Nippon Sanso Matheson in Rapid City, SD prides itself on industry leading customer service. At our Rapid City, SD location, you are never dealing with a call center. We have been part of the Rapid City, SD community for over 50 years, and we welcome your call, question, or visit to our store. We have a very friendly staff. We will take the time to help you find the right welding machine, the right filler metal, welding gas, medical gases, and even food and beverage grade gases – whatever you need to get the job done. Whether you are a home hobbyist or in one of the industries we support every day, we welcome your partnership and we never take you for granted. We take safety seriously and are proud to have won a CGA award in 2025 for our track record of making deliveries safely. Our cylinders are inspected and we meet and exceed DOT standards.
Welding and Metal Fabrication – Our sales reps certify as AWS Certified Welding Sales Representatives, because we know how important it is that you can rely on your sales representative for expert advice on your welding application. We supply all the major manufacturers of welding supplies- visit us in Rapid City, SD for your Lincoln Electric welder needs, Miller Electric welder needs, Hypertherm plasma cutting machines, and others. That includes a wide assortment of welding wires and filler metals- and our staff has the expertise to help you understand the AWS nomenclature, strength and other properties of each.
If you are looking to upgrade your cutting operation to a laser cutting table we can help with that as well – we have a partnership with a leading manufacturer of laser cutting tables, and can also support you with the assist gas needs, nitrogen, oxygen or a mix.
Life Science and Healthcare – your patients trust you, and you can trust us. Whether you are installing a bulk oxygen system at a hospital, or need small medical cylinders at a dentist’s office, we have single source accountability as you are working with the producer and filler of the gas – not just a reseller. For our customers doing life science, scientific research, or freezing biological specimen, we can help everything from with liquid nitrogen, cryogenic freezers to vacuum jacketed piping. We can help with specialty or high purity gases, or whatever gas you need.
Our medical gases are filled and stored securely in accordance with all applicable regulations. We are familiar with the strict compliance standards and emergency planning that large hospitals require. We have 35 FSSC Certified and FDA registered ASUs for food grade nitrogen and 36 medical ASUs registered with the FDA. Our ASUs manufacture Oxygen, USP and Nitrogen, NF under Good Manufacturing Practices following approved procedures which are in alignment with 21 CFR Part 213 and CGA M-2 Standard for the Manufacture of Designated Medical Gases.
Propane – Whether you need to keep that forklift running and get those shipments out the door or you just need to get your propane tank filled for that weekend BBQ, we are here to service all of your propane needs. If you aren’t able to make it into the store, let us deliver it to you.
Construction and Contractors – Contractors near Rapid City, South Dakota rely on dependable access to industrial gases, welding supplies, and technical expertise to keep infrastructure, manufacturing, utility, and construction projects on schedule. As major roadway, utility, industrial manufacturing, renewable fuels, and process industry projects continue to expand throughout Pennington County, Nippon Sanso Matheson supports contractors with oxygen, argon, nitrogen, carbon dioxide, helium, hydrogen, specialty gases, welding equipment, welding consumables, safety products, and liquid gases, for concrete cooling and similar projects. For the structural integrity of your pipeline systems, we have high-purity nitrogen available for moisture-free purging and precise pressure testing. Our team works with road construction contractors, utility contractors, mechanical contractors, fabrication shops, structural steel fabricators, industrial manufacturers, food processors, and energy facilities to help solve complex welding, cutting, purging, heat treating, testing, and production challenges. Contractors depend on reliable gas supply, responsive local service, cylinder inventory, bulk delivery capabilities, and technical support to reduce downtime and improve productivity. Nippon Sanso Matheson provides industrial gas solutions for pipe welding, structural steel fabrication, equipment manufacturing, utility construction, renewable fuels facilities, ethanol plants, carbon capture projects, and general industrial construction. With expertise in shielding gases, laser assist gases, specialty gases, cryogenic systems, and engineered gas supply solutions, Nippon Sanso Matheson helps contractors improve weld quality, cutting operations, productivity, safety, and project timelines. Whether supporting a major infrastructure project, manufacturing expansion, fabrication facility, or industrial plant, Nippon Sanso Matheson delivers the gases, equipment, technology, and technical knowledge contractors need to succeed.
Dry Ice – Nippon Sanso Matheson in Rapid City has dry ice for your blasting, food packaging, cold chain or other needs. We have dry ice in pellets and blocks, and we provide small and large quantities. Whether you just need one pound for an experiment with pellets, or only 10 pounds of block, or if you need large quantities delivered, we can supply you with prompt service and quality dry ice!
Give us a call or stop in! We’d love to see how we can help.
Rapid City SD 57701
USA
| Monday | |
| Tuesday | |
| Wednesday | |
| Thursday | |
| Friday | |
| Saturday | Closed |
| Sunday | Closed |
