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YB/T 4537-2016 通风管用镀锌钢丝 Galvanized steel wire for vent-pipe2023-12-25

YB/T 4624-2017 桥梁钢结构用U形肋冷弯型钢 Cold-formed U-rib steel section for steel structure of bridge...2023-12-17

YB/T 5217-2019 萤石 Fluorspar2023-12-13

YB/T 4473-2015 钢制短圆柱头压接索具 Sling with short button swaged temination2023-12-13

YB/T 4722-2018 转底炉烟气余热回收利用技术规范 Technical specifications for waste heat recycling of rotary he...2023-12-13

YB/T 4761-2019 连续热镀锌铝镁合金镀层钢板及钢带 Continuously hot-dip zinc-aluminium-magnesium alloy coated s...2023-12-13

YB/T 4530-2016 氮化锰铁氮含量的测定蒸馏-中和滴定法 Nitrogen-bearing ferromanganese--Determination of nitro...2023-12-12

YB/T 4470-2015 不锈钢丝绳用钢丝 Standard specification for stainless steel rope wire2023-12-12

YB/T 4859-2020 焦炉煤气脱硫废液提盐技术规范 Technical specification for salt extraction from coke furnace ga...2023-12-12

YB/T 4730-2019 钢丝无酸洗拉拔预处理技术要求 Technical requirement for the pretreatment of steel wire without...2023-12-06

YB/T 129-2017 塑料模具钢模块 Die blocks of plastic die steel2023-12-06

YB/T 4559-2016 高炉煤气余压发电（干式）技术规范 Technical specification for top-pressure recovery turbine of bla...2023-12-06

YB/T 4435-2014 调压阀组 Pressure regulating valve bank2023-11-24

YB/T 4534-2016 插芯锁用粉末冶金拨叉 Mortise lock for powder metallurgy cam2023-11-22

YB/T 4733-2019 黑色冶金矿山井巷工程设计规范 Code for design of underground opening of ferrous metals mine...2023-11-22

YB/T 4424-2014 H 型钢专用角尺 Squares gauge for H section steel2023-11-18

YB/T 4518-2016 500KV及以上变压器用冷轧取向电工钢带 Cold-rolled grain oriented electrical steel strip for tra...2023-11-18

YB/T 4740-2019 工程机械涨紧机构用弹簧钢 Spring steels for tension mechanism of engineering machinery...2023-11-17

YB/T 4289-2020 钢管、钢棒自动漏磁检测系统综合性能测试方法 Measurement method of comprehensive properties for...2023-11-16

YB/T 4960-2021 冶金企业污染场地地下水抽提技术规范 Technical specification for groundwater in-situ monitoring...2023-11-10

YB/T 4072-2021 高炉热风阀 Blast furnace hot blast valve2023-11-03

YB/T 190.12-2014 连铸保护渣三氧化二硼含量的测定电感耦合等离子体原子发射光谱法 Continuous casting mould pow...2023-11-03

YB/T 4751-2019 H型钢腹板平面度检验平尺 H type steel webs flatness inspection ruler2023-11-03

YB/T 4001.2-2020 钢格栅板及配套件第2部分：钢格板平台球型护栏 Steel bar grating and matching parts Part 2: Gra...2023-11-02

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