Choosing the Right Steel Casting Foundry

Author: sufeifei

Oct. 28, 2024

Mechanical Parts & Fabrication Services

Choosing the Right Steel Casting Foundry

Stainless steel casting, which dates back to the early &#;s, remains one of the most essential casting processes available to modern manufacturers. Modern technology and machinery in today&#;s steel casting foundries produce custom stainless steel castings with extremely intricate detail and excellent dimensional accuracy.

You will get efficient and thoughtful service from youzhen.

Steel Casting Foundry Options

While bigger doesn&#;t always mean better, a large casting foundry will have the best equipment, industry experience, and manpower to bring your project to life. Once you&#;ve located a few large casting foundries to compare, use the following criteria to help you select the right one: 

One-Stop Shop

An experienced foundry will have a history in custom mold making, ideally in-house. If a steel casting foundry does not offer a one-stop mold making and casting service, be sure to ask about casting production costs, lead times, and budgets. While à la carte services may seem the best approach for tight budgets, the longer lead times due to shipping and back-and-forth can increase costs in the long run. If possible, keep everything in-house.    

Machining & Testing

Using a steel casting foundry that performs all machining and testing in-house can save valuable time and budget. Ask about the metallurgical lab, the tools, and the inspection process. Stainless steel investment casting produces high-precision parts with tight tolerances, but most commercial and industrial applications will require additional machining and testing prior to use. For steel castings, be sure to ask about surface treatments. Choose a steel casting foundry that offers customized, cost-effective surface treatments and an online gallery of precision machining equipment. 

Industry Knowledge

If your project is specific to the arms or aviation industry, it&#;s important to work with a casting foundry who has expertise in that sector. An experienced casting foundry will give you the advantage of producing virtually any shape imaginable, no matter how complex, without significantly affecting the cost of the part. Internal holes and passages are as easy to cast as external components such as flanges, shoulders, and bosses. Be sure to ask about processes that will control shrinkage. As molten metal shrinks when it freezes, the shapes within the design need to be considered &#; long, slender parts will freeze and shrink at a faster rate than stout or rounded shapes &#; so that shrinkage is better controlled. As a rule, overall size ratios within a single design should be kept at less than 4:1 to ensure uniform solidification. With some design acumen and a basic understanding of how molten metal behaves when it freezes, virtually any complex component design can be turned into a high-quality, detailed, and repeatable cast with the help of an experienced casting foundry.

Streamline Assembly

Investment casting also offers the ability to combine multiple parts into a single unit and cast in one application, saving the manufacturer hours of finishing and assembly time. The steel casting foundry that you choose should not only be aware of this option, but they should recommend it during the design and prototyping phase. For example, multiple parts of a component that would normally be joined together after the casting process by welding or other machining processes can be redesigned and cast as one single part. By reducing post-production hours, reducing waste, and streamlining the &#;assembly&#; process through thoughtfully combined designs, the casting process becomes more efficient and less costly to the manufacturer.

Custom Steel Casting

While generally best suited to smaller, lighter (less than 150 lbs.) castings, this method remains essential to manufacturers of heavy automotive gears, dental fixtures, aerospace components, and everything in between. From firearms to hydraulics &#; whatever your industry, an experienced steel casting foundry should be able to assist you in engineering custom steel investment casts for any project. Multiple available grades of stainless steel allows foundries to customize your design to meet the requirements of every industry and produce economical, high-quality, and enduring components. Their experts will guide you through every step of the process and provide a reliable estimate for your project. 

Industry Experience

At KICastings, we have experience in casting parts for all of the following sectors:

Conclusion

At KICastings, our steel casting foundry is a perfect match for companies looking for savings in cost and lead times without sacrificing quality. We routinely produce steel components with complex shapes and dimensional accuracy, giving our customers access to the experience and equipment required for a successful outcome. Contact our U.S. Customer Service/Sales team today, and add KICastings to your list of casting service providers.

Still researching investment castings? Read our other posts:

Advantages of Investment Casting

Investment Casting vs. Lost Wax Casting

Investment Casting Cost Estimates

 

Summary

Article Name

Choosing the Right Steel Casting Foundry

Description

While bigger doesn&#;t always mean better, a large casting foundry will have the best equipment, industry experience, and manpower to bring your project to life.

Author

KI Castings

Publisher Name

KI Castings

The company is the world’s best Other Steel Alloy Casting supplier supplier. We are your one-stop shop for all needs. Our staff are highly-specialized and will help you find the product you need.

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Choosing a Casting Alloy - Blog

So, you&#;ve chosen a casting method and you&#;re ready to take the next step.

Choosing the perfect alloy to suit your casting process &#; as well as the final application of that casting &#; is the decision that&#;s now on the table.

You&#;ll have a wide range of alloys to choose from (both copper and zinc) and evaluating the characteristics of these materials will be critical to making your finished product a success.

There&#;s a lot to consider, so here&#;s our advice on how to get it right.

Why do we use aluminium alloys for casting?

We can modify or enhance the most important physical properties of pure metals &#; such as density, melting point, and electrical conductivity &#; by alloying it with another metal or non-metal, depending on the requirement.

This results in a wide range of alloys with distinct characteristics, ready to solve particular challenges in design and manufacture.

When armed with the knowledge of these specific features, you can ensure that your chosen alloy will attribute itself perfectly to your needs. This includes a predictable output which will prevent the need for numerous tests &#; saving time and money in the long-run.

What are the casting benefits of aluminium alloys?

If you need a corrosion-resistant alloy that can withstand high temperatures, an aluminium alloy could be your best choice.

Lightweight, strong and hard, aluminium alloys also produce near net-shaped parts, reducing the amount of material required, as well as any waste.

To examine the finer characteristics of aluminium alloys, just take a look at this table.

What about the casting benefits of zinc alloys?

Zinc has a lower melting point than aluminium alloy, as well as requiring lower pressure for casting. This reduces the experience of thermal shock, allowing for reduced machining, trimming, and finishing work.

If your casting has thin walls and requires intricate detailing, it could be the perfect alloy for you.

To delve into the specific advantages of individual zinc alloys, we&#;ve created this table to help.

How do you establish if an aluminium alloy is suitable for heat treatment?

Once your alloy is cast, you may need to heat treat it, in order to alter its physical or chemical properties.

Controlled heating and cooling can have predictable effects on alloys &#; such as changing its hardness or strength. It&#;s important to understand the full impact of these changes, as one desirable effect of heat treatment could spark a second that isn&#;t quite what you wanted.

Most aluminium castings don&#;t need to be altered, but there&#;s a possibility that your requirements could result in heat treatment being necessary &#; such as needing higher mechanical properties than the original casting will allow.

Sand and gravity die castings will allow for heat treatment, but it&#;s generally not achievable with a pressure die casting &#; so you will need to consider your original choice of process.

What do the different aluminium alloy heat treatment suffixes mean?

To indicate the heat treatment condition of BS aluminium alloys (the specification for aluminium castings for general engineering purposes), the following suffixes are used in the UK:

  • M - As cast
  • TS - Thermally stress relieved, annealed
  • TB - Solution heat treated and naturally aged to a substantially stable condition
  • TB7 - Solution heat treated and stabilised
  • TE - Artificially aged
  • TF - Solution heat treated and artificially aged
  • TF7 - Solution heat treated, artificially aged and stabilised.

The following alloys are not fully heat treated:

LM0, LM2, LM5, LM6, LM20 and LM24.

The following alloys may be heat treated, but their properties are not standardised in the heat-treated condition shown:

LM12, LM21, LM27-TF and LM30-TF.

The following alloys are standardised in the heat-treated conditions indicated:

LM4-TF, LM9-TE, LM9-TF, LM13-TE, LM 13-TF, LM13- TF7, LM16- TB, LM16-TF, LM22-TB, LM25-TE, LM25-TB7, LM25-TF, LM26-TE, LM28-TE, LM28-TF, LM29-TE, LM29-TF and LM30-TS.

Can you heat treat zinc alloys?

Zinc alloys aren&#;t generally heat-treated, with the exception of annealing ZA27, which can improve ductility if stress builds up within the casting during solidification.

Need more detail?

Our &#;Notes for Designers&#; guide goes into even more depth when choosing a casting alloy. Why not sign up to receive your copy today?

Furthermore, our friendly and knowledgeable team are more than happy to answer any questions you may have. Contact us now.

 

 

For more information, please visit Sand Casting Grey Cast Iron Netherlands.

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