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Publication year
Preview GB/T 12230-2023 23.5.2023
GB/T 12230-2023

General purpose industrial valves—Specification of stainless steel castings

Standard published on 23.5.2023

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electronic design (pdf) (312.00 USD)


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312.00 USD


IN STOCK
Preview GB/T 12232-2025 31.10.2025
GB/T 12232-2025

General purpose industrial valves—Flanged iron gate valves

Standard published on 31.10.2025

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electronic design (pdf) (334.80 USD)


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334.80 USD


in 3 working days
Preview GB/T 12233-2025 31.10.2025
GB/T 12233-2025

General purpose industrial valves—Casting iron globe valves and lift check valves

Standard published on 31.10.2025

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electronic design (pdf) (334.80 USD)


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334.80 USD


in 3 working days
Preview GB/T 12234-2019 18.10.2019
GB/T 12234-2019

Bolted bonnet steel gate valves for petroleum and natural gas industries

Standard published on 18.10.2019

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electronic design (pdf) (622.80 USD)


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622.80 USD


in 5 working days
Preview GB/T 12235-2025 31.10.2025
GB/T 12235-2025

Steel globe valves and lift check valve for petroleum, petrochemical and allied industries

Standard published on 31.10.2025

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electronic design (pdf) (622.80 USD)


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622.80 USD


in 5 working days
Preview GB/T 12236-2025 31.10.2025
GB/T 12236-2025

Steel swing check valve for petroleum, petrochemical and allied industries

Standard published on 31.10.2025

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electronic design (pdf) (550.80 USD)


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550.80 USD


in 4 working days
Preview GB/T 12237-2021 9.3.2021
GB/T 12237-2021

Steel ball valves for petroleum, petrochemical and allied industries

Standard published on 9.3.2021

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electronic design (pdf) (490.80 USD)


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490.80 USD


in 4 working days
Preview GB/T 12238-2008 23.12.2008
GB/T 12238-2008

Flanged and wafer resilient seal butterfly valves

Standard published on 23.12.2008

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electronic design (pdf) (126.00 USD)


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126.00 USD


IN STOCK
Preview GB/T 12239-2008 23.12.2008
GB/T 12239-2008

Industrial valves - Diaphragm valves made of metallic materials

Standard published on 23.12.2008

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electronic design (pdf) (394.80 USD)


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394.80 USD


in 3 working days
Preview GB/T 1224-2016 29.8.2016
GB/T 1224-2016

Vocabulary and character for geometrical optics

Standard published on 29.8.2016

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electronic design (pdf) (1078.80 USD)


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1 078.80 USD


in 7 working days

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