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HK-40 SCH22 centrifugal casting is one of the heat-resistant materials produced at LAWAI.
HK-40 SCH22 centrifugal casting is used for manufacturing the items to withstand the oxidation and corrosion in the high temperature.
If you are still not sure whether HK-40 SCH22 centrifugal casting is the correct alloy for your project, we will assist you to choose the one applicable.
Centrifugal Casting | Forging | Static Casting | |
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Provide Customized Alloy? | Yes, various materials can be cast. | No, there is the limitation of material selection. | No, there is the limitation of material selection. |
Great quality? |
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Possible for small order quantity? Competitive price? |
Yes, small quantity would not change the price. | No, the cost of mold is high and the price would be competitive only when ordering several ton order weights. | No, it is not suitable for small quantity production. |
Cost advantage? | Yes, it's more cost-effective. | No. | It's cost-effective for "large" order quantity. |
LAWAI is the family-run centrifugal casting manufacturer in Taiwan.
We've produced symmetric components since 1989.

Pioneer of centrifugal casting in Taiwan
LAWAI uses the recycled stainless steel scrap to manufacture centrifugal castings.
- The quality of centrifugal castings is the same as those made of raw materials
- Turning the scrap (some people regard it as trash) into the stainless steel ingots
- Minimizing the carbon footprints, making our world sustainable
- Practicing circular economy thoroughly
Manufacturing your products in the way that is best for you
LAWAI manufactures the custom products by centrifugal casting that are superior and functional.
- Flexible order quantity to meet your small projects
- Standard grade to high grade specially steel to meet your applications
- Rough to finish machining to meet your special needs
- Safe packing method to protect customers’ rights
Custom HK 40 radiant tube is one of our popular centrifugally cast products in the recent years. HK 40 radiant tube is an austenitic Fr-Cr- Ni alloy and it also has been one of the well-known heat-resistant alloys for several decades.
Although we have an ability to manufacture different series alloys, heat-resistant alloys are what we are most familiar since those materials have been produced by us over 20 years.
Most customers purchase our HK 40 radiant tube for rollers. They realize that HK 40 radiant tube manufactured by centrifugal casting has the strong durability and long lifetime. In the long run, it would save them much maintenance cost. The characteristics of HK 40 radiant tube are the moderately high oxidation resistance, temperature strength and carburization resistance. The service temperature of HK 40 radiant tube is up to approximately 2000 degrees Celsius. Thus, the application of HK 40 radiant tube is pretty wide not just for rollers.
LAWAI supplied HK 40 radiant tube not only for our customers regularly in Taiwan but also for those in Australia, USA and Europe. All of them were satisfied with the quality and delivery time of LAWAI’S HK 40 radiant tube and intended to place the orders for other high performance tubes by centrifugal casting.
HK 40 radiant tube produced by LAWAI is always beyond your expectation. It is the dream product for your high temperature environment!