Why Furnace Buyers Order ASTM A213 TP321 Tubes From Ganpat Industrial Corporation?
Titanium Stabilised
Ti added at 5(C+N) minimum
Annealed Condition
Soft tube ready to form
Cut Lengths
Sawn to your length
DFARS Compliant
Supply with compliance papers
Heat Traceable
Heat number on every tube
ASTM A213 TP321 Tubes Highlights
- 1Grade: TP321 • UNS S32100
- 2Making: Seamless, welded, U-bent
- 3Condition: Annealed • Cut lengths
- 4Walls: 1 to 12 mm
- 5Standards: A213 and SA213, A249
- 6Key Use: Furnaces • Exhausts
Ganpat Industrial Corporation, Mumbai, stocks ASTM A213 TP321 Tubes for hot service. Our mill desk has served plants since 1997 with ASTM A213 TP 321 Seamless Tubes. Grade 321 is austenitic steel stabilised with titanium, as in SA213 Tp321 Material. Titanium holds carbon and limits carbide growth in ASME SA213 Tp321 Stainless Steel Tubing welds. Oxidation resistance continues to about 1600 °F for ASTM A213 TP 321H Stainless Steel Seamless Tubes. Supply of ASTM A213 TP 321 Bright Annealed Tube is annealed, in cut lengths. DFARS compliant lots of ASTM A249 TP 321 Heat Exchanger Tube are available.
Mumbai · ASTM A213 TP321 Tubes Stockist & Exporter
ASTM A213 TP321 Tubes stay stable through welding and heat cycles.
Annealed cut lengths wait in Mumbai. Tell us your size.
- ✓ISO 9001:2015
- ✓ISO 14001:2015
- ✓OHSAS 18001:2007
- ✓PED Certified
- ✓Petrofac Approved
Titanium-stabilised A213 TP321 Seamless Tube Manufacturer in India with DFARS Compliant
Specifications Of ASTM A213 TP321 Tubes
Furnace operators rely on us, an ASTM A213 TP321 Tubes supplier in India.
ASME SA269 TP 321H SS Welded Tubes Details
- Grade : TP321, titanium stabilised
- UNS code : S32100
- Standards : ASTM A213 and ASME SA213
- Welded tube: A249 and A269
- Certificates : Type 3.1B, 3.1 and 3.2 mill papers
- Delivery condition : Annealed, in cut lengths
Core Names
- ASTM A213 TP321 Tubes
- ASTM A213 TP 321 Tubes
- ASTM A213 TP 321 Stainless Steel Tubing
- ASTM A213 SS 321 Tubing
- SA213 Tp321 Material
- ASME SA213 Tp321 Stainless Steel Tubing
Seamless Names
- ASTM A213 TP 321 Seamless Tubes
- ASTM A213 TP 321H Stainless Steel Seamless Tubes
- ASME SA213 TP 321 SS Seamless Tubing
Welded Names
- ASTM A269 TP 321H Welded tubing
- ASME SA269 TP 321H SS Welded Tubes
- ASTM A249 TP 321 Stainless Steel High Pressure Tube
Exchanger Names
- ASTM A249 TP 321 Heat Exchanger Tube
- ASTM A213 TP 321H Instrumentation Tubes
- ASTM A213 TP 321H Cold Rolled Coiled Tubing
Finish Names
- ASTM A213 TP 321H Polish Tube
- ASTM A213 TP 321 Bright Annealed Tube
- ASTM A213 TP 321H SS Decorative Tube
- ASTM A213 TP 321 Sanitary Tube
Grade Codes
- UNS S32100
- WNR 1.4541
- EN X6CrNiTi18-10
- JIS SUS321
Related Standards
- A312, A778 and A554
- A270 and A789
- EN 10216 and BS 3605
- GOST 9941 and GB 13296
Packing
- PE fabric bundles
- Plywood box in plastic
- Seaworthy export pack
- Plastic end caps
Types Of ASTM A213 TP321 Tubes

ASTM A213 TP 321 Seamless Tubes
Seamless

ASTM A269 TP 321H Welded tubing
Welded

ASTM A213 TP 321H Instrumentation Tubes
Instrument

ASTM A213 TP 321H Cold Rolled Coiled Tubing
Coil

ASTM A213 TP 321H Polish Tube
Polished

ASTM A213 TP 321 Sanitary Tube
Sanitary

ASTM A213 TP 321H SS Decorative Tube
Decorative

ASTM A249 TP 321 Heat Exchanger Tube
Heat Exchanger
Dimensions Of ASTM A213 TP 321 Seamless Tubes
Compare your size against the gauge sizes and mill ranges.
| OD (in) | BWG | Wall (in) | Bore (in) | Weight (lb/ft) |
|---|---|---|---|---|
| 1/4 | 25 | 0.020 | 0.210 | 0.0491 |
| 3/8 | 18 | 0.049 | 0.277 | 0.1706 |
| 3/4 | 14 | 0.083 | 0.584 | 0.5913 |
| 1 | 11 | 0.120 | 0.760 | 1.1278 |
| 1 1/4 | 11 | 0.120 | 1.010 | 1.4480 |
| Item | Range |
|---|---|
| Quoted OD | Quarter inch to 3 in NB |
| Wall thickness | 1 to 12 mm |
| Schedules | SCH 5 to 160, plus 80S, XS and XXS |
| Gauge | SWG 10 to 25 |
| Seamless length | Up to 6 m, cut to order |
| Welded length | Up to 26 m |
| Capillary and coil | OD 0.4 to 16 mm, wall 0.1 to 3 mm |
Is your OD missing from the chart?Write your size and cut length
Cut Lengths And Finish Of ASTM A213 TP 321 Bright Annealed Tube
State the cut length, condition and finish you want.
Cut Lengths
- Cut to your length
- Single random
- Double random
- Plain end
- Beveled end
- Threaded end
Delivery Condition
- Annealed and pickled
- Solution annealed
- Bright annealed
- Polished
- Cold drawn
Surface Grades
- Brushed No.4 and No.8
- 8K mirror
- Hairline HL
- Matt 2D and 1D
Polish Grit
- 180 to 320 grit
- 400 to 500 grit
- 600 to 800 grit
- Electropolish or commercial polish
Commercial Tolerance
- OD within 0.2 mm
- Wall within 10 percent
- Length within 10 mm
Marking
- Standard and grade
- Size and wall or schedule
- Heat number
- Seamless or welded route
- Logo on request
Chemical Composition Of ASME SA213 TP 321 SS Seamless Tubing
Titanium is the key addition that marks grade 321.
IronFe
Balance
ChromiumCr
17.0–19.0%
NickelNi
9.0–12.0%
TitaniumTi
5(C+N) min, 0.70% max
CarbonC
≤ 0.080%
ManganeseMn
≤ 2.00%
SiliconSi
≤ 0.75%
PhosphorusP
≤ 0.045%
SulphurS
≤ 0.030%
NitrogenN
≤ 0.10%
ASTM A213 TP321 Tubes Are Delivered Weekly to the Following Countries.
| Export to | Countries | Continent | Shipping time | Ports |
|---|---|---|---|---|
| Nigeria | Africa | 30 | Harcourt | |
| Argentina | South America | 45 | Puerto Deseado | |
| Colombia | South America | 45 | Santa Marta |
Titanium Stabilization In ASTM A213 TP 321H Stainless Steel Seamless Tubes
Titanium keeps carbon from robbing chromium at weld heat.
Grade 304 Tube
- No titanium added
- Carbide risk after welding
TP321 Tube
- Titanium holds the carbon
- Fewer carbides in weld zones
Draw
Drawn or rolled in the cold
Anneal
Solution annealed to the standard
Clean
Pickled, polished or bright annealed
Check
Size, surface and pressure checked
Titanium
5(C+N) min
Capped at 0.70%
Carbide Band
800–1500 °F
About 427–816 °C
Oxidation Limit
1600 °F
About 871 °C
Post-Weld Anneal
Not Needed
Titanium holds carbon
Mechanical Strength Of ASTM A249 TP 321 Stainless Steel High Pressure Tube
As an ASTM A213 TP321 Tubes manufacturer in India, we trace each lot.
Tensile Strength
515 MPa
Minimum
Yield Strength
205 MPa
0.2% Proof Minimum
Elongation
35% min
In 50 mm
Hardness
192 HB max
Brinell
Creep Rupture
200 MPa
600 °C, 1000 hours
Elastic Modulus
193 GPa
Room temperature
Weldability
Like 304 And 304L
Titanium limits carbide
Caution
Stress Corrosion
Cracking can occur
Cutting And Beveling
Cut lengths with plain or bevel ends
Cut
Threading
Threaded ends on request
Thread
Bending
U-bends and coils
Bend
Polishing
Commercial or electropolish
Polish
Draw And Expansion
Sized after annealing
Draw
Purchase A249 TP 321 Heat Exchanger Tube in Cut Lengths with Annealed Condition for for Furnaces, Refer Equivalent
Physical Properties Of ASTM A213 TP 321 Stainless Steel Tubing
Hot strength and heat data guide furnace tube design.
| Property | Value |
|---|---|
| Density | 8027 kg/m³ |
| Elastic modulus | 193 GPa |
| Expansion, 0–100 °C | 16.6 µm/m·°C |
| Expansion, 0–315 °C | 17.2 µm/m·°C |
| Expansion, 0–538 °C | 18.6 µm/m·°C |
| Conductivity, 100 °C | 16.1 W/m·K |
| Conductivity, 500 °C | 22.2 W/m·K |
| Specific heat, 0–100 °C | 500 J/kg·K |
| Electrical resistivity | 720 nΩ·m |
| Property | 600 °C | 700 °C | 800 °C |
|---|---|---|---|
| Rupture, 1000 h | 200 | 88 | 30 |
| Rupture, 10,000 h | 142 | 48 | 15 |
| Rupture, 100,000 h | 65 | 22 | 10 |
| Creep limit, 1000 h | 110 | 45 | 15 |
| Creep limit, 10,000 h | 85 | 30 | 10 |
Shapes And Forms Of ASTM A213 TP 321H Cold Rolled Coiled Tubing
Exhaust and heater makers buy from us, an ASTM A213 TP321 Tubes supplier in India.
Coiled Tubing
- ASTM A213 TP 321H Cold Rolled Coiled Tubing
- Decoiled lengths on request
U-Bent Tube
- U-bent tube on request
- Plain end lengths
Section Shapes
- Round and square
- Rectangular and honed
- Oval and elliptical
Decorative Tube
- ASTM A213 TP 321H SS Decorative Tube
- Polished architectural use
Sanitary Tube
- ASTM A213 TP 321 Sanitary Tube
- Food and pharma lines
Fine Tube
- Capillary tube
- Flexible tube 6 to 16 mm
- Exhaust and hydraulic tube
Welded Forms
- ASTM A269 TP 321H Welded tubing
- ERW and fabricated tube
Monthly Delivery of ASTM A213 TP321 Tubes to Below Countries
| Export to | Countries | Continent | Shipping time | Ports |
|---|---|---|---|---|
| Thailand | Asia | 7 | Laem Chabang | |
| Indonasia | Asia | 9 | Belawan |
Equivalent Grades Of ASTM A213 TP321 Tubes
Refer to these equivalents when you match drawings.
UNS
- UNS S32100
Werkstoff / EN
- WNR 1.4541
- EN X6CrNiTi18-10
JIS (Japan)
- SUS 321
BS (Britain)
- BS 321S31
- Old 58B and 58C
Other Codes
- SS 2337 (Sweden)
- AMS 5557 and 5559
- AMS 5570, 5576 and 5645
- MIL-T-8606, 8808 and 8973
Application Of ASTM A213 TP 321H Instrumentation Tubes
Furnace Tubes
Thermal Oxidizers
Exhaust Stacks
Heat Exchangers
Expansion Joints
Refinery Units
Chemical Plants
Aerospace Manifolds
Testing Of ASTM A213 SS 321 Tubing
Mechanical Tests
Flattening, flare, bend and tension
Hydrostatic Test
Pressure proof on tubes
Eddy Current
Flaw screening on each length
Corrosion Tests
Intergranular and weld decay checks
PMI And Analysis
Chemical analysis and PMI
Ultrasonic Test
UT where agreed
More Checks
- Etching and micro test
- Magnetic particle test
- Grain size test
- NACE MR0175
- Dual grade testing
- Stabilizing heat treatment
- PWHT
Paperwork
- Type 3.1B, 3.1 and 3.2 mill papers
- 100% radiography report
- Raw material certificate
- Heat treatment charts
- Moisture and roughness reports
- DFARS compliance papers
Third Party Review
- SGS and TÜV
- DNV and Lloyd
- ABS inspection
- NABL lab certificate
Dispatch
- By truck or train
- Break bulk, FCL or LCL
- Freighter or cargo plane
Retubing a furnace or oxidizer?Share size, count and condition
Our Diverse Client Base in the Following Continents
| Continents | Country |
|---|---|
| Africa | Nigeria, Egypt, Kenya, Ghana, South Africa |
| South America | Colombia, Chile, Peru, Brazil, Argentina |
| Australia | New Zealand, Fiji, Samoa, Papua New Guinea |
| Asia | India, Indonesia, Saudi Arabia, Iran, South Korea |
| North America | United States, Mexico, Canada |
| Europe | UK, Italy, Germany, France, Spain, Poland |
ASTM A213 TP321 Tubes Frequently Asked Questions
What are ASTM A213 TP321 Tubes?
They are titanium stabilised austenitic tubes for hot, corrosive service.
Is SA213 Tp321 Material the same as UNS S32100?
Yes. UNS S32100 is the American code for grade 321.
What does ASME SA213 Tp321 Stainless Steel Tubing resist?
It resists intergranular attack and scaling at high temperature.
Are ASTM A213 TP 321 Tubes DFARS compliant?
Yes, DFARS compliant supply is available. Share your clause for confirmation.
Can ASTM A269 TP 321H Welded tubing be supplied?
Yes. Welded, ERW and fabricated tube is offered with test papers.


