Base material for high temperature alloy and manufacture method thereof

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United States of America Patent

PATENT NO 9309584
APP PUB NO 20140224446A1
SERIAL NO

14157178

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Abstract

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The present invention relates to a base material for high temperature alloy and a process for manufacturing the same. The base material includes following components (by weight): 10-45% Cr, 0.5-12% Nb, 0.7-2.5% Ti, ≦9.0% Mo, ≦8.0% W, ≦2% Mn, ≦1.0% Si, ≦2.0% Al, ≦0.5% C, ≦0.032% O, ≦0.032% N,≦0.01% S, ≦0.02% P, and balance being Fe and unavoidable impurities. The process for manufacturing the base material for high temperature alloy includes following steps: providing raw materials according to the target composition; charging the raw materials in a crucible uniformly layer and layer according to a certain sequence, smelting in vacuum condition; after the materials being melted completely, holding the melt at a temperature; and casting ingot, and cooling to obtain a base material for high temperature alloy.

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Patent Owner(s)

Patent OwnerAddress
NINGXIA ORIENT TANTALUM INDUSTRY CO LTD753000 NO 119 METALLURGICAL ROAD DAWUKOU DISTRICT THE NINGXIA HUI AUTONOMOUS REGION SHIZUISHAN SHIZUISHAN CITY THE NINGXIA HUI AUTONOMOUS REGION 753000

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bai, Zhangjun Shizuishan, CN 1 1
Li, Mingyang Shizuishan, CH 43 122
Liang, Xun Shizuishan, CN 4 12
Mu, Dong Shizuishan, CN 1 1
Nie, Quanxin Shizuishan, CN 1 1
Song, Xiaoying Shizuishan, CN 11 59
Wan, Peng Shizuishan, CN 41 55
Wang, Li Shizuishan, CN 972 6677
Xie, Weiping Shizuishan, CN 53 142
Zhao, Bing Shizuishan, CN 74 724

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