2024连续油管技术规范

连续油管技术规范目 次前 言 IV1范围 1规性用件 1术和义 2购提的息 7购的制要求 7方选的求 7材和造艺 85.18接艺 9处理 9追性 9艺缺陷 95.610材要求 10学分求 10械能 10尺、位度量长度 127.1127.2度横面 127.3127.412位度量 13管接缝 138试验 13验备——量器的度 13学分验——学分的次 13学能验 14压验 16径通球试验 17粒寸非属杂 17比V缺冲验 18劳命测 18I效验 189无检测 189.118损测考样 18员质 18测准 18损测法 19带端焊和管—管接线测法 19他损测法焊接测 20焊的声电检测 20粉液渗检测 21缺和欠处置 221022化分复验 22拉复验 22压复验 23扩复验 23硬复验 23断韧复验 24112411.1总则 2411.2标顺序 2411.3长度 2512层防护 2512.1涂层 2512.2腐防护 25132513.1总则 2513.2合证 25盘文件 25记保存 26附录A（范性）表 27附录B规性）位换算 55附录C规性）充求 58附录D（料性）续管运工筒 62附录E规性）续管接接求 63附录F（规性）带接部管接焊工规范 64II附录G（范性）方验 65附录H（范性）续管劳验法 66III连续油管范围本文件适用于碳钢和低合金钢连续油管的制造和检验。（GB/T9445 无损检测人员资格鉴定与认证（Non-destructivetestingQualificationandcertificationofpersonnel,IDTISO9712:2005）ISO1027 无损检测用射线像质计原理和辨识方法（Radiographicimagequalityindicatorsfornon-destructivetesting--Principlesandidentification）ISO4967 （Steel-Determinationofcontentofnonmetallicinclusions-Micrographicmethodusingstandardsdiagrams）API1104 道相设施焊ofpipelinesandrelatedfacilities）ASMEIX 锅和力器规范接钎评andbrazingqualifications）ASNT无损检验人员的资格评定和证书（Personnelqualificationandcertificationinnondestructivetesting）ASTMA370 钢制品机械性能标准试验方法和定义（Standardtestmethodsanddefinitionsformechanicaltestingofsteelproducts）ASTMA450 碳钢、铁素体合金钢和奥氏体合金钢钢管的一般要求（Standardspecificationforgeneralrequirementsforcarbon,ferriticandausteniticalloysteeltubes）ASTMA751 （Standardtestmethods,practices,andterminologyforchemicalanalysisofsteelproducts）ASTME4 （Standardpracticesforforceverificationoftestingmachine）ASTME23 （Standardtestmethodsfornotchedbarimpacttestingofmetallicmaterials）ASTME83 （Standardpracticeforverificationandclassificationofextensometersystems）ASTME94 （Standardguideforradiographicexamination）1ASTM平晶粒测定法（Standardtestmethodsfordeterminingaveragegrainsize）ASTME140 属准度换表（Standardhardnessconversiontableformetals）ASTME164 （Standardpracticeforcontactultrasonictestingofweldments）ASTME165 （Standardpracticeforliquidpenetrantexamination）ASTME213 属超检验法（Standardpracticeforultrasonictestingofmetalpipeandtubing）ASTME273 焊管管焊区超检方法（Standardpracticeforultrasonicexaminationoftheweldzoneofweldedpipeandtubing）ASTME309 （StandardPracticeforeddy-currentexaminationofsteeltubularproductsusingmagneticsaturation）ASTME384 材料的显微硬度测试方法（Standardtestmethodformicroindentationhardnessofmaterials）ASTME570 铁磁性钢管产品漏磁检验方法（Standardpracticeforfluxleakageexaminationofferromagneticsteeltubularproducts）ASTME709 （Standardguideformagneticparticletesting）ASTME747（Standardpracticefordesign,manufacture,andmaterialgroupingclassificationforwireimagequalityindicators(IQIs)usedforradiology）ASTME797手工超声脉冲回波接触法测厚标准操作方法（Standardpracticeformeasuringthicknessbymanualultrasonicpulse-echocontactmethod）ASTME1025射线照相用孔型像质计（IQI）的设计、制造与材料分组的标准操作方法（Standardpracticefordesign,manufacture,andmaterialgroupingclassificationofhole-typeimagequalityindicatorsusedforradiology）下列术语和定义适用于本文件。3.1盘卷前状态asmilledcondition已完成除盘卷外，所有厂房内加工的油管。3.2包辛格效应Bauschingereffect在多晶粒金属（包括钢）中出现的由于服役负载、卷取或矫直引起一个方向发生塑性变形，导致另一方向屈服强度降低的现象。3.32校准calibration\h示\h3.4连续油管coiledtubing按本文件连续制造的碳钢或低合金钢钢管产品。3.5完井管柱completionstring置于井中用作排放或者输送生产液或注入液的管柱。3.6连制管continuouslymilledtubing制造长度大于61m（200ft）的连续油管。3.7缺陷defect按本文件规定的验收极限，大小足以导致产品拒收的缺欠。3.8摔坑dent由于机械冲击造成的表面轮廓的局部改变，该过程无金属的缺失。3.9电火花切割机electro-dischargemachine（EDM）用电火花方法对材料进行可控切割的机械。3.10晶粒度grainsize不考虑孪晶和亚晶晶界时，多晶体金属晶粒大小的度量。注：晶粒度通常在包含大量晶粒的一个截面上测量。平均晶粒度一般用单位体积或单位面积内的平均直径表示。3.11毛刺flash3.12内毛刺flash-in焊缝成型过程中在钢管内表面形成的毛刺。3.13刮槽gouge3因机械作用去除金属形成的狭长凹槽或空腔。3.14热影响区heat-affectedzone（HAZ）3.15高频感应焊highfrequencyinductionwelding（HFI）3.16缺欠imperfection按本文件中规定的NDT方法在产品壁厚内部或产品表面检查出的不连续。3.17夹杂inclusion非金属杂质的细小颗粒，通常是凝固后留在钢中的氧化物、硫化物和硅酸盐等夹杂物。3.18镇静钢killedsteel（3.19分层lamination金属内部产生的通常平行于表面的层状分离。3.20线性缺欠linearimperfection线形的不规则状态，包括（但不局限于）裂纹，结疤，切口和划痕。3.21制造商manufacturer按本文件负责给产品做标志并确保产品满足本文件的工厂、公司或社团，也可以是制管厂或加工厂。3.22原始卷板mastercoil3.23机组停车millstop4连续油管焊缝正常生产过程的中断点。3.24单根milledlength3.25正火normalize3.26不圆度ovality由2（Dmax—Dmin）/（Dmax+Dmin）计算得到，可用百分比表示。其中，Dmax和Dmin是油管特定位置实测最大和最小外径。3.27产品分析productanalysis对卷板，带钢或成品管的化学分析。3.28基准端referenceend3.29工作卷筒servicereel圆形带轴卷筒。通常采用钢制作，两边装有轮缘，用来放置和运输连续油管产品。压管线通过一个高压的旋转转环连接到连续油管上。卷轴直径和轮缘直径随卷取油管直径和长度的不同而变化。3.30工作管柱servicestring作业中特定长度的连续油管的组合。3.31运输卷筒shippingreel用来运输连续油管的木制或者金属制作的形似绞盘的装置。3.32带钢skelp5轧制成的具有规定尺寸偏差并被纵剪成合适宽度的用于制造连续油管的扁平钢带。3.33公制转换softmetricconversion转换指直接采用数学换算将美制度量单位转换成相应的公制单位。3.34卷（盘）spool指为储存或运输而缠绕于工作卷筒或运输卷筒上的一整根“制成态”的连续油管。注：一卷连续油管可以包含一个或多个管—管对接焊缝。3.35卷径比spoolingradiusratio运输卷筒芯轴直径与连续油管直径之比。注：该比率用来确定连续油管缠绕在卷筒上时的最小弯曲半径。3.36标定standardization按已知参考值调整无损检验设备。3.37应力消除stressrelief3.38管柱string连续油管工厂内生产的最终产品。注：等同于卷（盘。3.39钢带strip从原始卷板上切下的单根带钢。3.40变截面管柱taperedstring在缠绕油管的长度范围内，外径恒定和壁厚变化的复合型连续油管。例如，变截面管柱可按下述方式获得：/注：渐变厚度可以出现在初始的带钢段中，而后用这些带钢段制造管柱。3.416咬边undercut管—管对焊中咬边是指焊缝附近管体表面由于熔化造成的壁厚的减薄。注：外表面的咬边可凭肉眼很好的识别和测量。内表面咬边可采用射线检验或超声检验辨别。3.42壁厚）wallthickness（specified）订购依据本文件生产的连续油管时，购方应在购方协议中明确下列信息：信息参考文件本文件钢级表A.1、表A.2屈服强度试验方法管柱长度测量装置7.2.1管柱长度7.2.2直径7.3、7.4、表A.5壁厚7.4管端5.6产品分析8.2.2干燥工艺8.4.6通径球材料8.5.2NDE参考标样9.8.2、拉伸复验10.2合格证13.2补充要求附录C运输卷筒附录D交货日期和运输说明（。7信息参考化学成分*6.1硬度*6.2.2冲击韧性6.2.6变截面管柱长度*7.2.2不圆度7.3.2最小残余壁厚*管管对焊*7.6、附录E和附录F内毛刺清除*7.7.5管端接头*7.8拉伸试样宽度*8.3.1替代试验压力*NDE标样9.2钢带对接焊缝检测*9.5.2、9.7管管对接焊缝检测*9.5.4、9.7替代的像质计（IQIs）*9.6.2NDE参考标样*9.8.2、晶粒尺寸和夹杂9.4标记*11SI单位制标记11.1外涂层12.1、12.2内涂层12.2.3盘卷文件13.3附加要求*附录C购方检测附录G连续油管的疲劳寿命*9.6和附录H运输卷筒直径*附录D总则本文件连续油管的钢级包括CT70、CT80、CT90、CT100、CT110、CT120和CT130，长度不小于61m。8应使用高频电阻焊或者激光焊工艺制造连续油管。冷拔管应进行相应的热处理。涉及卷板对接焊和纵向焊缝焊接的工艺不应进行补焊。可使用高频电阻焊和激光焊工艺。钢带对接焊指通过对焊将相邻的钢带连接到一起。钢带对接焊应进行工艺评定。（见附录E热处理总则从5.5.2到5.5.12描述的、超过指定的准则的缺欠，应视为缺陷。摔坑连续油管不应有摔坑。错边纵向焊缝的错边不得超过0.3mm（0.010in）和0.05t中较大者。应去除焊缝外毛刺，与管外表面齐平。焊缝内毛刺不得超过管子内壁2.3mm（0.090in）和名义壁厚中较小者。经双方协议，并在购方协议中注明，应去除内毛刺。0（0.0209A.912.7mm（0.5in）所有的裂纹和泄漏应视为缺陷。分层分层应视为缺陷。任何NDT检测的信号超过NDT界限的夹杂，均应视为缺陷。不允许钢管对接焊缝上有咬边。对于所有管子，径向错边不应超过0.3mm（0.010in）和0.05t中较大者。任何在焊缝两侧1.6mm（1/16in）内，将有效壁厚消减到90%以下的非表面缺欠应视为缺陷。任何深度大于10％名义壁厚的缺欠应视为缺陷。管端除非另有协议，连续油管管端应不处理或平端面条件交货。当协议要求接头时，买方应指定接头。对于按照本文件制造的连续油管，应和制造连制管的所用钢带的化学成分相同。除非另有双方协商，连续油管的产品化学成分应满足表A.1要求。总则未经购方许可，不应使用用高钢级连续油管替代低钢级连续油管。A.210延伸率连续油管的延伸率是指在拉伸试验中，50.8mm（2in）定标距的百分延伸率δ。对于每一种规格的连续油管，延伸率的最小值由式（1）确定：式中：

0.2A1944U0.9A

（1）δ50.8mm10%0.5%A（210mm2，A490mm2UPa。各种规格和尺寸拉伸试样的延伸率最低要求见表A.3。这些值是基于名义的外径和壁厚的。屈服强度，应在制造过程盘卷前状态进行检测，并由双方协定选择合理的试验方法（0.20.5除非另有协定，复验可在盘卷前也可在盘卷后进行。注：由于包辛格效应的存在，盘卷和展开会使得屈服强度降低5%~10%。硬度（8.7.38.9.5的要求。硬度应符合表A.2钢带—端部焊缝和管—管焊缝的表面宏观硬度也应测量，测量结果应符合表A.2的要求。当购方协议指定时，按协议额外的宏观或显微硬度试验应采取在指定部位进行。各部位晶粒尺寸应为ASTM晶粒度8级或更细。各部位A类、B类、C类和D类非金属夹杂分别不超过1.5，总和不超过4.5。压扁压扁试验结果应符合表A.4规定。压扁试验的验收标准是在板间距离达到表A.4规定之前，焊缝或母材外表面不允许有超过3.2mm（0.125in）的裂纹或裂缝出现。裂纹的起源在试样边缘并且长度小于6.4mm（0.25in）的不应作为拒绝理由。对连续油管单根的最小试验频数是每一个连制管的端部进行一次。扩口所有钢级的连续油管应按8.3.3进行扩口试验。验收准则是扩口后不得有可见裂纹。V11ASTMA3703/41/2220b（15b430b（20b0.55（1/2。由于几何尺寸限制，不能进行上述实验时，双方应协商选用替代试验并严格控制压扁和扩口试验。单根的两端均应进行焊缝的横截面的金相检验。总则连续油管应符合表A.5或表A.6规定的大小、壁厚和质量。该油管最小和最大长度应符合购买协议。长度测量装置的精度应不大于1％。直径外径外径在盘卷条件下应符合表A.7公差要求。不圆度按双方协议，不圆度应在管端的45.7m（150ft）内测量，测量装置是安装于卷轴上。壁厚相邻钢带间的壁厚变化（Δt）不应超过如下要求：2.8（0.10nt0（0.008；0.3（0.01n；3.8（0.1和5（020Δt0.5（0.020n；12d5.2（0.205nt08（0.031。总则A.8双方应协定缺欠去除位置的剩余壁厚，并在购方协议中注明。单位长度质量按式（2）进行计算：式中：

Wpe=（2）pe——0.0kg（0.1b；D（（n；（（n；0.2461S）或者1069SCE。试验所有检验和试验设备应根据制造商的书面程序进行维护、校准和重新校准。其炉分析制造商应报告炉分析结果，炉分析代表了根据本文件生产的连续油管的该炉钢。按购方协议规定，按本文件生产的管子应该进行产品分析。产品分析可代表所在炉钢。1390°。试验的方法和做法应按ASTMA751执行。标定应有可追溯性。见图1见图2和图3拉伸试验的频数如下：图1全截面拉伸试样图2条状拉伸试样图3条状拉伸试样的取向位置14ASTMA370ASTME412应按ASTME83每12个月校准一次。0°90°总则扩口试验位置如下：ASTMA45001.6（460。扩口没裂的小径（IDf）按下计：不于CT90钢的 IDf=1.25×IDCT100级CT110 IDf=1.21×IDCT120钢级的IDf=1.15×ID其中Df（nD（（n。硬度试验按9.3执行。显微硬度试验应依据ASTME384。典型的硬度测试位置见图4。换算依据ATME10进行。当硬度低于R20BHBHRBHRC。在每个连制管的开始、结束和任何工厂停止点应取样进行硬度检测。硬度计的标定应按如下程序（对CT130选择35~40HRC硬度标块；对CT120和选择30~35HRCCT10025~20HRCCT9025~20HRC块）a）应取距离应用面1.00mm到2.5mm（0.040in到0.100in）之间的显微压痕；15b）41423；e）3对每个试样，第一个压痕不应采纳。HRCHRB（0.5洛氏硬度点。图4全截面硬度测试压痕位置断裂韧性试验应按6.2.6执行。总则8.4.28.4.3执行。连续油管柱应可至少承受8.4.4规定的压力而不泄漏。静水压试验前应排放掉管内的气体。达到表A.5和表A.615n15n1.4a水压试验时应有全量程精度±0.5%的压力测量仪器和压力记录系统。25%75%

00ps压力测量装置应进行校准，校准时应采用自重测试仪，校准周期6个月。校准记录保存按11.2执16行。在制造商的设施内，应可得到为检测用的试验记录和表格。A.5和表A.6A.5A.6式中：

P=1.6YS×tmin/DPP（ps；Y（（Paps；ti（（（n；D（（n。0.1P表.610s（表A.503.4P（15000ps。变壁厚管柱的试验压力应以管柱内最小名义壁厚处的规定压力进行。应将静水压试验用液体进行防锈处理，限定其pH为7.0和9.0，可在其中添加缓蚀剂。通径试验总则除非另有协定，每个管柱应进行通径试验，通径球应按表A.10规定执行。通径球应顺畅通过整个管柱，无障碍。通径球材料除非另有协定并在购方协议中注明，通径（球）应使用尼龙或者钢制造。对变截面管柱的通径试验，通径球的尺寸按管柱内最小内径确定。17按购方协议，晶粒尺寸按ASTME112的要求，在产品管上，用金相的方法进行评定。非金属夹杂等级按ISO4967评级。V按购方协议，如果外径和壁厚允许的话，应按ASTM370和ASTME23（见6.2.6）进行夏比V缺口冲击试验。按购方协议，可参照附录H在内压10MPa下分别进行，曲率半径1219.2mm（48in）和1828.8mm（72in）进行，进行连续油管的疲劳寿命检测试验。6总则本章规定了在线无损检测。水压试验后补充进行的无损检测见附录C。似材料的一段样品上进行，以确认这段试样或者在线材料上的本证或者人工缺陷。这些缺陷应符合9.7.9..AA.2或者表A.3和附录（R3附录G人员应当具备GB/T9445ASNT或者等效资质。如果NDT12个月的期间没有进行NDTNDTI级、IIIIIIIIIIIIIIII（9.5.1）ASTM（：a）磁漏） ASTMb）磁涡） ASTM18b）声测 ASTME164ASTMd）声焊） ASTME273粉测 ASTME709射检测 ASTME94透测 ASTME165GB/T9445ASNT9.6。9.8.1~9.8.4（100%）经双方协议，并在购方协议上协定，管子应按照SR37（见附录C）进行无损检测。X总则ATM（Q（见表A1TM（见SO102、表A12和表A.1ISOISO丝型像质计应按照壁厚根据ISO1027A.12和表A.136/1210/1619（ASTMATM像质计应按照相应的壁厚依据表A1SME747依据STME025每个钢带—端部焊缝和管—管对接焊缝均应使用像质计，以便于检查射线检测的灵敏度。在整个调整射线检测灵敏度的过程应当将钢带或者管子固定在一个静止的位置。下列特征清晰可见时，即获得了正确定义和灵敏度：ISOASTM2T的孔。射线检测应有能力检测9.6.5描述的焊接缺欠和缺陷。裂纹、孔洞、未焊透和未熔合是射线检测应考虑的缺陷种类。不应有缺欠或者缺陷。射线检测中发现焊接缺陷应拒绝。含缺陷管子的处置应依据9.10。所有焊缝不应有平面型缺陷。一经发现，裂纹或者其他任何形式的平面型缺陷，应予以拒绝。ASTME164510壁厚[0.38mm（0.015in）]0.38mm（0.015in）0.51mm（0.020in）之间，长度6.（0.25n或12.7（0.500n6.4mm（0.25in）总则参考标样的最低要求如下：205规图5无损检测参考指示计参考刻槽和孔的最低要求如下：a）刻槽之间应分离且有足够的间距以保证可以产生两个独立的可以清晰可分的信号；b）刻槽可以在或者近邻缝焊、或者平行于缝焊；c）纵向刻槽应有如下尺寸：深度10％的名义壁厚[不小于0.38mm（0.015in）]，最大宽度0.5mm（0.0n12.（0.500n101.6mm（1/16in）0.8mm（1/32in）应当保存检测系统的记录，将9.8.2所述的、验证系统检测能力的参考指示计的检测记录归档。这些记录包括标准化、操作工艺、装备、个人资质、装备检测设置和动态测试数据。A.14A.147.7不管通过何种方式在纵向焊发现的缺陷不应修复。21对管端和证明了是在焊缝或管体外表面的缺欠，制造商应优先选择磁粉或者渗透检测。ASTME709用于液体渗透检测的装备同样也可检测出这些缺欠。渗透检测应按ASTME165执行。含一个或多个缺陷的管子和焊缝应进行以下处置：）（9c）对钢带—端部焊接和管—管焊，若发现缺陷，应切除焊缝和整个热影响区。0（40目或者00目，9复验（15.2m（50ft）范围内，再复取另外两个样品。该单根为了复取样品的切出部分应被丢弃。如果一个或22除非另有协定，复验可在盘卷前也可在成卷的产品上取样。0°90°端部15.2m（50ft）CT9022.0HRC（不超过22.0HRC22.0HRCCT10028.0HRC（不超过28.0HRC28.0HRCCT11030.0HRC（不超过30.0HRC30.0HRCCT12034.0HRC（不超过34.0HRC34.0HRCCT13039.0HRC（不超过39.0HRC39.0HRC23（见62.6端部15.2m（50ft）标志总则按本文件制造的连续油管应由制造商按下述规定在连续油管管卷上作标志。遵循相关标准和符合规定的附加标志是允许的，标志可按制造商的意愿或按购方要求进行。具体的标志顺序如下：制造商的名称或标志应标志在最前面，后面紧跟制造商代号。“SY/T。c）当产品符合其它多个标准时可以标志每一个标准名称。连续油管外径应标志。连续油管的钢级代号按如下标志：钢级代号CT70钢级CT70CT80钢级CT80CT90钢级CT90CT100钢级CT100CT110钢级CT110CT120钢级CT120CT130钢级CT130应标志实际的静水压试验压力，加前缀“TESTED”。当进行附录C（SR37）规定的无损检测时，应在其后追加：NDESR37。24长度对所有规格的连续油管，其最终测量长度应喷涂在连续油管盘卷外表面。涂层作。注：除非另有规定，运输过程中裸管端一般应进行涂层保护。外表面未进行防腐涂层的连续油管应采取如下的一项保护措施，以免与液体环境发生接触：文件总则合格证25对供应给用户的每个成品盘卷，制造商至少应保存如下信息。当购货合同有规定时，下面的从a）~l）的任何一项内容都应提供给用户。a）制造商的质量证明书应说明连续油管生产依据的标准名称和版本号、生效日期；b）名义外径、壁厚和钢级；8.2）（；e）g（（；l）A.1526附录A（规范性附录）表表A.1化学成分要求（质量百分数）钢级CmaxMnmaxPmaxSmaxSimaxCT70250.0050.50CT80200.0050.50CT90200.0050.50CT1000.161.650.0250.0050.50CT1100.161.650.0250.0050.50CT1200.161.650.0200.0050.50CT1300.161.650.0200.0050.50表A.2拉伸要求钢级屈服强度min屈服强度max抗拉强度min最大硬度HRCMPapsiMPapsiMPapsi管体和焊缝CT7048370000552800005528000022CT8055280000620900006078800022CT90620900006891000006699700022CT100689100000--75810800028CT110758110000--79311500030CT120827120000--86212500036CT130896130000--9311350003927表A.3伸长率(1)(2)(3)(4)(5)(6)(7)(8)(9)(10)代号横截面面积A2.00in标距内最小伸长率（%）规格壁厚连续油管钢级inmmin2mm2CT70CT80CT90CT100CT110CT120CT1300.7500.0802.00.1684108.617.015.514.013.012.011.510.50.7500.0832.10.1739112.217.015.514.513.012.511.510.50.7500.0872.20.1812116.917.016.014.513.012.511.510.50.7500.0952.40.1955126.117.516.014.513.512.511.511.00.7500.1022.60.2076134.017.516.015.013.512.512.011.01.0000.0751.90.2179140.618.016.515.013.513.012.011.01.0000.0802.00.2312149.218.016.515.014.013.012.011.51.0000.0832.10.2391154.318.016.515.514.013.012.011.51.0000.0872.20.2495161.018.817.015.514.013.012.011.51.0000.0952.40.2701174.318.517.015.514.013.512.511.51.0000.1022.60.2878185.619.017.516.014.513.512.512.01.0000.1092.80.3051196.819.017.516.014.513.513.012.01.0000.1183.00.3270210.919.517.516.014.514.013.012.01.0000.1253.20.3436221.719.518.016.515.014.013.012.01.0000.1343.40.3646235.219.518.016.515.014.013.012.51.2500.0751.90.2769178.618.517.015.514.513.512.511.51.2500.0802.00.2941189.719.017.516.014.513.512.512.01.2500.0872.20.3179205.119.017.516.014.514.013.012.01.2500.0952.40.3447222.419.518.016.515.014.013.012.01.2500.1022.60.3679237.320.018.016.515.014.513.012.51.2500.1092.80.3907252.120.018.517.015.514.513.512.51.2500.1183.00.4196270.720.518.517.015.514.513.512.51.2500.1253.20.4418285.020.519.017.515.515.013.513.01.2500.1343.40.4698303.121.019.017.516.015.014.013.01.2500.1453.70.5034324.721.019.517.516.015.014.013.01.2500.1564.00.5362345.921.519.518.016.515.514.513.51.2500.1754.40.5910381.321.520.018.516.515.514.513.51.5000.0872.20.3862249.220.018.517.015.014.513.512.51.5000.0952.40.4193270.520.518.517.015.514.513.512.528表A.3（续）(1)(2)(3)(4)(5)(6)(7)(8)(9)(10)代号横截面面积A2.00in标距内最小伸长率（%）规格壁厚连续油管钢级inmmin2mm2CT70CT80CT90CT100CT110CT120CT1301.5000.1022.60.4480289.020.519.017.515.515.014.013.01.5000.1092.80.4763307.321.019.017.516.015.014.013.01.5000.1183.00.5123330.521.019.518.016.015.014.013.01.5000.1253.20.5400348.421.519.518.016.515.514.513.51.5000.1343.20.5751371.021.520.018.016.515.514.513.51.5000.1453.40.6172398.222.020.018.516.516.014.513.51.5000.1564.00.6587425.022.020.518.517.016.015.014.01.5000.1754.40.7285470.022.521.019.017.516.515.014.01.5000.1884.80.7749499.923.021.019.517.516.515.514.51.5000.2045.20.8306535.923.521.018.518.017.015.514.51.7500.0952.40.4939318.721.019.517.516.015.014.013.01.7500.1022.60.5281340.721.519.518.016.015.514.013.51.7500.1092.80.5619362.521.520.018.016.515.514.513.51.7500.1183.00.6050390.322.020.018.516.516.014.513.51.7500.1253.20.6381411.722.020.518.517.016.015.014.01.7500.1343.40.6803438.922.520.519.017.016.015.014.01.7500.1453.70.7311471.722.521.019.017.516.515.014.01.7500.1564.00.7812504.023.021.019.517.516.515.514.51.7500.1754.40.8659558.623.521.519.518.017.015.514.51.7500.1884.80.9225595.224.022.020.018.017.016.015.01.7500.2045.20.9908639.224.022.020.518.517.516.015.01.7500.2245.71.0739692.824.522.520.518.517.516.515.51.7500.2506.41.1781760.125.023.021.019.018.016.515.52.0000.1092.80.6475417.822.020.518.517.016.015.014.02.0000.1183.00.6977450.122.520.519.017.016.015.014.02.0000.1253.20.7363475.022.521.019.017.516.515.014.02.0000.1343.40.7855506.823.021.019.517.516.515.514.52.0000.1453.70.8450545.223.521.519.518.017.015.514.52.0000.1564.00.9037583.023.521.520.018.017.016.015.02.0000.1754.41.0033647.324.022.020.518.517.516.015.02.0000.1884.81.0702690.524.522.520.518.517.516.515.52.0000.2045.21.1510742.625.023.021.019.018.016.515.529表A.3（续）(1)(2)(3)(4)(5)(6)(7)(8)(9)(10)代号横截面面积A2.00in标距内最小伸长率（%）规格壁厚连续油管钢级inmmin2mm2CT70CT80CT90CT100CT110CT120CT1302.0000.2245.71.2498806.325.523.021.519.518.017.016.02.0000.2506.41.3745886.725.523.521.519.518.517.016.02.0000.2767.01.4948964.426.024.022.020.019.017.516.52.0000.2817.11.5175979.026.524.022.020.019.017.516.523/80.1092.80.7760500.623.021.019.517.516.515.514.523/80.1183.00.8367539.823.521.519.518.017.015.514.523/80.1253.20.8836570.023.521.520.018.017.016.014.523/80.1343.40.9434608.624.022.020.018.017.016.015.023/80.1453.71.0158655.424.022.020.518.517.516.015.023/80.1564.01.0875701.624.522.520.518.517.516.515.523/80.1754.41.2095780.325.023.021.019.018.017.015.523/80.1884.81.2917833.325.523.521.519.518.517.016.023/80.2045.21.3914897.726.023.521.519.518.517.516.023/80.2245.71.5137976.626.024.022.020.019.017.516.523/80.2506.41.66901076.826.524.522.520.519.518.016.523/80.2767.01.82001174.227.025.023.021.019.518.017.023/80.2817.11.84861192.627.525.023.021.019.518.517.023/80.3007.61.95561261.727.525.523.021.020.018.517.525/80.1453.71.1297728.825.022.521.019.018.016.515.525/80.1564.01.2100780.725.023.021.019.018.017.015.525/80.1754.41.3470869.025.523.521.519.518.517.016.025/80.1884.81.4393928.626.024.022.020.018.517.516.025/80.2045.21.55161001.026.524.022.020.019.017.516.525/80.2245.71.68961090.127.024.522.520.519.518.017.025/80.2506.41.86531203.427.525.023.021.019.518.517.025/80.2767.02.03681314.028.025.523.521.520.018.517.525/80.2817.12.06931335.028.025.523.521.520.018.517.525/80.3007.62.19131413.728.526.024.021.520.519.017.527/80.1343.41.1539744.425.023.021.019.018.016.515.527/80.1453.71.2436802.325.023.021.019.518.017.016.027/80.1564.01.3326859.725.823.521.519.518.517.016.030表A.3（续）(1)(2)(3)(4)(5)(6)(7)(8)(9)(10)代号横截面面积A2.00in标距内最小伸长率（%）规格壁厚连续油管钢级inmmin2mm2CT70CT80CT90CT100CT110CT120CT13027/80.1754.41.4844957.726.024.022.020.019.017.516.527/80.1884.81.58701023.926.524.522.520.019.017.516.527/80.2045.21.71181104.427.024.522.520.519.518.017.027/80.2245.71.86561203.627.525.023.021.019.518.517.027/80.2506.42.06171330.128.025.523.521.520.018.517.527/80.2767.02.25351453.928.526.024.021.520.519.017.527/80.2817.12.29001477.428.526.024.022.020.519.018.027/80.3007.62.42691565.729.026.524.522.021.019.518.031/40.1453.71.4144912.526.024.022.020.018.517.516.031/40.1564.01.5163978.326.524.022.020.019.017.516.531/40.1754.41.69061090.727.024.522.520.519.518.017.031/40.1884.81.80851166.827.025.023.021.019.518.017.031/40.2045.21.95211259.427.525.523.021.020.018.517.031/40.2245.72.12951373.828.026.023.521.520.519.017.531/40.2506.42.35621520.128.526.524.022.020.519.018.031/40.2767.02.57871663.729.027.024.522.521.019.518.031/40.2817.12.62101691.029.527.024.522.521.019.518.531/40.3007.62.78031793.729.527.025.022.521.520.018.531/20.1564.01.63891057.326.524.522.520.519.018.016.531/20.1754.41.82801179.427.525.023.021.019.518.017.031/20.1884.81.95611262.027.525.523.021.020.018.517.531/20.2045.22.11241362.828.026.023.521.520.019.017.531/20.2245.72.30541487.328.526.024.022.020.519.018.031/20.2506.42.55261646.829.026.524.522.021.019.518.031/20.2767.02.79551803.529.527.025.022.521.520.018.531/20.2817.12.84171833.430.027.525.022.521.520.018.531/20.3007.63.01591945.830.027.525.523.021.520.019.0注：表中数值是基于2.00in（50.8mm）标距长度内的伸长率计算值。31表A.4压扁要求钢级D/ta板间最大间距（mmin）CT707-23D(1.074–0.0194D/t)CT80b7-23D(1.074–0.0194D/t)CT90b7-23D(1.080–0.0178D/t)CT100b7-23D(1.080–0.0178D/t)CT110b,c所有D(1.086–0.0163D/t)CT120b,d所有D(1.092–0.0140D/t)CT130b,d所有D(1.092–0.0140D/t)aD——连续油管名义外径。t——连续油管名义壁厚。b0°180°90°270°0°180°失效不作为拒收的依据。c压扁应至少为0.85D。d.压扁应至少为0.90D。32表A.5连续油管尺寸、单位长度质量和静水压试验压力（美国惯用单位制）

(1)(2)(1)(2)(3)(4)(5)(6)(7)(8)(9)(10)(11)(12)(13)(14)代号外径Din壁厚单位长度质量wpelb/ftD/t比计算内径din最小试验压力psig规定tin最小tminin规格壁厚CT70CT80CT90CT100CT110CT120CT1300.7500.0800.7500.0800.0750.579.3750.590112001280014400150001500015000150000.7500.0830.7500.0830.0780.599.0360.584116001330015000150001500015000150000.7500.0870.7500.0870.0820.628.6210.576122001400015000150001500015000150000.7500.0950.7500.0950.0900.677.8950.560134001500015000150001500015000150000.7500.1020.7500.1020.0970.717.3530.546145001500015000150001500015000150001.0000.0751.0000.0750.0700.7413.3330.8507800900010100112001230013400146001.0000.0801.0000.0800.0750.7912.5000.8408400960010800120001320014400150001.0000.0831.0000.0830.0780.8112.0480.83487001000011200125001370015000150001.0000.0871.0000.0870.0820.8511.4940.82692001050011800131001440015000150001.0000.0951.0000.0950.0900.9210.5260.810101001150013000144001500015000150001.0000.1021.0000.1020.0970.989.8040.796109001240014000150001500015000150001.0000.1091.0000.1090.1041.049.1740.782116001330015000150001500015000150001.0000.1181.0000.1180.1101.118.4750.764123001410015000150001500015000150001.0000.1251.0000.1250.1171.178.0000.750131001500015000150001500015000150001.0000.1341.0000.1340.1261.247.4630.732141001500015000150001500015000150001.2500.0751.2500.0750.0700.9416.6671.100630072008100900099001080011600表A.5（续）(1)(2)(3)(4)(5)(6)(7)(8)(9)(10)(11)(12)(13)(14)代号外径Din壁厚单位长度质量wpelb/ftD/t比计算内径din最小试验压力Psig规定tin最小tminin规格壁厚CT70CT80CT90CT100CT110CT120CT1301.2500.0801.2500.0800.0751.0015.6251.09067007700860096001060011500125001.2500.0871.2500.0870.0821.0814.3681.076730084009400105001150012600136001.2500.0951.2500.0950.0901.1713.1581.0608100920010400115001270013800150001.2500.1021.2500.1020.0971.2512.2551.0468700990011200124001370014900150001.2500.1091.2500.1090.1041.3311.4681.03293001060012000133001460015000150001.2500.1181.2500.1180.1101.4310.5931.01499001130012700141001500015000150001.2500.1251.2500.1250.1171.5010.0001.000105001200013500150001500015000150001.2500.1341.2500.1340.1261.609.3280.982113001290014500150001500015000150001.2500.1451.2500.1450.1371.718.6210.960123001400015000150001500015000150001.2500.1561.2500.1560.1481.828.0130.938133001500015000150001500015000150001.2500.1751.2500.1750.1672.017.1430.900150001500015000150001500015000150001.5000.0871.5000.0870.0821.3117.2411.3266100700079008700960010500114001.5000.0951.5000.0950.0901.4315.7891.31067007700860096001060011500125001.5000.1021.5000.1020.0971.5214.7061.296720083009300103001140012400135001.5000.1091.5000.1090.1041.6213.7611.2827800890010000111001220013300144001.5000.1181.5000.1180.1101.7412.7121.2648200940010600117001290014100150001.5000.1251.5000.1250.1171.8412.0001.2508700100001120012500137001500015000341.5000.1341.5000.1340.1261.9611.1941.23294001080012100134001480015000150001.5000.1451.5000.1450.1372.1010.3451.210102001170013200146001500015000150001.5000.1561.5000.1560.1482.249.6151.188111001260014200150001500015000150001.5000.1751.5000.1750.1672.488.5711.150125001430015000150001500015000150001.5000.1881.5000.1880.1802.647.9791.124134001500015000150001500015000150001.5000.2041.5000.2040.1962.837.3531.092146001500015000150001500015000150001.7500.0951.7500.0950.0901.6818.4211.560580066007400820091009900107001.7500.1021.7500.1020.0971.8017.1571.5466200710080008900980010600115001.7500.1091.7500.1090.1041.9116.0551.53267007600860095001050011400124001.7500.1181.7500.1180.1102.0614.8311.514700080009100101001110012100131001.7500.1251.7500.1250.1172.1714.0001.50075008600960010700118001280013001.7500.1341.7500.1340.1262.3113.0601.482810092001040011500127001380015000表A.5（续）(1)(2)(3)(4)(5)(6)(7)(8)(9)(10)(11)(12)(13)(14)代号外径Din壁厚单位长度质量wpelb/ftD/t比计算内径din最小试验压力psig规定tin最小tminin规格壁厚CT70CT80CT90CT100CT110CT120CT1301.7500.1451.7500.1450.1372.4912.0691.46088001000011300125001380015000150001.7500.1561.7500.1560.1482.6611.2181.43895001080012200135001490015000150001.7500.1751.7500.1750.1672.9510.0001.400107001220013700150001500015000150001.7500.1881.7500.1880.1803.149.3091.374115001320014800150001500015000150001.7500.2041.7500.2040.1963.378.5781.34212500143001500015000150001500015000351.7500.2241.7500.2240.2163.657.8131.302138001500015000150001500015000150001.7500.2501.7500.2500.2424.017.0001.250150001500015000150001500015000150002.0000.1092.0000.1090.1042.2018.3491.7825800670075008300920010000108002.0000.1182.0000.1180.1102.3716.9491.7646200700079008800970010600114002.0000.1252.0000.1250.1172.5116.0001.75066007500840094001030011200122002.0000.1342.0000.1340.1262.6714.9251.732710081009100101001110012100131002.0000.1452.0000.1450.1372.8813.7931.710770088009900110001210013200142002.0000.1562.0000.1560.1483.0812.8211.6888300950010700118001300015000150002.0000.1752.0000.1750.1673.4111.4291.65094001070012000134001470015000150002.0000.1882.0000.1880.1763.6410.6381.62499001130012700141001500015000150002.0000.2042.0000.2040.1923.929.8041.592108001230013800150001500015000150002.0000.2242.0000.2240.2124.258.9291.552119001360015000150001500015000150002.0000.2502.0000.2500.2384.688.0001.500133001500015000150001500015000150002.0000.2762.0000.2760.2615.097.2461.448146001500015000150001500015000150002.0000.2812.0000.2810.2665.167.1171.4381490015000150001500015000150001500023/80.1092.3750.1090.1042.6421.7892.157490056006300700077008400910023/80.1182.3750.1180.1102.8520.1272.139520059006700740082008900960023/80.1252.3750.1250.1173.0119.0002.1255500630071007900870095001020023/80.1342.3750.1340.1263.2117.7242.10759006800760085009300102001100023/80.1452.3750.1450.1373.4616.3792.085650074008300920010200111001200023/80.1562.3750.1560.1483.7015.2242.0637000800090001000011000120001300023/80.1752.3750.1750.1674.1213.5712.0257900900010100113001240013500146003623/80.1882.3750.1880.1764.4012.6331.99983009500107001190013000142001500023/80.2042.3750.2040.1924.7311.6421.9679100103001160012900142001500015000表A.5（续）(1)(2)(3)(4)(5)(6)(7)(8)(9)(10)(11)(12)(13)(14)代号外径Din壁厚单位长度质量wpelb/ftD/t比计算内径din最小试验压力psig规定tin最小tminin规格壁厚CT70CT80CT90CT100CT110CT120CT13023/80.2242.3750.2240.2125.1510.6031.9271000011400129001430015000150001500023/80.2502.3750.2500.2385.689.5001.8751120012800144001500015000150001500023/80.2762.3750.2760.2616.198.6051.8231230014100150001500015000150001500023/80.2812.3750.2810.2666.298.4521.8131250014300150001500015000150001500023/80.3002.3750.3000.2856.657.9171.7751340015000150001500015000150001500025/80.1452.6250.1450.1373.8418.1032.33558006700750084009200100001090025/80.1562.6250.1560.1484.1216.8272.31363007200810090009900108001170025/80.1752.6250.1750.1674.5815.0002.2757100810092001020011200122001320025/80.1882.6250.1880.1764.9013.9632.2497500860097001070011800129001390025/80.2042.6250.2040.1925.2812.8682.21782009400105001170012900140001500025/80.2242.6250.2240.2125.7511.7192.177900010300116001290014200150001500025/80.2502.6250.2500.2386.3510.5002.1251020011600131001450015000150001500025/80.2762.6250.2760.2616.939.5112.0731110012700143001500015000150001500025/80.2812.6250.2810.2667.049.3422.0631130013000146001500015000150001500025/80.3002.6250.3000.2857.468.7502.025122001390015000150001500015000150003727/80.1342.8750.1340.1263.9321.4552.607490056006300700077008400910027/80.1452.8750.1450.1374.2319.8282.585530061006900760084009100990027/80.1562.8750.1560.1484.5318.4292.5635800660074008200910099001070027/80.1752.8750.1750.1675.0516.4292.525650074008400930010200112001210027/80.1882.8750.1880.1765.4015.2932.499690078008800980010800118001280027/80.2042.8750.2040.1925.8214.0932.467750085009600107001180