problems, Vol 11, Iss 4, Pp 21-27 (2016)
The goal of this paper is to analyze the exploitation and safety conditions of weld steel structure of car body truck frames after welding repairs made by covered electrodes. The main role of conditions in connected with materials, alloy elements in
Externí odkaz:
https://doaj.org/article/dc165c6bbca9408592c7ce99e70c9d77
Publikováno v:
Transport Problems, Vol 9, Iss 2, Pp 61-68 (2014)
The main purpose of investigations is the qualification how post-accident repair of model car body parts influence on the value of coefficient of restitution. Evaluation of impact energy absorption by model car body parts repaired with MIG welding (w
Externí odkaz:
https://doaj.org/article/20e3840bd9934818ba035d608edf2d39
Publikováno v:
Transport Problems, Vol 8, Iss 2, Pp 47-54 (2013)
An innovative apparatus to welding process with micro-jet cooling of the weld made it possible to carry out technological tests, which have proved theoretical considerations about this problem. This project gives real opportunities for professional d
Externí odkaz:
https://doaj.org/article/0515ba2aba614c29a33a153895139556