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  4. Standard "GB/T 23681-2009"
Standard GB/T 23681-2009 17.4.2009 preview

GB/T 23681-2009

Refrigerating systems and heat pumps - System flow diagrams and piping instrument diagrams - Layout and symbols

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STANDARD published on 17.4.2009


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Price760.80 USD excl. VAT
760.80 USD

The information about the standard:

Designation standards: GB/T 23681-2009
Publication date standards: 17.4.2009
SKU: NS-878330
Country: Chinese technical standard
Category: Technical standards GB

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Refrigerating technology

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