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AMS 5662, AMS 5663 - BARRA IN LEGA DI NICHEL 718

BARRA IN LEGA DI NICHEL 718

La lega 718 (nota anche con il nome commerciale di Special Metals Inconel 718), è una lega di nichel-cromo che può essere trattata termicamente per dare alta resistenza, buona resistenza alla corrosione ed essere facilmente fabbricata in parti complesse con una buona tenuta alla rottura post-saldatura. La lega 718 può funzionare efficacemente tra -423 e 1300 gradi F.

Specific Gravity

7.98 g/cm3

Typical Applications

Related Specifications

Land based gas turbine engines

Jet Engines

Fasteners

Instrumentation parts

Mandrels

Well head completion equipment

AMS 5662

AMS 5663

UNS N07718

ASTM B637

W.Nr 2.4668

MSRR 7114

MSRR 7115

NACE MR0175 

Chemical Composition

  Ni Cr Fe Mo Nb+Ta C Mn Si Ph S Ti Cu B Al Co
Min 50 17 Bal 2.8 4.75 0.65 0.20
Max 55 21 3.3 5.50 0.08 0.035 0.35 0.015 0.015 1.15 0.30 0.0006 0.80 1.00

Mechanical Properties in Solution Annealed and Aged Condition for Aerospace bar

0.2% Proof Stress Tensile Strength Elongation Reduction of area Hardness
 MPA MPA % % HB
Min Min Min Min Min
1034 1275 12 15  331

Mechanical Properties in Solution Annealed and Aged Condition for Oil patch bar

0.2% Proof Stress Tensile Strength Elongation Reduction of area Hardness
MPA MPA % % HRC
Min Min Min Min Min
827 1034 17 25 40
* Every effort has been made to ensure that our technical specifications are accurate. However, technical specifications included within Dynamic Metals Ltd should be used as a guideline only and are subject to change without notice.

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