Stainless Steel Tubing Solutions for Marine & Shipbuilding Industries

Precision Tubes Built to Withstand Saltwater, Corrosion, and Pressure in Harsh Marine Environments

The marine and shipbuilding industry demands tubing solutions that deliver superior corrosion resistance, structural integrity, and reliable performance under extreme saline conditions. TeCarve’s marine-grade stainless steel tubes are engineered to meet these rigorous requirements — supporting applications from cooling systems and ballast lines to offshore drilling rigs and ship exhaust systems. With our wide selection of stainless steel grades and precision tube options, we help shipyards and marine contractors build stronger, longer-lasting vessels.

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Corrosion Resistance

Designed for long-term exposure to saltwater and harsh chemicals

Structural Strength

Thick walls and certified grades for heavy-duty marine structures

Custom Lengths

Cut-to-size tubes available for diverse ship layouts

Low Maintenance

Highly durable and resistant to scaling or biofouling

Global Standards

Conforms to ASTM, JIS, EN, and GB shipbuilding specs

Versatile Application

Tubes suited for cooling, hydraulics, exhaust, and ballast

Applications

TeCarve’s stainless steel tubing solutions are trusted across a range of onboard and offshore systems, including cooling circuits, hydraulic lines, exhaust systems, pressure vessels, and more. Each tube type is carefully matched to application-specific demands for performance, longevity, and safety.
Seawater Cooling Systems
Tube Type: Seamless / Coiled Tubes
Grades: 316L, 317L, 904L
OD Range: 6mm – 38mm
Wall Thickness: 0.7mm – 2.0mm
Common Size in mm: 12.7×1.0, 19.05×1.5
Finish: Bright Annealed / Polished
Remarks: High chloride resistance required
Ballast & Bilge Piping
Tube Type: Welded / Seamless Tubes
Grades: 316L, Duplex 2205
OD Range: 21.3mm – 76.2mm
Wall Thickness: 1.5mm – 4mm
Common Size in mm: 33.4×2.77, 48.3×3.05
Finish: Pickled / Satin
Remarks: Corrosion + high flow rate tolerance
Exhaust Gas Systems
Tube Type: Thick-Walled / Seamless Tubes
Grades: 321, 316Ti, 310S
OD Range: 25.4mm – 101.6mm
Wall Thickness: 2mm – 6mm
Common Size in mm: 60.3×3.0, 76.1×4.0
Finish: Annealed
Remarks: High temperature + vibration resistant
Offshore Oil & Gas Rigs
Tube Type: Special-Shaped / Coiled Tubes
Grades: 316L, Duplex 2507
OD Range: 6mm – 25mm
Wall Thickness: 1mm – 2.5mm
Common Size in mm: 12×1.5, 19×2
Finish: Electropolished / Custom
Remarks: Pressure tight, anti-corrosion
Marine Hydraulic Lines
Tube Type: Seamless Tubes
Grades: 316L, 321
OD Range: 6mm – 50mm
Wall Thickness: 1mm – 3mm
Common Size in mm: 10×1.5, 38×2.5
Finish: Smooth / Pickled
Remarks: High fatigue and pressure resistance
Fire Protection Piping
Tube Type: Welded Tubes
Grades: 316L
OD Range: 25mm – 76mm
Wall Thickness: 1.5mm – 2.5mm
Common Size in mm: 42.4×2.0, 63.5×2.5
Finish: Satin Polished
Remarks: Fire-safe and long-service life

Contact TeCarve

Get in touch with TeCarve for premium stainless steel tubing solutions. Global delivery, precision manufacturing, and reliable service. If any need, please send email to sales@tecarve.com.