Laser Welding Part 10 pot

... Characteristics of laser welding 2.1 Advantages of laser welding compared spot welding Most automotive enterprises have assembled car body using spot welding. With this technology, spot guns are ... Characteristics of laser welding 2.1 Advantages of laser welding compared spot welding Most automotive enterprises have assembled car body using spot welding. With this...

Ngày tải lên: 20/06/2014, 11:20

... electromagnetic potentials, the Hertz potentials are also chosen to satisfy the wave equation in free space: 2 2 22 1 e e ct ∂ ∇ −= ∂ 0 Π Π , (10a) 2 2 22 1 m m ct ∂ ∇ −= ∂ 0 Π Π . (10b) If Eqs. (10a) ... the use of a stronger laser pulse. For an operating pressure of about 10 Pa, a laser pulse with the pulse energy of > 10 J is needed. 388 Coherence and Ultrashort Pulse L...

Ngày tải lên: 20/06/2014, 06:20

... > 10 Table 3. Process parameter comparison between thick-sheet, partial penetration and thin-sheet, full penetration laser welding conditions By ensuring the flatness to be within 10 µm ... extending fiber laser welding of aluminium in the low speed range were discussed. General topics, such as the properties of aluminium and welding defects, review of high speed laser...

Ngày tải lên: 20/06/2014, 11:20

... figure 10 this occurrence is also observed. Laser Welding1 18 Fig. 10. Initial sequence of crushing of a top-hat tube Fig. 11. Absorbed energies for DP600, top-hat geometry, spot welding ... (mm) Eabs (J) Laser welding application in crashworthiness parts 119 Fig. 10. Initial sequence of crushing of a top-hat tube Fig. 11. Absorbed energies for DP600, top-hat ge...

Ngày tải lên: 20/06/2014, 11:20

... Laser welding of aluminium-steel clad materials for naval applications 77 Laser welding of aluminium-steel clad materials for naval applications Roberto Spina and Luigi Tricarico X Laser welding ... instability investigation for low speed laser welding of aluminium using a single-mode fiber laser. J. Material Processing Technology, doi :10. 1016/j.jamatprotec2 010. 04.002....

Ngày tải lên: 21/06/2014, 02:20

... after welding Fig. 19. SEM analysis – LPBAL1. Fig. 20. SEM analysis – LPBAL3. Laser welding application in crashworthiness parts 107 Laser welding application in crashworthiness parts Nuno ... steel base materials were then produced using different welding methods (laser welding with Laser Welding1 02 filler wire and hybrid laser- MIG welding) . T-joint welds...

Ngày tải lên: 21/06/2014, 02:20

... Characteristics of laser welding 2.1 Advantages of laser welding compared spot welding Most automotive enterprises have assembled car body using spot welding. With this technology, spot guns are ... Characteristics of laser welding 2.1 Advantages of laser welding compared spot welding Most automotive enterprises have assembled car body using spot welding. With this...

Ngày tải lên: 21/06/2014, 02:20

... prise de conscience de ses avantages de la part des professionnels des soins ophtalmologiques ou des patients 2 . Cet article est divisé en deux parties. La partie 1, dans ce numéro d’Ophtalmologie ... dans la partie supérieure et ceux issus de la rétine inférieure entrent dans la partie inférieure. Les axones issus du faisceau de fibres nerveuses papillomaculaires entrent dans la partie ce...

Ngày tải lên: 18/06/2014, 10:05

... sub-Saharienne) (incidence de 20 à 100 /100 000/an), à risque intermédiaire (Italie, Espagne, Argentine)(8 à 12 /100 000/an) et à faible risque (Europe du Nord, USA) (2 à 4 /100 000/an). L'incidence ... digestifs : 50 % (dont colo-rectum 40 %, autres 10 %) - Cancers uro-génitaux : 10 % - Cancers sein : 5 % - Cancers broncho-pulmonaires : 15 % - Divers : 10 % (lymphomes,...

Ngày tải lên: 18/06/2014, 10:44

... corticale, la médullaire et les parties molles VARIANTES - - BILATERALE en centrant au milieu des 2 pieds - - INCIDANCE DE CLARK : le pied repose à plat sur un plan incliné de 10 à 15°, et le rayon directeur ... cunéiforme 9 – 1 er cunéiforme 10 – Métatarsien 11 – 1 ère phalange 12 – 2 ème phalange 13 – 3 ème phalange C – Interligne de Lisfrans L – Interligne de Chopart RETRO-TIBIAL...

Ngày tải lên: 18/06/2014, 10:44