OSTP provides process pipes, specialty tubes and butt weld fittings from an extensive range of products and stainless steel grades, as well as specialised equipment for pressure corrosion applications.
Headquarters
Jakobstad, Finland
Website
Type
Manufacturer and Processor
Certifications
ISO 9001
, ISO 14001
, ISO 45001
, IEC 17025
, ISO 3834-2
, ISO 17025
Grade | Shape | ||
---|---|---|---|
AISI 304 | Tube, Pipe | AISI 304, EN 1.4301 | EN 10217-7, EN 10296-2, ASTM A789, ASTM A790, ASTM A928, ASTM A815 |
AISI 304H | Tube, Pipe | AISI 304H, EN 1.4948 | EN 10217-7, EN 10296-2, ASTM A789, ASTM A790, ASTM A928, ASTM A815 |
AISI 304L | Tube, Pipe | AISI 304L, EN 1.4307, EN 1.4306 | EN 10217-7, EN 10296-2, ASTM A789, ASTM A790, ASTM A928, ASTM A815 |
AISI 309S | Tube, Pipe | AISI 309S, EN 1.4833 | EN 10217-7, EN 10296-2, ASTM A789, ASTM A790, ASTM A928, ASTM A815 |
AISI 310S | Tube, Pipe | AISI 310S, EN 1.4845 | EN 10217-7, EN 10296-2, ASTM A789, ASTM A790, ASTM A928, ASTM A815 |
AISI 316 | Tube, Pipe | AISI 316, EN 1.4401 | EN 10217-7, EN 10296-2, ASTM A789, ASTM A790, ASTM A928, ASTM A815 |
AISI 316L | Tube, Pipe | AISI 316L, EN 1.4404 | EN 10217-7, EN 10296-2, ASTM A789, ASTM A790, ASTM A928, ASTM A815 |
AISI 316Ti | Tube, Pipe | AISI 316Ti, EN 1.4571 | EN 10217-7, EN 10296-2, ASTM A789, ASTM A790, ASTM A928, ASTM A815 |
AISI 317L | Tube, Pipe | AISI 317L, EN 1.4438 | EN 10217-7, EN 10296-2, ASTM A789, ASTM A790, ASTM A928, ASTM A815 |
AISI 321 | Tube, Pipe | AISI 321, EN 1.4541 | EN 10217-7, EN 10296-2, ASTM A789, ASTM A790, ASTM A928, ASTM A815 |