GB - Chinese national standards

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GB/T 20800.2-2006 (1.12.2006)

GB/T 20800.2-2006 (01/12/2006)

General rules of explosion-protect techniques of reciprocating internal combustion engines for explosive atmospheres - Part 2: Group engines for use in flammable dust atmospheres

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

GB 20800.3-2008 (20.5.2008)

GB 20800.3-2008 (20/05/2008)

General rules of explosion-protect techniques of reciprocating internal combustion engines for explosive atmospheres - Part 3: Group I engines for use in underground workings susceptible to firedamp and/or combustible dust

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

from 222.60 EUR more info
GB/T 20801.1-2025 (31.10.2025)

GB/T 20801.1-2025 (31/10/2025)

Pressure piping code—Part 1:Industrial piping

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

from 4 337.90 EUR more info
GB/T 20801.1~6-2020 (1.1.2020)

GB/T 20801.1~6-2020 (01/01/2020)

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Available languages: English, Chinese

Available design: electronic design (pdf), Print design

GB/T 20801.5-2025 (31.10.2025)

GB/T 20801.5-2025 (31/10/2025)

Pressure piping code—Part 5:Hydrogen piping and pipelines

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

from 1 389.90 EUR more info
GB 20802-2017 (14.10.2017)

GB 20802-2017 (14/10/2017)

Feed additive-Cupric methionine complex (chelate)

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

from 216.10 EUR more info
GB/T 20803-2006 (20.12.2006)

GB/T 20803-2006 (20/12/2006)

Universal technical criterions for proportion system in feed mill

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

from 541.80 EUR more info
GB/T 20804-2025 (30.6.2025)

GB/T 20804-2025 (30/06/2025)

Compound premix of dairy cattle

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

from 205.20 EUR more info
GB/T 20805-2025 (1.8.2025)

GB/T 20805-2025 (01/08/2025)

Determination of acid detergent ligninADLin feeds

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

from 237.80 EUR more info
GB/T 20806-2022 (30.12.2022)

GB/T 20806-2022 (30/12/2022)

Determination of neutral detergent fiberNDFin feeds

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

from 302.90 EUR more info
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