This standard specifies sampling and test methods for foundry sands and molding mixtures.
This standard is applicable to the determination of moisture content,clay content,particle size,compactability,permeability,strength,ADV,LOI,gas evolution and gas evolution rate for the foundry sands and molding mixtures.
定价: 492元 / 折扣价: 419 元 加购物车
This standard specifies the terms and definitions,classification of gas mixtures,basic conditions,personnel requirements,equipment, facilities,technical requirements,filling of gas mixture cylinder,emergency management,packaging,marking,storage and transportation.
This standard is applicable to the filling of cylinders for preparing gas-gas mixture and liquid-liquid mixture.Filling of gas mixture cylinders with other special purposes can refer to this standard.
定价: 372元 / 折扣价: 317 元 加购物车