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GB standards are the China national standards; Prefix code GB are Mandatory standards, GB/T are Recommended standards; All products or service must be compliance with GB standards; If you want to export products or services to huge Chinese market, need ensure they are meet the requirements of GB china national standards;  We provide Chinese GB standards and English version GB standards  Lookup, Translate, Download, Imported Commodity GB standards Testing and Compliance review services.
  •  China "LC" GB Standards List:
  • Standard  Code Standard Title Standard Class Order
    GB/T 42279-2022 VuLCanized or thermoplastic rubber Determination of tensile set at constant elongation and determination of tensile set, elongation and creep at constant tensile load
    硫化橡胶或热塑性橡胶 在恒定伸长率下测定拉伸永久变形及在恒定拉伸载荷下测定拉伸永久变形、伸长率和蠕变
    China National Standards
    LC

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    GB/T 42278-2022 VuLCanized rubber - Determination of hot tensile stress
    硫化橡胶 热拉伸应力的测定
    China National Standards
    LC

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    GB/T 39693.8-2022 VuLCanized rubber or thermoplastic rubber - Determination of hardness - Part 8: Determination of apparent hardness of rubber rollers by Zhao's hardness (P&J) method
    硫化橡胶或热塑性橡胶 硬度的测定 第8部分:赵氏硬度(P&J)法测定胶辊的表观硬度
    China National Standards
    LC

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    GB/T 39693.7-2022 VuLCanized rubber or thermoplastic rubber - Determination of hardness - Part 7: Determination of the apparent hardness of rubber rollers by the Shore hardness method
    硫化橡胶或热塑性橡胶 硬度的测定 第7部分:邵氏硬度法测定胶辊的表观硬度
    China National Standards
    LC

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    GB/T 41945-2022 Rubber and vuLCanizate - Determination of metal content by inductively coupled plasma optical emission spectrometry (ICP-OES)
    生胶和硫化胶 用电感耦合等离子体发射光谱仪(ICP-OES)测定金属含量
    China National Standards
    LC

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    GB/T 41941-2022 VuLCanized rubber - Determination of fatigue crack growth rate
    硫化橡胶 疲劳裂纹扩展速率的测定
    China National Standards
    LC

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    GB/T 42122-2022 VuLCanized rubber or thermoplastic rubber - Determination of abrasion resistance (modified Lamborn abrasion tester method)
    硫化橡胶或热塑性橡胶 耐磨性能的测定(改进型兰伯恩磨耗试验机法)
    China National Standards
    LC

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    GB/T 26416.3-2022 Chemical analysis methods of rare earth ferroalloys - Part 3: Determination of caLCium, magnesium, aluminum, nickel, manganese content - Inductively coupled plasma emission spectrometry
    稀土铁合金化学分析方法 第3部分:钙、镁、铝、镍、锰量的测 定 电感耦合等离子体发射光谱法
    China National Standards
    LC

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    GB/T 27977-2022 Electric energy efficiency test and caLCulation method for cement production
    水泥生产电能能效测试及计算方法
    China National Standards
    LC

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    GB/T 42249-2022 Technical indicators and caLCulation methods for comprehensive utilization of mineral resources
    矿产资源综合利用技术指标及其计算方法
    China National Standards
    LC

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    GB/T 42273-2022 Zirconium compound chemical analysis method CaLCium, hafnium, titanium, sodium, iron, chromium, cadmium, zinc, manganese, copper, nickel, lead content determination Inductively coupled plasma atomic emission spectrometry
    锆化合物化学分析方法 钙、铪、钛、钠、铁、铬、镉、锌、锰、铜、镍、铅含量的测定 电感耦合等离子体原子发射光谱法
    China National Standards
    LC

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    GB/T 42210-2022 Point-to-point (P2P) signal interface for LCD display Electrical parameters
    液晶显示屏用点对点(P2P)信号接口 电参数
    China National Standards
    LC

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    GB/T 20657-2022 Oil and gas industry - Performance formulas and caLCulations for casing, tubing, drill pipe, and line pipe used as casing or tubing
    石油天然气工业 套管、油管、钻杆和用作套管或油管的管线管性能公式及计算
    China National Standards
    LC

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    GB 41618-2022 Emission standard of air pollutants for lime and caLCium carbide industry
    石灰、电石工业大气污染物排放标准
    China National Standards
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    GB/T 41877.1-2022 Plastics - Ethylene-vinyl aLCohol (EVOH) copolymer molding and extrusion materials - Part 1: Nomenclature system and basis of classification
    塑料 乙烯-乙烯醇(EVOH)共聚物模塑和挤出材料 第1部分:命名系统和分类基础
    China National Standards
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    GB/T 41877.2-2022 Plastics - Ethylene-vinyl aLCohol (EVOH) copolymer molding and extrusion materials - Part 2: Specimen preparation and property determination
    塑料 乙烯-乙烯醇(EVOH)共聚物模塑和挤出材料 第2部分: 试样制备和性能测定
    China National Standards
    LC

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    GB/T 18029.2-2022 WheeLChairs - Part 2: Determination of the dynamic stability of electric wheelchairs
    轮椅车 第2部分:电动轮椅车动态稳定性的测定
    China National Standards
    LC

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    GB/T 18029.25-2022 WheeLChairs - Part 25: Batteries and chargers for electric wheelchairs
    轮椅车 第25部分:电动轮椅车的电池和充电器
    China National Standards
    LC

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    GB/T 32561.5-2022 Infrared Optical ChaLCogenide Glass Test Methods Part 5: Stress Birefringence
    红外光学硫系玻璃测试方法 第5部分:应力双折射
    China National Standards
    LC

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    GB/T 32561.4-2022 Infrared Optical ChaLCogenide Glass Test Method Part 4: Optical Absorption Coefficient
    红外光学硫系玻璃测试方法 第4部分:光吸收系数
    China National Standards
    LC

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    GB/T 40887.2-2022 WheeLChairs and occupant restraint systems for barrier-free passenger cars - Part 2: Forward-facing wheelchair occupant systems
    无障碍客车的轮椅车及乘坐者限位系统 第2部分: 前向式轮椅车乘坐者系统
    China National Standards
    LC

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    GB/T 30661.6-2022 Seats for wheeLChairs - Part 6: Simulated use and determination of seat cushion performance changes
    轮椅车座椅 第6部分:模拟使用和座垫性能变化的测定
    China National Standards
    LC

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    GB/T 41683-2022 Determination of the banned substance coLChicine and its derivative colcemid in cosmetics by liquid chromatography-tandem mass spectrometry
    化妆品中禁用物质秋水仙碱及其衍生物秋水仙胺的测定 液相色谱-串联质谱法
    China National Standards
    LC

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    GB/T 41517-2022 Ships and offshore technology - Ventilation of cargo spaces of vehicles capable of traveling with internal combustion engines - Theoretical caLCulation of the total airflow demand
    船舶和海上技术 可行驶内燃机车辆的货舱的通风 气流总需量的理论计算
    China National Standards
    LC

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    GB/T 41523-2022 Paper, board and pulp - Determination of total magnesium, caLCium, manganese, iron and copper
    纸、纸板和纸浆 镁、钙、锰、铁及铜总量的测定
    China National Standards
    LC

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    GB/T 41672-2022 Surgical Implants Osteoinductive CaLCium Phosphate Bioceramics
    外科植入物 骨诱导磷酸钙生物陶瓷
    China National Standards
    LC

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    GB/T 41635-2022 Guidelines for Finite Element CaLCulation of Electric Field Distribution of High Altitude Electrical Equipment
    高海拔电气设备电场分布有限元计算导则
    China National Standards
    LC

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    GB/T 16508.3-2022 Shell boilers Part 3: Design and strength caLCulations
    锅壳锅炉 第3部分:设计与强度计算
    China National Standards
    LC

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    GB/Z 41476.4-2022 Non destructive testing instruments - radiation protection rules for X-ray equipment up to 1mV - Part 4: CaLCulation of control area
    无损检测仪器 1MV以下X射线设备的辐射防护规则 第4部分:控制区域的计算
    China National Standards
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    GB/Z 41476.3-2022 Non destructive testing instruments - radiation protection rules for X-ray equipment below 1mV - Part 3: caLCulation formulas and charts for radiation protection of X-ray equipment below 450kv
    无损检测仪器 1MV以下X射线设备的辐射防护规则 第3部分:450kV以下X射线设备辐射防护的计算公式和图表
    China National Standards
    LC

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    GB/T 41467-2022 Measurement and caLCulation of spot color gradation in printing technology
    印刷技术 专色阶调值的测量与计算
    China National Standards
    LC

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    GB/T 41437-2022 Determination of naringin and dinaammonium benzoate in finger painting pigments HPLC method
    指画颜料中苦味剂柚皮苷和苯甲酸地那铵含量的测定 高效液相色谱法
    China National Standards
    LC

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    GB/T 41436-2022 Determination of triclosan and Trichlorocarban in finger painting pigments HPLC method
    指画颜料中三氯生和三氯卡班含量的测定 高效液相色谱法
    China National Standards
    LC

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    GB/T 41423-2022 CaLCulation of long-term luminous flux and radiation flux maintenance rate of LED packaging
    LED封装 长期光通量和辐射通量维持率的推算
    China National Standards
    LC

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    GB/T 29341-2022 CaLCium aluminate for water treatment chemicals
    水处理剂用铝酸钙
    China National Standards
    LC

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    GB/T 19749.2-2022 Coupling capacitors and capacitor dividers—Part 2: DC or AC single-phase coupling capacitor connected between line and ground for power line carrier-frequency (PLC) application
    耦合电容器及电容分压器 第2部分:接于线与地之间用于电力线路载波(PLC)的直流或交流单相耦合电容器
    China National Standards
    LC

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    GB/T 41133-2022 Determination of lycopene, lutein and carotene in tomato products—Ultra performance liquid chromatography(UPLC) method
    番茄制品中番茄红素、叶黄素、胡萝卜素含量的测定  超高效液相色谱法
    China National Standards
    LC

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    GB/T 4333.8-2022 Ferrosilicon—Determination of caLCium content—Flame atomic absorption spectrometry
    硅铁 钙含量的测定 火焰原子吸收光谱法
    China National Standards
    LC

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    GB/T 3286.11-2022 Methods for chemical analysis of limestone and dolomite—Part 11: Determination of caLCium oxide, magnesium oxide, silicon dioxide, aluminium oxide and iron oxide content—Wavelength dispersive X-ray fluorescence spectrometry (Fused cast bead method)
    石灰石及白云石化学分析方法 第11部分:氧化钙、氧化镁、二氧化硅、氧化铝及氧化铁含量的测定 波长色散X射线荧光光谱法(熔铸玻璃片法)
    China National Standards
    LC

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    GB/T 19427-2022 Determination of 12 phenolic compounds in propolis— HPLC-MS/MS method and HPLC method
    蜂胶中12种酚类化合物含量的测定 液相色谱-串联质谱法和液相色谱法
    China National Standards
    LC

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    GB/T 16507.4-2022 Water-tube boilers—Part 4: Strength caLCulation of pressure parts
    水管锅炉  第4部分:受压元件强度计算
    China National Standards
    LC

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    GB/T 41350-2022 Remanufacturing Energy saving and emission reduction evaluation index and caLCulation method
    再制造 节能减排评价指标及计算方法
    China National Standards
    LC

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    GB/T 41330-2022 Analysis method of boiler water and cooling water Determination of trace copper, iron, sodium, caLCium, magnesium content Inductively coupled plasma mass spectrometry (ICP-MS) method
    锅炉用水和冷却水分析方法  痕量铜、铁、钠、钙、镁含量的测定  电感耦合等离子体质谱(ICP-MS)法
    China National Standards
    LC

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    GB/T 8152.16-2022 Methods for chemical analysis of lead concentrates - Part 16: Determination of caLCium oxide content - Flame atomic absorption spectrometry
    铅精矿化学分析方法 第16部分:氧化钙含量的测定 火焰原子吸收光谱法
    China National Standards
    LC

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    GB/T 41333-2022 Technical requirements for complete sets of equipment for lime caLCination
    石灰煅烧成套装备技术要求
    China National Standards
    LC

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    GB/T 41270.9-2022 Avionics process management—Effects of atmospheric radiation—Part 9: Procedures and methods for caLCulating single event effect failure rates for avionics
    航空电子过程管理 大气辐射影响 第9部分:航空电子设备单粒子效应故障率计算程序与方法
    China National Standards
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    GB/T 41340.2-2022 Technical Specifications for CaLCulation of Power Generation of Ocean Power Stations Part 2: Wave Energy
    海洋能电站发电量计算技术规范 第2部分:波浪能
    China National Standards
    LC

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    GB/T 41340.1-2022 Technical Specification for CaLCulation of Power Generation of Ocean Power Station Part 1: Tidal Current
    海洋能电站发电量计算技术规范 第1部分:潮流能
    China National Standards
    LC

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    GB/T 34273-2021 Standard test method for caLCulated cetane index of coal liquefaction diesel—Four variable equetion
    煤液化柴油十六烷指数计算法 四变量公式法
    China National Standards
    LC

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    GB/T 26281-2021 Methods for the caLCulation of heat balance,heat efficiency and comprehensive energy consumption of cement rotary kiln
    水泥回转窑热平衡、热效率、综合能耗计算方法
    China National Standards
    LC

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    GB/T 24370-2021 Nanotechnologies—Characterization of cadmium chaLCogenide colloidal quantum dot—UV-Vis absorption spectroscopy
    纳米技术 镉硫族化物胶体量子点表征 紫外-可见吸收光谱法
    China National Standards
    LC

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    GB/T 40955-2021 Determination of octamethyLCyclotetrasiloxane(D4) and decamethylcyclopentasiloxane(D5) in cosmetics—Gas chromatography
    化妆品中八甲基环四硅氧烷(D4)和十甲基环五硅氧烷(D5)的测定 气相色谱法
    China National Standards
    LC

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    GB/T 40887.1-2021 WheeLChair containment and occupant retention systems for accessible transport vehicles designed for use by both sitting and standing passengers—Part 1:Systems for rearward-facing wheelchair seated passengers
    无障碍客车的轮椅车及乘坐者限位系统 第1部分:后向式轮椅车乘坐者系统
    China National Standards
    LC

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    GB/T 40909-2021 Textiles—Determination of methyLCyclosiloxane residues
    纺织品 甲基环硅氧烷残留量的测定
    China National Standards
    LC

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    GB/T 29614-2021 VuLCanized rubber—Determination the content of polycyclic aromatic hydrocarbons
    硫化橡胶 多环芳烃含量的测定
    China National Standards
    LC

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    GB/T 40581-2021 CaLCulation specification for power system security and stability
    电力系统安全稳定计算规范
    China National Standards
    LC

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    GB/T 40584-2021 Technical specification for setting caLCulation software and data of relay protection
    继电保护整定计算软件及数据技术规范
    China National Standards
    LC

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    GB/T 40719-2021 Rubber,vuLCanized or themoplastic—Determination of volume and/or surface resistivity
    硫化橡胶或热塑性橡胶 体积和/或表面电阻率的测定
    China National Standards
    LC

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    GB/T 39693.9-2021 Rubber, vuLCanized or thermoplastic—Determination of hardness—Part 9:Calibration and verification of hardness testers
    硫化橡胶或热塑性橡胶 硬度的测定 第9部分:硬度计的校准和验证
    China National Standards
    LC

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    GB/T 40720-2021 Rubber,vuLCanized rubber—Determination of insulation resistance
    硫化橡胶 绝缘电阻的测定
    China National Standards
    LC

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    GB/T 40797-2021 Rubber, vuLCanized or thermoplastic -- Determination of resistance to abrasion -- Driven, vertical abrasive disc method
    硫化橡胶或热塑性橡胶 耐磨性能的测定 垂直驱动磨盘法
    China National Standards
    LC

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    GB/T 1232.3-2021 Rubber,unvuLCanized—Determinations using a shearing-disc viscometer—Part 3:Determination of the Delta Mooney value for non-pigmented,oil-extended emulsion-polymerized SBR
    未硫化橡胶 用圆盘剪切黏度计进行测定 第3部分:无填料的充油乳液聚合型苯乙烯-丁二烯橡胶Delta门尼值的测定
    China National Standards
    LC

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    GB/T 1687.4-2021 Rubber,vuLCanized—Determination of temperature rise and resistance to fatigue in flexometer testing—Part 4: Constant-stress flexometer
    硫化橡胶 在屈挠试验中温升和耐疲劳性能的测定 第4部分:恒应力屈挠试验
    China National Standards
    LC

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    GB/T 40816.11-2021 Industrial furnaces and associated processing equipment—Method of measuring energy balance and caLCulating energy efficiency—Part 11: Evaluation of various kinds of efficiency
    工业炉及相关工艺设备 能量平衡测试及能效计算方法 第11部分:各种效率评估
    China National Standards
    LC

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    GB/T 20412-2021 Fused caLCium magnesium phosphate fertilizer
    钙镁磷肥
    China National Standards
    LC

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    GB/T 40644-2021 Determination of geniposidic acid in extract of eucommia ulmoides oliver leaf—HPLC
    杜仲叶提取物中京尼平苷酸的检测 高效液相色谱法
    China National Standards
    LC

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    GB/T 40643-2021 Determination of hyperoside in extract of crataegus pinnatifida leaf—HPLC
    山楂叶提取物中金丝桃苷的检测 高效液相色谱法
    China National Standards
    LC

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    GB/T 40642-2021 Determination of 1-deoxynojirimycin in extract of mulberry leaf—HPLC
    桑叶提取物中1-脱氧野尻霉素的检测 高效液相色谱法
    China National Standards
    LC

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    GB/T 40370-2021 CaLCulation methods for energy consumption index of gas-steam combined cycle cogeneration
    燃气-蒸汽联合循环热电联产能耗指标计算方法
    China National Standards
    LC

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    GB/T 40329-2021 Electrical equipment and system of industrial machines—PLC programme in numerical control system
    工业机械电气设备及系统 数控PLC编程语言
    China National Standards
    LC

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    GB/T 40323-2021 Determination of octamethyLCyclotetrasiloxane(D4), decamethylcyclopentasiloxane(D5) and dodecamethylcyclohexasiloxane(D6) in textile dyeing and finishing auxiliaries
    纺织染整助剂产品中八甲基环四硅氧烷(D4)、十甲基环五硅氧烷(D5)和十二甲基环六硅氧烷(D6)的测定
    China National Standards
    LC

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    GB/T 40293-2021 Test method for refractive index of infrared optical chaLCogenide films
    红外硫系光学薄膜折射率测试方法
    China National Standards
    LC

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    GB/T 26520-2021 CaLCium chloride for industrial use
    工业氯化钙
    China National Standards
    LC

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    GB/T 23957-2021 Light caLCium carbonate for tooth-paste industry
    牙膏工业用轻质碳酸钙
    China National Standards
    LC

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    GB/T 14636-2021 Determination of caLCium and magnesium in industrial circulating cooling water and scale—Atomic absorption spectrometric method
    工业循环冷却水及水垢中钙、镁的测定 原子吸收光谱法
    China National Standards
    LC

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    GB/T 7187.1-2021 Fuel oil consumption for transportation ships—Part 1: CaLCulation method for marine ships
    运输船舶燃油消耗量 第1部分:海洋船舶计算方法
    China National Standards
    LC

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    GB/T 40272-2021 Paper,board,pulps and cellulose nanomaterials—Determination of acid-soluble magnesium,caLCium,manganese,iron,copper,sodium and potassium
    纸、纸板、纸浆和纤维素纳米材料 酸溶镁、钙、锰、铁、铜、钠、钾的测定
    China National Standards
    LC

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    GB/T 17204-2021 Terminology and classification of aLCoholic beverages
    饮料酒术语和分类
    China National Standards
    LC

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    GB/T 11362-2021 Synchronous belt drives—CaLCulation of power rating and drive center distance with belts pitch codes MXL,XXL,XL,L,H,XH and XXH
    同步带传动 节距型号MXL,XXL,XL,L,H,XH和XXH梯形齿同步带额定功率和传动中心距计算
    China National Standards
    LC

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    GB/T 3480.5-2021 CaLCulation of load capacity of spur and helical gears—Part 5:Strength and quality of materials
    直齿轮和斜齿轮承载能力计算 第5部分:材料的强度和质量
    China National Standards
    LC

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    GB/T 40008.1-2021 Performance evaluation and caLCulating method for water heater system—Part 1:Household and similar water heater system
    热水制备系统绩效评价与计算方法 第1部分:户用及类似用途热水制备系统
    China National Standards
    LC

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    GB/T 39998-2021 Paper, board and paper products—Determination of alkylphenol polyethoxylates—HPLC-MS method
    纸、纸板和纸制品 烷基苯酚聚氧乙烯醚类的测定 高效液相色谱质谱法
    China National Standards
    LC

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    GB/T 39994-2021 Determination of six metal elements (iron, caLCium, magnesium, zinc, titanium,copper) in polyolefin pipe system
    聚烯烃管道中六种金属元素(铁、钙、镁、锌、钛、铜)的测定
    China National Standards
    LC

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    GB/T 3480.3-2021 CaLCulation of load capacity of spur and helical gears—Part 3: Calculation of tooth bending strength
    直齿轮和斜齿轮承载能力计算 第3部分:轮齿弯曲强度计算
    China National Standards
    LC

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    GB/T 39776-2021 Measuring and caLCulating methods of heat balance and heat efficiency of tunnel kiln of brick industrial
    砖瓦工业隧道窑热平衡、热效率测定与计算方法
    China National Standards
    LC

    English PDF
    GB/T 39693.3-2021 Rubber, vuLCanized or thermoplastic—Determination of hardness—Part 3:Dead-load hardness using the very low rubber hardness (VLRH) scale
    硫化橡胶或热塑性橡胶 硬度的测定 第3部分:用超低橡胶硬度(VLRH)标尺 测定定试验力硬度
    China National Standards
    LC

    English PDF
    GB/T 20311-2021 Building components and building elements—Thermal resistance and thermal transmittance—CaLCulation methods
    建筑构件和建筑单元 热阻和传热系数 计算方法
    China National Standards
    LC

    English PDF
    GB/T 3480.2-2021 CaLCulation of load capacity of spur and helical gears—Part 2: Calculation of surface durability (pitting)
    直齿轮和斜齿轮承载能力计算 第2部分:齿面接触强度(点蚀)计算
    China National Standards
    LC

    English PDF
    GB/T 39693.6-2020 Rubber, vuLCanized or thermoplastic—Determination of hardness—Part 6: Apparent hardness of rubber-covered rollers by IRHD method
    硫化橡胶或热塑性橡胶 硬度的测定 第6部分:IRHD法测定胶辊的表观硬度
    China National Standards
    LC

    English PDF
    GB/T 39692-2020 Rubber,vuLCanized or thermoplastic—Low temperature testing—General introduction and guide
    硫化橡胶或热塑性橡胶 低温试验 概述与指南
    China National Standards
    LC

    English PDF
    GB/T 39527-2020 Determination of caLCium, aluminium and silicon in the solid surface materials—Method of chemical analysis
    实体面材产品中钙、铝、硅元素含量的测定 化学分析法
    China National Standards
    LC

    English PDF
    GB/T 23899-2020 Test and caLCulation methods of energy consumption for forestry enterprises
    林业企业能耗测试与计算方法
    China National Standards
    LC

    English PDF
    GB/T 7758-2020 Rubber, vuLCanized—Determination of low-temperature characteristics—Temperature-retraction procedure (TR test)
    硫化橡胶 低温性能的测定 温度回缩程序(TR 试验)
    China National Standards
    LC

    English PDF
    GB/T 7588.2-2020 Safety rules for the construction and installation of lifts—Part 2: Design rules, caLCulations, examinations and tests of lift components
    电梯制造与安装安全规范 第2部分:电梯部件的设计原则、计算和检验
    China National Standards
    LC

    English PDF
    GB/T 6036-2020 Rubber,vuLCanized or thermoplastic—Determination of low-temperature stiffening(Gehman test)
    硫化橡胶或热塑性橡胶 低温刚性的测定(吉门试验)
    China National Standards
    LC

    English PDF
    GB 1903.50-2020 National food safety standard - Food nutrition enhancer - CholecaLCiferol(Vitamin D3)
    食品安全国家标准 食品营养强化剂 胆钙化醇(维生素D3)
    China National Standards
    LC

    English PDF
    GB 1886.314-2020 National food safety standard - Food additive - Edetate caLCium disodium
    食品安全国家标准 食品添加剂 乙二胺四乙酸二钠钙
    China National Standards
    LC

    English PDF
    GB 1886.308-2020 National food safety standard - Food additive - CaLCium alginate
    食品安全国家标准 食品添加剂 海藻酸钙(又名褐藻酸钙)
    China National Standards
    LC

    English PDF
    GB/T 39433-2020 Gas spring design caLCulation
    气弹簧设计计算
    China National Standards
    LC

    English PDF
    GB/T 39406-2020 Specification of XML exchange of PLC-based software development platform for industrial robots
    工业机器人可编程控制器软件开发平台程序的XML交互规范
    China National Standards
    LC

    English PDF

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