Siddhgiri Tubes is a leading manufacturer and exporter of Stainless Steel321 / 321H Pipes and Tubes.Our SS 321 / 321H Seamless Tubes is a standard austenitic chromium-nickel alloy with the addition of Titanium, making it an excellent choice in elevated temperature environments.
Stainless Steel 321/321H Pipes & Tubes, Stainless Steel 321/321H Pipes & Tubes Manufacturers, Stainless Steel 321/321H Pipes & Tubes Suppliers, Stainless Steel 321/321H Pipes & Tubes Stockists, Stainless Steel 321/321H Pipes & Tubes Exporters
Alloy 321 is austenitic SS that are titanium stabilized with excellent general corrosion resistance.Alloy 321H is the high carbon version of the alloy and was created for the purpose of improvising high strength at the temperature above 537 Deg C
Stainless Steel 321/321H Pipes & Tubes in India, Stainless Steel 321/321H Pipes & Tubes Manufacturers in India, Stainless Steel 321/321H Pipes & Tubes Suppliers in India, Stainless Steel 321/321H Pipes & Tubes Stockists in India, Stainless Steel 321/321H Pipes & Tubes Exporters in India
SS321/SS321H pipes are packed in wooden cases/pallets, bundles only to assure safer and harmless shipping of the product to its buyers.
Stainless Steel 321/321H Pipes & Tubes in Mumbai, Stainless Steel 321/321H Pipes & Tubes Manufacturers in Mumbai, Stainless Steel 321/321H Pipes & Tubes Suppliers in Mumbai, Stainless Steel 321/321H Pipes & Tubes Stockists in Mumbai, Stainless Steel 321/321H Pipes & Tubes Exporters in Mumbai
Specification Chart of Stainless Steel 321/321H Pipes & Tubes
| Specifications | ASTM A312 / ASME SA312 |
|---|---|
| Dimensional specification | ANSI/ASME B36.19M, ANSI/ASME B36.10M |
| Size | 1 / 8" NB - 24" NB |
| 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 |
| Manufacturing Shapes | Hydraulic, Round, Square, Hex, Honed |
| Manufacturing Techniques | Normalized & as Rolled |
| Schedule Thickness Range | SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS |
| End Types | Plain End, Beveled End, Treaded One End, TBE (Treaded Both Ends) |
| Surface Finish | No.1, No.4, No.8 Mirror Finish, 2B |
| Value Added Services | Cutting, Beveling, Polishing, Threading, Destructive, Non Destructive, Ultrasonic Testing |
| Inspection and Test Reports | EN 10204 3.1, Mill Test Certificates, Chemical Reports, PMI Test Reports, Mechanical Reports, Third Party Inspection, NABL Approved Lab, Visual Inspection, Destructive Test and Non Destructive Test Reports |
| Outside Finish | 2B, No.4, No.1, No.8 Mirror Finish for Stainless Steel Seamless Pipes, Finish as per customer Requirements |
| Delivery Condition | Annealed and Pickled, Polished, Bright Annealed, Cold Drawn |
| Heat Treatment | Normalized, Normalized & Tempered |
| Packing of Seamless Pipes | Packed in Wooden Boxes, Plastic Bags, Steel Strips Bundled, or as per Customers Requests |
| Specials | Sizes and Specifications other than above can be on request |
Chemical Composition Of Stainless Steel 321/321H Pipes & Tubes
| % | Cr | Ni | C | Si | Mn | P | S | N | Ti | Fe |
|---|---|---|---|---|---|---|---|---|---|---|
| 321 | min:17.0 max:19.0 |
min: 9.0 max:12.0 |
max:0.08 | max:0.75 | max:2.0 | max:0.045 | max:0.03 | max:0.10 | min:5*(C+N) max:0.70 |
Balance |
| 321H | min:17.0 max:19.0 |
min: 9.0 max:12.0 |
min:0.04 max:0.10 |
min:18.0 max:20.0 |
max:2.0 | max:0.045 | max:0.03 | max:0.10 | min:5*(C+N) max:0.70 |
Balance |
Mechanical Properties Of Stainless Steel 321/321H Pipes & Tubes
| Grade | Tensile Strength ksi (min.) |
Yield Strength 0.2% Offset ksi (min.) |
Elongation - % in 50 mm (min.) |
Hardness (Brinell) MAX |
|---|---|---|---|---|
| 321/321H | 75 | 30 | 40 | 217 |