GB/T 40341-2021深海油田钻采用高强韧合金结构钢棒High strength and toughness alloy structure steel bars for deep sea oil field drilling and exploiting GB/T 40341-2021深海油田钻采用高强韧合金结构钢棒High strength and toughness alloy structure steel bars for deep sea oil field drilling and exploiting

GB/T 40341-2021深海油田钻采用高强韧合金结构钢棒High strength and toughness alloy structure steel bars for deep sea oil field drilling and exploiting

  • 标准类别:[GB] 国家标准
  • 标准大小:
  • 标准编号:GB/T 40341-2021
  • 标准状态:
  • 更新时间:2022-03-18
  • 下载次数:
标准简介

GB/T 40341-2021深海油田钻采用高强韧合金结构钢棒High strength and toughness alloy structure steel bars for deep sea oil field drilling and exploiting

标准截图