Stainless Steel 321H Pipes

Home > Stainless Steel > Stainless Steel 321H Pipes

Stainless Steel 321H Pipes Manufacturer, Supplier and Exporter in Houston , USA

Liam Pipes and Tubes, based in Houston, USA, is a reliable manufacturer and supplier of Stainless Steel 321H Pipes, providing top-notch piping solutions for high-temperature and high-pressure settings. This titanium-stabilized austenitic stainless steel, with its higher carbon content, is specifically designed to enhance creep strength and thermal stability. Liam’s 321H pipes are crafted in accordance with ASTM A312 and ASME standards, guaranteeing outstanding weldability, oxidation resistance, and durability. Perfect for critical applications in refineries, chemical plants, power generation, and aerospace, Liam delivers dependable, high-performance 321H piping solutions for demanding industrial systems that operate under elevated temperatures.

Stainless Steel 321H Seamless Pipe
Stainless Steel 321H Welded Pipe
Stainless Steel 321H EFW Pipe

321H Stainless Steel Pipes Exporter in USA, SS UNS S32109 Pipes Exporter in Houston, 321H Stainless Steel Pipe Manufacturer in Los Angeles , SUS 321H Pipes Price List in Texas, ASTM A312 Stainless Steel 321H Pipe Supplier in Texas, Stainless Steel 1.4878 Pipes in California

Table of Contents

Stainless Steel 321H Pipes are made up of chromium (17–19%), nickel (9–12%), titanium (as a stabilizer), and carbon (0.04–0.10%), which sets it apart from standard 321. The increased carbon content boosts creep strength and performance at high temperatures. These pipes showcase a tensile strength ranging from 515 to 750 MPa and a yield strength of about 205 MPa, along with remarkable resistance to oxidation and intergranular corrosion. The titanium stabilization helps prevent carbide precipitation during welding, ensuring structural integrity. 321H pipes are ideal for thermal cycling and high-temperature service, providing robust mechanical and corrosion-resistant properties in tough industrial environments.

Stainless Steel 321H Pipes Specification

Pipe Standard ASTM A312 ASME SA312 / ASTM A358 ASME SA358
Pipe Dimension ANSI/ASME B36.19M, ANSI/ASME B36.10M
Pipe Sizes 1 / 2″ NB – 24″ NB
Pipe Outside Diameter 6.00 mm OD up to 914.4 mm OD, Sizes up to 24” NB available Ex-stock, OD Size Steel Tubes available Ex-stock
Steel Pipe Manufacturing Process Seamless / Welded / ERW / Fabricated / CDW / 100% X Ray Welded
Stainless Steel Pipe Shapes Hydraulic, Round, Rectangle, Square, Hex, Honed
Stainless Steel Pipe Schedule SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS
Pipe Ends Half Hard, Soft, Hard, Quarter Hard, Spring Hard
Delivery Condition Annealed and Pickled, Polished, Bright Annealed, Cold Drawn
Outside Finish 2B, No.4, No.1, No.8 Mirror Finish for Stainless Steel Pipes, Finish as per customer Requirements
Value Added Services Cutting, Beveling, Polishing, Threading, Destructive, Non Destructive, Ultrasonic Testing

Stainless Steel 321H Pipes Chemical Composition

Grade C Mn Si P S Cr N Ni Ti
SS 321H 0.04 – 0.10 2.0 max 1.0 max 0.045 max 0.030 max 17.00 – 19.00 0.10 max 9.00 – 12.00 4(C+N) – 0.70 max

SS 321H Pipes Mechanical Properties

DensityMelting PointTensile StrengthYield Strength (0.2%Offset)Elongation
8.0 g/cm31457 °C (2650 °F)Psi – 75000 , MPa – 515Psi – 30000 , MPa – 20535 %

If You Are Looking To Buy High Quality

We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.

ASME SA 312 TP321H Pipes Texas, Stainless Steel 321H Pipes Supplier in Texas, 321H Stainless Steel Pipes Exporter in Los Angeles , SS UNS S32109 Pipes Supplier in Houston , SS 321H Schedule 20 Pipe Exporter in California

Why Choose Stainless Steel 321H Pipes from Liam Pipes and Tubes?

Choosing Stainless Steel 321H Pipes from Liam Pipes and Tubes offers corrosion resistance and excellent durability, ideal for harsh environments. Their pipes are precisely engineered for durability and reliability, conforming to stringent industry standards. Liam offers solutions tailored to suit specific business requirements, backed by exceptional customer service. Furthermore, their commitment to quality ensures longevity and performance, making them a reliable choice for a variety of applications. Trust Liam’s expertise in providing quality stainless steel for your needs.

Customer Support

On Time Deliveries

Largest Inventory

Worldwide Shipping

Largest Stainless Steel 321H Pipes Supplier in Houston , USA

Liam Pipes and Tubes, one of the largest suppliers of Stainless Steel 321H Pipes in Houston , USA, offers a comprehensive range of high-quality pipes and tubes suitable for various industrial applications. Their extensive inventory and commitment to exceptional service make them a go-to choice for stainless steel products in the region.

Stainless Steel 321H Pipes Sizes in MM

Designation of Diameter O/D Nominal Wall Thickness
DIA SCH.5S SCH.5 SCH 10S SCH.10 SCH.20S SCH.30 SCH.40S SCH.40 SCH 60
(A) (B) Meter MM Wall Thk Weight Kg/Mtr Wall Thk Weight Kg/Mtr Wall Thk Weight Kg/Mtr Wall Thk Weight Kg/Mtr Wall Thk Weight Kg/Mtr Wall Thk Weight Kg/Mtr Wall Thk Weight Kg/Mtr Wall Thk Weight Kg/Mtr Wall Thk Weight Kg/Mtr
6 1/8 10.3 1 0.23 1.2 0.27 1.5 0.33 1.73 0.37
8 1/4 13.7 1.2 0.37 1.65 0.49 2 0.58 2.24 0.64
10 3/8 17.2 1.2 0.47 1.65 0.63 2 0.74 2.31 0.87
15 1/2 21.3 1.65 0.01 1.65 0.81 2.11 1.02 2.11 1.02 2.5 1.15 2.77 1.29
20 3/4 26.7 1.65 1.03 1.65 1.03 2.11 1.3 2.11 1.3 2.5 1.49 2.87 1.71
25 1 33.4 1.65 1.31 1.65 1.31 2.77 2.13 2.77 2.13 3 2.24 3.38 2.54
32 11/4 24.2 1.65 1.67 1.65 1.67 2.77 2.73 2.77 2.73 3 2.9 3.56 3.44
40 11/2 48.3 1.65 1.93 1.65 1.93 2.77 3.16 2.77 3.16 3 3.35 3.68 4.11
50 2 60.3 1.65 1.93 1.65 2.42 2.77 3.99 2.77 3.99 3.5 4.9 3.91 5.52
65 21/2 73 2.11 3.75 2.11 3.75 3.05 5.34 3.05 5.34 3.5 6 5.16 8.77
80 3 88.9 2.11 4.59 2.11 4.59 3.05 6.56 3.05 6.56 4 8.37 5.49 11.47
90 31/2 101.6 2.11 5.25 2.11 5.25 3.05 7.53 3.05 7.53 4 9.62 5.74 13.78
100 4 114.3 2.11 5.93 2.11 5.93 3.05 8.5 3.05 8.5 4.5 12.18 6.02 6.32
125 5 141.3 2.77 9.61 2.77 9.61 3.4 11.74 3.43 11.74 5 16.8 6.55 2210
150 6 168.3 2.77 11.47 2.77 11.47 3.4 14.04 3.43 14.04 5.5 22.08 7.11 28.69
200 8 219.1 2.77 15 2.77 15 3.76 20.77 3.76 20.27 6.35 33.82 7.04 37.38 8.18 43.2 10.81 53.9
250 10 273.1 3.4 22.95 3.4 22.95 4.19 28.2 4.19 28.2 6.35 42.41 7.8 51.81 9.27 61.22 12.2 82.8
300 12 323.9 3.96 31.72 4.19 33.6 4.57 36.54 4.57 36.54 6.35 50.48 8.38 66.2 9.53 75.01 10.31 80.94 14.27 110.62
350 14 355.6 3.96 34.86 4.78 41.99 6.35 55.53 7.92 68.95 9.53 82.58 9.53 82.58 11.13 96 15.06 128.42
400 16 406.4 4.19 42.2 4.78 48.07 6.35 63.61 7.92 79.03 9.53 94.7 9.53 94.7 12.7 125.2 16.66 162.59
450 18 457.2 4.19 47.46 4.78 54.15 6.35 71.69 7.92 89.1 11.13 124.32 9.53 106.83 14.27 158.27 19.05 209
500 2C 508 4.78 60.23 5.54 69.7 6.35 79.76 9.53 118.93 12.7 157.51 9.53 118.9 15.06 185.89 2062 251.65
550 22 558.8 4.78 65.95 5.54 76.75 6.35 87.84 9.53 131.07 12.7 173.66 9.53 131.07 15.88 216.04 22.23 298.55
600 24 609.6 5.54 83.8 6.35 95.92 6.35 95.92 9.53 143.2 14.27 212.72 9.53 143.2 17.45 258.74 24.59 360.21
650 26 660.4 7.92 129.4 12.7 205.97 9.53 155.32
700 28 711.2 7.92 139.47 12.7 222.13 15.88 276.48 9.53 167.44
750 3C 762 6.35 120.15 7.92 149.55 7.92 149.55 12.7 238.28 15.88 296.68 9.53 179.56
800 32 812.8 7.92 159.62 12.7 254.44 15.88 316.88 9.53 191.69 17.48 348.11
850 34 863.6 7.92 169.64 12.7 270.5 15.88 336.96 9.53 203.74 17.48 370.22
900 36 914.4 7.92 179.77 12.7 286.75 15.88 357.28 9.53 215.93 19.05 427.09

SS 321H Schedule 40 Pipe Price List in Houston , Stainless Steel S32109 Pipes Supplier in Houston, SS 321H Pipes Supplier in USA, ASTM A312 Stainless Steel 321H Pipe Exporter in Los Angeles , AISI 321H Pipes Exporter in Texas, 1 inch SS 321H Pipe Price in California, SS 321H Pipe Weight Chart, SS 321H Schedule 20 Pipe Thickness, 321H Austenitic Stainless Steel Pipe Supplier in Texas

Types of Stainless Steel 321H Pipes

Stainless Steel 321H Square Pipes
SS 321H Thick Wall Pipe
Stainless Steel 321H ERW Pipes
Stainless Steel 321H Round Pipes
SS 321H LSAW Pipes
Stainless Steel 321H Thin Wall Pipe

Are Custom Sizes Available for Stainless Steel 321H Pipes?

Yes, we offer custom sizes for Stainless Steel 321H Pipes to meet your specific requirements. Our team at Liam Pipes and Tubes is committed to providing tailored solutions for all your Piping & tubing needs. For more details, contact us at sales@liampipes.us.

SS UNS S32109 Pipes Exporter in California, SUS 321H Pipes Supplier in Houston, 321H SS Pipes Manufacturer in Los Angeles , 321H Austenitic Stainless Steel Pipe Dealer in Houston , Stainless Steel S32109 Pipes Manufacturer in Texas, SS 321H Pipe Supplier in Texas

Stainless Steel 321H Pipes are mainly utilized in high-temperature and pressure scenarios, such as refinery heaters, superheaters, boiler components, exhaust systems, and heat exchangers. Thanks to their resistance to scaling, oxidation, and intergranular corrosion, they are perfect for petrochemical processing, power generation, aerospace, and thermal equipment. The elevated carbon content offers improved strength and creep resistance, making these pipes a go-to choice for demanding applications where reliability and performance are crucial.

Stainless Steel 321H Pipes Uses

Our Products

Other SS Products

Other Pipe Products

Other Material

Worldwide Shipping

Need Help?

Contact us Now

Visit Our Other Products