The Technical Center of the company has developed new products of API and Non-API series, like High-collapse, Anti-H2S Tubing & Casing, thermal application Tubing & Casing, Drill pipe body, line pipe, special drift casing, perforating barrel, insulated tubing, super strength sucker rod, pumping unit with high strength. Many of them have been tested and evaluated by authoritative departments, and been exported to America, Russia, Middle-East, Southeast Asia etc.
On November 28, 2007, during the centralized procurement of Tubing & Casing on CNPC Energy Ahead for 2008, the company continued to be qualified for the supply of API Tubing & Casing to all the oil fields of CNPC in 2008. The company believes that with the continuous development and application of new products and technologies, it will meet the needs of the international and domestic petroleum industry in the high-end field, effectively improve the competitiveness of the company's products, enhance the company's position in the industry, create good business performance, and maintain the company's steady, high-speed and long-term development.
Capacity:Up to end of 2007, the capacity is that Rolling: 400,000 tons, Upsetting: 100,000 tons, Heat treatment: 200,000 tons(high grade OCTG), threading: 350,000 tons(finished tubing and casing).
Product features:high purity, stable chemical compositions, good surface, high precision of geometric dimensions, excellent comprehensive mechanical and technological properties.
Key equipment: the key equipment for tubing & casing production line are introduced from Europe, Japan and large-scale professional manufacturers in China. The whole process of manufacturing is controlled by computer automation equipped with professional, complete and advanced online and offline inspection and testing equipment. There are advanced automatic monitoring, temperature control system and pipe rotating quenching system with internal and external spraying water on two heat treatment lines. In 2006, a Multi-functional automatic Ultrasonic Testing Machine was imported from UK with the most advanced detection technology, including oblique and lamination inspection in addition to transverse & longitudinal inspection and full-length wall thickness.
| 国产一级a爱做片免费☆观看 | 欧美色熟妇另类久久久 | 亚洲阿v天堂2017在线看先锋最新视频 | 亚洲无码四区五区 | 懂色av蜜臀av粉嫩av分享吧最新章节 | 91少妇人妻偷人精品 | 久久国产精品嫩草影院的推荐理由 | 国产精品三级三级三级 | 性一交一乱一A片熟女视频一漫画 | 亚洲AV无码成人精品区一本婷婷 | 一区二区三区无码视频 | 日韩精品一区二区午夜成人版 | 免费超爽超舒服av网站 | 四虎8848精品成人免费网站 | 亚洲欧美另类日本 | 嫩草AV无码精品一区三区 | 欧美一区二区三区五月天婷婷 | 亚洲va999成人A片在线观看 | 中文字幕第一页在线 | 亚洲一级A片毛毛aA片18 | 特级西西444www大胆免费看 | 亚洲av影院在线观看 | 精品久久久久久无码人走 | 麻豆AV.com | 9丨色成人少妇无码精品播放 | 国产精品成人AV | 中文字幕高清在线 | 精品女人无套毛片A片 | 国产热门精品一区二区三区 | 欧美日韩高清在线看 | 伦色情理伦片A片AAA毛 | 成人3D动漫精品一区二区三区 | 无码人妻精品一区二区蜜桃色欲 | 久久精品成人91一区二区 | 免费看少妇高潮A级毛片9999 | 免费看黄色的视频 | 韩国午夜福利欧美午夜福利 | 色婷婷AV一区二区三区大白胸 | 欧美一夜爽爽爽爽爽爽爽 | 久久精品综合棕色 |