ASTM A312 TP321 Stainless Steel Seamless Pipe
SS 321 Welded Pipe, Stainless Steel 321 UNS S32100 Seamless Pipes & Tubes
| Grade | DIN | UNS | SUS | Inox |
| SS 321 | 1.4541 | S32100 | 321 | 321 |
- Specifications –ASTM A/ASME SA213/A249/A269/A312/A358 CL. I to V ASTM A789/A790
- Size – Seamless 321 Pipes & Tubes – 1/2″ NB -24″ NB
- ERW 321 Pipes & Tubes – 1/2″ NB – 24″ NB
- EFW 321 Pipes & Tubes – 6″ NB – 100″ NB
- Wall Thickness – Schedule 5S – Schedule XXS.
| Dimensions | : | ASTM, ASME and API |
| Schedule | : | SCH 10, SCH20, SCH30, SCH40, STD, SCH60, XS, SCH80, SCH120, SCH140, SCH160, XXS |
| Type | : | Seamless / ERW / Welded / Fabricated / LSAW Pipes |
| Length | : | Single Random, Double Random & Cut Length. |
| Form | : | Round, Square, Rectangular, Hydraulic Etc. |
Composition ranges for stainless steel 321 grade
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | Other | |
| 321 | min.max | –0.08 | 2.00 | 0.75 | 0.045 | 0.030 | 17.019.0 | – | 9.012.0 | 0.10 | Ti=5(C+N)0.70 |
Mechanical properties of stainless steel 321 grade
| Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness | |
| Rockwell B (HR B) max | Brinell (HB) max | ||||
| 321 | 515 | 205 | 40 | 95 | 217 |
Physical Properties of Stainless Steel 321 Grade
| Grade | Density (kg/m3) | Elastic Modulus (GPa) | Mean Coefficient of Thermal Expansion (m/m/°C) | Thermal Conductivity (W/m.K) | Specific Heat 0-100°C (J/kg.K) | Electrical Resistivity (n.m) | |||
| 0-100°C | 0-315°C | 0-538°C | at 100°C | at 500°C | |||||
| 321 | 8027 | 193 | 16.6 | 17.2 | 18.6 | 16.1 | 22.2 | 500 | 720 |
Grade specifications for stainless steel 321 grade
| 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 |
| STANDARD | UNS | WERKSTOFF NR. |
| SS 321 | S32100 | 1.4541 |
321 Stainless Steel Pipes, Tube Stock and Supply Range
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321 Stainless Steel Square Pipe/Tube |
321 Stainless Steel Round Pipe/Tube |
321 Stainless Steel Rectangular Pipe/Tube |
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321 Stainless Steel Colour Coated Pipe/Tube |
321 Stainless Steel Ornamental Tubes |
321 Stainless Steel Electropolished Pipes/Tubes |
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321 Stainless Steel Slot Round Pipe/Tube |
321 Stainless Steel Triangle Tube |
321 Stainless Steel Hexagonal Tube |
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321 Stainless Steel Handrail Tube |
321 Stainless Steel U Shaped Tube |
321 Thin-Wall Stainless Steel Tube |
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321 Inner/Outside Polished Stainless Steel Tube, Pipes |
321 Stainless Steel Capillary Tube |
321 Stainless Steel Seamless Tube |
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AISI 321 seamless Pipe/Tube
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AISI 321 welded Pipe/Tube
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SUS 321 Pipe/Tube
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AISI 321 ERW tubes
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UNS S32100 Pipe/Tube
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DIN 1.4541 Pipe/Tube
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