High Temperature High Performance Nickel Based Alloy Inconel 718

• Product Type: Rod, Wire, Tube, Sheet, Strip
• Material: Ni Cr
• Carbon Content: Low Carbon
• Condition: Bright, Annealed
• Surface: Smooth
• Packing: Wooden Case
• Model NO.: Inconel 718
• Sample: Free
• MOQ: Small
• Transport Package: in Spool, Carton, Wooden Case
• Specification: customize
• Trademark: Ualloy
• Origin: China
• HS Code: 750522000
• Production Capacity: 500 Tons/Year

Product Description

A Nickel-Chromium alloy being precipitation hardenable and having high creep-rupture strength at high temperatures to about 700oC (1290oF). It has higher strength than Inconel X-750 and better mechanical properties at lower temperatures than Nimonic 90 and Inconel X-750.

Chemical CompositionSpecificationsDesignationsKey FeaturesTypical Applications

Element	Min %	Max %
C	-	0.08
Mn	-	0.35
Si	-	0.35
P	-	0.015
S	-	0.015
Cr	17.00	21.00
Ni	50.00	55.00
Mo	2.80	3.30
Nb/Cb	4.75	5.50
Ti	0.65	1.15
Al	0.20	0.80
Co	-	1.00
Ta	-	0.05
B	-	0.006
Cu	-	0.30
Pb	-	0.0005
Bi	-	0.00003
Se	-	0.0003
Fe	bal

AMS 5662
AMS 5663
AMS 5832
AMS 5962
ASTM B637
GE B5OTF14/15
GE B14H89
ISO 15156-3
(NACE MR 0175)W.NR 2.4668
UNS N07718
AWS 013Good creep rupture strength at high temperatures
Higher strength than Inconel X-750
Better mechanical properties at lower temperatures than Nimonic 90 & Inconel X-750
Age hardenable
High temperature dynamic applicationsGas Turbines
 
Space Craft
 
Pumps
 

Density	8.19g/cm³	0.296 lb/in³
Melting Point	1336°C	2437°F
Coefficient of Expansion	13.0 μm/m °C (20 - 100°C)	7.2 x 10-6 in/in °F (70 - 212°F)
Modulus of Rigidity	77.2 kN/mm²	11197 ksi
Modulus of Elasticity	204.9 kN/mm²	29719 ksi

Properties
Condition	Approx. tensile strength		Approx. operating temperature
	N/mm²	ksi	°C	°F
Annealed	800 - 1000	116 - 145	-	-
No 1 Temper	1000 - 1200	145 - 175	-	-
Spring Temper	1300 - 1500	189 - 218	-	-
No 1 Temper + Annealed + Aged	1250 - 1450	181 - 210	-200 to +550	-330 to +1020
No 1 Temper + Aged	1520 - 1720	220 - 250	Contact Alloy Wire Technical Dept
Spring Temper + Annealed + Aged	1250 - 1450	181 - 210	-200 to +550	-330 to +1020
Spring Temper + Aged	1700 - 1950	247 - 283	Contact Alloy Wire Technical Dept

Heat Treatment of Finished Parts
Condition as supplied by Alloy Wire	Type	Temperature		Time (Hr)	Cooling
		°C	°F
No. 1 or Spring Temper	Anneal Age Harden Total Age	980 720 620	1800 1330 1150	1 8 18	Air Furnace Air
No. 1 or Spring Temper (for ISO 15156-3 / NACE MR 0175)	Anneal Age Harden	1010 790	1850 1455	2 6	Air Air
No. 1 Temper or Spring Temper	Age Harden Total Age	720 620	1330 1150	8 18	Furnace Air