G/TBT/N/THA/657  
9 March 2022  
(22-2138) Page: 1/2 
Committee on Technical Barriers to Trade  Original:  English  
 
  
NOTIFICATION  
The following notification is being circulated in accordance with Article 10.6  
 
1. Notifying Member:  THAILAND   
If applicable, name of local government involved (Article 3.2 and 7.2):   
2. Agency responsible:  Thai Industrial Standards Institute (TISI), Ministry of Industry  
Name and address (including telephone and fax numbers , email and website 
addresses, if available) of agency or authority designated to handle comments 
regarding the notification shall be indicated  if different from above:   
WTO/TBT Enquiry Point and Notification Authority  
Thai Industrial Standards Institute (TISI), Ministry of Industry  
Tel.: (662) 430 6831 ext. 2130  
Fax: (662) 354 3041  
E-mail: thaitbt @tisi.mail.go.th  
Website: http://www.tisi.go.th  
3. Notified under Article 2.9.2 [X], 2.10.1 [   ], 5.6.2 [   ], 5.7.1 [   ], other :  
4. Products covered (HS or CCCN where applicable, otherwise national tariff 
heading. ICS numbers may be provided in addition, where applicable):  Hot-dip 
55% aluminium/zinc -coated flat steel (ICS 77.140.50); Flat steel products and semi -
products (ICS 77.140.50)  
5. Title, number of pages and language(s) of the notified document:  Draft Ministerial 
Regulation on Hot -dip 55% aluminium/zinc -coated flat steel (TIS 2228 -2565) (29 
page(s), in Thai)  
6. Description of content:  The draft ministerial regulation mandates hot -dip 
55%aluminium/zinc -coated flat steel to conform with the standard for Hot -dip 55% 
aluminium/zinc -coated flat steel (TIS 2228 -2565).  
This standard covers hot -dip flat steel with aluminium/zinc -coating mass not greater than 
4.0 mm in thickness and 1 500 mm in wideness.  
7. Objective and rationale, including the nature of urgent problems where 
applicable:  Protection of human health or safety  
8. Relevant documents:   
-    AS 1397 -2011 Continuous hot -dip metallic coated steel sheet and strip – coatings of 
zinc and zinc alloyed with aluminium and magnesium  
-    AS/NZ S 1365: 1996 Tolerances for flat -rolled steel products  
-    ISO 14284: 1996 Steel and iron – Sampling and preparation of samples for the 
determination of chemical composition  G/TBT/N/THA/657  
 
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  -    ISO 17925: 2004 Zinc and/or aluminium based coatings on steel - Determinatio n of 
coating mass per unit area and chemical composition - Gravimetry, inductively coupled 
plasma atomic emission spectrometry and flame atomic absorption spectrometry  
-    ISO 1460: 1992 Metallic coatings -Hot dip galvanized coatings on ferrous materials 
Gravimetric determination of the mass per unit area  
-    JIS G 0320: 2009 Standard test method for heat analysis of steel products  
-    JIS G 0320: 2009/ AMENDMENT 1: 2015 Standard test method for heat analysis of 
steel 
-    products (Amendment 1)  
-    JIS G 0320: 2009/ AMENDMENT 2: 2017 Standard test method for heat analysis of 
steel 
-    products (Amendment 2)  
-    JIS G 0321: 2017 Product analysis and its tolerance for wrought steel  
-    JIS G 0404: 2014 Steel and steel products – General technical de livery requirements  
-    JIS G 3321: 2019 Hot -dip 55% aluminium -zinc alloy -coated steel sheet and strip  
-    JIS Z 8401: 2019 Rounding of numbers  
-   TIS 2172 - Part 1 -2556 Metallic materials - tensile testing - part 1 : method of test at 
room temperature  
9. Proposed date of adoption:  To be determined  
Proposed date of entry into force:  To be determined  
10. Final date for comments:  60 days from notification  
11. Texts available from:  National enquiry point [ ] or address, telephone and fax 
numbers and email and website addresses, if available , of other body:   
WTO/TBT Enquiry Point and Notification Authority  
Thai Industrial Standards Institute (TISI), Ministry of Industry  
Tel.: (662) 430 6831 ext. 2130  
Fax: (66 2) 354 3041  
E-mail: thaitbt@tisi.mail.go.th  
Website: http://www.tisi.go.th  
https://members.wto.org/crnattachments/2022/TBT/THA/22_2039_00_x.pdf