welcome to the official website of Yanan Jiasheng Petroleum Machinery Co., Ltd!
XG1 special thread casing
In early 2008,Yan'an Jiasheng and the Institute of management and research started to establish a project to develop special casing products.After three years,the design and processing procedures have been continuously improved
关键词：
隐藏域元素占位
TC-50 casing
244.48×8.94mm tc-50 is a new steel grade independently developed by our company.Compared with the similar steel grades J55 and K55,the steel grade has small grain size,pearlite+ferrite structure,no widmanstatten structure and reticular ferrite structure,and the chemical composition P,s content is far lower than API 5CT
关键词：
隐藏域元素占位
XG1 special thread casing
In early 2008,Yan'an Jiasheng and the Institute of management and research started to establish a project to develop special casing products.After three years,the design and processing procedures have been continuously improved
关键词：
隐藏域元素占位
TEL: +860911-2515900
ADDRESS: yao dian district, yan 'an, shaanxi province
copyright Yan’an Jiasheng Petroleum Machinery Manufacturing Co., Ltd.
SAF Coolest v1.1 设置面板 JJJSS-ASIW-WSSFE-ZFS
无数据提示
Sorry，当前栏目暂无内容！
您可以查看其他栏目或返回 首页