Engineered for Demanding Applications

Seamless Stainless Steel Hot Finished Tubes

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Our seamless stainless steel hot finished tubes offer superior strength, precise dimensional stability, and cost efficiency for demanding industrial applications. Produced entirely in-house, we ensure full process control and consistent quality.

Product standards​
  • ASTM 312
  • EN10216-5
  • Individual customers’ specifications​
Forms of supply​
  • Seamless stainless steel hot finished tubes
  • Seamless stainless steel hot finished U-tubes​
Range of sizes​
  • OD 57,0–250 mm
  • WT 0,7–50,0 mm
  • Length up to 15 meters​

Application Areas

Power Generation

Seamless stainless steel hot finished tubes are ideal for boiler where high mechanical strength and resistance to thermal stress are essential.

Oil & Gas

Designed for structural, hydraulic, and heat-transfer components in upstream and midstream operations, including OCTG and refinery systems.

Mechanical Engineering

Used in high-load construction elements, cylinders, and machinery where consistent strength and thick walls are critical.

Heavy Equipment Manufacturing

Reliable in fabrication of cranes, agricultural machinery, and lifting systems with demanding load-bearing requirements.

Characteristics

Corrosion Resistance

Balev 304L® has a good resistance to atmospheric corrosion, as the high chromium content of the material provides resistance to oxidizing solutions such as nitric acid up to 55% weight and up to 176°F (80°C). Balev 304L® can also operate successfully in caustic solutions free of chlorides.

Balev 316L® performs well in sulfur containing environments, in both high concentrations and temperatures (depending on the actual service condition). Due to the well-balanced chemical composition, the material ensures superior pitting resistance in applications involving chloride solutions, particularly in an oxidizing environment.

Formability

Centravis's Balev 304L® and Balev 316L® offer superior formability compared to traditional Duplex steels, making them ideal for complex designs and precision applications.

Heat Treatment

Manufactured with advanced heat treatment technologies, Balev 304L® and Balev 316L® ensure a stable, fully austenitic microstructure for consistent performance.

Weldability

Both grades exhibit excellent weldability without the need for post-weld heat treatment, maintaining non-magnetic properties throughout all conditions.

Corrosion Resistance

Balev 304L® has a good resistance to atmospheric corrosion, as the high chromium content of the material provides resistance to oxidizing solutions such as nitric acid up to 55% weight and up to 176°F (80°C). Balev 304L® can also operate successfully in caustic solutions free of chlorides.

Formability

Centravis's Balev 304L® and Balev 316L® offer superior formability compared to traditional Duplex steels, making them ideal for complex designs and precision applications.

Heat Treatment

Manufactured with advanced heat treatment technologies, Balev 304L® and Balev 316L® ensure a stable, fully austenitic microstructure for consistent performance.

Weldability

Both grades exhibit excellent weldability without the need for post-weld heat treatment, maintaining non-magnetic properties throughout all conditions.

Hot Finished Tube
Size Range

Explore our typical manufacturing dimensions for hot finished seamless tubes. Custom solutions are available upon request.We maintain full vertical control of the production process—enabling flexibility, short lead times, and fast adaptation to specific grade and tolerance needs.

ASTM A312
Steel grade
  • ТР304
  • TP304L
  • ТР304Н
  • ТР316
  • TP316L
  • TP316LN
  • ТР316Н
  • ТР316Ti
  • ТР321
  • ТР321Н
  • ТР347
  • ТР347Н
UNS-designation
  • S30400
  • S30403
  • S30409
  • S31600
  • S31603
  • S31653
  • S31609
  • S31635
  • S32100
  • S32109
  • S34700
  • S34709
TOLERANCES

Diameter, mm

Min OD

Max OD

+

10,3

48,3

0,4

0,8

48,31

114,3

0,8

0,8

114,31

219,1

1,6

0,8

219,11

457,2

2,4

Wall thickness, mm

Min OD

Max OD

D /S >=<

D /S

+

10,3

73,03

20

12,5

88,9

457,2

5

22,5

12,5

88,9

457,2

>

5

15

12,5

EN 10216-5
Steel grade
  • X5CrNi 18-10
  • X2CrNi 19-11
  • X2CrNi 18-9
  • X5CrNiMo 17-12-2
  • X2CrNiMo 17-12-2
  • X2CrNiMo 18-14-3
  • X1CrNiMoN 25-22-2
  • X6CrNiTi 18-10
  • X6CrNiMoTi 17-12-2
  • X6CrNiNb18-10
  • X3CrNiMoBN17-13-3
  • X7CrNiNb18-10
  • X6CrNiTiB18-10
  • X8CrNiNb16-13
UNS-designation
  • 1.4307
  • 1.4401
  • 1.4404
  • 1.4435
  • 1.4466
  • 1.4541
  • 1.4571
  • 1.455
  • 1.491
  • 1.4912
  • 1.4941
  • 1.4961
TOLERANCES

Diameter, mm

EN ISO 1127 tolerance class

D2

Permissible deviation

±1% min ±0,5 mm

Wall thickness, mm

EN ISO 1127 tolerance class

T2

Permissible deviation

±12,5% min ±0,4 mm

Use cases

Case №1

OD=6,35
TP304L, TP316L
WT
Weight
Balev 304L®/Balev 316L®
1st Level
WT
Weight
Up to
0
%
Less weight
Balev 304L®/Balev 316L®
2st Level
WT
Weight
Up to
0
%
Less weight
Balev 304L®/Balev 316L®
3st Level
WT
Weight
Up to
0
%
Less weight

Case №2

OD=9,53
TP304L, TP316L
WT
Weight
Balev 304L®/Balev 316L®
1st Level
WT
Weight
Up to
0
%
Less weight
Balev 304L®/Balev 316L®
2st Level
WT
Weight
Up to
0
%
Less weight
Balev 304L®/Balev 316L®
3st Level
WT
Weight
Up to
0
%
Less weight
“When a project calls for thick-wall integrity under punishing thermal and mechanical loads, hot-finished tubing is the engineer’s safest bet.  By forming the tube at elevated temperatures we lock in a homogeneous grain structure, minimise residual stresses, and deliver a product that machines, welds, and performs with absolute predictability—shift after shift, year after year”

Andriy Balev

Ph.D., Materials Engineer and Head of R&D at Centravis

About

Centravis

CENTRAVIS is a global leader in delivering high-quality seamless stainless steel pipes and tubes. As one of Europe's largest specialized manufacturers, our production facilities feature state-of-the-art hot-extrusion and cold-drawing shops. Our extensive product portfolio includes over 1,000 standard sizes made from more than 100 types of corrosion-resistant and heat-resistant steel grades. We proudly serve key regions worldwide through our network of sales offices in Ukraine, Germany, Switzerland, Italy, and the United States, as well as sales agents across Brazil, the Middle East, Korea, Australia, and more.

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