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Publication year
Preview GB/T 21109.2-2023 17.3.2023
GB/T 21109.2-2023

Functional safety of safety instrumented systems for the process industry sector—Part 2Guidelines for the application of GB/T 21109.1—2022

Standard published on 17.3.2023

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electronic design (pdf) (3676.80 USD)


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3 676.80 USD


in 11 working days
Preview GB/T 21109.3-2026 28.1.2026
GB/T 21109.3-2026

Functional safety of safety instrumented systems in the process industry sector—Part 3: Guidance for the determination of the required safety integrity levels

Standard published on 28.1.2026

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electronic design (pdf) (2176.80 USD)


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2 176.80 USD


in 11 working days
Preview GB/T 21110-2007 11.10.2007
GB/T 21110-2007

Projectors - Image size/projection distance calculations

Standard published on 11.10.2007

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electronic design (pdf) (382.80 USD)


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382.80 USD


in 3 working days
Preview GB/T 21111-2007 11.10.2007
GB/T 21111-2007

Projection in indoor rooms - Classification of transmitting projection screens and measurement of their transmitted luminance levels

Standard published on 11.10.2007

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electronic design (pdf) (286.80 USD)


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286.80 USD


in 3 working days
Preview GB/T 21112-2007 11.10.2007
GB/T 21112-2007

Projector slides - Dimensions

Standard published on 11.10.2007

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electronic design (pdf) (166.80 USD)


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166.80 USD


in 2 working days
Preview GB/T 21114-2019 4.6.2019
GB/T 21114-2019

Refractories—Chemical analysis by X-ray fluorescence(XRF)—Fused cast-bead method

Standard published on 4.6.2019

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electronic design (pdf) (1774.80 USD)


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1 774.80 USD


in 9 working days
Preview GB/T 21115-2007 11.10.2007
GB/T 21115-2007

Measurement for levitation force of bulk oxide superconductor

Standard published on 11.10.2007

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electronic design (pdf) (177.60 USD)


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177.60 USD


in 3 working days
Preview GB/T 21115-2007E 11.10.2007
GB/T 21115-2007E

Measurement for levitation force of bulk oxide superconductor

Standard published on 11.10.2007

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electronic design (pdf) (ON REQUEST)


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ON REQUEST


Out of stock
Preview GB/T 21116-2007 11.10.2007
GB/T 21116-2007

Hydraulic vibration generator systems

Standard published on 11.10.2007

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electronic design (pdf) (406.80 USD)


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406.80 USD


in 3 working days
Preview GB/T 21117-2007 11.10.2007
GB/T 21117-2007

Magnetostrictive liquid level meter

Standard published on 11.10.2007

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electronic design (pdf) (156.00 USD)


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156.00 USD


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