CV Tanamas bright steel bars
Bright Steel Bar · Carbon Steel · Round / Hex / Square

Bright steel bars for dependable machining and industrial supply

More than 40 years of experience in steel-bar supply. Send the grade, size, quantity, and delivery location to start a clearer material check.

Three ways we support better buying decisions

CV Tanamas does more than list material. We help buyers frame a request around the grade, form, dimensions, and delivery needs that matter to production.

Documented quality

Supported by the quality documents named in our company materials, with Mill Test Certificates (MTCs) available by batch where applicable.

A practical size range

Round, hexagonal, square, and hot-rolled bar options help buyers match shape and size to their process.

Responsive coordination

Share the specification, quantity, and delivery location so the sales team can help check the relevant supply path.

Buy with a specification, not a guess

A steel-bar enquiry becomes easier to assess when it starts with the component or process it must support. A shaft, bushing, fastener, bracket, or fabrication part may require a different combination of grade, shape, surface condition, and size.

Before asking for a quotation, identify the applicable drawing or standard, the desired grade or acceptable equivalent, the material form, the working dimension, total quantity, and delivery point. This gives the sales team the context needed to check the right option rather than simply compare a price per kilogram.

  • State the intended application or production process
  • Name the grade or the performance requirement behind it
  • Include the diameter or section size and quantity
  • Ask what document and lead-time confirmation is available for the proposed order

Choose the profile that reduces unnecessary work

Round bar is commonly selected for shafts, pins, rollers, bushings, and other cylindrical components. Hexagonal bar can reduce initial shaping for nuts, couplings, fittings, and components with wrench flats. Square bar is useful for blocks, brackets, guides, jigs, and key-stock applications.

The suitable profile is not only a design decision. It affects cutting, turning, milling, setup time, material yield, and the amount of machining required before the part reaches its target geometry.

Confirm the order-critical details before release

Material names and grade labels are useful starting points, but the purchase order should still be checked against the applicable standard, dimensions, condition, and documentation requirement. Where a Mill Test Certificate is required, ask for the traceability process and confirm that the certificate corresponds to the delivered batch.

This approach keeps the conversation practical: match the request to the component, verify the commercial and technical details together, then proceed with a written order scope.

Industries we support

CV Tanamas material supports a range of industrial applications in Indonesia.

Automotive
Machine components
Machining
Fabrication
Construction
Manufacturing
Infrastructure
Energy & heavy equipment

Frequently asked questions

What information should I send for a steel-bar quotation?+

Send the grade or required standard, form, diameter or section size, quantity, delivery location, and any drawing, tolerance, or certificate requirement that affects the order.

Can CV Tanamas help if I only know the component application?+

Yes. Describe the component, production process, working environment, and known dimensions. The final material decision should still be approved against your engineering specification.

Is an MTC included automatically?+

MTC availability should be confirmed for the relevant grade, batch, and order. Ask the sales team to include the documentation requirement in the quotation or purchase order discussion.

Start with the specification that matters

Send the grade, shape, diameter or section size, quantity, and delivery location via WhatsApp. CV Tanamas can help you check the relevant supply path before you issue a purchase order.

Contact us

Send your grade, diameter, quantity, and delivery location. Our sales team will help confirm availability and the next step.

Address
Jl. KH Moch Mansyur No. 114, Jakarta Barat, 11210