CN108474075A - 用于泥浆马达轴应用的具有高强度、高冲击韧性和优异疲劳寿命的钢合金 - Google Patents
用于泥浆马达轴应用的具有高强度、高冲击韧性和优异疲劳寿命的钢合金 Download PDFInfo
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- CN108474075A CN108474075A CN201680069390.5A CN201680069390A CN108474075A CN 108474075 A CN108474075 A CN 108474075A CN 201680069390 A CN201680069390 A CN 201680069390A CN 108474075 A CN108474075 A CN 108474075A
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- 229910000851 Alloy steel Inorganic materials 0.000 title claims abstract description 28
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 103
- 239000000956 alloy Substances 0.000 claims abstract description 103
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000012535 impurity Substances 0.000 claims abstract description 7
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 5
- 238000006477 desulfuration reaction Methods 0.000 claims abstract description 5
- 229910052742 iron Inorganic materials 0.000 claims abstract description 5
- 239000010959 steel Substances 0.000 claims abstract description 5
- 230000023556 desulfurization Effects 0.000 claims abstract 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 21
- 238000005553 drilling Methods 0.000 claims description 13
- 239000011651 chromium Substances 0.000 claims description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 9
- 229910052799 carbon Inorganic materials 0.000 claims description 9
- 239000011572 manganese Substances 0.000 claims description 9
- 229910052759 nickel Inorganic materials 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 8
- 239000010949 copper Substances 0.000 claims description 8
- 229910052710 silicon Inorganic materials 0.000 claims description 8
- 239000010703 silicon Substances 0.000 claims description 8
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 7
- 229910052804 chromium Inorganic materials 0.000 claims description 7
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims description 6
- 229910052748 manganese Inorganic materials 0.000 claims description 6
- 239000010941 cobalt Substances 0.000 claims description 4
- 229910017052 cobalt Inorganic materials 0.000 claims description 4
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 4
- 238000005496 tempering Methods 0.000 claims description 3
- 238000004080 punching Methods 0.000 claims description 2
- 235000013495 cobalt Nutrition 0.000 claims 2
- 235000016768 molybdenum Nutrition 0.000 description 13
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 12
- 229910052750 molybdenum Inorganic materials 0.000 description 12
- 239000011733 molybdenum Substances 0.000 description 12
- 229910052720 vanadium Inorganic materials 0.000 description 12
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 12
- 238000012360 testing method Methods 0.000 description 10
- 239000000463 material Substances 0.000 description 9
- 238000002844 melting Methods 0.000 description 9
- 230000008018 melting Effects 0.000 description 9
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 6
- 230000002411 adverse Effects 0.000 description 6
- 229910052802 copper Inorganic materials 0.000 description 6
- 239000000047 product Substances 0.000 description 6
- 238000005452 bending Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000009661 fatigue test Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 3
- 239000011575 calcium Substances 0.000 description 3
- 229910052791 calcium Inorganic materials 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 229910052500 inorganic mineral Inorganic materials 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000011707 mineral Substances 0.000 description 3
- 235000010755 mineral Nutrition 0.000 description 3
- 229910052758 niobium Inorganic materials 0.000 description 3
- 239000010955 niobium Substances 0.000 description 3
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 3
- 239000003921 oil Substances 0.000 description 3
- 238000010791 quenching Methods 0.000 description 3
- 230000000171 quenching effect Effects 0.000 description 3
- 238000010313 vacuum arc remelting Methods 0.000 description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- 239000005864 Sulphur Substances 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- DBIMSKIDWWYXJV-UHFFFAOYSA-L [dibutyl(trifluoromethylsulfonyloxy)stannyl] trifluoromethanesulfonate Chemical compound CCCC[Sn](CCCC)(OS(=O)(=O)C(F)(F)F)OS(=O)(=O)C(F)(F)F DBIMSKIDWWYXJV-UHFFFAOYSA-L 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 230000014509 gene expression Effects 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 239000013067 intermediate product Substances 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 230000000750 progressive effect Effects 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 2
- 229910052721 tungsten Inorganic materials 0.000 description 2
- 239000010937 tungsten Substances 0.000 description 2
- INZDTEICWPZYJM-UHFFFAOYSA-N 1-(chloromethyl)-4-[4-(chloromethyl)phenyl]benzene Chemical compound C1=CC(CCl)=CC=C1C1=CC=C(CCl)C=C1 INZDTEICWPZYJM-UHFFFAOYSA-N 0.000 description 1
- 229910000846 In alloy Inorganic materials 0.000 description 1
- 238000007550 Rockwell hardness test Methods 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000003483 aging Methods 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 229910001566 austenite Inorganic materials 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- 238000009527 percussion Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 230000008771 sex reversal Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese
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- E21—EARTH OR ROCK DRILLING; MINING
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Abstract
公开了一种提供强度、韧性和疲劳寿命的独特组合的钢合金。所述合金具有以下组成,以重量百分数计,C:约0.15至约0.30;Mn:约1.7至约2.3;Si:约0.7至约1.1;Cr:约1.85至约2.35;Ni:约0.5至约0.9;Mo+1/2 W:约0.1至约0.3;Cu:约0.3至约0.7;V+5/9 x Nb:约0.2至约0.5。所述合金的余量为铁、常见杂质和残余量的在熔化期间添加的用于使合金脱氧和/或脱硫的其他元素。还公开由所述合金制成的硬化并回火的钢制品。
Description
发明背景。
发明领域
概括而言,本发明涉及提供强度、韧性和疲劳寿命的独特组合的钢合金。更具体地说,本发明涉及由钢制成的有用制品以及制造该制品的方法。
相关技术描述
油井的定向钻井通常需要使用泥浆马达。泥浆马达(或钻井马达)是置于钻柱中的渐进式空腔容积泵(progressive cavity positive displacement pump, PCPD),以在钻井时为钻头提供额外的动力。PCPD泵使用钻井液(通常称为钻井泥浆或简称泥浆)在马达的动力区段产生偏心运动,该偏心运动通过泥浆马达轴和恒速万向节作为同心动力传递给钻头。因为钻头在钻孔操作中遇到不同硬度和强度的矿床,偏心运动通过轴作为同心动力传递需要具有高冲击韧性以及良好旋转弯曲疲劳寿命的坚固轴材料。目前选择的材料是4330V合金,已知其在室温下提供约150 ksi(1034 MPa)的屈服强度(Y.S)和约40 ft-lbs (54.2J)的Charpy V型缺口冲击能(CVN IE)。
直到目前,4330V轴材料已被接受。现在,随着更深的井钻入不同的矿床(例如页岩)中,需要具有比4330V合金提供的韧性更好的韧性的更坚固的轴材料。
发明概述
上述需求在很大程度上通过根据本发明的合金实现。根据本发明的一个方面,提供了一种高强度、高冲击韧性的钢合金,所述合金具有以下宽和优选的重量百分数组成:
包括余量中的是在商品级别的为类似用途生产的钢合金中发现的常见杂质以及从熔化期间的脱氧和/或脱硫添加剂保留的少量其他元素。
提供前述表格作为方便的汇总,并且不旨在限制用于彼此组合的单个元素的范围的下限和上限值,或不旨在限制仅用于彼此组合的元素的范围。因此,一个或多个范围可与其余元素的一个或多个其他范围一起使用。此外,具有宽或优选组成的元素的最小或最大值可与在另一个优选或中间组成中的相同元素的最低或最大值一起使用。此处以及在整个本说明书中,除非另外说明,否则术语“百分数”或符号“%”是指重量百分数或质量百分数。
根据本发明的合金提供至少约180 ksi的室温Y.S.和至少约25 ft-lbs的室温CVNIE。合金还能够提供至多约60 ft-lbs (81.3 J)的室温CVN IE,表示与4330V合金相比Y.S.增加20%且CVN IE增加50%。本发明的合金还提供了非常好的疲劳寿命,如1000万次循环时90 ksi的旋转弯曲疲劳破裂(run-out)应力所表示。
根据本发明的另一方面,提供了一种硬化并回火的钢合金制品,其具有Y.S.、CVNIE和疲劳寿命的新组合。在一个优选的实施方案中,制品包括用于泥浆马达的传送驱动单元。传送驱动单元包括轴和恒速万向节。制品由具有上述任何宽、中间或优选的重量百分数组成的合金形成。根据本发明该方面的制品的特征还在于,在约400°F至600°F的温度下硬化并且随后回火。或者,制品可以等温回火以提供Y.S.和CVN IE的其他组合以用于不要求至少为180 ksi的屈服强度的应用。
根据本发明的另一方面,提供了一种制造用于容积式钻井泥浆马达的传送驱动单元的方法。
附图简述
当结合附图阅读时,以下详述将被更好地理解,其中:
图1是用于地下钻柱中的泥浆马达和钻头的示意图(源自Graber, K.K., Pollard,E., Jonasson, B.和Schulte, E. (编辑), 2002,Overview of Ocean Drilling ProgramEngineering Tools and Hardware (海洋钻探工程的工具和硬件总述). ODP Tech. Note31. doi: 10.2973/odp.tn.31.2002);
图2是对于表IV中给出数据的Charpy V型缺口冲击能与测试温度的函数关系图;和
图3是对于表Ⅴ中给出的R. R. Moore旋转弯曲疲劳数据的施加应力与断裂循环数的函数关系的S-N曲线图。
详细描述
根据本发明的合金包含至少约0.15%,更好至少0.18%,且优选至少约0.21%的碳。碳有助于合金提供的强度和硬度能力。碳对该合金的抗回火性也有利。太多的碳对合金提供的韧性有不利影响。因此,碳限制在不多于约0.30%且更好不多于约0.27%。优选地,合金包含不多于约0.24%的碳以在较高的强度和硬度水平下具有良好的韧性。
在该合金中存在至少约1.7%,更好至少约1.8%,且优选至少约1.95%的锰,主要使合金脱氧。已经发现锰还有利于由合金提供的高强度和韧性。如果存在太多的锰,则在硬化和骤冷期间可能导致不希望量的残余奥氏体,从而由合金提供的高强度受到不利影响。因此,合金可包含至多约2.3%或2.2%的锰。优选地,合金包含不多于约2.05%的锰。
硅有利于该合金的可淬硬性和抗回火性。因此,合金包含至少约0.7%的硅,更好至少约0.8%的硅,并且优选至少约0.85%的硅。太多的硅对合金的硬度、强度和延展性有不利影响。为了避免这种不利影响,在该合金中硅被限制为不多于约1.1%,更好不多于约1.0%,并且优选不多于约0.95%。
根据本发明的合金包含至少约1.85%的铬,因为铬有助于合金提供的良好的可淬硬性、高强度和抗回火性。优选地,合金包含至少约1.95%,更好至少约2.05%的铬。合金中大于约2.35%的铬对合金提供的冲击韧性和延展性有不利影响。优选地,在该合金中铬被限制为不多于约2.25%,并且为了最好的结果,不多于约2.15%。
镍对于根据本发明的合金提供的良好韧性是有益的。因此,合金包含至少约0.5%的镍,更好至少约0.6%的镍。优选地,合金包含至少约0.65%的镍。由较大量的镍提供的益处不利地影响合金的成本而没有提供显著的优点。为了限制合金的上限成本,合金包含不多于约0.9%,更好不多于约0.8%,且优选不多于约0.75%的镍。
钼是碳化物形成物,其有利于合金提供的抗回火性。钼的存在提高了合金的回火温度,使得当合金在约450°F至600°F下回火时实现二次硬化效果。钼也有助于合金提供的强度和冲击韧性。当合金包含至少约0.1%的钼,更好至少约0.15%,并且优选至少约0.18%的钼时,实现了由钼提供的益处。像镍一样,相对于大量钼的显著的额外成本,钼在性能上不提供增加的优势。为此,合金包含不多于约0.3%的钼,更好不多于约0.25%的钼,优选不多于约0.22%的钼。钨可以代替该合金中的一些或全部钼。当存在时,钨以2:1的基准(basis)替代钼。
该合金包含至少约0.30%的铜,这有助于合金的可淬硬性和冲击韧性。合金可以包含至少约0.4%的铜,优选包含至少约0.45%的铜。太多的铜会导致合金基质中不需要量的游离铜沉淀,这会对合金的韧性产生不利影响。因此,该合金中存在不多于约0.7%,更好不多于约0.6%,且优选不多于约0.55%的铜。
钒有助于该合金提供的高强度和良好的可淬硬性。钒也是碳化物形成物并且促进碳化物的形成,这有助于在合金中提供晶粒细化。碳化钒也有利于合金的抗回火性和二次硬化能力。由于这些原因,合金优选包含至少约0.20%的钒。合金可以包含至少约0.25%的钒并且优选包含至少约0.30%的钒。太多的钒不利地影响合金的强度,因为在合金中形成较大量的碳化物,该碳化物从合金基质材料中耗尽碳。因此,合金可以包含不多于约0.5%的钒,更好不多于约0.45%的钒。优选地,合金包含不多于约0.40%的钒。铌可以替代该合金中的部分或全部钒,因为与钒一样,铌与碳结合形成Μ4C3碳化物,其有利于合金的回火性和淬硬性。当存在时,铌以1.8:1的基准替代钒。
该合金还可包含至多约0.05%的残余量的钙,其保留自在合金熔化期间用来帮助除去硫并由此有利于合金提供的冲击韧性的添加物。优选地,合金包含不多于约0.02%或0.01%的钙,并且可以包含低至0.005%的钙。
少量的钛可以至多约0.05%的残留水平存在,来自熔化期间的脱氧添加物。然而,合金优选包含不多于约0.025%或不多于约0.01%的钛。合金中也可能存在至多约0.05%的铝,来自熔化期间的脱氧添加物。优选地,合金包含不多于约0.025%或不多于约0.015%的铝。
合金的余量基本上是铁和在商品级别的相似合金和钢中常见的杂质。在这方面,合金可以包含至多约0.025%的磷。优选地,合金包含不多于约0.01%,更好不多于约0.005%的磷。在合金中也可能存在至多约0.025%的硫。优选地,合金包含不多于约0.001%,更好不多于约0.0005%的硫。钴也被认为是该合金中的杂质。但是,合金可能包含至多约0.25%的钴。优选地,合金包含不多于约0.05%或不多于约0.02或0.01%的钴。
根据本发明的合金是平衡的以在硬化和回火条件下提供高屈服强度和冲击韧性。在这方面,优选的组合物是平衡的以提供至少约180 ksi的屈服强度以及良好的韧性(如在室温下至少约25 ft-lbs且至多约60 ft-lbs和更高的Charpy V型缺口冲击能所示)。
合金的初级熔化和铸造优选用真空感应熔炼(VIM)完成。在需要时,对于关键应用,合金可以使用真空电弧重熔(VAR)来精炼。如果需要,也可以通过在空气(ARC)中或在碱性氧气炉(BOF)中进行电弧熔炼来进行初级熔化。熔化后,合金可以通过电渣重熔(ESR)或VAR来精炼。此外,合金可以通过使用粉末冶金技术来生产。
本发明的合金优选从至多约2100℉且优选地在约1800℉的温度下进行热加工以形成中间产品形式,特别是细长形式,诸如坯段和棒材。合金可以在约1585℉至约1735℉,优选在约1635-1660℉下通过奥氏体化约1-2小时热处理。然后将合金从该奥氏体化温度空气冷却或油骤冷。当需要时,可以对合金进行真空热处理和气体骤冷。合金优选在约450-550℉下回火约2-3小时,然后空气冷却。当可以接受较低的强度时,合金可以在至多600℉的温度下回火。
本发明的合金可用于宽范围的应用,主要是用于地下钻柱的泥浆马达中的传送驱动轴和恒速万向节。图1中示出了泥浆马达装置10的一个实施方案。泥浆马达装置10包括PCPD泵区段12。该PCPD泵区段包括以已知方式设置在定子16内用于旋转的转子14。动力传送区段18连接于PCPD泵转子的钻头侧。动力传送区段包括驱动轴20,驱动轴20的一端连接于PCPD泵并且另一端连接到钻头22。轴承组件24可以围绕驱动轴20插入。驱动轴20以已知方式连接于PCPD泵转子14并连接于具有恒速万向节的钻头22。当钻头在钻井地带遇到非常硬的矿床时,驱动轴20和恒速万向节受到相当大的应力。为了承受这种应力并抵抗变形,驱动轴和恒速万向节(constant velocity)由上述钢合金制造。
根据本发明的泥浆马达驱动轴由合金的中间产品形式(优选为圆棒或杆)形成。中间形式被加工成所需的直径尺寸然后在必要时拉直。然后将加工后的形式切割成对于泥浆马达的传送区段的驱动轴适当的长度。然后如上所述将轴硬化和回火。
可以设想,本发明的合金还可用于其他钻井部件,包括需要高屈服强度和良好冲击韧性的组合的挠性轴、钻杆心轴(drilling jar mandrels)、冲击工具和其他向下钻进工具(downhole tool)。
工作实施例
为了证明由本发明的合金提供的性能组合,将两炉35磅的真空感应熔炼(VIM)熔炼料(heat)熔化并铸造。将熔炼料锻造成0.625平方英寸的条并随后加工成标准纵向拉伸、标准纵向-横向(L-T) CVN冲击、标准纵向疲劳试样和用于Rockwell硬度测试的标准立方体。表I包含该两次实验熔炼料的以重量百分数表示的VIM最终化学分析结果。
表I
对取自熔炼料No. 2647的测试样品进行热处理研究。从合金锭制备双份拉伸和双份CVN IE样品并给予下表II所示的九种热处理(H.T.)。试验样品在流化床炉中在指定温度下奥氏体化1.5小时。然后将试样在油中从奥氏体化温度骤冷至室温,在指定的温度下回火2小时,然后从回火温度空气冷却至室温。表II中所示的结果包括每个测试样品的0.2%条件屈服强度(Y.S.)和以ksi为单位的极限拉伸强度(U.T.S.)、伸长百分数(%E1.)、减少的面积百分数(percent reduction is area)(%RA)以英尺-磅(ft-lbs)为单位的Charpy V型缺口冲击能(CVN)以及平均Rockwell C-标尺硬度(HRC)。还记录了每种热处理的平均拉伸和CVN性能。CVN IE测试根据ASTM标准测试程序E23-12C进行。
表II
对于任何高强度钢的重要考虑是它是否表现出延性-脆性转变温度(Ductile-to-Brittle Transition Temperature,DBTT)。由于油气钻探可以在温度变化很大的地理区域进行,因此用于泥浆马达传送轴的合金的DBTT尤其是这样的应用。因此,测试了来自熔炼料2647和2648的另外的CVN样品以评估在-40°F至+ 150°F的温度范围的CVN冲击能。结果显示在下表III中,包括每个测试样品的熔炼料号(Heat No.)、以°F为单位的测试温度(Temp.)和以ft-lbs为单位的CVN IE(CVN)。结果绘制在图2中。
表III
表III和图2中给出的数据表明,本发明的合金在测试温度范围内基本上没有延性-脆性转变温度。这意味着由本发明的合金提供的良好的韧性在宽温度范围内提供。
为了证明根据本发明的合金提供的疲劳寿命,对疲劳试样进行R. R. Moore旋转弯曲试验。在测试之前,使用上述热处理C将疲劳试样硬化和回火。旋转弯曲疲劳测试的结果在下表IV中记录,包括以ksi为单位的所施加应力(应力)和直到试样断裂的循环次数(循环数)。数据绘制在图3中。
表IV
本说明书使用的术语和表达作为描述而非限制的术语使用。此类术语和表达方式的使用不旨在排除所示和所述特征或其部分的任何等同物。应该认识到,各种改变在本文所述和所要求的发明内是可能的。
Claims (20)
1. 一种具有强度、韧性和疲劳寿命的独特组合的钢合金,所述合金基本上由以下组成,以重量百分数计,
C 约0.15至约0.30
Mn 约1.7至约2.3
Si 约0.7至约1.1
Cr 约1.85至约2.35
Ni 约0.5至约0.9
Mo + 1/2 W 约0.1至约0.3
Cu 约0.3至约0.7
V + 5/9 x Nb 约0.2至约0.5,
且余量为铁、常见杂质和残余量的在熔化期间添加的用于使合金脱氧和/或脱硫的其他元素。
2.如权利要求1所述的钢合金,其包含至少约0.18%的碳。
3.如权利要求1所述的钢合金,其包含至少约1.8%的锰。
4.如权利要求1所述的钢合金,其包含至少约0.8%的硅。
5.如权利要求1所述的钢合金,其包含至少约1.95%的铬。
6.如权利要求1所述的钢合金,其包含至少约0.6%的镍。
7. 如权利要求1所述的钢合金,其包含至少约0.15%的Mo + 1/2 W。
8. 如权利要求1所述的钢合金,其包含至少约0.25%的(V + 5/9 x Nb))。
9.如权利要求1所述的钢合金,其包含不多于约0.25%的钴。
10. 一种具有强度、韧性和疲劳寿命的独特组合的钢合金,所述合金基本上由以下组成,以重量百分数计,
C 约0.15至约0.27
Mn 约1.8至约2.2
Si 约0.8至约1.0
Cr 约1.95至约2.25
Ni 约0.6至约0.8
Mo + 1/2 W 约0.15至0.25
Cu 约0.4至约0.6
V + 5/9 x Nb 约0.25至约0.45,
且余量为铁、常见杂质和残余量的在熔化期间添加的用于使合金脱氧和/或脱硫的其他元素。
11.如权利要求10所述的钢合金,其包含至少约0.21%的碳。
12.如权利要求10所述的钢合金,其包含至少约1.95%的锰。
13.如权利要求10所述的钢合金,其包含至少约0.85%的硅。
14.如权利要求10所述的钢合金,其包含至少约2.05%的铬。
15.如权利要求10所述的钢合金,其包含至少约0.65%的镍。
16. 如权利要求10所述的钢合金,其包含至少约0.18%的Mo + 1/2 W。
17. 如权利要求10所述的钢合金,其包含至少约0.25%的(V + 5/9 x Nb))。
18.如权利要求10所述的钢合金,其中包含不多于约0.02%的钴。
19. 一种由钢合金形成的硬化并回火的钢制品,所述钢合金基本上大致由以下组成,以重量百分数计,
C 约0.15至约0.30
Mn 约1.7至约2.3
Si 约0.7至约1.1
Cr 约1.85至约2.35
Ni 约0.5至约0.9
Mo + 1/2 W 约0.1至约0.3
Cu 约0.3至约0.7
V + 5/9 x Nb 约0.2至约0.5,
且余量为铁、常见杂质和残余量的在熔化期间添加的用于使合金脱氧和/或脱硫的其他元素,所述制品提供至少约180 ksi的屈服强度和至少约25 ft-lbs的Charpy V型缺口冲击能。
20.如权利要求19所述的制品,其包括用于钻井泥浆马达的传送驱动单元的轴。
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KR102149976B1 (ko) | 2019-07-12 | 2020-08-31 | 산동금속공업(주) | 스레드의 체결 구조를 개선한 방향성 추진체 |
KR102428633B1 (ko) * | 2021-10-12 | 2022-08-03 | 산동금속공업(주) | 머드 모터의 동력 전달 유닛 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3409275B2 (ja) * | 1997-10-23 | 2003-05-26 | 株式会社神戸製鋼所 | 熱処理歪の少ない肌焼鋼 |
CN1954089A (zh) * | 2004-09-17 | 2007-04-25 | 新日本制铁株式会社 | 疲劳特性优异的高强度机械部件和轴及提高它们的疲劳特性的方法 |
CN101918699A (zh) * | 2008-01-15 | 2010-12-15 | 罗伯特.博世有限公司 | 由双相钢制造的构件,尤其是汽车部件 |
JP2014031525A (ja) * | 2012-08-01 | 2014-02-20 | Nippon Steel & Sumitomo Metal | 冷間鍛造用鋼材 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2727431B1 (fr) * | 1994-11-30 | 1996-12-27 | Creusot Loire | Procede d'elaboration d'un acier au titane et acier obtenu |
JP3996727B2 (ja) * | 2000-01-31 | 2007-10-24 | 新日本製鐵株式会社 | ダブルハル型石油タンカー貯蔵庫用耐食鋼 |
JP4818632B2 (ja) * | 2004-09-17 | 2011-11-16 | 新日本製鐵株式会社 | 耐疲労特性に優れたシャフトおよびその疲労特性向上方法 |
US20100101780A1 (en) * | 2006-02-16 | 2010-04-29 | Michael Drew Ballew | Process of applying hard-facing alloys having improved crack resistance and tools manufactured therefrom |
US9670569B2 (en) * | 2011-03-28 | 2017-06-06 | Nippon Steel & Sumitomo Metal Corporation | Cold-rolled steel sheet and production method thereof |
US20130284319A1 (en) * | 2012-04-27 | 2013-10-31 | Paul M. Novotny | High Strength, High Toughness Steel Alloy |
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Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3409275B2 (ja) * | 1997-10-23 | 2003-05-26 | 株式会社神戸製鋼所 | 熱処理歪の少ない肌焼鋼 |
CN1954089A (zh) * | 2004-09-17 | 2007-04-25 | 新日本制铁株式会社 | 疲劳特性优异的高强度机械部件和轴及提高它们的疲劳特性的方法 |
CN101918699A (zh) * | 2008-01-15 | 2010-12-15 | 罗伯特.博世有限公司 | 由双相钢制造的构件,尤其是汽车部件 |
JP2014031525A (ja) * | 2012-08-01 | 2014-02-20 | Nippon Steel & Sumitomo Metal | 冷間鍛造用鋼材 |
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IL282451B2 (en) | 2023-08-01 |
KR20180052760A (ko) | 2018-05-18 |
JP6596153B2 (ja) | 2019-10-23 |
US20170088924A1 (en) | 2017-03-30 |
CA2999946A1 (en) | 2017-04-06 |
BR112018006225B1 (pt) | 2021-08-17 |
MX2018003869A (es) | 2018-08-15 |
IL282451B1 (en) | 2023-04-01 |
CN108474075B (zh) | 2021-08-24 |
US20210214824A1 (en) | 2021-07-15 |
ES2770007T3 (es) | 2020-06-30 |
JP2018532887A (ja) | 2018-11-08 |
IL258330A (en) | 2018-05-31 |
BR112018006225A2 (pt) | 2018-10-09 |
US20190218648A1 (en) | 2019-07-18 |
EP3356570A1 (en) | 2018-08-08 |
EP3356570B1 (en) | 2019-11-13 |
IL258330B (en) | 2021-05-31 |
CA2999946C (en) | 2020-08-25 |
IL282451A (en) | 2021-06-30 |
WO2017058835A1 (en) | 2017-04-06 |
US10280492B2 (en) | 2019-05-07 |
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