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ASTM A269 TP321 Tube

ASTM A269 TP321 tube

What is the Difference between ASTM A269 TP321 Bright Annealing Tube and Hardening?

Bright annealing is a heat treatment process wherein the tube is heated to a specific temperature in a controlled atmosphere. It helps to prevent oxidation and achieve a smooth, polished surface finish. SA 269 Gr 321 Bright Annealed Tubes have improved corrosion resistance and appearance. During the process, the austenitic structure of the ss is retained, and the tubing becomes softer and more ductile.

Hardening involves heating the ASTM A269 Grade 321 Condenser Tube to a higher temperature and then rapidly cooling it to transform its microstructure. This results in a harder and stronger structure. The process helps to increase the hardness and strength of the tubing.

Does SA 269 TP 321 Welded Tube Rust?

SA 269 TP321 welded tubes are containing stainless steel and having stabilization of titanium for corrosion and oxidation at high temperature. In any case, even though TP321 is quite resistant to rusting and corrosion in practically all conditions, it is by no means fully immune to these things. If exposed for a long time in chloride containing solutions or in solutions with acidic concentrations, susceptibility to localized corrosive forms like pitting or crevice corrosion occurs.

Further, if the thin protective oxide layer is scraped off, or if the tube is exposed to high temperatures for a long time, it may rust. Nonetheless, to minimize incidences of rusting, it is prudent that TP321 tubes is well maintained and cleaned and should not be in contact with any corrosive agents, the outer surface should be well passivated.

Table of Contents


Specification of ASTM A269 TP321 tube

PED Approved ASME SA 269 Grade TP321 Seamless Tube Manufacturer in India

Specifications of astm A269 Tp321 Seamless Tube

ASTM A269 TP321 tube specification

 

 

 

ASTM A269 Grade 321 condenser tube sizes

ASTM A269 Grade 321 condenser tube sizes

  • 1/8” NB to 24” NB
SA 269 TP 321 welded tube thickness

SA 269 TP 321 welded tube thickness

  • 0.8 mm to 4 mm

 

 

ASTM A269 TP321 tube outside diameter

ASTM A269 TP321 tube outside diameter

  • 6.00mm-830mm
ASTM A269 321 tubing wall thickness

ASTM A269 321 tubing wall thickness

  • 0.5mm-48mm

 

 

SA 269 Gr 321 bright annealed tubes process method 

SA 269 Gr 321 bright annealed tubes process method 

  • Cold drawn/welded
A269 TP321 cold drawn seamless tube production

A269 TP321 cold drawn seamless tube production

  • Seamless

 

 

ASME SA 269 321 heat exchanger tubes designation

ASME SA 269 321 heat exchanger tubes designation

  • ASTM A269,ASME SA269
ASTM A269 Gr TP321 heater tubes surface finishes 

ASTM A269 Gr TP321 heater tubes surface finishes 

  • Bright annealed, Unpolished

 

 

ASTM A269 321 stainless steel U-tubes shapes 

ASTM A269 321 stainless steel U-tubes shapes 

  • U Shape
  • Coiled
  • Square
  • Hydraulic
  • Honed tubes
  • Round
  • Rectangular
  • Straight
ASTM A269 Grade TP321 ERW tube processing service

ASTM A269 Grade TP321 ERW tube processing service

  • Bending
  • Punching
  • Decoiling
  • Moulding
  • Welding
  • Cutting

 

 

ASTM A269 TP 321 stainless steel polish tube delivery condition

ASTM A269 TP 321 stainless steel polish tube delivery condition

  • Annealed and Pickled(AP)
  • Polished, Cold drawn
  • Bright Annealed(BA)
  • MF
SA 269 Grade TP321 coil tubing testing

SA 269 Grade TP321 coil tubing testing

  • Mechanical test
  • Micro test
  • Flattening test
  • Chemical test
  • Flaring test
  • Macro test

ASTM A269 GR TP321 Welded and ERW Tubing Supplier in India Straight / U Shape/ Coil Form

Types of ASTM A269 TP321 Tube

ASTM A269 321 seamless tubing

ASTM A269 321 seamless tubing

SA 269 TP 321 welded tube

SA 269 TP 321 welded tube

ASTM A269 Grade TP321 ERW tube

ASTM A269 Grade TP321 ERW tube

SA 269 Grade TP321 coil tubing

SA 269 Grade TP321 coil tubing

ASTM A269 Grade 321 condenser tube

ASTM A269 Grade 321 condenser tube

SA 269 Gr 321 bright annealed tubes

SA 269 Gr 321 bright annealed tubes

ASTM A269 Gr TP321 heater tubes

ASTM A269 Gr TP321 heater tubes

ASME SA 269 321 heat exchanger tubes

ASME SA 269 321 heat exchanger tubes

ASTM A269 TP 321 stainless steel polish tube

ASTM A269 TP 321 stainless steel polish tube

ASTM A269 TP321 seamless tube

ASTM A269 TP321 seamless tube

ASTM A269 TP321 polished tube

ASTM A269 TP321 polished tube

A269 TP321 cold drawn seamless tube

A269 TP321 cold drawn seamless tube

Stockist of ASTM A269 TP 321 Austenitic Stainless Steel Tubing in Various Types at Best Price

Price List of SA 269 Gr 321 Bright Annealed Tubes

Standard Size Country name CIF price Payment term Delivery days Size in stock? if not how many days to arranged?
  • 6mm
  • 6.35mm
  • 8.00 mm
  • 9.52 mm
  • 10.00 mm
  • 12.7 mm
  • 15.88mm x 0.9 mm / 1.2mm / 1.65mm / 2.00 mm 
 Norway 132022.50 NOK /TON 30% ADV , BAL AGSINT SHIPMENT 2 weeks + sailing time 4 weeks
Ukraine 4275728.77 UAH /TON 30% ADV , BAL AGSINT SHIPMENT 2 weeks + sailing time 4 weeks
Australia 19587.20 AUD /TON 30% ADV , BAL AGSINT SHIPMENT 2 weeks + sailing time 4 weeks
Shop Online Cut To Size A269 Type 321 Cold Drawn Seamless Tube and Save Your Cost. Refer Sizes

ASTM A269 321 Tubing Sizes

Size OD, Inches BW Ga. Wall Dec-In. ID Weight Lbs/Ft.
1/8 22 0.028 0.069 0.0290
20 0.035 0.055 0.0336
3/16 22 0.028 0.131 0.0478
1/4 25 0.020 0.210 0.0491
22 0.028 0.194 0.0664
21 0.032 0.187 0.0745
20 0.035 0.180 0.0804
18 0.049 0.152 0.1052
16 0.065 0.120 0.1284
5/16 20 0.035 0.242 0.1039
18 0.049 0.214 0.1382
16 0.065 0.182 0.1722
3/8 22 0.028 0.319 0.1038
20 0.035 0.305 0.1271
18 0.049 0.277 0.1706
16 0.065 0.245 0.2152
7/16 18 0.049 0.340 0.2036
1/2 25 0.020 0.460 0.1025
20 0.035 0.430 0.1738
18 0.049 0.402 0.2360
16 0.065 0.370 0.3020
5/8 20 0.035 0.555 0.2205
18 0.049 0.527 0.3014
16 0.065 0.495 0.3888
3/4 20 0.035 0.680 0.2673
18 0.049 0.652 0.3668
16 0.065 0.620 0.4755
14 0.083 0.584 0.5913
7/8 18 0.049 0.777 0.4323
16 0.065 0.745 0.5623
11 0.120 0.635 0.9676
1 20 0.035 0.930 0.3607
18 0.049 0.902 0.4977
16 0.065 0.870 0.6491
14 0.083 0.834 0.8129
11 0.120 0.760 1.1278
1-1/4 11 0.120 1.010 1.4480

A269M TP321 Cold Drawn Seamless Tube Chemical Composition

321H Stainless Steel

S 0.030%

C 0.04 0.10%

Si 0.75%

Mn 2.00%

p 0.045%

Cr 17.0 19.0%

Ni 9.0 12.0%

321 Stainless Steel

S 0.030%

C – 0.08%

Si 0.75%

Mn 2.00%

p 0.045%

Cr 17.0 19.0%

Ni 9.0 12.0%

SA 269 TP 321 Welded Tubes Mechanical Properties

Grade Yield Strength 0.2% Proof (MPa) minimum Tensile Strength (MPa) minimum Elongation (% in 50 milimeter) minimum Hardness
Rockwell B (HR B) maximum Brinell (HB) maximum
321 205 515 40 95 217
321H 205 515 40 95 217

ASTM A269 Grade TP321 ERW Tubes Equivalent

Grade UNS No Old British Euronorm Swedish SS Japanese JIS
BS En No Name
321 S32100 321S31 58B, 58C 1.4541 X6CrNiTi18-10 2337 SUS 321
321H S32109 321S51 – 1.4878 X10CrNiTi18-10 – SUS 321H

SA 269 Grade TP321 Coil Tubing Physical Properties

Grade Elastic Modulus (GPa) Density (kg/m3) Thermal Conductivity (W/m.K) Mean Coefficient of Thermal Expansion (m/m/0C)
at 5000C at 1000C 0-3150C 0-1000C 0-5380C
321 193 8027 22.2 16.1 17.2 16.6 18.6
Offer SA 269 321 Condenser and Heat Exchanger Tubes For Urgent Requirement, View Pressure Rating Chart

ASTM A269 Grade 321 Condenser Tube Pressure Rating

Outer Dia Wall Thickness (inches)
(inches) 0.018 0.024 0.020 0.028 0.035 0.047 0.063 0.059 .126 0.079 0.098
3/16 3726.5 5118.5 4176.0 6104.5 8207.0 11745.0
1/4 2726.0 3726.5 3059.5 4408.0 5858.0 8207.0 11730.5 10802.5
9/32 2407.0 3277.0 2697.0 3871.5 5118.5 7134.0 10106.5 9338.0
5/16 2146.0 2914.5 2407.0 3451.0 4553.0 6307.5 8859.5 8192.5 11730.5
3/8 1783.5 2407.0 1986.5 2842.0 3726.5 5118.5 7134.0 6612.0 9338.0
1/2 1319.5 1783.5 1464.5 2088.0 2726.0 3726.5 5118.5 4756.0 6612.0
5/8 1406.5 1160.0 1653.0 2146.0 2914.5 3987.5 3712.0 5118.5 6612.0
3/4 1174.5 971.5 1363.0 1783.5 2407.0 3277.0 3059.5 4176.0 5365.0
7/8 1000.5 826.5 1174.5 1508.0 2044.5 2769.5 2581.0 3523.5 4509.5
1 870.0 725.0 1015.0 1319.5 1783.5 2407.0 2247.5 5118.5 3059.5 3886.0
1¼ 696.0 812.0 1044.0 1406.5 1899.5 1783.5 3987.5 2407.0 3059.5
1½ 667.0 870.0 1174.5 1566.0 1464.5 3277.0 1986.5 2508.5
1¾ 580.0 739.5 1000.5 1334.0 1247.0 2769.5 1682.0 2131.5
2 652.5 870.0 1174.5 1087.5 2407.0 1464.5 1856.0
2½ 522.0 696.0 928.0 870.0 1899.5 1174.5 1464.5
3 580.0 768.5 725.0 1566.0 971.5 1218.0
3½ 493.0 652.5 623.5 1334.0 826.5 1044.0
4 435.0 580.0 536.5 1174.5 725.0 913.5
5 464.0 435.0 928.0 580.0 725.0
6 377.0 362.5 768.5 478.5 594.5
8 290.0 261.0 580.0 362.5 449.5
10 232.0 217.5 464.0 290.0 362.5

ASME SA269 Tp321 Tubes Welding

ASME SA269 Tp321 Tube Welding
  • MAG-welding massive wire
  • TIG-welding
  • Submerged arc welding (SAW)
  • flux cored arc welding (FCAW) process
  • Arc welding (E)
  • Mig Process
  • MAG-welding cored wire

Hardness of SA 269 Gr 321 Bright Annealed Tubes

Hardness Value
Brinell, HBW ≤192
Vickers, HV ≤200
Rockwell, HRB ≤90

ASME SA 269 321 Heat Exchanger Tubes Tolerance

O.D. inch Tolerance for O.D. " Tolerance for W.T. % Tolerance for L, "
O.D.≤0.5“ ±0.005” ±15 +1/8, -0
0.5"<1.5"< td=""><1.5"<> ±0.005” ±10 +1/8, -0
1.5"≤O.D.<3.5" ±0.010” ±10 +3/16, 0
3.5"≤O.D.<5.5" ±0.015” ±10 +3/16, 0
5.5"≤O.D.<8" ±0.030” ±10 +3/16, -0
8"≤O.D.<12" ±0.040” ±10 +3/16, -0
12"≤O.D.<14" ±0.050” ±10 +3/16, -0

ASTM A269 TP321 Tube Applications

Pharmaceutical Equipment Chemical Equipment
Sea Water Equipment Heat Exchangers
Heat Exchangers Gas Processing
Condensers Specialty Chemicals
Pulp and Paper Industry Pharmaceuticals

ASME SA 269 Grade TP321 Seamless Tube Heat Treatment

Heat Treatment
Solution Treatment 950 to 11200C
Stress Relief 7000C

ASTM A269 TP321 Tube Dimensions

OD inches Ave. Wall inches ID inches D/t Ratio Internal Area (in2) Tube Cross Sectional Area (in2)
0.250 0.020 0.210 12.50 0.0346 0.0145
1.750 0.120 1.510 14.58 1.7908 0.6145
2.000 0.165 1.670 12.12 2.1904 0.9512
0.375 0.035 0.305 10.71 0.0731 0.0374
0.500 0.065 0.370 7.69 0.1075 0.0888
0.625 0.109 0.407 5.73 0.1301 0.1767
0.750 0.109 0.532 6.88 0.2223 0.2195
0.875 0.120 0.635 7.29 0.3167 0.2846
1.000 0.109 0.782 9.17 0.4803 0.3051
1.500 0.148 1.204 10.14 1.1385 0.6286
1.750 0.109 1.532 16.06 1.8433 0.5619
2.000 0.148 1.704 13.51 2.2805 0.8611
0.250 0.065 0.120 3.85 0.0113 0.0378
0.500 0.083 0.334 6.02 0.0876 0.1087
0.750 0.120 0.510 6.25 0.2043 0.2375
1.000 0.134 0.732 7.46 0.4208 0.3646
1.250 0.120 1.010 10.42 0.8012 0.4260

Test Certificate of A269 GR TP321 Welded Tube

  • 100% Radiography Test Report
  • EN 10204/3.1B
  • Third Party Inspection Report etc
  • Raw Materials Certificate

ASTM A269 TP321 Tube Delivery Address and Dispatch Time

Changes in Price
Extra 5 %
Export to Shipping Time in Days
Maldives  7
South Korea  7
Bangladesh  14
Taiwan  15
Japan  7
Cambodia  9
Sri Lanka  5
Argentina  45
Mayanmar  25
Brazil  45-60
Bolivia  45
Venezuela  45
Chile  45
Ecuador  60
Colombia  45

20 years of Experience as a Supplier of These Materials in below Projects

  • John Energy Limited - India
  • Kuwait National Petroleum Company - Kuwait