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Publication year
Preview GB/T 21382-2008 13.2.2008
GB/T 21382-2008

Specification for optical requirements of photoluminescent (phosphorescent) safety marking

Standard published on 13.2.2008

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electronic design (pdf) (202.80 USD)


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202.80 USD


in 3 working days
Preview GB/T 21384-2016 29.8.2016
GB/T 21384-2016

Electric water-heater safety valve

Standard published on 29.8.2016

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electronic design (pdf) (108.00 USD)


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108.00 USD


IN STOCK
Preview GB/T 21385-2025 31.10.2025
GB/T 21385-2025

Metal-seated ball valve

Standard published on 31.10.2025

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electronic design (pdf) (430.80 USD)


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430.80 USD


in 4 working days
Preview GB/T 21386-2008 2.2.2008
GB/T 21386-2008

Ratio pressure reducing

Standard published on 2.2.2008

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electronic design (pdf) (334.80 USD)


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334.80 USD


in 3 working days
Preview GB/T 21387-2025 31.10.2025
GB/T 21387-2025

Axial flow check valve for water supply system

Standard published on 31.10.2025

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electronic design (pdf) (430.80 USD)


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430.80 USD


in 4 working days
Preview GB/T 21388-2008 2.2.2008
GB/T 21388-2008

Vernier, dial and digital display depth callipers

Standard published on 2.2.2008

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electronic design (pdf) (442.80 USD)


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442.80 USD


in 3 working days
Preview GB/T 21389-2008 2.2.2008
GB/T 21389-2008

Vernier, dial and digital display calipers

Standard published on 2.2.2008

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electronic design (pdf) (526.80 USD)


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526.80 USD


in 4 working days
Preview GB/T 21390-2008 2.2.2008
GB/T 21390-2008

Vernier, dial and digital display height callipers

Standard published on 2.2.2008

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electronic design (pdf) (478.80 USD)


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478.80 USD


in 3 working days
Preview GB/T 21391-2022 15.4.2022
GB/T 21391-2022

Measurement of natural gas flow by turbine gas meters

Standard published on 15.4.2022

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electronic design (pdf) (850.80 USD)


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850.80 USD


in 6 working days
Preview GB/T 21394-2008 3.2.2008
GB/T 21394-2008

Road traffic information service Information classifying and coding

Standard published on 3.2.2008

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electronic design (pdf) (166.80 USD)


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166.80 USD


in 3 working days

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Latest update: 2026-08-26 (Number of items: 2 298 418)
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