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Call MST now: 800.521.8416
YOUR ONE-STOP SHOP FOR PRESSURE PIPE PRODUCTS
Our cold-drawn seamless pipe products are perfect for a wide variety of applications. Whether you need carbon or alloy pipe, MST is ready to meet every demanding operational requirement and precise specification. Our pressure pipe is available in many grades, alloys and specifications, and MST can provide the high-quality product that meets your needs exactly, even custom sizes that are not based on a standard pipe schedule.
MST also is one of just a handful of carbon pipe manufacturers globally – and the only one domestically – that offers NCA-3800 nuclear capabilities
When you’re looking for top quality, American-made pipe that has the flexibility to meet your exact specs, look to MST. We’ll make it better – and faster – than the competition. And it will get to you on time, every time.
ALLOY PIPE: Specifications:
A335 P1, P2, P5, P9, P11, P12, P22, P23, P91
CARBON PIPE: Specifications:
- A53
- A106 Grade A, B & C
- A333 Grade 1 & 6
- A334 Grade 1 & 6
Size Range:
Cold-drawn seamless pipe is available in a wide variety of sizes and can be produced to ½” to 4″ IPS (12.7mm to 101.6mm IPS). See the Pipe Size Chart for the full range of sizes.
Also available as:
- single random, double random or custom-cut lengths
- non-standard pipe sizes
- specific cut lengths (anywhere from 10′ to 52′ based on the size and pipe you are inquiring about)
Other Options:
Alloy pressure pipe is available with a variety of other options, including:
- Clear UV Coating
- Bare or Dry
Carbon pressure pipe is available with a variety of other options, including:
- Blue Diamond® Coating
- Clear UV Coating
- Galvanized
- Threaded & Coupled
- Pickled, Oiled & Plugged
- Bare or Dry

A106: When you need it. The way you need it.
We’ve set the standard for high quality seamless pipe products and exceptionally quick turnaround. Now MST has A106 pressure pipe in stock and ready for immediate delivery:
- sizes range from 1/2″ to 2″
- on hand and ready for immediate delivery
- larger pipe – 2.5″ and over – can be made to order quickly
- 100% melted and manufactured entirely in the USA
- can be hot-dipped galvanized, pickled, oiled and plugged
- available with industry exclusive A106 with Blue Diamond® finish
- expedited deliveries are available
IPS SIZE | OD | WALL | WT/FT | |
---|---|---|---|---|
1/2 | 40 80 160 XXHY | .840 | .109 .147 .188 .297 | .851 1.088 1.309 1.714 |
3/4 | 40 80 160 XXHY | 1.050 | .113 .154 .219 .308 | 1.131 1.474 1.944 2.441 |
1 | 40 80 160 XXHY | 1.315 | .133 .179 .250 .358 | 1.679 2.172 2.844 3.659 |
1-1/4 | 40 80 160 XXHY | 1.660 | .140 .191 .250 .382 | 2.273 2.997 3.765 5.214 |
1-1/2 | 40 80 160 XXHY | 1.900 | .145 .200 .281 .400 | 2.718 3.631 4.859 6.408 |
IPS SIZE | OD | WALL | WT/FT | |
---|---|---|---|---|
2 | 40 80 160 XXHY | 2.375 | .154 .218 .344 .436 | 3.653 5.022 7.462 9.029 |
2-1/2 | 40 80 160 XXHY | 2.875 | .203 .276 .375 .552 | 5.793 7.661 10.01 13.69 |
3 | 40 80 160 XXHY | 3.500 | .216 .300 .438 .600 | 7.576 10.25 14.32 18.58 |
3-1/2 | 40 80 XXHY | 4.000 | .226 .318 .636 | 9.109 12.50 22.850 |
4 | 40 80 160 XXHY | 4.500 | .237 .337 .531 .674 | 10.790 14.983 22.509 27.541 |
Trust our experts in exporting
The global economy requires shipping orders throughout the world. It’s a complicated, confusing process, but the experts at MST make it easy. Our export sales team is trained in the essentials of export regulations and will provide seamless, worry-free exportation of your order.
Trust our team to assist you with a variety of export-related services and items, including:
- Export boxing
- Freight forwarding
- Air, sea or ocean freight
- Off-site container loading
- Customs paperwork
- Certificate of origin
For more information about shipping export orders, please contact:
Raul Holguin
International Business Development
248.880.5364
Features & Services





Speed, Service and Precision
MST Seamless Tube & Pipe has been making superior pipe products since 1927 and have built a reputation as one of the most reliable manufacturers in the industry and in the United States.
Our seamless tube and pipe manufacturing facility has provided cold-drawn carbon, alloy and high chrome mechanical and pressure tubing and piping for many industries. Cold-finished products are made to order and tested to your exact requirements and specifications, and our modernized facility enables us to accommodate large and small min mill quantities and expedited orders, even if they’re going overseas. Every MST order is completed on time, every time. Isn’t it about time?