您要查找的是不是：
- 对X80级热轧板卷及用其所试制的螺旋埋弧焊管的拉伸、冷弯、硬度、系列温度冲击韧性、DWTT等性能进行了测试。 It test the properties of grade X80 steel and its trial-manufactured spiral submerged arc welded pipe produced with tensile test,bending test,hardness test,series temperature impact toughness,DWTT etc. .
- X80级螺旋埋弧焊管 X80 grade SSAW pipe
- 螺旋埋弧焊管 SSAW pipe
- 通过夏比冲击试验和落锤撕裂试验(DWTT),测得国产X80级直缝埋弧焊接钢管低温韧性。 It obtains low temperature toughness of China made grade X80 LSAW pipe by Charpy impacting test and DWTT.
- X80级 X80 grade
- 螺旋埋弧焊管焊缝两侧圆度的分析 Roundness Analysis in Both Sides of Weld Seam in Spirally Submerged Arc Welded Pipe
- X80钢级直缝埋弧焊管 X80 steel SAW straight welded tube
- X80管线钢螺旋焊管 X80 SSAW pipe
- 螺旋埋弧焊 SSAW
- 埋弧焊 hidden arc welding
- 焊管工业 Weld pipe industry
- 埋弧堆焊 submerged arc build-up welding
- 焊管行业 Weld pipe industry
- 氩弧焊补 TIG welding-repair
- 埋弧式电炉 Submerged Arc Electric Furnace
- 焊管企业 Welded pipe plant
- 直流埋弧炉的运行优势 OPERATION ADVANTAGE OF DIRECT CURRENT SUBMERGED ARC FURNACE
- 双层焊管法 bundyweld process
- 裸线弧焊 bare wire welding
- 数字控制的埋弧自动焊机研制 Development of submerged arc welder with digital control
