铸造用高纯生铁

High purity pig iron for foundry

挖掘机 铸造斗齿 技术条件

Specifications for excavator cast bucket tooth

金属材料三体磨料磨损试验方法

Test method on three body abrasion of metallic materials

芯砂高温性能试验方法

Test method of high temperature performance for core sand

风电用球墨铸铁件订货技术条件

The customer's technical condition of spheroidal graphite cast iron for wind power

质量分级及“领跑者”标准评价要求 管道用球墨铸铁修补器

Assessment requirements for quality grading and forerunner - Ductile iron repair clamps for pipelines

“领跑者”标准评价要求 水及燃气用球墨铸铁管、管件及附件

Assessment requirements for forerunner standard-Ductile iron fittings and accessories for water applications

连接预应力钢筒混凝土管（PCCP）的球墨铸铁管件

Ductile iron fittings for connection of prestressed concrete cylinder pipe

质量分级及“领跑者”评价要求 低压铸造机

Assessment requirements for quality grading and forerunner - Low pressure die casting machine

铸造用人工硅砂通用技术条件

Technical standard for artificial silica sand for foundry