Browse Standards

信息处理 文本通信用编码字符集 第二部分:图形字符集

Information processing--Coded character sets for text communication--Part 2:Graphic character sets

信息处理 文本通信用编码字符集 第一部分:总则

Information processing--Coded character sets for text communication--Part 1:General introduction

光学长度计量仪器 基本参数

Optical length measuring instruments--Basicparameters

铁路用粗制轮箍

Rough-rolled tyres for railway

铁路用辗钢整体车轮

Rolled solid wheels for railway

低筋小麦粉

Low gluten wheat flour

高筋小麦粉

High gluten wheat flour

金属锰化学分析方法 盐酸联氨-碘量法测定硒量

Methods for chemical analysis of manganese metal--The diamine hydrochloride-iodo-metric method for the determination of selenium content

钢铁及合金化学分析方法 高碘酸钠(钾)光度法测定锰量

Methods for chemical analysis of iron，steel and alloy--The sodium (potassium) periodate photometric method for the determination of manganese content

钢铁及合金化学分析方法 二安替比林甲烷磷钼酸重量法测定磷量

Methods forchemical analysis of iron，steel and alloy--The diantipyryl methane phosphomolybdate gravimetric method for the determination of phosphorus content

钢铁及合金化学分析方法 乙酸丁酯萃取光度法测定磷量

Methods for chemical analysis of iron，steel and alloy--The butyl acetate extraction photometric method for the determination of phosphorus content

钢铁及合金化学分析方法 磷钼酸铵容量法测定磷量

Methods for chemical analysis of iron，steel and alloy--The ammonium phosphomolybdate volumetric method for the determination of phosphorus content

热轧扁钢尺寸、外形、重量及允许偏差

Dimensions，shape，weight and tolerances for hot-rolled flats

金属管状远红外辐射加热器

Metal tube far infraed heater

止动垫圈技术条件

Specification for tab washer

等长双头螺柱 C级

Double end studs (clamping type)--Product grade C

等长双头螺柱 B级

Double end studs (clamping type)--Product grade B

双头螺柱 bm=2d

Double end studs--bm=2d

双头螺柱 bm=1.5d

Double end studs--bm=1.5d

双头螺柱 bm=1.25d

Double end studs--bm=1.25d