G/TBT/N/CHL/437  
28 February  2018 
(18-1290) 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 [X], 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 plastic pipes used in  hot and cold water installations and heating 
installations.  
5. Title, number of pages and language(s) of the notified document : NCh 3151 Parte 2 
Sistemas de tuberías plásticas para instalaciones de agua fría y caliente : Polipropileno (PP) 
- Parte 2 : Accesorios  (Chilean Standard (NCh) No. 3151 - Part 2 : Plastic piping systems for 
hot and cold water installations : Polypropylene (PP) - Part 2 : Fittings) (28 pages, in 
Spanish)  
6. Description of content : The notified Standard establishes the requirements gov erning 
polypropylene fittings and joints used in hot and cold water distribution system 
installations and heating installations, at design pressures and temperatures appropriate to 
the class of application (See Table 1 of NCh No. 3151, Part 1) . It also app lies to the 
conveyance of water that may or may not be intended for human consumption, under the 
design and temperature conditions specified therein.  It covers a range of service conditions 
(classes of application), design pressures and pipe dimension clas ses. It does not apply 
where the values of the design temperature, maximum design temperature and 
malfunction temperature are in excess of those indicated in Table 1 of NCh No. 3151, 
Part 1. The Standard specifies the parameters for the test methods referred to therei n and 
covers the following types of fittings:  socket fusion fittings, electrofusion fittings, 
mechanical fittings and fittings with incorporated inserts . It is also applicable to fittings 
made from alternative materials which, when fitted  to pipes conforming to NCh No. 3151, 
Part 1, conform to the requirements of ISO 15874 -5. 
7. Objective and rationale, including the nature of urgent problems where 
applicable : Quality requirements  G/TBT/N/CHL/437  
- 2 - 
  8. Relevant documents : NCh 3151 Parte 2 Sistema de tuberías plásticas para instalaciones 
de agua fría y caliente - Polipropileno (PP) - Parte 2 : Accesorios ( Chilean Standard (NCh) 
No. 3151 - Part 2 : Plastic piping systems for hot and cold water installations : 
Polypropylene (PP) - Part 2 : Fittings)  
9. Proposed date of adoption : - 
Proposed date of entry into force : - 
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