全硅 标准查询与下载



共找到 150 条与 全硅 相关的标准,共 10

This International Standard specifies a gravimetric method for the determination of the total silicon content in steel and iron. The method

Steel and iron - Determination of total silicon content - Gravimetric method

Gravimetric method for determination of total silicon content in steel (draft)

Gravimetric method for determination of total silicon content in steel (draft)

The document specifies a gravimetric method for the determination of the total silicon content in steel and iron. The method is apllicable to silicon

Steel and iron; determination of total silicon content; gravimetric method

本标准规定了天然水、冷却水全硅含量的测定方法。 本标准适用于天然水、冷却水测定全硅含量。测定最低含量约为5mgSiO2/L,对于小于5mgSiO2/L的水样可改用分光光度法测定

Analysis of water used in boiler and cooling system. Determination of total silica

警告:使用GB/T 223的本部分的人员应有正规实验室工作的实践经验。本部分并为指出所有可能的安全问题。使用者有责任采取适当的安全和健康措施,并保证符合国家有关法规规定的条件。 GB/T 223的本部分规定了用还原性硅钼酸盐分光光度法测定钢铁中酸溶硅和全硅含量。 本部分适用于钢铁中质量分数为

Steel and iron.Determination of acid-soluble silicon and total silicon content.Reduced molybdosilicate spectrophotometric method

Steels. Determination of total silicon contents. Reduced molybdosilicate spectrophotometric method. Silicon contents between 0,01 % and 0,05 %

本标准规定了除盐水、蒸汽、凝结水、锅炉给水及炉水全硅的测定方法。 本标准适用于锅炉用水分析,全硅含量范围为:含 SiO2量(O~10O)μg/L 或(O~500)μg/L

Methods for analysis of water for boiler and for cooling Determination of total silicon Photometric method by conversion with hydrofluoric acid for low silicon

Steel and iron - Determination of total silicon content - Gravimetric method (ISO 439:1994); German version EN ISO 439:2010

Steels - Determination of total silicon contents - Reduced molybdosilicate spectrophotometric method - Part 2: Silicon contents between 0,01 % and 0,05 %

Determination of the total silicon content of steel by silicon-molybdenum blue spectrophotometry Part 2: Silicon content between 0.01% and 0.05% (draft)

Corresponds part 1 (excluding the silicium contents). Specifies principle, reagents, apparatus, sampling, procedure, expression of results and test

Steel and iron; determinaiton of total silicon content; reduced molybdosilicate spectrophotometric method; part 2: silicon contents between 0,01 and 0,05 %

This document specifies a spectrophotometric method for the determination of total silicon in steel and cast iron using reduced molybdosilicate

Steel and cast iron - Determination of total silicon contents - Reduced molybdosilicate spectrophotometric method - Part 1: Silicon contents between 0@05 % and 1@0 %

This document specifies a spectrophotometric method for the determination of total silicon in steel and cast iron using reduced molybdosilicate

Steel and cast iron - Determination of total silicon contents - Reduced molybdosilicate spectrophotometric method - Part 1: Silicon contents between 0,05 % and 1,0 %

Steel and cast iron. Determination of total silicon contents. Reduced molybdosilicate spectrophotometric method. Silicon contents between 0,05 % and 1,0 %




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