Stainless steel seamless tube and pipe
Seamless austenitic, duplex and super duplex tube and pipe for heat exchangers, condensers and process pipelines, to ASTM A213, A312, A789 and A790. Made to order and delivered to site anywhere in South Africa.
Overview
Precision seamless tube for heat exchangers and seamless pipe for pipelines, produced by CSM Group at around 6,000 tons a year. Grades run from standard 304 and 316L through 904L to duplex 2205 and super duplex 2507 for chloride and high-strength service.
Quality starts with the billet. Pipe billets come mainly from established special steel mills, and billets from Outokumpu or Sandvik can be specified where your project calls for them.
Typical applications
- Heat exchanger, condenser and feedwater heater tube
- Chemical and petrochemical process pipelines
- Instrument and hydraulic tubing
- Offshore, marine and chloride service (duplex grades)
Technical data
Standards and grades
| Family | Covered |
|---|---|
| ASTM/ASME | A213/SA213, A312/SA312, A269, A999, A1016, A789, A790 |
| DIN | 2462, 2463, 17457, 17458 |
| EN | 10216-5, 10217-7 |
| JIS | G3446, G3447, G3448, G3459, G3463 |
| Austenitic | 304/L/H, 310/S, 316/L/Ti, 317/L, 321/H, 347/H, 904L |
| Duplex | S31803, S32205, S32750 |
| Ferritic / martensitic | 410, 410S, 446 |
Questions buyers ask
Which standards do you supply stainless tube and pipe to?
ASTM A213 for heat exchanger tube, A312 for pipe, and A789 and A790 for duplex tube and pipe, plus the equivalent JIS, DIN and EN standards.
Do you supply duplex and super duplex?
Yes. Duplex and super duplex seamless tube and pipe are made to order alongside austenitic stainless grades.
Do you hold stainless stock in South Africa?
No. Every order is manufactured to your grade, size and length by CSM Group and delivered to your door by sea or air freight.