Nickel based alloy for forging
    1.
    发明授权
    Nickel based alloy for forging 有权
    镍基合金锻造

    公开(公告)号:US08956471B2

    公开(公告)日:2015-02-17

    申请号:US12253262

    申请日:2008-10-17

    IPC分类号: C22C19/05

    摘要: A nickel (Ni) based alloy for forging includes: 0.001 to 0.1 wt. % of carbon (C); 12 to 23 wt. % of chromium (Cr); 3.5 to 5.0 wt. % of aluminum (Al); 5 to 12 combined wt. % of tungsten (W) and molybdenum (Mo) in which the Mo content is 5 wt. % or less; a negligible small amount of titanium (Ti), tantalate (Ta) and niobium (Nb); and the balance of Ni and inevitable impurities.

    摘要翻译: 用于锻造的镍(Ni)基合金包括:0.001至0.1wt。 %的碳(C); 12〜23wt。 %铬(Cr); 3.5〜5.0重量% %的铝(Al); 5〜12组合重量 %的钨(W)和钼(Mo),其中Mo含量为5重量%。 % 或更少; 少量钛(Ti),钽酸盐(Ta)和铌(Nb)可忽略不计; 和Ni和不可避免的杂质的平衡。

    Ni-base alloy and method of producing the same
    2.
    发明授权
    Ni-base alloy and method of producing the same 有权
    镍基合金及其制造方法

    公开(公告)号:US08906174B2

    公开(公告)日:2014-12-09

    申请号:US12707748

    申请日:2010-02-18

    申请人: Shinya Imano Jun Sato

    发明人: Shinya Imano Jun Sato

    CPC分类号: C22C19/05 C22C1/002 C22F1/10

    摘要: Disclosed are a high-strength Ni-base alloy, a method of producing the Ni-base alloy, and a method of recovering a member made of a degraded Ni-base alloy. It contains not more than 0.1 wt % C, not more than 50 wt % Fe, not more than 30 wt % Cr, Ti, and at least one of Nb and Al. It has been strengthened by precipitates of a γ′ phase (Ni3Al) and/or a γ″ phase (Ni3Nb). It contains also a η phase (Ni3Ti) which is thermodynamically stable in a temperature range of 800° C. to 900° C. When observed a cross-section of the Ni-base alloy, a plurality of nodes exist along each segment connecting two meeting points each of which point is defined by adjacent three crystal grains, and precipitates of the γ′ phase and/or the γ″ phase in each of crystal grains of the Ni-base alloy have an average particle size of not more than 100 nm.

    摘要翻译: 本发明公开了一种高强度Ni基合金,Ni基合金的制造方法以及由劣化的Ni基合金构成的部件的回收方法。 其含有不超过0.1重量%的C,不超过50重量%的Fe,不大于30重量%的Cr,Ti以及Nb和Al中的至少一种。 通过γ'相(Ni3Al)和/或γ“相(Ni3Nb)的析出强化。 它还包含一个&eegr 在Ni基合金的横截面中观察到,沿着连接两个会聚点的每个部分存在多个节点,每个节点存在多个节点 点由相邻的三个晶粒定义,Ni基合金的每个晶粒中的γ'相和/或γ“相的析出物的平均粒径不大于100nm。

    Ni-based heat resistant alloy, gas turbine component and gas turbine
    3.
    发明授权
    Ni-based heat resistant alloy, gas turbine component and gas turbine 有权
    镍基耐热合金,燃气轮机部件和燃气轮机

    公开(公告)号:US08685316B2

    公开(公告)日:2014-04-01

    申请号:US13286274

    申请日:2011-11-01

    IPC分类号: C22C19/05 F01D5/00

    摘要: A Ni-based heat resistant alloy has a composition of, by mass percent, carbon: 0.001 to 0.1%, chromium: 16 to 22%, aluminum: 0.5 to 1.5%, molybdenum: 0.1 to 2.0%, tungsten: 0.1 to 6.0%, niobium: 3.5 to 5.5%, titanium: 0.8 to 3.0%, iron: 16 to 20%, and the balance being nickel and inevitable impurities. A parameter Ps indicating a segregation tendency is in a range of Ps≧−3.5. The parameter Ps is represented by Formula (1). Ps=1.05×Al content+0.6×Ti content−0.8×Nb content−0.3×Mo content  (1)

    摘要翻译: Ni系耐热合金的碳质量比为0.001〜0.1%,铬:16〜22%,铝:0.5〜1.5%,钼:0.1〜2.0%,钨:0.1〜6.0% ,铌:3.5〜5.5%,钛:0.8〜3.0%,铁:16〜20%,余量为镍和不可避免的杂质。 表示偏析倾向的参数Ps在Ps≥-3.5的范围内。 参数Ps由公式(1)表示。 Ps = 1.05×Al含量+ 0.6×Ti含量-0.8×Nb含量-0.3×Mo含量(1)

    NI BASED ALLOY FOR FORGING AND COMPONENTS FOR STEAM TURBINE PLANT USING SAME
    4.
    发明申请
    NI BASED ALLOY FOR FORGING AND COMPONENTS FOR STEAM TURBINE PLANT USING SAME 审中-公开
    基于NI的蒸汽涡轮机锻造和组件的合金

    公开(公告)号:US20110192501A1

    公开(公告)日:2011-08-11

    申请号:US13019666

    申请日:2011-02-02

    IPC分类号: C22C19/05

    CPC分类号: C22C19/055 C22C19/056

    摘要: It is an object of the present invention to provide an Ni based alloy for forging having high forging-related characteristics with a wide temperature range for high-temperature forging and high upper forging temperature limit.An Ni based alloy for forging, containing Cr at 12 to 20%, Al at 3.5 to 5%, Co at 15 to 23%, W at 5 to 12%, C at 0.001 to 0.05%, and Nb, Ti and Ta at a total content of 0.5 to 1.0%, all percentages by mass, and a steam turbine plant component using the same.

    摘要翻译: 本发明的目的是提供一种用于高温锻造的宽温度范围和高锻造温度上限的锻造相关特性高的锻造用镍基合金。 用于锻造的Ni基合金,其含有12〜20%的Cr,3.5〜5%的Al,15〜23%的Co,5〜12%的W,0.001〜0.05%的C,Nb,Ti,Ta 总含量为0.5〜1.0%,全部为质量百分比,以及使用其的汽轮机组件。

    LOW-THERMAL-EXPANSION NI-BASED SUPER-HEAT-RESISTANT ALLOY FOR BOILER AND HAVING EXCELLENT HIGH-TEMPERATURE STRENGTH, AND BOILER COMPONENT AND BOILER COMPONENT PRODUCTION METHOD USING THE SAME
    5.
    发明申请
    LOW-THERMAL-EXPANSION NI-BASED SUPER-HEAT-RESISTANT ALLOY FOR BOILER AND HAVING EXCELLENT HIGH-TEMPERATURE STRENGTH, AND BOILER COMPONENT AND BOILER COMPONENT PRODUCTION METHOD USING THE SAME 有权
    用于锅炉的低热膨胀的基于镍的超耐热合金和具有优异的高温强度的锅炉组件和锅炉组件的生产方法

    公开(公告)号:US20100226814A1

    公开(公告)日:2010-09-09

    申请号:US12675688

    申请日:2008-08-29

    IPC分类号: C22C19/05 C22F1/10

    摘要: Disclosed is a low-thermal-expansion Ni-based super-heat-resistant alloy for a boiler, which has excellent high-temperature strength. The alloy can be welded without the need of carrying out any aging treatment. The alloy has a Vickers hardness value of 240 or less. The alloy comprises (by mass) C in an amount of 0.2% or less, Si in an amount of 0.5% or less, Mn in an amount of 0.5% or less, Cr in an amount of 10 to 24%, one or both of Mo and W in such an amount satisfying the following formula: Mo+0.5 W=5 to 17%, Al in an amount of 0.5 to 2.0%, Ti in an amount of 1.0 to 3.0%, Fe in an amount of 10% or less, and one or both of B and Zr in an amount of 0.02% or less (excluding 0%) for B and in an amount of 0.2% or less (excluding 0%) for Zr, with the remainder being 48 to 78% of Ni and unavoidable impurities.

    摘要翻译: 公开了一种用于锅炉的低热膨胀Ni基超耐热合金,其具有优异的高温强度。 可以焊接合金,而不需要进行任何时效处理。 该合金的维氏硬度值为240以下。 该合金含有0.2质量%以下的Si(以质量计),0.5%以下的Si,0.5%以下的Mn,10〜24%的Cr,1种或2种 的Mo和W的量满足下式:Mo + 0.5W = 5〜17%,Al为0.5〜2.0%,Ti为1.0〜3.0%,Fe为10% 以下的B和Zr中的一种或两种,B的含量为0.02%以下(不含0%),Zr的含量为0.2%以下(不含0%),余量为48〜78 %的Ni和不可避免的杂质。

    Nickel Based Alloy for Forging
    6.
    发明申请
    Nickel Based Alloy for Forging 有权
    镍基合金锻造

    公开(公告)号:US20090104040A1

    公开(公告)日:2009-04-23

    申请号:US12253262

    申请日:2008-10-17

    IPC分类号: F01D5/28 C22C19/05

    摘要: A nickel (Ni) based alloy for forging includes: 0.001 to 0.1 wt. % of carbon (C); 12 to 23 wt. % of chromium (Cr); 3.5 to 5.0 wt. % of aluminum (Al); 5 to 12 combined wt. % of tungsten (W) and molybdenum (Mo) in which the Mo content is 5 wt. % or less; a negligible small amount of titanium (Ti), tantalate (Ta) and niobium (Nb); and the balance of Ni and inevitable impurities.

    摘要翻译: 用于锻造的镍(Ni)基合金包括:0.001至0.1wt。 %的碳(C); 12〜23wt。 %铬(Cr); 3.5〜5.0重量% %的铝(Al); 5〜12组合重量 %的钨(W)和钼(Mo),其中Mo含量为5重量%。 % 或更少; 少量钛(Ti),钽酸盐(Ta)和铌(Nb)可忽略不计; 和Ni和不可避免的杂质的平衡。

    Welding material, gas turbine blade or nozzle and a method of repairing a gas turbine blade or nozzle
    7.
    发明授权
    Welding material, gas turbine blade or nozzle and a method of repairing a gas turbine blade or nozzle 有权
    焊接材料,燃气轮机叶片或喷嘴以及修理燃气轮机叶片或喷嘴的方法

    公开(公告)号:US07165325B2

    公开(公告)日:2007-01-23

    申请号:US10635548

    申请日:2003-08-07

    IPC分类号: B23P6/00

    摘要: A welding material composition, which is a nickel based super alloy having γ′ phase and chromium carbides precipitated. The composition comprising 18 to 25% by weight of Co, 15 to 20% by weight of Cr, 1.5 to 5.5% by weight of Al, 5 to 14% by weight of W, 0.05 to 0.15% by weight of C, 0 to 0.02% by weight of B, 0 to 1% by weight of at least one of Ta, Nb, Ti, Mo, Re and Fe, 0 to 0.5% by weight of at least one of V, Zr, rare earth elements and Y, 0 to 1% by weight of Mn, 0 to 0.5% by weight of Si, and the balance being Ni.

    摘要翻译: 一种焊接材料组合物,其是具有γ'相和铬碳化物的镍基超级合金。 该组合物包含18至25重量%的Co,15至20重量%的Cr,1.5至5.5重量%的Al,5至14重量%的W,0.05至0.15重量%的C,0至 0.02重量%的B,0〜1重量%的Ta,Nb,Ti,Mo,Re和Fe中的至少一种,0〜0.5重量%的V,Zr,稀土元素中的至少一种,Y ,0〜1重量%的Mn,0〜0.5重量%的Si,余量为Ni。

    Gas turbine blade and manufacturing method thereof
    8.
    发明授权
    Gas turbine blade and manufacturing method thereof 有权
    燃气轮机叶片及其制造方法

    公开(公告)号:US08813361B2

    公开(公告)日:2014-08-26

    申请号:US13211417

    申请日:2011-08-17

    IPC分类号: B21D53/78

    摘要: In a gas turbine blade where a part of the γ′ phase precipitation strengthened type Ni-based alloy base material is composed of a weld metal, the weld metal is a Ni-based alloy containing Ta from 4.8 to 5.3 wt. %, Cr from 18 to 23 wt. %, Co from 12 to 17 wt. %, W from 14 to 18 wt. %, C from 0.03 to 0.1 wt. %, Mo from 1 to 2 wt. %, and Al of 1 wt. % or less, in which the oxygen content is 0 to 30 ppm, the Ti content from 0 to 0.1 wt. %, and the Re content from 0 to 0.5 wt. %. A blade base metal is manufactured by the step of stripping, the step of solution heat treatment where the γ′ phase is dissolved again, the step of welding in an inert gas chamber by a TIG method using a welding wire where the weld metal can be obtained, the step of HIP treatment at 1100° C. to 1150° C., and the step of an aging treatment at 835° C. to 855° C.

    摘要翻译: 在γ相析出强化型Ni基合金基材的一部分由焊接金属构成的燃气轮机叶片中,焊接金属为含有4.8〜5.3重量%的Ta的Ni系合金。 %,Cr为18〜23wt。 %,Co为12〜17wt。 %,W为14〜18wt。 %,C为0.03〜0.1wt。 %,Mo为1〜2wt。 %,Al为1重量%。 %以下,氧含量为0〜30ppm,Ti含量为0〜0.1重量%。 %,Re含量为0〜0.5wt。 %。 通过剥离步骤,再次溶解γ'相的固溶热处理步骤,通过TIG法使用焊丝在焊接金属可以焊接的焊丝的惰性气体室中进行焊接的工序来制造刀片母材 在1100℃至1150℃下进行HIP处理的步骤,以及在835℃至855℃的时效处理步骤。

    High corrosion resistant equipment for a plant
    9.
    发明授权
    High corrosion resistant equipment for a plant 有权
    高耐蚀设备的植物

    公开(公告)号:US08479970B2

    公开(公告)日:2013-07-09

    申请号:US13523404

    申请日:2012-06-14

    IPC分类号: B23K20/12

    摘要: Provided is high corrosion resistant equipment for a plant having the lining structure which exhibits high reliability against breaking of a joining portion over a long use period. The high corrosion resistant equipment for a plant includes a lining plate and a support portion which are made of a high corrosion resistance material and a structural material portion made of a steel material or the like. The lining plate and the support portion include a joining portion to which friction stirring is applied. The support portion is assembled into or fastened to the structural material portion by means of the geometrical structure with a gap interposed between the support portion and the structural material portion. Due to such a constitution, high corrosion resistant equipment for a plant having the lining which exhibits high reliability can be acquired.

    摘要翻译: 本发明提供一种具有衬里结构的植物的高耐腐蚀性设备,其在长期使用期间表现出高的抗连接部分断裂的可靠性。 用于植物的高耐腐蚀设备包括由高耐腐蚀材料制成的衬板和支撑部分以及由钢材等制成的结构材料部分。 衬板和支撑部分包括施加摩擦搅拌的接合部分。 支撑部分通过几何结构组装到结构材料部分中或者紧固到结构材料部分,间隙插入在支撑部分和结构材料部分之间。 由于这样的结构,可以获得具有高可靠性的具有衬里的植物的高耐腐蚀性设备。