SERVICES
INVESTMENT CASTINGS
MARKETS
At Dolphin Inc. we've been providing quality castings that meet or exceed our customer's expectations for over 48 years.
We utilize cutting edge technology to streamline the lost wax investment casting process, saving our customers time and money. We offer a full range of prototyping, casting, and finishing services.
Dolphin Inc. diligently puts the customer’s needs first and foremost. We have installed systems and tools that optimize production, delivering the best quality with the shortest lead-time.
LEAN MANUFACTURING
Our efficient manufacturing process allows us to deliver quality castings that meet or exceed our customer's expectations, on time. We eliminate waste and unnecessary inventory, saving you time and money.


RAPID PROTOTYPING
Our rapid Prototype process is available to aid you in developing your design from concept to finish, ensuring each of our customers a quality product delivered on time.
VACUUM HEAT TREATING
Whether your components are manufactured in-house or another manufacturer, our specialized heat treating services are available to you.
We offer Aging, Annealing, Quenching, and Thermo Stress Relieving. Our furnaces accommodate up to 7500 lbs. for steel alloys and up to 750 lbs. for Aluminum.


CHEMICAL & MECHANICAL TESTING
We offer a variety of chemical and mechanical testing services to streamline the casting process and eliminate unnecessary outside processing.
400 Series Steels
- 410
- 440C
- 416
- 436
- 420
Aluminum Alloys
- A356
- 356
- 355
- 357
Alloy Steels
- 4130
- 4140
- 4150
- 4340
- 6150
- 8620
- 8630
300 Series Steels
- 302
- 303S
- 303LM
- 304
- 310
- 316
- 347
- 331
Nickel Base
- Hastalloy C
- Hastalloy B
Tool Steels
- A2
Titanium
- Ti 6-4
Carbon Steels
- 1018
- 1020
- 1025
- 1030
- 1045
Precipitating Hardening Steel
- 15-5 ph
- 17-4 ph
- 17-7 ph
Brass & Bronze
- 86200
- 86500
- 87300
- 90300
- 96400
- 95500
Misc alloys
- N-155
- Monel
Looking for more options?
If you don’t see the alloy you need please ask, we may be able to do it or could provide an alternative.