strength grade的意思|示意

Suitable for welding of critical structures of low carbon steel and low-grade strength of low alloy.

用于焊接较重要的低碳钢结构和强度等级较低的低合金钢。

So the properties of plastic molding for lower strength grade lumber can be improved by reducing the strain rate.

硬化强度等级低的板材可以通过降低变形速率改善塑性成型性能。

It shows the axial tension initial cracking strength of concrete increases with the increasing of steel fiber volume ratio and enhancing of concrete strength grade separately.

结果表明：混凝土轴拉初裂强度分别随钢纤维体积率的增大和混凝土强度等级的提高而增大。

Founded in 1989, specializing in the production of high-grade lock, enterprise strong technical strength, advanced production technology, strict quality management.

公司建立于1989年，专业生产中高档锁具，企业技术力量雄厚，生产工艺先进，质量管理严格。

Activated by sodium glass, chemically bonded ceramics were produced with water-hardened slag grains from blast furnace, and the strength grade could be the same as grade 52.5 cement.

采用水玻璃激发高炉粒化矿渣，制备出了强度等级达到水泥52.5的化学结合陶瓷，并研究其反应机理。

Compared with available cement with slag mixture, the said cement has greatly raised 28-day strength, over Grade 700.

此种水泥与加矿渣混合材的水泥对比，28天强度有大幅度提高，可达700号以上。