Surface treated stainless steel sheet for automobile fuel tank excellent in corrosion resistance under salt corrosive environment
    1.
    发明申请
    Surface treated stainless steel sheet for automobile fuel tank excellent in corrosion resistance under salt corrosive environment 审中-公开
    表面处理用于汽车油箱的不锈钢板在耐盐腐蚀环境下耐腐蚀性能优良

    公开(公告)号:US20090274929A1

    公开(公告)日:2009-11-05

    申请号:US11794653

    申请日:2007-01-05

    IPC分类号: B32B15/01 B32B15/04

    摘要: The present invention provides a surface treated stainless steel sheet for an automobile fuel tank excellent in corrosion resistance under a salt corrosive environment, that is, a surface treated stainless steel sheet for an automobile fuel tank excellent in corrosion resistance under a salt corrosive environment characterized by comprising a ferritic stainless steel sheet base material containing, by mass %, Cr: 10.0 to 25.0%, having an average r value of 1.4 or more, and having a total elongation of 30% or more or an austenitic stainless steel sheet base material containing Cr: 10.0 to 25.0%, having a total elongation of 45% or more, and having a work hardening rate of 400 N/mm2 on the surface of which is formed a plating layer containing 5 to 13% of Si and having a balance of unavoidable impurities and Al by a weight of 5 g/m2 to 80 g/m2, between the plating layer and base iron is formed an alloy layer having a thickness of less than 5.0 μm, and on the plating layer of which is provided a lubricating film comprised of a soluble resin and, by mass %, 1 to 30% of a lubrication function imparting agent with respect to the soluble resin and having a friction coefficient of 0.15 or less.

    摘要翻译: 本发明提供了一种在盐腐蚀环境下耐腐蚀性优异的汽车燃料箱的表面处理不锈钢板,即在盐腐蚀环境下耐腐蚀性优异的表面处理不锈钢板,其特征在于, 包括铁素体系不锈钢板基材,其以质量%计含有平均r值为1.4以上,总伸长率为30%以上的Cr:10.0〜25.0%,或者奥氏体系不锈钢板基材含有 Cr:10.0〜25.0%,总伸长率为45%以上,加工硬化率为400N / mm2,其表面形成有含有5〜13%的Si,余量为 在镀层和基底铁之间的不可避免的杂质和重量为5g / m 2〜80g / m 2的Al形成厚度小于5.0μm的合金层,其镀层是亲 提供了由可溶性树脂构成的润滑膜,以质量%计,润滑功能赋予剂相对于可溶性树脂为1〜30%,摩擦系数为0.15以下。

    Ferritic stainless steel welded pipe superior in expandability
    3.
    发明申请
    Ferritic stainless steel welded pipe superior in expandability 有权
    铁素体不锈钢焊管优越的扩展性

    公开(公告)号:US20070170226A1

    公开(公告)日:2007-07-26

    申请号:US10587643

    申请日:2005-12-19

    IPC分类号: A47J36/02

    摘要: A ferritic stainless steel welded pipe is ferritic stainless steel welded pipe contains, by wt %, C: 0.001 to 0.015%, N: 0.001 to 0.020%, Cr: 11 to 25%, Mo: 0.01 to 2.0%, one or both of Ti and Nb in 0.05 to 0.5%, and B: 0.0003 to 0.0030%, having an elongation of the welded pipe material in the direction becoming the circumferential direction of 30% or more, and having an average Lankford value of 1.5 or more, which is formed, welded, and sized by 0.5 to 2.0% in terms of circumferential length, then annealed at 700 to 850° C., and has the hardness difference between the weld zone and the matrix is 10 to 40 in range and a ratio between the bead thickness of the weld zone and the thickness of the matrix is 1.05 to 1.3.

    摘要翻译: 铁素体不锈钢焊接管是铁素体不锈钢焊接管,以重量%计含有C:0.001〜0.015%,N:0.001〜0.020%,Cr:11〜25%,Mo:0.01〜2.0% Ti和Nb的比例在0.05〜0.5%的范围内,B:0.0003〜0.0030%,在焊接材料沿圆周方向的延伸率为30%以上,平均兰克福德值为1.5以上 以圆周长度形成,焊接和定尺寸为0.5〜2.0%,然后在700〜850℃下进行退火,焊接区与基体之间的硬度差为10〜40, 焊接区的焊道厚度和基体的厚度为1.05〜1.3。

    Fuel pipe and method of production of same
    4.
    发明授权
    Fuel pipe and method of production of same 有权
    燃油管及其生产方法

    公开(公告)号:US09249901B2

    公开(公告)日:2016-02-02

    申请号:US13701795

    申请日:2011-06-03

    摘要: A fuel pipe which is inexpensive and is excellent in salt spray corrosion resistance, characterized by being comprised of a steel pipe member having as a material a ferritic stainless steel which contains, by mass %, C: 0.015% or less, Si: 0.01 to 0.50%, Mn: 0.01 to 0.50%, P: 0.050% or less, S: 0.010% or less, N: 0.015% or less, Al: 0.010 to 0.100%, and Cr: 13.0 to 18.0% and further, one or both of Ti: 0.03 to 0.30% and Nb: 0.03 to 0.30% and a metal fitting part, the metal fitting part and the steel pipe member having between them a crevice structure at the surface which the structure is exposed to a salt spray environment, an opening amount at a crevice part of the crevice structure being 0.2 mm or more, and an inside of the crevice part being coated by electrodeposition.

    摘要翻译: 1.一种廉价且耐盐雾腐蚀性优异的燃料管,其特征在于,具有作为铁素体系不锈钢材料的钢管构件,所述钢管构件以质量%计含有C:0.015%以下,Si:0.01〜 0.50%,Mn:0.01〜0.50%,P:0.050%以下,S:0.010%以下,N:0.015%以下,Al:0.010〜0.100%,Cr:13.0〜18.0% Ti:0.03〜0.30%,Nb:0.03〜0.30%和金属配合部,金属配合部和钢管构件之间具有结构暴露于盐雾环境的表面的缝隙结构, 缝隙结构的缝隙部的开口量为0.2mm以上,缝隙部的内部通过电沉积涂布。

    FUEL PIPE AND METHOD OF PRODUCTION OF SAME
    5.
    发明申请
    FUEL PIPE AND METHOD OF PRODUCTION OF SAME 有权
    燃油管及其生产方法

    公开(公告)号:US20130074971A1

    公开(公告)日:2013-03-28

    申请号:US13701795

    申请日:2011-06-03

    IPC分类号: F16L3/00 F16L55/07

    摘要: A fuel pipe which is inexpensive and is excellent in salt spray corrosion resistance, characterized by being comprised of a steel pipe member having as a material a ferritic stainless steel which contains, by mass %, C: 0.015% or less, Si: 0.01 to 0.50%, Mn: 0.01 to 0.50%, P: 0.050% or less, S: 0.010% or less, N: 0.015% or less, Al: 0.010 to 0.100%, and Cr: 13.0 to 18.0% and further, one or both of Ti: 0.03 to 0.30% and Nb: 0.03 to 0.30% and a metal fitting part, the metal fitting part and the steel pipe member having between them a crevice structure at the surface which the structure is exposed to a salt spray environment, an opening amount at a crevice part of the crevice structure being 0.2 mm or more, and an inside of the crevice part being coated by electrodeposition.

    摘要翻译: 1.一种廉价且耐盐雾腐蚀性优异的燃料管,其特征在于,具有作为铁素体系不锈钢材料的钢管构件,所述钢管构件以质量%计含有C:0.015%以下,Si:0.01〜 0.50%,Mn:0.01〜0.50%,P:0.050%以下,S:0.010%以下,N:0.015%以下,Al:0.010〜0.100%,Cr:13.0〜18.0% Ti:0.03〜0.30%,Nb:0.03〜0.30%和金属配合部,金属配合部和钢管构件之间具有结构暴露于盐雾环境的表面的缝隙结构, 缝隙结构的缝隙部的开口量为0.2mm以上,缝隙部的内部通过电沉积涂布。

    Ferritic Stainless Steel Sheet Superior in Heat Resistance
    8.
    发明申请
    Ferritic Stainless Steel Sheet Superior in Heat Resistance 有权
    铁素体不锈钢板耐热性优越

    公开(公告)号:US20090092513A1

    公开(公告)日:2009-04-09

    申请号:US12227619

    申请日:2007-12-26

    IPC分类号: C22C38/22 C22C38/20 C22C38/38

    摘要: The present invention provides, as a material superior in heat resistance in a hot environment where the maximum temperature of the exhaust gas becomes 750 to 900° C., ferritic stainless steel sheet superior in heat resistance in a broad temperature region of 750 to 900° C. with long term stability by a smaller amount of addition of Mo than SUS444 containing about 2% of expensive Mo, that is, ferritic stainless steel sheet superior in heat resistance characterized by containing, by mass %, C: 0.01% or less, N: 0.02% or less, Si: 0.05 to 1%, Mn: 0.1 to 2%, Cr: 10 to 30%, Mo: 0.1 to 1%, Cu: 1 to 2%, Nb: 0.2 to 0.7%, Ti: 0.01 to 0.3%, and B: 0.0002 to 0.0050%, having a balance of Fe and unavoidable impurities, and having a 0.2% yield strength at 750° C. of 70 MPa or more.

    摘要翻译: 本发明作为在排气的最高温度为750〜900℃的热环境下的耐热性优异的材料,在750〜900℃的宽温度区域的耐热性优异的铁素体系不锈钢板 C.具有比含有大约2%的昂贵Mo的SUS444更少量的Mo的长期稳定性,即耐热性优异的铁素体不锈钢板,其特征在于以质量%计含有C:0.01%以下, N:0.02%以下,Si:0.05〜1%,Mn:0.1〜2%,Cr:10〜30%,Mo:0.1〜1%,Cu:1〜2%,Nb:0.2〜0.7% :0.01〜0.3%,B:0.0002〜0.0050%,余量由Fe和不可避免的杂质构成,在750℃下的屈服强度为0.2%时为70MPa以上。

    Lubricative stainless steel sheets and pipes and method of producing lubricative stainless steel pipes
    9.
    发明授权
    Lubricative stainless steel sheets and pipes and method of producing lubricative stainless steel pipes 失效
    润滑不锈钢板材和管材及其生产润滑不锈钢管道的方法

    公开(公告)号:US06479152B1

    公开(公告)日:2002-11-12

    申请号:US09710337

    申请日:2000-11-09

    IPC分类号: B32B1508

    摘要: Lubricative stainless steel sheet and pipe having a chromate film on at least one of the surfaces of a stainless steel sheet or pipe substrate, the chromate film having an amount of adhered Cr of 5 to 100 mg/m2, and, on the chromate film, a lubricant film obtained by applying, on the chromate film, a water-base coating containing (a) a urethane resin of ether-ester type having a skeleton of bisphenol type, a skeleton of ester, and a carboxyl group, (b) an epoxy resin, and (c) a polyolefin wax, and baking the applied coating, the sum of the amount of the urethane resin of (a) and the epoxy resin of (b) being 70 to 95% by weight of the total solids of the coating, the amount of the polyolefin wax of (c) being 5 to 30% by weight of the total solids of the coating, and the lubricant film having a thickness of 0.5 to 5 micrometers and a Vickers hardness of at least 15. A method of producing a lubricative stainless steel pipe is also disclosed.

    摘要翻译: 在不锈钢板或管基板的至少一个表面上具有铬酸盐膜的润滑不锈钢板和管,铬酸盐膜的附着量为5〜100mg / m 2,在铬酸盐膜上, 通过在铬酸盐膜上涂布含有(a)具有双酚型骨架,醚骨架和羧基的醚酯型聚氨酯树脂的水性涂料而获得的润滑剂膜,(b) 环氧树脂和(c)聚烯烃蜡,并烘烤所涂覆的涂层,(a)的聚氨酯树脂与(b)的环氧树脂的量的总和为70〜95重量% (c)的聚烯烃蜡的量为涂层总固体的5〜30重量%,厚度为0.5〜5微米,维氏硬度为15以上的润滑剂膜。 还公开了制造润滑不锈钢管的方法。

    Brake disc produced from martensitic stainless steel and process for
producing same
    10.
    发明授权
    Brake disc produced from martensitic stainless steel and process for producing same 失效
    由马氏体不锈钢制成的制动盘及其制造方法

    公开(公告)号:US5979614A

    公开(公告)日:1999-11-09

    申请号:US938002

    申请日:1997-09-24

    摘要: A brake disc capable of being used in an as quenched state, excellent in rusting resistance, toughness and resistance to softening resulting from heat generation caused by braking, and preferably useful as a brake disc for a two-wheeled vehicle, which is produced from a martensitic stainless steel comprising 0.02 to 0.10% of C, up to 0.03% of N, up to 0.05% of Si, 0.5 to 1.5% of Mn, up to 0.5% of Ni, 10 to 15% of Cr, 0.5 to 2.5% of Cu, up to 0.1% of Al and the balance substantially Fe and unavoidable impurities provided that the amount of C+N is from 0.05 to 0.1% and .gamma.p is at least 90, and a process for producing the same.

    摘要翻译: 一种能够以淬火状态使用的制动盘,由制动引起的发热产生的耐生锈性,韧性和耐软化性优异,优选用作两轮车辆的制动盘,其由 包含C:0.02〜0.10%,N:0.03%以下,Si:0.5〜1.5%,Ni:0.5%以下,Cr:10〜15%,Cr:0.5〜2.5% 的Cu,高达0.1%的Al,余量基本上为Fe和不可避免的杂质,条件是C + N的量为0.05至0.1%,γp为至少90,以及其制备方法。