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- X80级管线钢 X80 pipeline steel
- 在成功研究、制订西气东输用X70级针状铁素体型管线钢、钢管技术条件的基础上,结合“X80级管线钢管应用工程”具体情况,通过大量试验研究,编制了X80级管线钢、钢管“技术条件”。 Through plentiful test and research under the basis of successful research and establish the technical conditions of grade X70 acicular ferrite pipeline steel,steel pipe for West to East Gas transmission pipeline,To combine the specific instances of"Application of Grade X80 Pipelines Project"and write"technical conditions"of grade X80 pipeline steel and steel pipe.
- X80级管线钢管 X80 grade pipeline steel pipe
- 同时指出,X80级管线钢和钢管在强度测试、拉伸试验试样制备、DWTT试验的异常断口判定以及碳当量的计算公式等方面,相应的公认技术标准还不够完备,应在应用过程中完善标准。 Meantime it points out that the related recognized technical standard is not maturity in strength test,sample prepare of tensile test and the abnormity fracture determining of DWTT as well as calculation formula of Carbon equivalent,etc. . of grade X80 pipeline steel and steel pipe and the standard need perfect during application process.
- X80级 X80 grade
- X65级管线钢 X65 grade pipeline steel
- X80级钢管 X80 grade steel pipe
- X80级Nb-Cr钢管 Nb-Cr X80 grade steel pipe
- 铸钢 cast(carbon) steel
- 螺纹钢 deformed steel bar
- X80级螺旋埋弧焊管 X80 grade SSAW pipe
- 带钢 band steel
- 轻钢龙骨 lightgage steel joist
- 大学英语四级 College English Band 4
- X80 X80 grade
- 粗钢 crude steel
- 船级 ship' classification
- X80厚壁焊管 X80 grade steel pipe with heavy thickness
- 耐热钢 refractory steel
- 大学英语六级考试 CET-6 [College English Test, Band Six]
