ASTM B670 nickel inconel 718

Nickel alloy inconel 718 platehas excellent corrosion resistance at high and low temperatures and good resistance to stress-corrosion cracking and pitting corrosion.

Nickel alloy inconel 718 platehas good performance in hostile environments containing H2S, CO2, chlorides, sulfides and free sulfur at selected temperatures. Alloy 718 is commonly used for cryogenic storage tanks, downhole shafts and wellhead parts.

Chemistry

	Ni+Co	Cr	Cb+Ta	Mo	Ti	Al	Co	C	Mn
MIN	50.00	17.00	4.75	2.80	0.65	0.20	--	--	--
MAX	55.00	21.00	5.50	3.30	1.15	0.80	1.00	0.08	0.35

Si	P	S	B	Cu	Fe
--	--	--	--	--	--
0.35	0.015	0.015	0.006	0.30	Balance

Alloy Form

718 plate, round bar, sheet, welding products

Common Trade Names

Alloy 718, Inconel 718, Nickel 718

Features

Good mechanical properties: tensile, fatigue and creep-rupture
Excellent welding characteristics, resistant to postweld age cracking
Oxidation resistant throughout its useful temperature range

Applications

Gas turbine engine parts
Liquid fuel rocket motor components
Springs, fasteners
Cryogenic tanks

Physical Properties

Density: 0.296 lb/in3 annealed, 0.274 lb/in3 aged
Melting point: 2410 - 2540°F

Temperature, °F	-320	70	200	400	600	1000	1200	1400
Coefficient* of thermal expansion, in/in°F x 10-6	5.9	-	7.3	7.5	7.7	8.1	8.4	8.9
Thermal Conductivity Btu • ft/ft2 • hr • °F	-	6.4	7.2	8.2	9.3	11.3	12.3	13.3
Modulus of Elasticity, dynamic psi x 106	-	29	28	27	26	25	24	22

* 70°F to indicated temperature.

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Company Information

Shanghai Chonray Precision Alloy Co.,Ltd was founded in Year 2000, comprised of two major business sectors: Electric heating elements for industrial furnaces & special alloys. We have a manufacturing base in Shanghai , specialized in electric heating elements for industrial furnaces. The other manufacturing base in Jiangsu Province is specialized in research and production of special alloys, including high resistance alloys, superallloys(high-temperature alloys), corrosion resistant alloys, precision alloys, welding wires and so on. Based on 15 years experience of electric heating elements and 23 years experience of special alloys, Chonray has established long-term and strategic cooperation with many well-known companies abroad and at home.

Strictly implementing the quality management system ISO9001: 2008 and environment management system ISO14001, Chonray ensures the quality control with the solid technical force and advanced testing and analysis equipment .Our products are widely used in various fields, such as automotive industry, glass machinery, metallurgy, petrochemical industry, nuclear power and so on.

Guided by the philosophy of being professional, ethical and lawful ,environmental and social responsible, Chonray aims to provide best quality electric heating elements for industrial furnace and specialty alloys to customers worldwide. Chonray professional team is fully qualified to satisfy your sales, engineering and logistics requirements. We warmly welcome customers to visit our company.

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Our advantages and services

a. Our advantage

We can provide high quality material, excellent design, precise manufacturing,complete specifications, considerate and integrity serivices.

We can provide all kinds of electric heating alloy material and elements, including customized products.

We can provide a complete solution for you.

OEM service can be provided.

b. Technical services we can provide: