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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 "Symmetric" GB Standards List:
  • GB/T 18015.7-2017- English Version of China National Standard
    Multicore and Symmetrical pair/quad cables for digital communications—Part 7: Symmetrical pair/quad cables with transmission characteristics up to 1 200MHz—Sectional specification for digital and analog communication cables
    数字通信用对绞或星绞多芯对称电缆 第7部分:具有1200MHz及以下传输特性的对绞或星绞对称电缆 数字及模拟通信电缆分规范
    GB/T 18015.1-2017- English Version of China National Standard
    Multicore and Symmetrical pair/quad cables for digital communications—Part 1: Generic specification
    数字通信用对绞或星绞多芯对称电缆 第1部分:总规范
    GB/T 18015.8-2017- English Version of China National Standard
    Multicore and Symmetrical pair/quad cables for digital communications—Part 8: Symmetrical pair/quad cables with transmission characteristics up to 1200MHz-Work area wiring sectional specification
    数字通信用对绞或星绞多芯对称电缆 第8部分:具有1200MHz及以下传输特性的对绞或星绞对称电缆 工作区布线电缆分规范
    GB/T 15843.2-2017- English Version of China National Standard
    Information technology—Security techniques—Entity authentication—Part 2: Mechanisms using Symmetric encipherment algorithms
    信息技术 安全技术 实体鉴别 第2部分:采用对称加密算法的机制
    GB 19152-2016- English Version of China National Standard
    Motor vehicle headlamps emitting a Symmetrical passing beam or a driving beam or both
    发射对称近光和/或远光的机动车前照灯
    YD/T 838.4-2016- English Version of China Telecommunication Standard
    (Digital communications / quad Symmetrical cables - Part 4: trunk twisted pair cable)
    数字通信用对绞/星绞对称电缆 第4部分:主干对绞电缆
    YD/T 838.1-2016- English Version of China Telecommunication Standard
    (Digital communications / quad Symmetrical cables - Part 1: General)
    数字通信用对绞/星绞对称电缆 第1部分:总则
    YD/T 838.2-2016- English Version of China Telecommunication Standard
    (Digital communications / quad Symmetrical cables - Part 2: Horizontal twisted pair cable)
    数字通信用对绞/星绞对称电缆 第2部分:水平对绞电缆
    YD/T 838.3-2016- English Version of China Telecommunication Standard
    (Digital communications / quad Symmetrical cables - Part 3: Workspace twisted pair cable)
    数字通信用对绞/星绞对称电缆 第3部分:工作区对绞电缆
    YD/T 1019-2013- English Version of China Telecommunication Standard
    Multicore and Symmetrical pair cables for
    数字通信用聚烯烃绝缘水平对绞电缆
    GB/T 27909.3-2011- English Version of China National Standard
    Banking - Key management(retail) - Part 3: ASymmetric cryptosystems - Key management and life cycle
    银行业务 密钥管理(零售) 第3部分:非对称密码系统及其密钥管理和生命周期
    GB/T 27909.2-2011- English Version of China National Standard
    Banking - Key management(retail) - Part 2: Symmetric ciphers - Key management and life cycle
    银行业务 密钥管理(零售) 第2部分:对称密码及其密钥管理和生命周期
    GB/T 27929-2011- English Version of China National Standard
    Banking - Requirements for message authentication using Symmetric techniques
    银行业务 采用对称加密技术进行报文鉴别的要求
    YD/T 2282-2011- English Version of China Telecommunication Standard
    Technical requirements for Symmetrical cables at and below 3GHz used in telecommunication equipment
    通信设备用3ghz及以下频段对称电缆技术条件
    YD/T 1820-2008- English Version of China Telecommunication Standard
    Telecommunication Cables. Central Office Symmetrical Cables
    通信电缆——局用对称电缆
    YD/T 1808-2008- English Version of China Telecommunication Standard
    Testing Methods for Access Network Equipment-2nd-generation ASymmetric Digital Subscriber line (ADSL 2)and Extended Bandwidth 2nd-generation Asymmetric Digital Subscriber Line (ADSL 2plus)
    接入网设备测试方法——第二代及频谱扩展的第二代不对称数字用户线(adsl2/2+)
    GB/T 17903.3-2008- English Version of China National Standard
    Information technology - Security techniques - Non-repudiation - Part 3: Mechanisms using aSymmetric techniques
    信息技术 安全技术 抗抵赖 第3部分: 采用非对称技术的机制
    GB/T 17903.2-2008- English Version of China National Standard
    Information technology - Security techniques - Non-repudiation - Part 2: Mechanisms using Symmetric techniques
    信息技术 安全技术 抗抵赖 第2部分: 采用对称技术的机制
    GB/T 15843.2-2008- English Version of China National Standard
    Information technology - Security techniques - Entity authentication - Part 2:Mechanisms using Symmetric encipherment algorithm
    信息技术 安全技术 实体鉴别 第2部分: 采用对称加密算法的机制
    JC/T 627-2008- English Version of China Building Materials Standard
    Asbestos-cement half-corrugated sheet of aSymmetrical section
    非对称截面石棉水泥半波板
    YY/T 0662-2008- English Version of China Medicine & Medical Device Standard
    Implants for surgery. Metal bone screws with aSymmetrical thread and spherical under-surface. Mechanical requirements and test methods
    外科植入物 不对称螺纹和球形下表面的金属接骨螺钉 机械性能要求和试验方法
    GB/T 21430.1-2008- English Version of China National Standard
    Multicore and Symmetrical pair/quad cables for broadband digital communications(high bit rate digital access telecommunication networks) Outside plant cables - Part 1: Generic specification
    宽带数字通信(高速率数字接入通信网络)用对绞或星绞多芯对称电缆-户外电缆 第1部分:总规范
    GB/T 21204.1-2007- English Version of China National Standard
    Multicore and Symmetrical pair/quad cables for digitai communications to be used in harsh environments-Part 1:Generic specifications
    用于严酷环境的数字通信用对绞或星绞多芯对称电缆 第1部分:总规范
    GB/T 21080-2007- English Version of China National Standard
    Banking and related financial services - Sign-on authentication based on Symmetric algorithm
    银行业务和相关金融服务 基于对称算法的签名鉴别
    GB/T 18015.42-2007- English Version of China National Standard
    Multicore and Symmetrical pair/quad cables for digital communications - Part 42:Riser cables - Capability approval-Sectional specification
    数字通信用对绞或星绞多芯对称电缆 第42部分:垂直布线电缆 能力认可 分规范
    GB/T 18015.22-2007- English Version of China National Standard
    Multicore and Symmetrical pair/quad cables for digital communications - Part 22: Horizontal floor wiring - Capability Approval - Sectional specification
    数字通信用对绞或星绞多芯对称电缆 第22部分:水平层布线电缆 能力认可 分规范
    GB/T 18015.32-2007- English Version of China National Standard
    Multicore and Symmetrical pair/quad cables for digital communications - Part 32: Work area wiring - Capability Approval - Sectional specification
    数字通信用对绞或星绞多芯对称电缆 第32部分:工作区布线电缆 能力认可 分规范
    GB/T 18015.11-2007- English Version of China National Standard
    Multicore and Symmetrical pair/quad cables for digital communications - Part 11: Capability Approval - Generic specification
    数字通信用对绞或星绞多芯对称电缆 第11部分:能力认可 总规范
    GB/T 18015.21-2007- English Version of China National Standard
    Multicore and Symmetrical pair/quad cables for digital communications - Part 21: Horizontal floor wiring - Blank detail specification
    数字通信用对绞或星绞多芯对称电缆 第21部分:水平层布线电缆 空白详细规范
    GB/T 18015.5-2007- English Version of China National Standard
    Multicore and Symmetrical pair/quad cables for digital communications - Part 5: Symmetrical pair/quad cables with transmission characteristics up to 600MHz - Horizontal floor wiring - Sectional specification
    数字通信用对绞或星绞多芯对称电缆 第5部分:具有600MHz及以下传输特性的对绞或星绞对称电缆 水平层布线电缆 分规范
    GB/T 18015.41-2007- English Version of China National Standard
    Multicore and Symmetrical pair/quad cables for digital communications - Part 41: Riser cables - Blank detail specification
    数字通信用对绞或星绞多芯对称电缆 第41部分:垂直布线电缆 空白详细规范
    GB/T 18015.3-2007- English Version of China National Standard
    Multicore and Symmetrical pair/quad cables for digital communications - Part 3:Work area wiring - Sectional specification
    数字通信用对绞或星绞多芯对称电缆 第3部分:工作区布线电缆 分规范
    GB/T 18015.1-2007- English Version of China National Standard
    Multicore and Symmetrical pair/quad cables for digital communications Part 1: Generic specification
    数字通信用对绞或星绞多芯对称电缆 第1部分:总规范
    GB/T 18015.2-2007- English Version of China National Standard
    Multicore and Symmetrical pair/quad cables for digital communications - Part 2:Horizontal floor wiring - Section specification
    数字通信用对绞或星绞多芯对称电缆 第2部分:水平层布线电缆 分规范
    GB/T 18015.31-2007- English Version of China National Standard
    Multicore and Symmetrical pair/quad cables for digital communications - Part 31: Work area wiring - Blank detail specification
    数字通信用对绞或星绞多芯对称电缆 第31部分:工作区布线电缆 空白详细规范
    GB/T 18015.4-2007- English Version of China National Standard
    Multicore and Symmetrical pair/quad cables for digital communications- Part 4:Riser cables - Sectional specification
    数字通信用对绞或星绞多芯对称电缆 第4部分:垂直布线电缆 分规范
    GB/T 18015.6-2007- English Version of China National Standard
    Multicore and Symmetrical pair/quad cables for digital communications - Part 6: Symmetrical pair/quad cables with transmission characteristics up to 600MHz - Work area wiring - Sectional specification
    数字通信用对绞或星绞多芯对称电缆 第6部分:具有600MHz及以下传输特性的对绞或星绞对称电缆 工作区布线电缆 分规范
    YD/T 1530-2006- English Version of China Telecommunication Standard
    Technical Requirements For Access Network Extended bandwidth 2nd-generation ASymmetric Digital Subscriber Line(ADSL2+)
    接入网技术要求-频谱扩展的第二代不对称数字用户线(adsl2+)
    YD/T 1055-2005- English Version of China Telecommunication Standard
    Test method for access network equipment. ASymmetric digital subscriber line (ADSL)
    接入网设备测试方法——不对称数字用户线(adsl)
    YD/T 1348-2005- English Version of China Telecommunication Standard
    Technical requirement for access network. ASymmetric Digital Subscriber Line (ADSL) automatic testing system
    接入网技术要求??不对称数字用户线(adsl)自动测试系统
    YD/T 1347-2005- English Version of China Telecommunication Standard
    Technical requirements for access network. Remote management of ASymmetric Digital Subscriber Line (ADSL) CPE
    接入网技术要求——不对称数字用户线(adsl)用户端设备远程管理
    YD/T 1323-2004- English Version of China Telecommunication Standard
    Technical requirements for access network ASymmetric Digital Subscriber Line (ADSL)
    接入网技术要求——不对称数字用户线(adsl)
    YY/T 0479-2004- English Version of China Medicine & Medical Device Standard
    Determination of the maximum Symmetrical radiation field from a rotating anode X-ray tube for medical diagnosis
    医用诊断旋转阳极x射线管最大对称辐射野的测定
    YD/T 838.3-2003- English Version of China Telecommunication Standard
    Multicore and Symmetrical pair/quad cables for digital communications. Part 3: Work area wiring
    数字通信用对绞/星绞对称电缆 第三部分:工作区对绞电缆
    YD/T 838.2-2003- English Version of China Telecommunication Standard
    Multicore and Symmetrical pair/quad cables for digital communications. Part 2: Horizontal floor wiring
    数字通信用对绞/星绞对称电缆 第二部分:水平对绞电缆
    YD/T 838.4-2003- English Version of China Telecommunication Standard
    Multicore and Symmetrical pair/quad cables for digital communications. Part 4: Riser cables
    数字通信用对绞/星绞对称电缆 第四部分:主干对绞电缆
    YD/T 838.1-2003- English Version of China Telecommunication Standard
    Multicore and Symmetrical pair/quad cables for digital communications. Part 1: Generic specification
    数字通信用对绞/星绞对称电缆 第一部分:总则
    YD/T 1188-2002- English Version of China Telecommunication Standard
    Access network technical specification--ASymmetric Digital Subscriber Line (ADSL) CPE- side equipment
    接入网技术要求——基于atm方式的不对称数字用户线(adsl)用户端设备
    YD/T 1019-2001- English Version of China Telecommunication Standard
    Multicore and Symmetrical Pair/Quad Cables for Digital Communications Horizontal Floor Wiring--Solid Polyolefin Insulate
    数字通信用实心聚烯烃绝缘水平对绞电缆
    GB/T 11798.6-2001- English Version of China National Standard
    Motor vehicle safety testing equipment--Technical requirements of verification--Part 6:Technical requirements of verification for Symmetrical beam headlamp tester
    机动车安全检测设备 检定技术条件 第6部分:对称光前照灯检测仪检定技术条件

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