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71. 发明专利

JP2012097350A Precipitation hardening type metastable austenitic stainless steel wire excellent in fatigue resistance and production method therefor 有权
标题翻译：降解型硬质合金奥氏体不锈钢丝耐疲劳性及其生产方法
公开(公告)号：JP2012097350A
公开(公告)日：2012-05-24
申请号：JP2011184247
申请日：2011-08-26
申请人： Nippon Steel & Sumikin Stainless Steel Corp , 新日鐵住金ステンレス株式会社
发明人： TAKANO KOJI , TOJO MASAYUKI , KAJIMURA HARUHIKO , TENTO MASAYUKI
IPC分类号： C22C38/00 , B21C1/00 , C21D1/74 , C21D1/76 , C21D8/02 , C21D8/06 , C22C38/58 , F16F1/02
摘要： PROBLEM TO BE SOLVED: To considerably improve both characteristics of the strength and fatigue resistance of a conventional high strength and high corrosion resistance product by providing a precipitation hardening type metastable austenitic stainless steel wire and material therefor, the precipitation hardening type metastable austenitic stainless steel wire being material for the high strength and high corrosion resistance product.SOLUTION: The precipitation hardening type stainless steel wire for a high strength product excellent in fatigue resistance is provided which contains, by mass%, 0.02-0.15% C, 0.1-4.0% Si, 0.1-10.0% Mn, 3.0-9.0% Ni, 13.0-19.0% Cr, 0.1-4.0% Mo, 0.35-3.0% Al, 0.01-0.20% Ti, ≤0.05% N, ≤0.004% O and the balance Fe with inevitable impurities, the precipitation hardening type stainless steel wire has an Md30 value shown by expression (a) of-10 to 70 and an Ng value in expression (b) of N content to 0.10 and a tensile strength of ≥2,000 N/mm. A production method for the precipitation hardening type stainless steel wire for a high strength product excellent in fatigue resistance is also provided. The precipitation hardening type stainless steel wire contains as needed, one or more kinds among 0.05-2.0% V, 0.05-2.0% Nb, 0.05-2.0% W and 0.05-2.0% Ta, and 0.1-4.0% Co, 0.1-
摘要翻译：要解决的问题：为了通过提供沉淀硬化型亚稳态奥氏体不锈钢丝及其材料来显着提高常规高强度和高耐腐蚀性产品的强度和抗疲劳特性，沉淀硬化型亚稳态奥氏体不锈钢丝是用于高强度和高耐腐蚀性产品的材料。解决方案：提供耐疲劳性优异的高强度产品的沉淀硬化型不锈钢丝，以质量％计含有0.02-0.15％的C，0.1-4.0％的Si，0.1-10.0％的Mn，3.0- 9.0％Ni，13.0-19.0％Cr，0.1-4.0％Mo，0.35-3.0％Al，0.01-0.20％Ti，≤0.05％N，≤0.004％O，余量为Fe与不可避免的杂质，沉淀硬化型不锈钢钢丝具有如表达式（a）-10至70所示的Md30值，N含量的表达式（b）中的Ng值为0.10，拉伸强度≥2,000N/ mm 2 。还提供了用于耐疲劳性优异的高强度产品的沉淀硬化型不锈钢丝的制造方法。沉淀硬化型不锈钢丝根据需要含有0.05-2.0％V，0.05-2.0％Nb，0.05-2.0％W和0.05-2.0％Ta和0.1-4.0％Co，0.1-0.0％ 2.0％Cu，0.005-0.015％B，0.0005-0.01％Ca，0.0005-0.01％Mg和0.0005-0.05％REM。此外，该不锈钢丝线钢在氮气氛下在300-600℃下进行时效处理。表达式（a）：Md30 = 551-462（C + N）-9.2Si-8.1Mn-29（Ni + Cu）-13.7Cr-18.5Mo表达式（b）：Ng = 0.002 /（Al×Ti）。版权所有（C）2012，JPO＆INPIT

72. 发明专利

JP2012077382A Ferritic stainless steel welded pipe excellent in expanding workability, and method of manufacturing the same 有权
标题翻译：铁素体不锈钢焊接管优化膨胀性及其制造方法
公开(公告)号：JP2012077382A
公开(公告)日：2012-04-19
申请号：JP2011245764
申请日：2011-11-09
申请人： Nippon Steel & Sumikin Stainless Steel Corp , 新日鐵住金ステンレス株式会社
发明人： ONO NAOTO , TAGAMI TOSHIO , SATSUNOKI TOMIO , KOMORI TADASHI , YAMAMOTO SHUJI
IPC分类号： C21D7/12 , B21C37/30 , B23K31/00 , C21D9/08 , C22C38/00 , C22C38/28
摘要： PROBLEM TO BE SOLVED: To provide a ferritic stainless steel welded pipe excellent in expanding workability free from a crack in pipe expansion working occurring at a welding part or near the welding part in the pipe expansion working of two times or more of a pipe stock.SOLUTION: In the ferritic stainless steel welded pipe of the ferrite-single phase containing 0.1-0.5 mass% of one kind or two kinds of Ti and Nb respectively, a hardness difference ΔHV(=HV-HV) between Vickers hardness HVof the welded part and Vickers hardness HVof the base material part lies in the range of 10-40, and a ratio RT(=T/T) between the bead thickness Tof the welded part and the wall thickness Tof the base material part lies in the range of 1.05-1.3. Further, after forming and welding, correction of 0.5-2.0% in the circumferential length is carried out. Furthermore, the welded pipe is annealed at 700-850°C after forming, welding and correcting work.
摘要翻译：要解决的问题：提供一种铁素体不锈钢焊接管，其在管膨胀加工中的焊接部分或焊接部件附近发生的管膨胀加工中不发生加工性，其膨胀加工性为两倍以上管材。
解决方案：在铁素体单相的铁素体不锈钢焊接管中，分别含有0.1〜0.5质量％的一种或两种Ti和Nb，硬度差ΔHV（= HV W 的维氏硬度HV V -HV M =“POST”> M 在10-40的范围内，RT（= T W / T W 之间的“POST”> M ）和壁厚T M 的基材部分在1.05-1.3的范围内。此外，在成形和焊接之后，进行圆周长度为0.5-2.0％的校正。此外，焊接管在成形，焊接和校正工作后在700-850℃下退火。版权所有（C）2012，JPO＆INPIT

73. 发明专利

JP2012036444A Ferritic stainless steel with low blackspot generation 有权
标题翻译：具有低BLACKSPOT产生的铁质不锈钢
公开(公告)号：JP2012036444A
公开(公告)日：2012-02-23
申请号：JP2010177998
申请日：2010-08-06
申请人： Nippon Steel & Sumikin Stainless Steel Corp , 新日鐵住金ステンレス株式会社
发明人： MATSUHASHI TORU , NAKATA USHIO
IPC分类号： C22C38/00 , C22C38/28 , C22C38/54
CPC分类号： C22C38/54 , C21D6/002 , C21D8/0226 , C21D8/0236 , C21D8/0263 , C22C38/001 , C22C38/002 , C22C38/004 , C22C38/02 , C22C38/04 , C22C38/06 , C22C38/20 , C22C38/22 , C22C38/24 , C22C38/26 , C22C38/28 , C22C38/32 , C22C38/40 , C22C38/42 , C22C38/44 , C22C38/46 , C22C38/48 , C22C38/50 , F28F21/083
摘要： PROBLEM TO BE SOLVED: To provide a ferritic stainless steel in which blackspots are hard to be generated at a TIG weld zone, and which has excellent corrosion resistance and workability at the weld zone.SOLUTION: The ferritic stainless steel with low blackspot generation in the weld zone contains, by mass%, C: 0.020% or less, N: 0.025% or less, Si: 1.0% or less, Mn: 1.0% or less, P: 0.035% or less, S: 0.01% or less, Cr: 16.0-25.0%, Al: 0.12% or less, Ti: 0.05-0.35%, Ca: 0.0015% or less, and Fe and inevitable impurities as the remainder, and satisfies the formula: BI=3Al+Ti+0.5Si+200Ca≤0.8 (1), wherein Al, Ti, Si and Ca in the formula denote the contents [mass%] of the respective components in the steel.
摘要翻译：要解决的问题：提供一种铁素体不锈钢，其中在TIG焊接区域难以产生黑点，并且在焊接区具有优异的耐腐蚀性和可加工性。＆lt; P＆gt;解决方案：焊接区中产生黑点产生的铁素体不锈钢以质量％计含有C：0.020％以下，N：0.025％以下，Si：1.0％以下，Mn：1.0％以下，P：0.035％以下，S：0.01％以下，Cr：16.0〜25.0％，Al：0.12％以下，Ti：0.05〜0.35％，Ca：0.0015％以下，Fe和不可避免的杂质余数，满足公式：BI = 3Al + Ti + 0.5Si +200Ca≤0.8（1）其中，式中的Al，Ti，Si和Ca表示钢中各组分的含量[质量％]。版权所有（C）2012，JPO＆INPIT

74. 发明专利

JP2011225970A Dual phase structure stainless steel sheet and steel strip, and methods for manufacturing the same 有权
标题翻译：双相结构不锈钢板和钢带，及其制造方法
公开(公告)号：JP2011225970A
公开(公告)日：2011-11-10
申请号：JP2011050003
申请日：2011-03-08
申请人： Nippon Steel & Sumikin Stainless Steel Corp , 新日鐵住金ステンレス株式会社
发明人： TERAOKA SHINICHI , SAKAMOTO TOSHIHARU
IPC分类号： C22C38/00 , B21B1/22 , B21B3/02 , C21D9/46 , C22C38/58
CPC分类号： C22C38/001 , C21D6/004 , C21D6/005 , C21D6/02 , C21D8/0226 , C21D8/0236 , C21D8/0242 , C21D8/0273 , C21D9/46 , C21D2211/005 , C21D2211/008 , C22C38/008 , C22C38/02 , C22C38/04 , C22C38/40 , C22C38/42 , C22C38/44 , C22C38/54 , C22C38/58
摘要： PROBLEM TO BE SOLVED: To provide a high-strength dual phase structure stainless steel sheet excellent in corrosion resistance.SOLUTION: The dual phase structure stainless steel sheet and steel strip have a Vickers hardness of 200 HV or more, and are characterized by having a composition that contains, in mass%, 0.02-0.20% of C, 0.10-2.0% of Si, 0.20-2.0% of Mn, 0.040% or less of P, 0.010% or less of S, 15.0-18.0% of Cr, 0.5-4.0% of Ni, 0.05-0.50% of Sn and 0.010-0.10% of N, with the balance substantially made up of Fe, while having γp defined by formula (a) within the range of 60-95. The dual phase structure stainless steel sheet and steel strip are also characterized by having a dual phase structure of ferrite and martensite produced by the austenite phase being transformed into martensite in a cooling procedure after being heated to the two-phase region of ferrite and austenite. The invention includes the method for manufacturing the dual phase structure stainless steel sheet and steel strip. Formula (a): γp=420C+470N+23Ni+7Mn+9Cu-11.5Cr-11.5Si-12Mo-7Sn-49Ti-47Nb-52Al+189.
摘要翻译：要解决的问题：提供耐腐蚀性优异的高强度双相结构不锈钢板。解决方案：双相结构不锈钢板和钢带的维氏硬度为200HV或更高，其特征在于具有以质量％计含有0.02-0.20％C，0.10-2.0％的Si，0.20〜2.0％的Mn，0.040％以下的P，0.010％以下的S，15.0〜18.0％的Cr，0.5〜4.0％的Ni，0.05〜0.50％的Sn和0.010〜0.10％ N，余量基本上由Fe组成，而由式（a）定义的γp在60-95的范围内。双相结构不锈钢板和钢带的特征还在于，在被加热到铁素体和奥氏体的两相区域之后，在冷却过程中，通过奥氏体相转变为马氏体而产生铁素体和马氏体的双相结构。本发明包括制造双相结构不锈钢板和钢带的方法。式（a）：γp= 420℃+ 470N + 23Ni + 7Mn + 9Cu-11.5Cr-11.5Si-12Mo-7Sn-49Ti-47Nb-52Al + 189。版权所有（C）2012，JPO＆INPIT

75. 发明专利

JP2011224975A Clear-coated stainless steel sheet with excellent pressure mark resistance and scratch resistance 有权
标题翻译：具有优异耐压标记和耐刮痕性的清漆不锈钢板
公开(公告)号：JP2011224975A
公开(公告)日：2011-11-10
申请号：JP2011029016
申请日：2011-02-14
申请人： Nippon Steel & Sumikin Stainless Steel Corp , 新日鐵住金ステンレス株式会社
发明人： MATSUYAMA HIROYUKI , ARIYOSHI HARUKI , YASUDA YOICHIRO
IPC分类号： B32B15/08 , C09D7/12 , C09D133/10 , C09D161/28 , C09D175/04
CPC分类号： C09D175/04 , C08F220/14 , C08G18/6229 , C08G18/8061 , C08K7/16 , C09D7/65 , C09D7/70 , C09D133/14 , Y10T428/24405 , Y10T428/254 , Y10T428/2991 , Y10T428/2998 , Y10T428/31605 , Y10T428/31678 , Y10T428/31692 , C08F212/08 , C08F220/06 , C08F2220/1825 , C08F2220/281 , C08L33/14 , C08L61/28
摘要： PROBLEM TO BE SOLVED: To provide a clear-coated stainless steel sheet which is economically excellent and can suppress a pressure mark produced by pressure when the steel sheet is wound up and an abrasion on a coating surface.SOLUTION: The clear-coated stainless steel sheet contains a stainless steel sheet and a clear coating film formed on one or both surfaces of the stainless steel sheet. The clear coating film contains a thermosetting resin composition (A) and resin beads (B), the amount of the beads being 0.5 to 4.0 pts.mass per 100 pts. mass of the solid components of the thermosetting resin composition (A). The thermosetting resin composition (A) contains an acrylic resin (A1) and a crosslinking/curing resin (A2) which crosslinks and cures the acrylic resin (A1) and which comprises a blocked-isocyanate resin and an amino resin. The acrylic resin (A1) contains at least one of crosslinkable functional groups selected from hydroxyl, carboxyl and alkoxysilane groups and has a glass transition temperature of 30 to 90°C and a number-average molecular weight of 3,000 to 50,000. Thus, the clear-coated stainless steel sheet with excellent pressure mark resistance and scratch resistance can be adopted.
摘要翻译：要解决的问题：提供经济上优异的透明涂层不锈钢板，并且能够抑制钢板卷起时的压力产生的压痕和涂布表面的磨损。
解决方案：透明涂层的不锈钢板包含不锈钢板和形成在不锈钢板的一个或两个表面上的透明涂膜。透明涂膜含有热固性树脂组合物（A）和树脂珠粒（B），珠粒的量为每100个点0.5至4.0个点。热固性树脂组合物（A）的固体组分的质量。热固性树脂组合物（A）含有交联并固化丙烯酸树脂（A1）的丙烯酸树脂（A1）和交联/固化树脂（A2），其包含封端异氰酸酯树脂和氨基树脂。丙烯酸树脂（A1）含有选自羟基，羧基和烷氧基硅烷基中的交联性官能团中的至少一种，玻璃化转变温度为30〜90℃，数均分子量为3,000〜50,000。因此，可以采用具有优异的耐压痕性和耐划伤性的透明涂层不锈钢板。版权所有（C）2012，JPO＆INPIT

76. 发明专利

JP2011214058A High-strength stainless steel wire, and method for producing the same 审中-公开
标题翻译：高强度不锈钢丝及其制造方法
公开(公告)号：JP2011214058A
公开(公告)日：2011-10-27
申请号：JP2010082836
申请日：2010-03-31
申请人： Kyushu Univ , Nippon Steel & Sumikin Stainless Steel Corp , 国立大学法人九州大学 , 新日鐵住金ステンレス株式会社
发明人： TAKANO KOJI , KAJIMURA HARUHIKO , TSUCHIYAMA SATOHIRO , TAKAGI SETSUO
IPC分类号： C22C38/00 , C21D1/06 , C21D8/06 , C21D9/52 , C22C38/58
摘要： PROBLEM TO BE SOLVED: To provide a high-strength stainless steel wire which also has fatigue strength equal to that of a piano wire while securing corrosion resistance equal to that of SUS304.SOLUTION: The high-strength dual-phase stainless steel wire having excellent fatigue strength is obtained by subjecting a dual-phase stainless steel wire to nitrogen absorbing treatment from the surface, in which chemical composition from the surface layer to 1/8 of the cross-sectional diameter is composed of, by mass, 0.005 to 0.05% C, 0.1 to 3.0% Si, 0.2 to 5.0% Mn, 0.2 to 4.0% Ni, 18 to 30% Cr, ≤3.0% Mo, ≤2.0% Cu and >0.35 to 1.0% N, and the balance Fe with inevitable impurities, the average content of Cr carbonitrides from the surface layer to 1/8 of the cross-sectional diameter is 3.0 to 10.0 mass%, and tensile strength is 1,800 MPa to 3,000 MPa.
摘要翻译：要解决的问题：提供一种同时具有与钢琴线相同的疲劳强度的高强度不锈钢丝，同时确保与SUS304相同的耐腐蚀性。解决方案：具有优异的高强度双相不锈钢丝通过将表面层的化学组成为截面直径的1/8以上的表面的双相不锈钢丝进行氮吸收处理，以质量计0.005〜0.05％ C，0.1〜3.0％的Si，0.2〜5.0％的Mn，0.2〜4.0％的Ni，18〜30％的Cr，≤3.0％的Mo，≤2.0％的Cu和> 0.35〜1.0％的N，余量的Fe与不可避免的杂质，表面层的碳氮化碳的平均含量为截面直径的1/8，为3.0〜10.0质量％，拉伸强度为1800〜3000MPa。

77. 发明专利

JP2011190503A Martensitic stainless steel for heat resistant disk brake 有权
标题翻译：用于耐热盘式制动器的马氏体不锈钢
公开(公告)号：JP2011190503A
公开(公告)日：2011-09-29
申请号：JP2010057864
申请日：2010-03-15
申请人： Nippon Steel & Sumikin Stainless Steel Corp , 新日鐵住金ステンレス株式会社
发明人： INOUE YOSHIHARU , TERAOKA SHINICHI
IPC分类号： C22C38/00 , C22C38/58
摘要： PROBLEM TO BE SOLVED: To provide a martensitic stainless steel for a heat resistant disk brake which has excellent hardenability and heat resistance despite relatively reduced alloy content and low cost.
SOLUTION: The martensitic stainless steel sheet for a heat resistant disk brake has a composition comprising, by mass, 0.02 to 0.08% C, 0.1 to 1% Si, 0.5 to 2.5% Mn, ≤0.04% P, ≤0.010% S, 0.025 to 0.05% N, 11 to 14% Cr, ≤0.10% Ni, 0.2 to 0.3% V, Nb: 0.005 to (93/51)[%V], ≤0.05% Ti and ≤0.01% Al, and in which, regarding C and N, C+N: 0.05 to 0.1% is satisfied, and the balance Fe with inevitable impurities, and a value calculated by γp formula satisfies ≥85.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：为了提供一种用于耐热盘式制动器的马氏体不锈钢，尽管相对减少的合金含量和低成本，但其具有优异的淬透性和耐热性。解决方案：用于耐热盘式制动器的马氏体不锈钢板的组成包括质量为0.02至0.08％的C，0.1至1％的Si，0.5至2.5％的Mn，≤0.04％的P，≤0.010％ S，0.025〜0.05％N，11〜14％Cr，≤0.10％Ni，0.2〜0.3％V，Nb：0.005〜（93/51）[％V]，≤0.05％Ti和≤0.01％Al，其中，关于C和N，C + N：满足0.05〜0.1％，余量为Fe和不可避免的杂质，由γp式计算的值满足≥85。版权所有（C）2011，JPO＆INPIT

78. 发明专利

JP2011099496A Stainless steel flexible tube 有权
标题翻译：不锈钢柔性管
公开(公告)号：JP2011099496A
公开(公告)日：2011-05-19
申请号：JP2009253978
申请日：2009-11-05
申请人： Nippon Steel & Sumikin Stainless Steel Corp , 新日鐵住金ステンレス株式会社
发明人： MATSUYAMA HIROYUKI , TAKAIRA MASAFUMI , IWASAKI HIROSHI
IPC分类号： F16L9/06
CPC分类号： F16L11/15 , F16L55/0337 , F24F13/0218
摘要： PROBLEM TO BE SOLVED: To provide a stainless steel flexible tube excellent in economy and improved in bending machinability during construction, and capable of preventing the generation of fluid noise estimated to be attributable to the flow of refrigerant gas.
SOLUTION: The thickness of a stock material is 0.2 to 0.4 mm. The outside diameter of a stock tube is denoted by d(mm). A flexible part 20 having a corrugated shape formed on a flexible tube 10 while ridges 22 and valleys 24 are alternately arranged is formed to satisfy the ratio of the outside diameter d of the stock tube to the ridge-valley depth Dd being 15-23, and the ratio of the outside diameter d of the stock tube to the ridge-to-ridge pitch p is 2.5-5.5.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种经济性优异并且在施工期间提高弯曲加工性的不锈钢柔性管，并且能够防止估计可归因于制冷剂气体的流动而产生流体噪声。
解决方案：原料的厚度为0.2至0.4mm。储料管的外径由d（mm）表示。形成具有形成在柔性管10上的波纹形状的柔性部分20，其中脊部22和谷部24交替布置，以满足原料管的外径d与脊谷深度Dd的比率为15-23，并且储料管的外径d与脊 - 脊间距p的比率为2.5-5.5。版权所有（C）2011，JPO＆INPIT

79. 发明专利

JP2011059831A Automatic reading method of bar code 有权
标题翻译：条码自动阅读方法
公开(公告)号：JP2011059831A
公开(公告)日：2011-03-24
申请号：JP2009206508
申请日：2009-09-08
申请人： Nippon Steel & Sumikin Stainless Steel Corp , 新日鐵住金ステンレス株式会社
发明人： MASUDA HIROSHI , UCHIDA SOICHIRO
IPC分类号： G06K7/015 , G06K7/10
摘要： PROBLEM TO BE SOLVED: To provide an automatic reading method of a bar code attached to edges which become irregular due to differences in conveyance positions or billet lengths. SOLUTION: The automatic reading method of a bar code for reading the bar code attached to the edges of billets by a camera includes: detecting the edge position of the billet; switching the zoom position of the camera; and reading the reading position of the bar code while being matched with the edge face position of the billet. Preferably, the method includes: detecting presence of the existence of the billet at each sensor position by a material load sensor installed at a plurality of places; and detecting the edge face position of the billet by discriminating the length of the billet, in the detection of the edge position of the billet. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种附加到由于输送位置或坯料长度差异而变得不规则的条形码的自动读取方法。解决方案：用于读取通过照相机附接到坯料边缘的条形码的条形码的自动读取方法包括：检测坯料的边缘位置; 切换相机的变焦位置; 并在与坯料的边缘位置匹配的同时读取条形码的读取位置。优选地，该方法包括：通过安装在多个位置处的材料负载传感器来检测每个传感器位置处坯料的存在; 并且在坯料的边缘位置的检测中，通过区分坯料的长度来检测坯料的边缘面位置。版权所有（C）2011，JPO＆INPIT

80. 发明专利

JP2010234429A Coated electrode for duplex stainless steel welding for pulverizing solidified crystalline particle 有权
标题翻译：用于双相不锈钢焊接用于固化固结晶粒的涂层电极
公开(公告)号：JP2010234429A
公开(公告)日：2010-10-21
申请号：JP2009086692
申请日：2009-03-31
申请人： Nippon Steel & Sumikin Stainless Steel Corp , 新日鐵住金ステンレス株式会社
发明人： INOUE HIROSHIGE , MIZUMOTO MANABU , NAMEKATA TAKASHI , OIKAWA YUSUKE
IPC分类号： B23K35/365 , B23K35/30
摘要： PROBLEM TO BE SOLVED: To provide a coated electrode for duplex stainless steel welding, which pulverizes solidified crystalline particles for the purpose of obtaining weld metal that excels in toughness and ductility with only components predetermined.
SOLUTION: The coated electrode is characterized in that, with stainless steel as a core wire, in both mass% of the core wire and coating, and in terms of core wire mass% as shown in content% in the core wire+ content% in the coating × coverage%/100, it contains 0.008-0.1% C, 0.1-1.5% Si, 1.0-6.0% Mn, 17.0-27.0% Cr, 1.0-10.0% Ni, 0.1-3.0% Mo, 0.002-0.05% Al, 0.0005-0.01% Mg, 0.001-0.5% Ti and 0.10-0.30% N, and further, limiting ≤0.03% P and ≤0.01% S and also fulfilling 0.73×Cr equivalent -Ni equivalent ≥4.0 and Ti(mass%)×N(mass%)≥0.0004, with the balance consisting of iron and inevitable impurities.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种用于双相不锈钢焊接的涂覆电极，其为了获得仅具有预定成分的韧性和延展性优异的焊接金属的目的而粉碎凝固的结晶颗粒。解决方案：涂覆电极的特征在于，以不锈钢为芯线，以芯线和涂层的质量％计，以芯线质量％计，芯线含量％含量+含量涂层中的％×覆盖率％/ 100，其含有0.008-0.1％C，0.1-1.5％Si，1.0-6.0％Mn，17.0-27.0％Cr，1.0-10.0％Ni，0.1-3.0％Mo，0.002- 0.05％Al，0.0005-0.01％Mg，0.001-0.5％Ti和0.10-0.30％N，另外，限制≤0.03％P和≤0.01％S，并且还达到0.73×Cr当量-Ni当量≥4.0和Ti 质量％）×N（质量％）≥0.0004，余量由铁和不可避免的杂质组成。版权所有（C）2011，JPO＆INPIT

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