Send the documentation
Grade, drawing or sample, quantity and required component condition.
Brasses are copper-zinc alloys, and additions of other elements may change their properties. The general term “brass” is therefore not enough to confirm a component material.
Include the full grade from the current drawing or specification. Catalogue values provide general knowledge and do not replace order requirements.
Provide the full brass grade and send a drawing, 3D model or description of the sample component. State the quantity, available tooling, required delivery condition and surfaces to be machined. Do you need a pattern for your casting? Explore our foundry pattern making services and the information needed for a tooling enquiry.
If the documentation specifies mechanical, leak-tightness or acceptance requirements, include them in the enquiry. If the material has not yet been selected, describe the component’s application and operating conditions.
Email the documentation to biuro@metalkolor.pl.

We can discuss an as-cast component or machining of specified surfaces. Dimensions, tolerances, allowances and delivery condition should be stated in the documentation.
For another copper alloy, use the broader copper alloy page. It helps distinguish brass from bronze and other material families.
View all copper alloy casting servicesENQUIRY PATH
Each stage follows the component documentation.
Grade, drawing or sample, quantity and required component condition.
As-cast condition, machining, dimensions and acceptance criteria.
Production begins once the technical requirements and commercial terms have been agreed.
FAQ
Answers to the most common questions about the initial information.
Send a drawing or sample, full grade, dimensions, quantity, required delivery condition and machining scope.
No. Brass is a family of alloys. Include the complete material designation from the documentation.
The scope may include machining of specified surfaces when the requirements are agreed before production.
Send sample photographs and dimensions together with the material information. The possible preparation route can then be reviewed.
No. Visual appearance does not replace a material designation or testing.
EXPLORE
We produce copper and copper alloy castings, including bronze and brass components. A complete material designation and component documentation are the basis for agreeing the scope.
How to Select Bronze, Brass or a Copper Alloy | METAL-KOLORHow to define requirements for bronze, brass or another copper alloy casting: service, environment, friction, process and machining.
Machining of Castings | METAL-KOLORCasting machining to agreed drawing requirements. Share the material, dimensions, surfaces to be machined and quantity to discuss the scope of work.
Contact METAL-KOLOR | Starachowice, PolandContact METAL-KOLOR in Starachowice, Poland. Call +48 41 273 00 00 to discuss castings, machining or white metal bearing refurbishment.
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