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China GB Standards List

GB/T 3452.4-2020
O-rings for fluid power systems—Part 4:Anti-extrusion rings (back-up rings)
液压气动用O形橡胶密封圈第4部分：抗挤压环（挡环）

GB/T 18163-2020
Specifications of amusement rides astro fighter category
自控飞机类游乐设施通用技术条件

GB/T 38484-2020
Determination of the biological activity for plant hormone-related secondary metabolites—Cytological method
植物激素类次生代谢产物的生物活性测定细胞学评价法

GB/T 28029.5-2020
Electronic railway equipment—Train communication network (TCN)—Part 2-4: TCN application profile
轨道交通电子设备列车通信网络（TCN）第2-4部分：TCN应用规约

GB/T 38539-2020
Technical requirements for application of LED sports lighting
LED体育照明应用技术要求

GB/T 35273-2020
Information security technology—Personal information security specification
信息安全技术个人信息安全规范

GB/T 28029.12-2020
Electronic railway equipment—Train communication network (TCN)—Part 3-4: Ethernet Consist Network(ECN)
轨道交通电子设备列车通信网络（TCN）第3-4部分：以太网编组网（ECN）

GB/T 28029.11-2020
Electronic railway equipment—Train communication network(TCN)—Part 3-3:CANopen Consist Network（CCN）
轨道交通电子设备列车通信网络（TCN）第3-3部分：CANopen编组网（CCN）

GB/T 28029.10-2020
Electronic railway equipment—Train communication network(TCN)—Part 3-2:Multifunction Vehicle Bus(MVB)conformance testing
轨道交通电子设备列车通信网络（TCN）第3-2部分：多功能车辆总线(MVB)一致性测试

GB/T 28029.8-2020
Electronic railway equipment—Train communication network (TCN）—Part 2-7: Radio based Wireless Train Backbone (WLTB)
轨道交通电子设备列车通信网络（TCN）第2-7部分：基于电台的无线列车骨干网（WLTB）

GB/T 38543-2020
Specification for examination and decision of administrative license items
行政许可审查与决定规范

GB/T 28029.6-2020
Electronic railway equipment—Train communication network (TCN)—Part 2-5: Ethernet Train Backbone（ETB）
轨道交通电子设备列车通信网络（TCN）第2-5部分：以太网列车骨干网（ETB）

GB/T 17989.1-2020
Control charts--Part 1: General guidelines
控制图第1部分：通用指南

GB/T 28029.4-2020
Electronic railway equipment—Train communication network (TCN)—Part2-3: TCN communication profile
轨道交通电子设备列车通信网络（TCN）第2-3部分：TCN通信规约

GB/T 28029.3-2020
Electronic railway equipment—Train communication network (TCN)—Part2-2: Wire Train Bus（WTB）conformance testing
轨道交通电子设备列车通信网络（TCN）第2-2部分：绞线式列车总线（WTB）一致性测试

GB/T 28029.2-2020
Rail transit electronics Train communication network (TCN) Part 2-1: Stranded train bus (WTB)
轨道交通电子设备列车通信网络（TCN）第2-1部分：绞线式列车总线（WTB）

GB/T 28029.1-2020
Electronic railway equipment--Train communication network (TCN)--Part 1: General architecture
轨道交通电子设备列车通信网络（TCN）第1部分：基本结构

GB/T 27400-2020
Conformity assessment--General rules for service certification techniques
合格评定服务认证技术通则

GB/T 17989.4-2020
Control charts--Part 4: Cumulative sum charts
控制图第4部分：累积和控制图

GB 15193.29-2020
National Food Safety Standards Extended Generation Reproductive Toxicity Test
食品安全国家标准扩展一代生殖毒性试验

GB/T 28029.7-2020
Electronic railway equipment—Train communication network (TCN)—Part 2-6: On-board to ground communication
轨道交通电子设备列车通信网络（TCN）第2-6部分：车地通信

GB/T 24611-2020
Rolling bearings—Damage and failures—Terms，characteristics and causes
滚动轴承损伤和失效术语、特征及原因

GB/T 25370-2020
Foundry machinery—Vocabulary
铸造机械术语

GB/T 25217.9-2020
Methods for test, monitoring and prevention of rock burst—Part 9: Prevention method of water infusion on coal seam
冲击地压测定、监测与防治方法第9部分：煤层注水防治方法

GB/T 25217.14-2020
Methods for test, monitoring and prevention of rock burst—Part 14: Prevention method of roof hydraulic fracturing
冲击地压测定、监测与防治方法第14部分：顶板水压致裂防治方法

GB/T 25172-2020
Technical specification for production and preservation of fresh boar semen
猪常温精液生产与保存技术规范

GB/T 25068.2-2020
Information technology—Security techniques—Network security—Part 2: Guidelines for the design and implementation of network security
信息技术安全技术网络安全第2部分：网络安全设计和实现指南

GB/T 25068.1-2020
Information technology—Security techniques—Network security—Part 1:Overview and concepts
信息技术安全技术网络安全第1部分：综述和概念

GB/T 27710-2020
Floor drain
地漏

GB/T 24986.1-2020
Testing evaluation methods for reliability on household and similar electrical appliances —Part 1：General requirements
家用和类似用途电器可靠性试验及评价第1部分：通用要求

GB/T 26904-2020
Code of practice for peaches storage
桃贮藏技术规程

GB/T 24523-2020
Metallic materials—Test method for rapid indentation (Brinell type) hardness testing
金属材料快速压入（布氏型）硬度试验方法

GB/T 24508-2020
Wood-plastic composite flooring
木塑地板

GB/T 24352-2020
Graphical symbols for feed processing equipment
饲料加工设备图形符号

GB/T 23797-2020
Surveillance methods for vector density—Mosquito
病媒生物密度监测方法蚊虫

GB/T 8110-2020
Wire electrodes and weld deposits for gas shielded metal arc welding of non alloy and fine grain steels
熔化极气体保护电弧焊用非合金钢及细晶粒钢实心焊丝

GB/T 39340-2020
Aerospace electronic time deterministic network protocol
宇航电子时间确定性网络协议

GB/T 25061-2020
Information security technology—XML digital signature syntax and processing specification
信息安全技术 XML数字签名语法与处理规范

GB 4789.44-2020
National food safety standards Food microbiology testing Vibrio vulnificus testing
食品安全国家标准食品微生物学检验创伤弧菌检验

GB 22216-2020
National Food Safety Standards Food Additives Hydrogen Peroxide
食品安全国家标准食品添加剂过氧化氢

GB 25576-2020
National Food Safety Standards Food Additives Silica
食品安全国家标准食品添加剂二氧化硅

GB 29201-2020
National Food Safety Standards Food Additives Ammonia and Liquid Ammonia
食品安全国家标准食品添加剂氨水及液氨

GB 29938-2020
National food safety standards General rules for food spices
食品安全国家标准食品用香料通则

GB 30616-2020
National Food Safety Standard Food Flavors
食品安全国家标准食品用香精

GB 31604.50-2020
National Food Safety Standards Food Contact Materials and Products Determination of Migration Amount of Nonylphenol
食品安全国家标准食品接触材料及制品壬基酚迁移量的测定

GB/T 26135-2020
High pressure cleaning unit
高压清洗机

GB 4789.29-2020
National food safety standards Food microbiology testing Burkholderia gladioli (Pseudomonas cocotoxin subspecies fermented rice noodles) testing
食品安全国家标准食品微生物学检验唐菖蒲伯克霍尔德氏菌（椰毒假单胞菌酵米面亚种）检验

GB/T 26901-2020
Code of practice for plums storage
李贮藏技术规程

GB 7657-2020
National Food Safety Standard Food Additive Glucono-delta-lactone
食品安全国家标准食品添加剂葡萄糖酸-δ-内酯

GB/T 27476.6-2020
Safety in testing laboratories—Part 6: Ionising radiations aspects
检测实验室安全第6部分：电离辐射因素

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