From the Ministry of Industry and Technology:  
 
COMMUNIQUÉ  ON  
TS 12432  “HEXAGON FIT BOLT S FOR STEEL STRUCTURES SUPPLIED WITH 
OR WITHOUT HEXAGON NUTS ” STANDARD  
(COMMUNIQU É NO: MSG – MS – 2018  / ) 
 
 
  
Purpose  
ARTICLE 1  – (1) The purpose of this Communiqué is to identify issues related to the 
implementation of application  of TS 12432  (April 201 7) “Hexagon Fit Bolts f or Steel Structures 
Supplied with or w ithout Hexagon Nuts ” standard.  
 
Scope  
ARTICLE 2  – (1) This standard covers  the dimensions and technical delivery 
requirements for  hexagon fit bolts M12 to M30, with product quality C, used in bolting of steel 
constructions . This standard also covers the nuts and washers used with the fit bolts mentioned 
above.  
 
Legal Basis  
ARTICLE 3  – (1) This   Communiqué; has   been drawn up base d on the Presidential 
Decree  No 1 on Organisation of the Presidency published in the Official Journal numbered 
3047 4 and   dated 10/7/2018; Law No  1705    on the Prevention of Adulteration in Trade a nd 
Supervision and Protection of Exports dated 10/6/1930; Presidential Decree No 4 on the 
Organization of Affilated, Related, Associated Institutions and Institutions and Other 
Institutions and Organizations which are affiliated to Ministries published in the Official 
Journal numbered 30479 and dated 10/7/2018 and Regulation on Mutual Recognition in Non -
regulated Areas that was put into force with the Decision No. 2012/3169   of the Council of 
Ministers dated 2/5/2012.  
Putting into Effect  
ARTICLE 4 – (1) TS 12432  (1998) “Hexagon Fit Bolts f or Steel Structures Supplied 
with or w ithout Hexagon Nuts ” standard is canceled. Instead, TS 12432  (April 2017) “Hexagon 
Fit Bolts f or Steel Structures Supplied with or w ithout Hexagon Nuts ” was decided to be 
published  in the meeting of Technical Board of Turkish Standards Institution (TSE) dated 
24/4/2017 has been put into effect as mandatory in manufacturing and sales stages.  
 
Compliance Obligation  
ARTICLE 5 – (1) Those who produce and sell products on  the market within the scope 
of TS 12432  (April 2017) “Hexagon Fit Bolts f or Steel Structures Supplied with or w ithout 
Hexagon Nuts ” standard shall be obliged to comply with the provisions of this Communiqué.  
 
Mutual Recognition Clause  
ARTICLE 6  – (1)  The provisions of this Communiqué on TS 12432  (April 2017) 
“Hexagon Fit Bolts f or Steel Structures Supplied with or w ithout Hexagon Nuts ” shall not apply 
to the products which were legally produced or put into free circulation in a Member State of 
the European Union.     (2) Nonetheless, the Ministry of Industry and Technology may submit the product 
referred to in paragraph (1) to an evaluation following the rules and procedures laid down in 
Chapter Three of Regulation on Mutual Recognition in Non -Harmo nised Area which was put 
into force by Decision of Council of Ministers No. 2012/3169 of 2/5/2012 and as a result of this 
evaluation if it finds out that this product does not provide a level of protection equivalent to 
that sought by this Communiqué on  TS 12432  (April 2017) it may prohibit placing on the 
market of the product, make its placing on the market subject to prior conditions or have the 
product withdrawn or recalled from the market.  
 
Provision  
ARTICLE 7  – (1) TS 12432  (April 2017) “Hexagon Fit Bolts f or Steel Structures 
Supplied with or w ithout Hexagon Nuts ” Standard shall be obtained from the central 
organization or provincial representative offices of TSE. Contact information can be accessed 
from the website of the TSE.  
 
Repeal  
ARTICLE 8 – (1) TS 12432 (1998) “Hexagon Fit Bolts for Steel Structures Supplied 
with or without Hexagon Nuts” standard that was put into effect as mandatory with the 
Mandatory Standard Communiqué (Communiqué No: ÖSG.98/84 -85) that was published in the 
Official Gazette No: 23453 and dated 4/9/1998 has been repealed.  
 
Entry into Force  
ARTICLE 9  – (1) This Communiqué shall enter into force six months after its 
publication.  
 
Enforcement  
ARTICLE 10  – (1) The provisions of this Communiqué shall be enforced by the 
Minister of Industry and Technology.