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GB/T 2275-2007e 镁砖和镁铝砖 被代替 发布日期 :  2007-10-25 实施日期 :  2008-04-01

This standard specifies the classification,technological requirements,test methods,quality appraisal procedure,marking,packing,transportation,storage and quality certificate of magnesia and magnesia alumina bricks.
This standard is applicable to the burned magnesia and magnesia alumina bricks for industries of iron and steel,nonferrous metal and building materials.

定价: 192元 / 折扣价: 164 加购物车

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GB/T 22590-2008e 轧钢加热炉用耐火浇注料 被代替 发布日期 :  2008-12-15 实施日期 :  2009-10-01

This standard specifies the classification,technological requirements,test methods,quality appraisal procedure,packing,marking,transportation,storage and quality certificate of castables for reheating furnaces.
This standard is applicable to the refractory castables for working lining and insulating lining in the low,medium and high temperature parts and water cooling pipes for reheating furnaces.

定价: 192元 / 折扣价: 164 加购物车

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