JPS55122846A - Ni-cr-co super heat resistant alloy for casting with superior high temperature strength and oxidation resistance - Google Patents

Ni-cr-co super heat resistant alloy for casting with superior high temperature strength and oxidation resistance

Info

Publication number
JPS55122846A
JPS55122846A JP3030379A JP3030379A JPS55122846A JP S55122846 A JPS55122846 A JP S55122846A JP 3030379 A JP3030379 A JP 3030379A JP 3030379 A JP3030379 A JP 3030379A JP S55122846 A JPS55122846 A JP S55122846A
Authority
JP
Japan
Prior art keywords
esp
oxidation resistance
heat resistant
casting
super heat
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP3030379A
Other languages
Japanese (ja)
Other versions
JPS5721020B2 (en
Inventor
Norio Takahashi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Proterial Ltd
Original Assignee
Hitachi Metals Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hitachi Metals Ltd filed Critical Hitachi Metals Ltd
Priority to JP3030379A priority Critical patent/JPS55122846A/en
Publication of JPS55122846A publication Critical patent/JPS55122846A/en
Publication of JPS5721020B2 publication Critical patent/JPS5721020B2/ja
Granted legal-status Critical Current

Links

Abstract

PURPOSE: To provide the title alloy contg. a specified ratio of C, Si, Mn, Cr, Ni, Co, Nb, Al and Fe and having high tensile strength, creep rupture strength and deformation resistance at very high temps. of 1000°C and above as well as superior oxidation resistance.
CONSTITUTION: An Ni-Cr-Co super heat resistant alloy consisting of, by wt., C 0.05W0.4, esp. 0.1W0.3%, Si 0.3W2.0, esp. 0.5W1.5%, Mn 0.3W2.0, esp. 0.5W 1.5%, Cr 20W40, esp. 25W35%, Ni 15W35, esp. 20W30%, Co 10W30, esp. 15W 25%, Nb 0.3W2.0, esp. 0.5W1.5%, Al 0.05W0.3, esp. 0.08W0.2% and the balance Fe. This alloy has high tensile strength, creep rupture strength and deformation resistance at very high temps. esp. of 1200°C and above as well as superior oxidation resistance.
COPYRIGHT: (C)1980,JPO&Japio
JP3030379A 1979-03-15 1979-03-15 Ni-cr-co super heat resistant alloy for casting with superior high temperature strength and oxidation resistance Granted JPS55122846A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3030379A JPS55122846A (en) 1979-03-15 1979-03-15 Ni-cr-co super heat resistant alloy for casting with superior high temperature strength and oxidation resistance

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3030379A JPS55122846A (en) 1979-03-15 1979-03-15 Ni-cr-co super heat resistant alloy for casting with superior high temperature strength and oxidation resistance

Publications (2)

Publication Number Publication Date
JPS55122846A true JPS55122846A (en) 1980-09-20
JPS5721020B2 JPS5721020B2 (en) 1982-05-04

Family

ID=12299976

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3030379A Granted JPS55122846A (en) 1979-03-15 1979-03-15 Ni-cr-co super heat resistant alloy for casting with superior high temperature strength and oxidation resistance

Country Status (1)

Country Link
JP (1) JPS55122846A (en)

Also Published As

Publication number Publication date
JPS5721020B2 (en) 1982-05-04

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