Stainless Steel Metal Tube

Stainless steel metal tubes are an indispensable component in various industries due to their robustness and adaptability. These tubes, manufactured from a blend of iron, carbon, and chromium, are revered for their intrinsically high tensile strength, robust resistance to corrosion, and appreciable longevity, making them a material of choice for numerous applications.


Predominantly, these tubes are widely recognized for their salient features, i.e., corrosion resistance. The chromium content, integral in stainless steel composition, creates an invisible chromium-oxide surface layer that effectively resists oxidation. This resistance to rust and tarnish, together with a high temperature tolerance, allows stainless steel tubes to excel even under harsh environmental conditions.


Stainless steel metal tubes are resilient, offering immense durability and strength. Unlike some other materials, they can stand up to high pressure, temperature, and mechanical stress, ensuring durability over extended use. Their significant load-bearing capacity and structural stability provide safety reassurances in critical applications such as transportation systems or building structures. Their aesthetic attributes should not be overlooked either. Stainless steel tubes, with their sleek and polished surface, present an appealing visual compared to conventional materials.


Moreover, the flexibility in the fabrication of these tubes deserves distinct mention. Available in various shapes and sizes, from micro-tubing to large diameter piping, they cater to an expansive array of needs. This versatility supports customization and paves the way for innovative solutions across a range of sectors such as energy, medicine, automotive and construction. Stainless steel metal tubes have remarkable strength, utility, and resistance.

Specification

Standards -
Types Welded, Seamless, ERW, Fabricated, CEW, CDW, CDS, DOM
Size range 1/2" OD - 12" OD
Production technique Decoiling, Punching, Bending, Welding,  Cutting, Moulding
Standards ASTM, AISI, JIS, DIN, EN, SUS, GB
Form Round, Hydraulic,  Coiled,  Square,  U Shape,  Rectangular,  Straight,  Honed Tubes,  Pan Cake Coils
Thickness Range SCH 10, SCH 160, SCH XXH, SCH XXS, SCH 5, SCH 40, SCH XS, SCH 80S, SCH 80
Custom Size/Thickness Available
End Treaded, Beveled End, Plain End
Surface Finish 8K,  1D,  No.3,  180G,  BA,  No.4,  500G,  No.1,  Mirror Polished,  320G,  HL,  No.8, 400G,  2B,  600G or 800G Mirror finish Tubing,  2D,  400G Satin/ Hairline or Custom Finish as per customer's specification.
Marking Standard
Name of Manufacturer
Schedule
Pressure Class
Tube Size, etc
Test Certificates
Third Party Inspection Report
Manufacturer Test Certificate
Raw Materials Certificate
100% Radiography Test Report
Laboratory Test Certificate from Govt. Approved Lab
EN 10204/3.1B, EN 10204 3.1 and EN 10204 3.2 Material Test Certificates (MTC)

Available Tubes in Our Warehouse

Thin Wall Tubing

Thin Wall Tubing

Seamless Tube

Seamless Tube

Erw Tube

Erw Tube

Bright Annealed Tube

Bright Annealed Tube

Coil Tubing

Coil Tubing

Condenser Tube

Condenser Tube

Welded Tube

Welded Tube

Heat Exchanger Tube

Heat Exchanger Tube

Small Diameter Tubing

Small Diameter Tubing

Equivalent Grades

Stainless Steel Heat Exchanger tube StandardUNSENWERKSTOFF NR.JISGOSTBSAFNOR
SS 304S30400X5CrNi18-101.4301SUS 30408Х18Н10304S31Z7CN18‐09
SS 304LS30403X2CrNi18-9 / X2CrNi19-111.4306 / 1.4307SUS 304L03Х18Н113304S11Z3CN18‐10
SS 304HS304091.4301
SS 310S31000X15CrNi25-201.4841SUS 31020Ch25N20S2310S24
SS 310SS31008X8CrNi25-211.4845SUS 310S20Ch23N18310S16
SS 310HS31009
SS 316S31600X5CrNiMo17-12-2 / X3CrNiMo17-13-31.4401 / 1.4436SUS 316316S31 / 316S33Z7CND17‐11‐02
SS 316LS31603X2CrNiMo17-12-2 / X2CrNiMo18-14-31.4404 / 1.4435SUS 316L03Ch17N14M3 / 03Ch17N14M2316S11 / 316S13Z3CND17‐11‐02 / Z3CND18‐14‐03
SS 316HS316091.4401
SS 316TiS31635X6CrNiMoTi17-12-21.4571SUS 316Ti08Ch17N13M2T320S31Z6CNDT17‐123
SS 317S317001.4449SUS 317
SS 317LS31703X2CrNiMo18-15-41.4438SUS 317L
SS 321S32100X6CrNiTi18-101.4541SUS 321
SS 321HS32109X12CrNiTi18-91.4878SUS 321H
SS 347S34700X6CrNiNb18-101.4550SUS 34708Ch18N12B
SS 347HS34709X6CrNiNb18-121.4961SUS 347H
SS 904LN08904X1NiCrMoCu25-20-51.4539SUS 904LSTS 317J5L904S13Z2 NCDU 25-20

Chemical Composition

GradeCMnSiPSCrMoNiNTiFe
304min.18.08.0
max.0.082.00.750.0450.03020.010.50.10
304Lmin.18.08.0
max.0.0302.00.750.0450.03020.012.00.10
304Hmin.0.0418.08.0
max.0.0102.00.750.0450.03020.010.5
SS 3100.015 max2 max0.015 max0.020 max0.015 max24.00 26.000.10 max19.00 21.0054.7 min
SS 310S0.08 max2 max1.00 max0.045 max0.030 max24.00 26.000.75 max19.00 21.0053.095 min
SS 310H0.04 0.102 max1.00 max0.045 max0.030 max24.00 26.0019.00 21.0053.885 min
316min.16.02.03.010.0 
max.0.0352.00.750.0450.03018.014.0 
316Lmin.16.02.03.010.0  
max.0.0352.00.750.0450.03018.014.0 
316TI0.08 max10.00 14.002.0 max0.045 max0.030 max16.00 18.000.75 max2.00 3.00
3170.08 max2 max1 max0.045 max0.030 max18.00 20.003.00 4.0057.845 min
SS 317L0.035 max2.0 max1.0 max0.045 max0.030 max18.00 20.003.00 4.0011.00 15.0057.89 min
SS 3210.08 max2.0 max1.0 max0.045 max0.030 max17.00 19.009.00 12.000.10 max5(C+N) 0.70 max
SS 321H0.04 0.102.0 max1.0 max0.045 max0.030 max17.00 19.009.00 12.000.10 max4(C+N) 0.70 max
347/ 347H0.08 max2.0 max1.0 max0.045 max0.030 max17.00 20.009.0013.00
410min.11.5
max.0.151.01.000.0400.03013.50.75
446min.23.00.10
max.0.21.50.750.0400.03030.00.500.25
904Lmin.19.04.0023.000.10
max.0.202.001.000.0450.03523.05.0028.000.25

Mechanical Properties

GradeDensityMelting PointTensile StrengthYield Strength (0.2%Offset)Elongation
304/ 304L8.0 g/cm31400 °C (2550 °F)Psi 75000 , MPa 515Psi 30000 , MPa 20535 %
304H8.0 g/cm31400 °C (2550 °F)Psi 75000 , MPa 515Psi 30000 , MPa 20540 %
310 / 310S / 310H7.9 g/cm31402 °C (2555 °F)Psi 75000 , MPa 515Psi 30000 , MPa 20540 %
306/ 316H8.0 g/cm31400 °C (2550 °F)Psi 75000 , MPa 515Psi 30000 , MPa 20535 %
316L8.0 g/cm31399 °C (2550 °F)Psi 75000 , MPa 515Psi 30000 , MPa 20535 %
3177.9 g/cm31400 °C (2550 °F)Psi 75000 , MPa 515Psi 30000 , MPa 20535 %
3218.0 g/cm31457 °C (2650 °F)Psi 75000 , MPa 515Psi 30000 , MPa 20535 %
3478.0 g/cm31454 °C (2650 °F)Psi 75000 , MPa 515Psi 30000 , MPa 20535 %
904L7.95 g/cm31350 °C (2460 °F)Psi 71000 , MPa 490Psi 32000 , MPa 22035 %

Nominal Wall Thickness Of Stainless Steel Metal Tube

NPS DesignatorOutside Diameter in.Schedule 5S in.Schedule 10S in.Schedule 40S in.Schedule 80S in.
1/40.5400.0650.0880.119
3/80.6750.0650.0910.126
1/20.8400.0650.0830.1090.147
3/41.0500.0650.0830.1130.154
1.01.3150.0650.1090.1330.179
1 1/41.6600.0650.1090.1400.191
1 1/21.9000.0650.1090.1450.200
22.3750.0650.1090.1540.218
2 1/22.8750.0830.1200.2030.276
33.5000.0830.1200.2160.300
3 1/24.0000.0830.1200.2260.318
44.5000.0830.1200.2370.337
55.5630.1090.1340.2580.375
66.6250.1090.1340.2800.432
88.6250.1090.1480.3220.500
1010.7500.1340.1650.3650.500
1212.7500.1560.1800.3750.500

Wall Thickness Of Stainless Steel Metal Tube

Product Description

Outside Diamter, OD (in mm)

Wall Thickness, WT (in mm)

Round Tube

6mm – 630mm

0.5mm-30mm

Square Tube

12.7mm* 12.7mm to 300mm* 300mm

0.5mm-30mm

Rectangular Tube 

10*20mm to 100*200mm

0.5mm-30mm

Colour Coated Tube

6mm to 630mm

0.5mm-30mm

Electropolished Tube

12.7mm to 250mm

0.5mm-30mm

Triangle Tube

16mm to 85mm

0.5mm-3.0mm

Hexagonal Tube

13mm to 85mm

0.5mm-2.0mm

Stainless Steel U Shaped Tube

20mm to 200mm

0.5mm-2.0mm

Thin-Wall Stainless Steel Metal Tube 

22mm*0.7mm to 108mm*2.0mm

0.5mm-2.0mm

Inner/Outside Polished Stainless Steel Metal Tube, tube

12.5mm to 203.2mm

1.0mm – 5mm

304 Stainless Steel Capillary Tube

0.28mm to 10mm

0.08mm – 1.2mm

Stainless Steel Seamless Metal Tube

6mm to 430mm

0.8mm – 30mm

Application

Aerospace

Cleaning Factories

Food Processing

Food Processing

Oil and Gas

Oil and Gas

Pharmaceutical

Pharmaceutical

Power Plant

Power Plant

Ship Building

Ship Building

Water Systems

Water Systems

Refinery

Refinery