Stainless Steel A554 Gr 321/321H Rectangular Hollow Sections
ASTM A554 Gr.321 Stainless Steel Seamless Rectangular Hollow Sections, Stainless Steel A554 Gr 321H RHS Tubes, Best Price of ASME SA554 Stainless Steel 321 Rectangular Pipe Supplier in India.
High-quality structural parts manufactured of stainless steel alloy 321/321H are rectangular hollow sections of stainless steel A554 Gr. 321 or 321H. These hollow sections' exceptional corrosion resistance, high strength, and longevity make them a common fixture in a variety of industries. The stainless steel alloy 321 is an austenitic stainless steel that has been stabilised with titanium. With the addition of titanium, the material's intergranular corrosion resistance has enhanced, making it appropriate for applications where it will be subjected to high temperatures. The higher carbon form of the 321 stainless steel alloy provides improved high-temperature strength and creep resistance.
The A554 Gr 321 / 321H stainless steel rectangular hollow sections have many benefits for structural applications. Their outstanding corrosion resistance is one of the major benefits. Their resistance to corrosive conditions, such as acids, alkalis, and solutions containing chloride, is improved by the addition of titanium and other alloying elements. They are therefore perfect for use in petrochemical, chemical processing, and maritime environments, among other fields. The strong strength of rectangular hollow sections made from A554 Gr. 321/ 321H is an additional important benefit. In comparison to austenitic stainless steels that are typically used, stainless steel 321/321H is stronger. They are thus appropriate for load-bearing applications where it is important to maintain structural integrity. Even under difficult circumstances, they can support enormous weights and deliver long-lasting performance.
Furthermore, the weldability and formability of these hollow sections are outstanding. They are adaptable for diverse structural designs since they are simply produced into varied forms and sizes. These hollow parts' rectangular shape provides stability and ease of installation, facilitating speedy construction procedures. Rectangular Hollow Sections made of Stainless Steel A554 Gr 321 / 321H are strong, corrosion-resistant, and long-lasting structural elements. They are used in a variety of industries, including as petrochemicals, chemical processing, and marine environments. These hollow parts add to the overall strength and stability of structures with their exceptional qualities and long-lasting performance.
Grade 321 A554 SS Rectangular Tube, SS SUS 321H Rectangular Box Sections Manufacturer in Mumbai, India.
Stainless Steel A554 Gr 321/321H Rectangular Hollow Sections Specification
| Specifications |
ASTM A554 / ASME SA554(Ornamental Tubing Specification) or ASTM A 312 |
| Sizes |
10mm x 20mm to 150 x 300mm, other non standard sizes available on request |
| Wall Thickness |
0.5mm to 6mm |
| Length |
Up to 6 meters, custom cut lengths |
| Type |
Seamless/ Welded / ERW |
| Packing |
In bundles, Anticorrosion heat preservation, Varnish coating, Ends can be bevelled or Rectangular cut, End Capped Certification & supplementary test, Finishing & Identity Mark Surface Protection : Black (Self Coloured uncoated), Varnish/Oil Coating, Pre-Galvanized, Hot Dip Galvanized |
| Finish |
2B, No.1 Pickled Finish, No.4 finish, BA Finish, No.8 Mirror Finish, Electropolished Rectangular Pipes |
| Delivery Condition |
Bright Annealed, Polished or Annealed and Pickled |
Buy DIN 1.4878 SS Rectangular Hollow Section Pipes, Stainless Steel UNS S32109 RHS Pipe, A554 SS 321 Structural Rectangular Hollow Sections
Stainless Steel A554 Gr 321/321H Rectangular Hollow Sections Sizes:
| Size mm |
kg/m |
Size mm |
kg/m |
| 40 x 20 x 2.0 |
1.68 |
40 x 20 x 2.5 |
2.03 |
| 40 x 20 x 3.0 |
2.36 |
40 x 25 x 1.5 |
1.44 |
| 40 x 25 x 2.0 |
1.89 |
40 x 25 x 2.5 |
2.23 |
| 50 x 25 x 2.0 |
2.21 |
50 x 25 x 2.5 |
2.72 |
| 50 x 25 x 3.0 |
3.22 |
50 x 30 x 2.5 |
2.92 |
| 50 x 30 x 3.0 |
3.45 |
50 x 30 x 4.0 |
4.46 |
| 50 x 40 x 3.0 |
3.77 |
60 x 40 x 2.0 |
2.93 |
| 60 x 40 x 2.5 |
3.71 |
60 x 40 x 3.0 |
4.39 |
| 60 x 40 x 4.0 |
5.72 |
70 x 50 x 2 |
3.56 |
| 70 x 50 x 2.5 |
4.39 |
70 x 50 x 3.0 |
5.19 |
| 70 x 50 x 4.0 |
6.71 |
80 x 40 x 2.5 |
4.26 |
| 80 x 40 x 3.0 |
5.34 |
80 x 40 x 4.0 |
6.97 |
| 80 x 40 x 5.0 |
8.54 |
80 x 50 x 3.0 |
5.66 |
| 80 x 50 x 4.0 |
7.34 |
90 x 50 x 3.0 |
6.28 |
| 90 x 50 x 3.6 |
7.46 |
90 x 50 x 5.0 |
10.11 |
| 100 x 50 x 2.5 |
5.63 |
100 x 50 x 3.0 |
6.75 |
| 100 x 50 x 4.0 |
8.86 |
100 x 50 x 5.0 |
10.90 |
| 100 x 60 x 3.0 |
7.22 |
100 x 60 x 3.6 |
8.59 |
| 100 x 60 x 5.0 |
11.70 |
120 x 80 x 2.5 |
7.65 |
| 120 x 80 x 3.0 |
9.03 |
120 x 80 x 4.0 |
12.00 |
| 120 x 80 x 5.0 |
14.80 |
120 x 80 x 6.0 |
17.60 |
| 120 x 80 x 8.0 |
22.9 |
150 x 100 x 5.0 |
18.70 |
| 150 x 100 x 6.0 |
22.30 |
150 x 100 x 8.0 |
29.10 |
| 150 x 100 x 10.0 |
35.70 |
160 x 80 x 5.0 |
18.00 |
| 160 x 80 x 6.0 |
21.30 |
160 x 80 x 8.0 |
27.90 |
| 200 x 100 x 5.0 |
22.70 |
200 x 100 x 6.0 |
27.00 |
| 200 x 100 x 8.0 |
35.4 |
200 x 100 x 10.0 |
43.60 |
| 250 x 150 x 5.0 |
30.5 |
250 x 150 x 6.0 |
38.2 |
| 250 x 150 x 8.0 |
48.0 |
250 x 150 x 10 |
59.3 |
| 300 x 200 x 6.0 |
48.10 |
300 x 200 x 8.0 |
60.50 |
| 300 x 200 x 10.0 |
75.00 |
400 x 200 x 8.0 |
73.10 |
| 400 x 200 x 10.0 |
90.70 |
400 x 200 x 16 |
142.00 |
Stainless Steel Rectangular Hollow Sections Grades
Ready Stock of Stainless Steel A554 Gr 321/321H Rectangular Hollow Sections Section
| A554 Grade 321 SS Rectangular Tube |
Welded SUS 321H SS RHS Pipe |
| ASME SA554 Rectangular Stainless Steel 321 Structural Hollow Section |
SS A554 Gr 321H Seamless Rectangular Sections |
| ASTM A554 321H SS Rectangular Hollow Section |
UNS S32100 Seamless RHS Tube |
| Stainless Steel A554 Gr 321 Rectangular Box Sections |
ASTM A554 SS 321H Rectangular Hollow Box |
| A554 Gr 321 SS Seamless Pipe |
Type 321H ASTM A554 Stainless Steel Rectangular Section |
| Stainless Steel Rectangular Pipes |
ASTM A554 SS Rectangular Tubes |
| SS A554 Gr 321 RHS Tubing |
ASTM A554 Stainless Steel Gr 321H Seamless RHS Pipe |
| A554 321 SS Seamless Rectangular Hollow Section Tube |
Stainless Steel DIN 1.4541 Welded Rectangular Tube |
| Stainless Steel A554 Gr 321H ERW Rectangular Hollow Section |
Rectangular SS A554 Grade 321 structural steel tube |
| stainless steel A554 Gr 321 Hollow Section Rectangular |
SA554 SS 321H Hollow Section Rectangular Tube |
| ASME SA554 321 SS Hollow Rectangular Tube |
A554 Gr 321H Stainless Steel RHS Section |
| AISI Stainless Steel 321 welded structural hollow sections |
SS A554 Gr 321 Rectangular Pipe |
| Grade 321 A554 Rectangular steel box section |
SS 321H Rectangular Hollow Section |
| Rectangular stainless steel box section |
Stainless Steel A554 321H Rectangular Hollow Section Pipe |
| 321 Stainless Steel ASME SA554 Rectangular ERW Hollow Section |
SS 321H A554 Seamless Rectangular Hollow Section |
ASME SA554 321/321H Stainless Steel Rectangular Hollow Section Equivalent Grades
| STANDARD |
WERKSTOFF NR. |
UNS |
JIS |
EN |
| SS 321 |
1.4541 |
S32100 |
SUS 321 |
X6CrNiTi18-10 |
| SS 321H |
1.4878 |
S32109 |
SUS 321H |
X12CrNiTi18-9 |
Stainless Steel A554 Gr 321/321H Rectangular Hollow Section Chemical Composition
| Grade |
C |
Mn |
Si |
P |
S |
Cr |
N |
Ni |
Ti |
| SS 321 |
0.08 max |
2.0 max |
1.0 max |
0.045 max |
0.030 max |
17.00 - 19.00 |
0.10 max |
9.00 - 12.00 |
5(C+N) – 0.70 max |
| 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 |
Stainless Steel A554 Gr 321/321H Rectangular Hollow Section Mechanical Composition
| Density |
Melting Point |
Tensile Strength |
Yield Strength (0.2%Offset) |
Elongation |
| 8.0 g/cm3 |
1457 °C (2650 °F) |
Psi – 75000 , MPa – 515 |
Psi – 30000 , MPa – 205 |
35 % |
Stainless Steel A554 Gr 321/321H Rectangular Hollow Sections Updated Price List
Request the latest AISI 321 Stainless Steel Rectangular Hollow Section Tube List. Please click on the request a quote button or click here to request the updated price list and ready stock information along with your requirement. Ranfit Metals & Alloys maintains a stock of all standard items and can export them at best price for Grade 321H A554 SS Rectangular Tube.
Ranfit Metals & Alloys is a ISO approved certified AISI 321 Stainless Steel Rectangular Hollow Section Tube exporter in India. We are known as a trusted vendor as a A554 SS 321H Structural Rectangular Hollow Sections, Gr 321 SS ASTM A554 RHS Tubing distributor & dealer in your country. Our 321H Stainless Steel Welded Rectangular Tubes are tested to international standards, and specifications as per DIN, JIS, EN, ASTM etc. We have huge stock in Asia, GCC, Gulf, Middle east, UK to supply with over 28 countries, we provide after sales service and fast delivery.
