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2. Other English version GB Standards are not ready translated, only after get your order, then we translate them, time usually need 3-5 days .


	GB/T 17751-2021 Survey-evaluation method of energy utilization for transport ships - 英文版
	GB/T 17702-2021 Capacitors for power electronics - 英文版
	GB/T 16828-2021 Bar code for commodity—Global location numbering and bar code marking - 英文版
	GB/T 16754-2021 Safety of machinery—Emergency stop function—Principles for design - 英文版
	GB/T 16458-2021 Terminology for abrasives and abrasive products - 英文版
	GB/T 16137-2021 Methods for estimation of examinee’s organ doses in X-ray diagnosis - 英文版
	GB/T 15972.47-2021 Specifications for optical fibre test method - Part 47: Measurement methods and test procedures for transmission characteristics - Macrobending loss - 英文版
	GB/T 15765-2021 Hermetic motor-compressors for room air conditioners - 英文版
	GB/T 15242.4-2021 Dimensions series of rod and piston dynamic seals for hydraulic cylinders-Part 4:Dimensions and tolerances of bearing rings groove - 英文版
	GB/T 15242.3-2021 Dimensions series of rod and piston dynamic seals for hydraulic cylinders-Part 3:Dimensions and tolerances of groove for co-axial seals - 英文版
	GB/T 14230-2021 Test method of tooth bending strength for gear load capacity - 英文版
	GB/T 14229-2021 Test method of surface contact strength for gear load capacity - 英文版
	GB/T 14146-2021 Test method for carrier concentration of silicon epitaxial layers - Capacitance-voltage method - 英文版
	GB/T 13469-2021 Economical operation for centrifugal，mixed flow and axial flow pump systems - 英文版
	GB/T 13345-2021 Oil film bearing for flat rolling mill - 英文版
	GB/T 13173-2021 Surface active agents - Test methods for detergents - 英文版
	GB/T 13163.2-2021 Radiation protection instrumentation—Radon and radon decay product measuring instruments—Part 2:Specific requirements for 222Rn and 220Rn measuring instruments - 英文版
	GB/T 12773-2021 Valve steel and superalloy bars for internal combustion engines - 英文版
	GB/T 12703.2-2021 Textiles - Test methods for electrostatic propensity - Part 2: Test method using manual friction - 英文版
	GB/T 12703.1-2021 Textiles - Test methods for electrostatic propensity - Part 1: Test method using corona charging - 英文版
	GB/T 12363-2021 Classification of forging functions - 英文版
	GB/T 12190-2021 Method for measuring the shielding effectiveness of electromagnetic shielding enclosures - 英文版
	GB/T 10067.36-2021 Basic specification for electroheating and electromagnetic processing installations—Part 36:Induction through-heating installations - 英文版
	GB/T 10066.32-2021 Test methods for electroheating and electromagnetic processing installations-Part 32:Induction through-heating installations - 英文版
	GB/T 9966.9-2021 Test methods for natural stone—Part 9: Determination of the dynamic modulus of elasticity by measuring the fundamental resonance frequency - 英文版
	GB/T 9966.13-2021 Test methods for natural stone—Part 13:Determination of water absorption coefficient by capillarity - 英文版
	GB/T 9966.11-2021 Test methods for natural stone—Part 11: Determination of resistance to ageing by cold and thermal shock - 英文版
	GB/T 8243.12-2021 Methods of test for full-flow lubricating oil filters for internal combustion engines—Part 12: Filtration efficiency using particle counting and contaminant retention capacity - 英文版
	GB/T 8152.15-2021 Methods for chemical analysis of lead concentrates—Part 15:Determination of soluble lead content—Flame atomic absorption spectrometry - 英文版
	GB/T 7739.4-2021 Methods for chemical analysis of gold concentrates—Part 4:Determination of copper content - 英文版

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