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    • Standard  Code Standard English Title Standard Class Order
    GB/T 15514-2021 Codes of ports of the People's Republic of China and related locations

    China National - GB Standards
    GB/T 4942-2021 Degrees of protection provided by the integral design of rotating electrical machines (IP code)！Classification

    China National - GB Standards
    GB/T 1971-2021 Rotating electrical machines！Terminal markings and direction of rotation

    China National - GB Standards
    GB/T 40681.6-2021 Statistical methods in monitoring process capability and performance！Part 6:Process capability statistics for characteristics following a multivariate normal distribution

    China National - GB Standards
    GB/T 40681.5-2021 Statistical methods in monitoring process capability and performance！Part 5:Process capability estimates and performance for attributive characteristics

    China National - GB Standards
    GB/T 40681.4-2021 Statistical methods in monitoring process capability and performance！Part 4:Process capability estimates and performance measures

    China National - GB Standards
    GB/T 29765-2021 Information security technology！Technical requirements and testing and evaluating approaches of website data recovery products

    China National - GB Standards
    GB/T 20275-2021 Information security technology -- Technical requirements and testing and evaluation approaches for network-based intrusion detection system

    China National - GB Standards
    GB/T 29766-2021 Information security technology！Technical requirements and testing and evaluating approaches of website data recovery products

    China National - GB Standards
    GB/T 30272-2021 Information security technology！Public key infrastructure！Testing and assessment of compliance with standards

    China National - GB Standards
    GB/T 17903.2-2021 Information technology！Security techniques！Non-repudiation！Part 2:Mechanisms using symmetric techniques

    China National - GB Standards
    GB/T 17964-2021 Information security technology！Modes of operation for a block cipher

    China National - GB Standards
    GB/T 40645-2021 Information security technology！General requirements for security of Internet information services

    China National - GB Standards
    GB/T 10221-2021 Sensory analysis！Vocabulary

    China National - GB Standards
    GB/T 40739-2021 Gas turbines -- Data acquisition and trend monitoring system requirements for gas turbine installations

    China National - GB Standards
    GB/T 2900.104-2021 Electrotechnical terminology！Micro-electromechanical devices

    China National - GB Standards
    GB/T 19361-2021 Wire electrical discharge machines(unidirectional traveling type)！Testing of the accuracy

    China National - GB Standards
    GB/T 40565.2-2021 Connections for hydraulic fluid power！Quick-action couplings！Part 2:Flush-face type at 20 MPa to 31.5 MPa

    China National - GB Standards
    GB/T 40565.3-2021 Connections for hydraulic fluid power！Quick-action couplings！Part 3:Screw connection type for general purpose

    China National - GB Standards
    GB/T 40622-2021 Peony seed oil

    China National - GB Standards
    GB/T 22712-2021 Technical specification for G series cooling fans applying to variable frequency motors

    China National - GB Standards
    GB/T 27744-2021 Specification and energy efficiency grades for line-start permanent magnet synchronous motors(frame size 80゛355)

    China National - GB Standards
    GB/T 40565.4-2021 Connections for hydraulic fluid power！Quick-action couplings！Part 4: Screw connection type at 72 MPa

    China National - GB Standards
    GB/T 40740-2021 Welding procedures qualification for overlay welding

    China National - GB Standards
    GB/T 40741-2021 Quality requirements for post welding heat treatment

    China National - GB Standards
    GB/T 16895.33-2021 Low-voltage electrical installations！Part 5-56:Selection and erection of electrical equipment！Safety services

    China National - GB Standards
    GB/T 10217-2021 Design guide of the outline and structure for the electric control equipment

    China National - GB Standards
    GB/T 13675-2021 Aero-derivative gas turbines preparation for packing and shipping

    China National - GB Standards
    GB/T 40748-2021 Quality grading of passionfruit

    China National - GB Standards
    GB/T 40752-2021 Sepecifications for operation management of orah poverty alleviation project

    China National - GB Standards

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