G/TBT/N/CHL/436  
28 February  2018 
(18-1287) Page: 1/2 
Committee on Technical Barriers to Trade  Original:  Spanish  
 
  
NOTIFICATION  
The following notification is being circulated in accordance with Article 10.6.  
 
1. Notifying Member : CHILE 
If applicable, name of local government involved (Articles 3.2 and 7.2):   
2. Agency responsible : Ministerio de Obras Públicas  (Ministry of Public Works)  
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:  
Dirección General de Relaciones Económicas Internacionales  (Directorate -General of 
International Economic Relations), Ministerio de Relaciones Exteriores  (Ministry of Foreign 
Affairs)  
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) : 
Polypropylene pipes for hot and col d water installations  
5. Title, number of pages and language(s) of the notified document : NCh 3151 Parte 1 
Sistemas de tuberías para instalaciones de agua fría y caliente : Polipropileno (PP) – 
Parte 1: Tuberías (Chilean Standard (NCh) No. 3151 - Part 1 : Piping systems for hot and 
cold water installations : Polypropylene (PP) - Part 1 : Pipes) (41 pages, in Spanish)  
6. Description of content : The notified Standard establishes the requirements and test 
methods for polypropylene pipes intended for use in hot  and cold water installations and 
heating installations, at design pressures and temperatures appropriate to the class of 
application (See Table 1) . This Standard also applies to the conveyance of water that may 
or may not be intended for human consumption , under the design and temperature 
conditions specified therein.  It applies to pipes manufactured from polypropylene in the 
form of polypropylene homopolymer (PP -H), polypropylene block copolymer (PP -B), 
polypropylene random copolymer (PP -R) or polypropyle ne random crystalline temperature 
(PP-RCT), and to polypropylene pipes with an intermediate layer containing fibreglass 
(three -layer pipes).  
7. Objective and rationale, including the nature of urgent problems where 
applicable : Quality requirements  
8. Relevant documents : NCh 3151 Parte 1 Sistemas de tuberías para instalaciones de agua 
fría y caliente : Polipropileno (PP) - Parte 1 : Tuberías (Chilean Standard (NCh) No. 3151 - 
Part 1 : Piping systems for hot and cold water installations : Polypropylene (PP) - Part 1 : 
Pipes)  
9. Proposed date of adoption : - 
Proposed date of entry into force : - G/TBT/N/CHL/436  
- 2 - 
  10. Final date for comments : 60 days from the date of notification.  
11. Texts available from : National enquiry point [ ] or address, telephone and fax 
numbers and email and website addresses, if available, of other body:  
Ministerio de Relaciones Exteriores  
Teatinos 180, piso 11  
Tel.: (+56) 2 -22827 -5250 
Fax: (+56) 2 -22380 -9494 
Email: tbt_chile@direcon.gob.cl  
Note: To view the above -mentioned Chilean Standard, go to https://www.inncoleccion.cl/  
and enter the following data:  
Company : DIRECON -019 
Username : direcon  
Password : direcon  
Email: tbt_chile@direcon.gob.cl