Portal CSN (csn_home_faq_pm_us)

Company

Choose a subject from the list below.

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Civil Construction

»	Is steel a modern material?
»	Is steel environmentally friendly?
»	Is there such a thing as corrosion-resistant steel?
»	And is galvanized steel corrosion-resistant?
»	Is it quick to build with steel?
»	Are there any other advantages of building with steel?

Commercial

»	What's the minimum amount to purchase material from CSN?

Communication

»	How do I arrange a visit to President Vargas Mill?
»	I am a student and would like to get information about CSN, it's history and it's production processes for a project. Where can I find this information?

Home Appliances & OEM

»	What do the initials ‘OEM' stand for?
»	What is a hermetic compressor?
»	What are "agricultural implements"?
»	What does the term "scale cavity" mean (as a result of non-conformity during technical evaluation)?
»	Does scale cavity cause any loss of the material's mechanical properties?
»	What is the difference between symmetric and asymmetric dimensional tolerances?
»	Does the darkening effect of spangle impair the performance of galvanized steel in any way?

Human Resources

»	How do I do to send my résumé?

Steelcolors®

»	What is Steelcolors®?
»	What is Galvalume steel?
»	What is Steelcolors type of painting?
»	What are the dimensions of Steelcolors® sheet?
»	What are Steelcolors® available thicknesses?
»	Where can I buy Steelcolors®?
»	What is the minimum amount for purchasing?
»	Is it possible to buy Steelcolors® in any color that I may wish for?
»	Is there Steelcolors® with other kinds of finishing or textures?
»	How can I process Steelcolors® sheet?
»	Where can I buy equipment and accessories to process Steelcolors®?
»	Does Steelcolors® support repainting or touch-ups?
»	Does Steelcolors® support stickers?
»	To what sort of temperature Steelcolors® can be exposed?
»	Does Steelcolors® serves as thermal insulation?
»	Does Steelcolors® serve as acoustics insulation?
»	What is the advantage of Steelcolors® if it is compared against the aluminum comprised material?
»	What is the advantage of Steelcolors® if it is compared against the pre-painted aluminum solid sheet?
»	Under the circumstance of a fire, what happens to Steelcolors®?
»	What is Steelcolors® maintenance like?
»	Does Steelcolors® handle saline environments?
»	What kind of material is the fixing auxiliary structure of Steelcolors® comprised of?
»	How can I be provided with assistance so as to develop a specification or a design with Steelcolors®?
»	How to install Steelcolors® on a wall?

Packaging

»	What kind of protection can steel provide for the products inside?
»	Can light spoil food?
»	Does canned food contain preservatives?
»	Do dented cans jeopardize product quality?
»	Is canned food as good a quality as fresh food?
»	Some cans rust very quickly. Why is this?
»	If I cut myself on steel packaging, am I at risk of diseases such as tetanus?
»	Are "easy open" lids dangerous?
»	Does steel packaging harm the environment?
»	How long does it take steel packaging to naturally decompose?

»

How do I register myself as a CSN supplier?

»

What is CSN's Purchasing address?

»

Which agencies responsible for issuing:

»	Federal Tax Clearance Certificate?
»	State Tax Clearance Certificate?
»	Municipal Tax Clearance Certificate?
»	Summary of Commercial Registry Records?
»	Bankruptcy and reorganization proceedings/Chapter 11(concordata) Clearance Certificate?
»	Proof of good standing with FGTS (government severance indemnity fund for employees)- CRF?
»	Statement of Outstanding Labor Cases?
»	Partner Injunction and Court Protection Clearance Certificate?
»	Social Security Payments Clearance Certificate – CND?

»

Do the required registration documents need to be authenticated?

»

What is the result of analyzing a dossier/catalog/folder sent to CSN to register as a supplier?

Recorded Companie

»	hich materials are we authorized to supply to CSN?
»	How can I update my company's registration information?
»	Why is my company not participating in tenders offered by CSN?
»	Are our company records active at CSN?
»	How can I update my details as a registered supplier with CSN (such as change of address/ or company name)?
»	My company has been incorporated by another one, how can I update this information in CSN's supplier record?
»	My company has ceased trading under its registered CNPJ (company number), how do I register the new details?
»	I need a certificate of technical aptitude or reference from CSN, in order to take part in other market tenders, where can I request one?