Number of entries (Data is updated on a monthly basis): 79835
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GB/T 28712.6-2023

热交换器型式与基本参数 第6部分:空冷式热交换器

Types and basic parameters of heat exchangers—Part 6:Air cooled heat exchanger

GB/T 42870-2023

无损检测 纤维增强聚合物的声发射检测方法和评价准则

Non-destructive testing—Specific methodology and general evaluation criteria for acoustic emission testing of fibre-reinforced polymers

GB/T 16475-2023


Temper designation system for wrought aluminium and aluminium alloy products

GB/T 17626.19-2022

电磁兼容 试验和测量技术 第19部分:交流电源端口2kHz~150kHz差模传导骚扰和通信信号抗扰度试验

Electromagnetic compatibility—Testing and measurement techniques—Part 19: Test for immunity to conducted, differential mode disturbances and signalling in the frequency range 2 kHz to 150 kHz at a.c. power ports

GB/T 17799.7-2022

电磁兼容 通用标准 第7部分:工业场所中用于执行安全相关系统功能(功能安全)设备的抗扰度要求

Electromagnetic compatibility—Generic standards—Part 7: Immunity requirements for equipment intended to perform functions in a safety-related system (functional safety) in industrial locations

GB/T 42083-2022


Heat treatment of 4Cr5MoSiV1 hot working die steel parts

GB/T 13927-2022

工业阀门 压力试验

Industrial valves—Pressure testing

GB/T 33856-2017


Methods of measurement for main characteristics of equipments of sound systems for emergency purposes

GB/T 33767.1-2017

信息技术 生物特征样本质量 第1部分:框架

Information technology—Biometric sample quality—Part 1:Framework

GB/T 33846.2-2017

信息技术 SOA支撑功能单元互操作 第2部分:技术要求

Information technology—SOA supportive functional units interoperability—Part 2: Technology requirement

Number of entries (Data is updated on a monthly basis): 79835
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