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GB/T 16507.2-2022水管锅炉第2部分：材料Water-tube boilers—Part 2: Materials2022-10-26

GB/T 4340.4-2022金属材料维氏硬度试验第4部分: 硬度值表Metallic materials—Vickers hardness test—Part 4：Tabl...2022-10-26

GB/T 18449.4-2022金属材料努氏硬度试验第4部分: 硬度值表Metallic materials—Knoop hardness test—Part 4: Tab...2022-10-26

JB/T 7925.1-1995滑动轴承单层轴承减摩合金硬度检验方法Plain bearings-Hardness testing of bearing metals-Solid ...2022-06-14

GB 15763.1-2009建筑用安全玻璃.第1部分:防火玻璃Safety glazing materials in building—Part 1:Fire-resistant gl...2022-06-15

JB/T 4114-1999烧结纯铁软磁材料.技术条件Specification for sintered iron soft magnetic materials2022-06-14

GB/T 25165-2010明胶中牛、羊、猪源性成分的定性检测方法实时荧光PCR法Protocol of identification of bovine,capr...2022-06-14

GB/T 17809-1999阻尼材料复模量图示法Damping materials--Graphical presentation of the complex modulus...2022-06-14

GB/T 20285-2006材料产烟毒性危险分级Toxic classification of fire effluents hazard for materials2022-06-12

SJ/T 10246-1991微波介质材料.A—陶瓷A-Ceramic for microwave dielectric materials2022-06-12

GB/T 9637-2001电工术语磁性材料与元件Electrotechnical terminology--Magnetic materials and components...2022-06-10

JJG 406-1986弱磁材料标准样品试行检定规程for Standard Sample of Feebly Megnetic Materials2022-06-10

GB/T 239.2-2012金属材料.线材.第2部分:双向扭转试验方法Metallic materials - Wire - Part 2: Reverse torsion tes...2022-06-10

YC/T 414-2011烟用标准样品编码规则Reference materials coding rule of tobacco2022-06-09

GB/T 6398-2017金属材料疲劳试验疲劳裂纹扩展方法Metallic materials—Fatigue testing—Fatigue crack growth ...2022-06-09

SJ/T 10245-1991复合微波介质基片Microwave ceramic dielectric materials-Microwave composite dielectric substra...2022-06-06

GB/T 33914-2017饲料原料喷雾干燥猪血浆蛋白粉Feed materials—Spray-dried porcine plasma powder...2022-06-06

GB/T 13732-2009粒度均匀散料抽样检验通则General rules for sampling inspection of bulk materials with uniform ...2022-06-06

GB 9656-2021机动车玻璃安全技术规范Safety technical specification for glazing materials used in power-driven ...2022-03-22

GB/T 3074.1-2021炭素材料抗折强度测定方法The test method for flexural strength of carbon materials...2022-03-22

GB/T 24183-2021金属材料薄板和薄带制耳试验方法Metallic materials. Sheet and Strip. Earing test...2022-03-18

GB/T 24524-2021金属材料薄板和薄带扩孔试验方法Metallic materials. Sheet and strip. Hole expanding test...2022-03-18

GB/T 37199.1-2021塑料聚丁烯（PB）模塑和挤出材料第1部分：命名系统和分类基础Plastics. Polybutene(PB) moulding and ...2022-03-18

GB/T 40371-2021气焊设备焊接、切割及相关工艺设备用材料Gas welding equipment. Materials for equipment used in...2022-03-18

GB/T 22271.1-2021塑料聚甲醛（POM）模塑和挤出材料第1部分：命名系统和分类基础Plastics. Polyoxymethylene(POM)mouldi...2022-03-14

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