我公司提供不同钢级、多种规格的ERW石油钢管。
Our company can provide various steel grade and specification ERW oil pipes.
表壳：高钢级。
并对当前制约高钢级钢管应用的几个技术问题进行了探讨。
Some problems about the technical limits for utilization of high-strength steel pipes are discussed.
对X65钢级板卷以及其制成钢管的同方向拉伸性能进行了试验。
A test was made of the concurrent tension performance of X65 rolled sheet and the pipe made of it.
文章介绍了国内外常用和将采用钢管的钢级强度值，并进行了经济分析。
Introduced the steel grade and strength of common used and will be used steel pipe in the world and carried out economic analysis.
引鞋的外部由钢制成，一般与套管的尺寸和螺纹匹配，如果钢级不匹配的话。
The outer portions of the guide shoe are made from steel, generally matching the casing in size and threads, if not steel grade.
采用有限元法对低匹配条件下x 80钢级管线钢焊接接头的变形能力进行了研究。
The deformability of under-matched X80 grade pipeline steel welding joint was studied through Finite Element Method.
对X80钢级直缝埋弧焊管管体的应变时效行为进行了试验模拟，结果与分析相吻合。
Then the strain aging behavior of X80 grade LSAW pipe body was conducted a test simulation and the result coincide with the former analysis.
串接钻具时，要按照设计逐根检查，以便确认每个单根的重量、钢级和下井顺序正确无误。
When picking up drill pipe, visually check each joint of pipe picked up to be sure it is in proper sequence according to weight, grade and class as designed.
浮鞋的外壁由钢制成，且一般与套管的尺寸和丝扣匹配，然而浮鞋的钢级不一定要与套管钢级一致。
The outer portions of the float shoe are made of steel and generally match the casing size and threads, although not necessarily the casing grade.
介绍了该钢级套管的开发背景、套管的性能指标、基本生产工艺过程及实际性能检验结果等方面情况。
Described in the paper are such aspects of the casing as development background, designed property values, manufacturing process steps as we...
在苏丹管线用螺旋埋弧焊管生产过程中，根据钢级及强度匹配要求，选用J557焊条作为打底焊材料。
During the manufacturing of SSAW pipe for Sudan pipeline, J557 electrode shall be applied as bottom weld materials according to the matched requirement of grade and strength.
对某厂x 80高钢级管线钢母材、焊缝、热影响区进行了夏比冲击韧性试验，对其有效晶粒进行了研究。
The Charpy impact test of base metal, weld and heat affected zone of X80 grade pipeline steel of certain factory was conducted, and its effective grain was researched.
介绍了该钢级套管的开发背景、套管的性能指标、基本生产工艺流程、实际性能检验结果及油田的使用结果。
The development background, casing property index, product process production property measuring results and casing used result in oil-field are presented.
事实上，它是如此好抗褪色，生锈和腐蚀，这种钢级往往是在海洋环境中使用，因为它是无镍，也是在外科手术中。
In fact, it is so good at resisting fade, rust and corrosion, that this grade of steel is often used in Marine environments and since it is nickel free it is also used in surgical procedures.
包钢通过对n 80 Q钢种和热处理工艺的研究，成功地开发生产了性能满足标准要求和用户需要的N80 Q钢级石油套管。
Through researching N80Q steel kind and the heat treatment technology, we have successfully developed and produced N80Q grade oil casing which meets the API standard and the user's requirement.
结果表明，X80级管线钢在焊接过程中形成的热影响区由不同温度下形成的梯度组织组成。
The results indicate that HAZ produced during welding of grade X80 steel is made up of grads structure under different temperature.
采用焊接热模拟技术和显微分析方法，研究了回火焊道热处理对X80级管线钢焊接热影响区韧性的影响规律。
The effects of tempering weld-pass treatment on toughness of HAZ of X80 pipeline steel were studied by the technique of welding thermal simulation and the method of microscope analysis.
美国尼必可球墨铸铁阀门符合ANSI B 16.42标准150磅级法兰和相同端对端尺寸的125磅级铸铁或150磅级钢阀门。
NIBCO Ductile iron valves come standard ANSI B16.42 Class 150 flanges and the same end-to-end dimensions as Class 125 iron or Class 150 steel valves.
比如，超高分子量聚乙烯(UHMWPE)强度是钢的15倍，提供了5级防割。
For example, ultra high molecular weight polyethylene (UHMWPE) is 15 times stronger than steel and offers level 5 cut protection.
分析了X80级管线钢应用中应关注的几个问题。
It analyses the few attention issues applied in grade X80 pipeline steel.
在过去几十年X 70级管线钢的典型组织一直是铁素体-珠光体。
In the past decades of years the typical structure of pipeline steel X70 was the ferrite-pearlite.
研究了X80级管线钢焊接热影响区不同区域的韧性分布。
Toughness distributions of different area on HAZ of grade X80 pipeline steel have been studied.
根据《钢质海船入级与建造规范》（简称“钢规”）规定的半悬挂舵的计算模型直接进行计算。
The calculation is directly carried out based on the semi-hanging rudder model of Steel Ship Specification of Classification & Shipbuilding.
简要介绍了宝钢试制的以针状铁素体组织为特征的X80级管线钢热轧板卷。
It represents the trial manufacture of grade X80 pipelines steel hot rolled coil with characteristic of acicular ferrite at BaoSteel Mill.
在这些阀门上不能使用250磅级铸铁和300磅级钢法兰。
Class 250 cast iron and Class 300 steel flanges can not be used on these valves.
最后就重级工作制钢吊车梁上部区域出现疲劳裂缝的修复与加固方案提出了一些意见和建议。
Finally, it presents some advice and Suggestions for the repairing and strengthening method of fatigue crack of upper part of steel crane-girder in the high-frequency.
介绍了迁钢各系统水的串接使用，探讨了串级用水技术在钢铁生产工艺中的高炉、转炉、轧钢及厂与厂之间的中的应用。
It discussed the application of the water in series technology in blast furnace, converter, steel rolling of iron and steel production, and between factories.
介绍了迁钢各系统水的串接使用，探讨了串级用水技术在钢铁生产工艺中的高炉、转炉、轧钢及厂与厂之间的中的应用。
It discussed the application of the water in series technology in blast furnace, converter, steel rolling of iron and steel production, and between factories.
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