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ASTM A249 Stainless Steel 321 Seamless Tubes / SS UNS S32100 / S32109 ERW Tube
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Detailed Information
Dinesh Tube is one of the prominent Supplier & Exporters of ASTM 312 Stainless Steel 321 Welded Tubes. We supply Stainless Steel 321 Tubes in various types like SS 321 Seamless Tubes, SS 321 Welded Tubes, SS 321 ERW Tubes, SS 321 LSAW Tubes, SS 321 Fabricated Tubes. Stainless Steel 321 Tubes are used for High temperature chemical process equipment, Aircraft piston engine manifolds and exhaust stacks, Thermal oxidizers, Expansion joints, Refinery equipment. SS 321 Welded Tubes material of choice for applications in working environments up to 9000 C. 321 stainless steel has good welding and forming capabilities and is widely used in operating temperature environments in excess of 500° C. Post-weld annealing is not required, where 321 Stainless Steel Tubes is a heat resistant, titanium stabilized, austenitic alloy that’s commonly used for service in the 1000 Degree F – 1600 Degree F temperature range. Grade 321 Pipes Tubes is primarily used in applications that involve continuous and intermittent service temperatures within the carbide precipitation range of 800 Degree -1500 Degree F.
All our Stainless Steel 321 Welded Tubes conform to international standards and are manufactured according to ASTM, ASME, DIN, ANSI, EN, WERKSTOFFE, JIS, BS standards. Dinesh Tubes supplies a full range of specialized Stainless Steel 321 Welded Tubes used for high-performance gas chromatography (GC) and liquid chromatography (LC) as components for chromatography columns used for analytical and preparative processes in diverse industries. Each piece of Tubes is fully tested by professionals according to international standards. Also available at best possible rates in the market.
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ASTM A249 Stainless Steel 310 Welded Tubes
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ASTM A249 Stainless Steel 321 Welded Tubes
Specification of Stainless Steel 321/ 321H Seamless Tubes
Specifications | : | ASTM A 312 ASME SA 312 / ASTM A 358 ASME SA 358 |
Dimensions | : | ASTM, ASME and API |
SS 321 Tubes | : | 1/2″ NB – 16″ NB |
ERW 321 Tubes | : | 1/2″ NB – 24″ NB |
EFW 321 Tubes | : | 6″ NB – 100″ NB |
Size | : | 1/8″NB TO 30″NB IN |
Specialized in | : | Large Diameter Size |
Schedule | : | SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS |
Type | : | Seamless / ERW / Welded / Fabricated / LSAW Tubes |
Form | : | Round, Square, Rectangular, Hydraulic Etc |
Length | : | Single Random, Double Random & Cut Length. |
End | : | Plain End, Beveled End, Treaded |
Chemical Composition of UNS S32100 ERW Tubes
Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | |
321 | min. | – | – | – | – | – | 16.0 | 2.0 | 10.0 | – |
max. | 0.08 | 2.0 | 0.75 | 0.045 | 0.03 | 18.0 | 3.0 | 14.0 | 0.10 |
Mechanical Properties of DIN 1.4301 Seamless Tubes
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 | ||||
316 | 515 | 205 | 40 | 95 | 217 |
Grade Specification of Stainless Steel 321/ 321H Welded Tubes:
Grade | UNS No | Old British | Euronorm | Swedish SS | Japanese JIS | ||
BS | En | No | Name | ||||
321 | S32100/S32100 | 304S11 | 58E | 1.4541 | X5CrNiMo17-12-2 / X3CrNiMo17-13-3 | 2347 / 2348 | SUS 321 |
Stainless Steel LSAW 321/ 321H Tubes Physical Properties:
Grade | Density (kg/m3) | Elastic Modulus (GPa) | Mean Coefficient of Thermal Expansion (m/m/0C) | Thermal Conductivity (W/m.K) | Specific Heat 0-1000C (J/kg.K) | Electrical Resistivity (n.m) | |||
0-1000C | 0-3150C | 0-5380C | at 1000C | at 5000C | |||||
321 | 8000 | 193 | 15.9 | 16.2 | 17.5 | 16.3 | 21.5 | 500 | 740 |
321/ 321H Stainless Steel Welded Tube Available Sizes
NB Sizes |
Sch 5 |
Sch 10 |
Sch 40 |
Sch 80 |
Sch 160 |
1/8″ |
✓ | ✓ | ✓ | ✓ | |
1/4″ |
✓ | ✓ | ✓ | ✓ | |
3/8″ |
✓ | ✓ | ✓ | ✓ | |
1/2″ |
✓ | ✓ | ✓ | ✓ | ✓ |
3/4″ |
✓ | ✓ | ✓ | ✓ | ✓ |
1″ |
✓ | ✓ | ✓ | ✓ | ✓ |
1 1/4″ |
✓ | ✓ | ✓ | ✓ | ✓ |
1 1/2″ |
✓ | ✓ | ✓ | ✓ | ✓ |
2″ |
✓ | ✓ | ✓ | ✓ | ✓ |
2 1/2″ |
✓ | ✓ | ✓ | ✓ | ✓ |
3″ |
✓ | ✓ | ✓ | ✓ | ✓ |
4″ |
✓ | ✓ | ✓ | ✓ | ✓ |
5″ |
✓ | ✓ | ✓ | ✓ | |
6″ |
✓ | ✓ | ✓ | ✓ |
SS 321/ 321H Seamless / Welded Tubes Application Industries
- Off-Shore Oil Drilling Companies
- Power Generation
- Petrochemicals
- Gas Processing
- Specialty Chemicals
- Pharmaceuticals
- Pharmaceutical Equipment
- Chemical Equipment
- Sea Water Equipment
- Heat Exchangers
- Condensers
- Pulp and Paper Industry
Types of Stainless Steel 321/ 321H ERW Tubes
- Stainless Steel TP 321 Seamless Tubes
- ASTM A249 Stainless Steel Welded Tubes
- ASTM A249 SS TP 321 Welded Tubes
- Stainless Steel TP 321 Seamless Tubing
- ASTM A358 321 Stainless Steel ERW Tubes
- SS ASME SA249 TP 321 Welded Tubes
- Stainless Steel 321 U Shaped Tubing
- TP 321 Stainless Steel Hydraulic Tubes
- Stainless Steel ASTM A249 TP 321 Welded Tubing
- AISI Stainless Steel ASTM A249 321 Seamless Tubing
- ASTM A249 SS 321 Electric Resistance Welding Tubes Suppliers
- ASTM A249 SS 321 Rectangular Seamless Tubes
- TP 321 Stainless Steel ERW Tubes
- ASTM A249 321 Stainless Steel Tubing
- TP 321 Stainless Steel LSAW Tubes
- ASTM A249 321 SS Rectangular Tubes
- UNS S32100 Coiled Seamless Tubing
- SS TP 321 Heat Exchanger Tubes
- DIN 1.4541 Round Tubing
- ASTM A249 321 SS Square Seamless Tubes
- SS 321 Austenitic Stainless Steel Tubes
- ASTM A249 Stainless Steel TP 321 Capillary Tube
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