Mahaveer Steels are the latest and popular maker and suppliers of SS 321 and 321H Seamless and Welded Pipe watching out. We are the state of the art exporter and dealer of SS 321 and 321H Seamless and Welded Pipe keeping watch. We have high heaps of in excess of 150 tons, and we moreover oversee 6gthe emergency organizations. We severely follow the quality control structure in SS grades and pass these things through ruinous and non-perilous tests to pass on zero disfigurements.
Our gathering of specialists have reliably been stressed over quality control that can guarantee and follow the idea of our things from rough material securing and creation measures.
SS 321 and 321H Seamless and Welded Pipe offer semi-finished and non-finished things and the customization of sizes, thickness and estimations upon need. These Grade's compost of carbon, manganese, silicon, and chromium like mixtures further redesign their toughness and resistance from various essential conditions.
Pipe Specification : ASTM A312, A358 / ASME SA312, SA358
Dimension Standard : ANSI B36.19M, ANSI B36.10
Outside Diameter : 6.00 mm OD up to 914.4 mm OD, Sizes up to 24” NB available Ex-stock
Thickness Range : 0.3mm – 50 mm, SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS
Type : Seamless / ERW / Welded / Fabricated Pipes
Form : Round, Square, Rectangular, Oval, Hydraulic Etc
Length : Single Random, Double Random & Required Length
End : Plain End, Beveled End, Treaded
End Protection : Plastic Caps
Outside Finish : 2B, No.4, No.1, No.8 Mirror Finish for Stainless Steel Pipes, Finish as per customer Requirements
| STANDARD | WERKSTOFF NR. | UNS | JIS | EN |
| SS 321 | 1.4541 | S32100 | SUS 321 | X6CrNiTi18-10 |
| SS 321H | 1.4878 | S32109 | SUS 321H | X12CrNiTi18-9 |
All Pipes is manufactured and tested / inspected to the relevant standards including ASTM, ASME and API etc.
| Pipe/Tube | NB Sizes | Sch 5 | Sch 10 | Sch 40 | Sch 80 | Sch 160 |
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| Stainless Steel 321, 321H Pipes | 1/8″ |
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| Stainless Steel 321, 321H Pipes | 1/4″ |
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| Stainless Steel 321, 321H Pipes | 3/8″ |
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| Stainless Steel 321, 321H Pipes | 1/2″ |
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| Stainless Steel 321, 321H Pipes | 3/4″ |
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| Stainless Steel 321, 321H Pipes | 1″ |
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| Stainless Steel 321, 321H Pipes | 1 1/4″ |
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| Stainless Steel 321, 321H Pipes | 1 1/2″ |
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| Stainless Steel 321, 321H Pipes | 2″ |
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| Stainless Steel 321, 321H Pipes | 2 1/2″ |
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| Stainless Steel 321, 321H Seamless Pipes | 3″ |
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| Stainless Steel 321, 321H Pipes | 4″ |
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| Stainless Steel 321, 321H Seamless Pipes | 5″ |
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| Stainless Steel 321, 321H Pipes | 6″ |
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| 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 |
| 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 % |
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