ASME SA213 TP 321 Stainless Steel Tubing
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SA213 Tp321 is a specification of heat exchanger tubes that are made from the 321 austenitic stainless steel. The SA 213 specifies pipe products for heat exchangers in different material grades, both the ferritic and austenitic steels. Oshwin Overseas is a supplier of all kinds of stainless steel pipes. The SA213 Tp321 Material is special in that the composition includes titanium which reduces the density of the ASME SA213 Tp321 and therefore making it lightweight.
SA 213 TP 321 Stainless Steel Tubing Specification
| Standard Specification | AMS 5557, 5559, AMS 5570, MI-L-T 8808, MIL-T-8606 |
| ASTM A213 / ASME SA 213 | Standard Specification for 321 Stainless Steel Seamless Superheater, Condenser, Hydraulic, Boiler and Heat-Exchanger Tubes |
| Shapes | SA 213 TP 321 Stainless Steel Round, Rectangular, Square, Hydraulic, Straight, "U" Shape, Coiled, Honed Tubes, Pan Cake Coils |
| Manufacturing Type | Seamless / ERW / Welded / Fabricated / CDW / CDS / DOM / CEW / 100% X Ray Welded |
| Delivery Condition | Annealed and Pickled (AP), Polished, Bright Annealed (BA), Cold Drawn, MF |
| Surface Finish | BA, 2B, No.4, No.1, No.3, No.8, 8K, HL, 2D, 1D, Mirror Polished, 180G, 320G, 400G Satin/ Hairline, 400G, 500G, 600G or 800G Mirror finish ASME SA213 TP321 Tubing or Custom Finish as per customer's specification |
| Thickness Range | SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXH, SCH XXS, SCH XS |
| Standard | SUS, JIS, AISI, ASTM, GB, DIN, EN |
| Relevant Standard | ASTM A213, ASTM A312, ASTM A269, ASTM A778, ASTM A554, ASTM A249, ASTM A269, ASTM A270, ASTM A789, DIN 17456, DIN17457, DIN 17459, JIS G3459, JIS G3463, GOST9941, EN10216, BS3605, GB13296 |
| Value Added Services |
Cutting Beveling Threading Polishing (Electro & Commercial) Draw & Expansion as per required Size & Length Destructive and Non Destructive Ultrasonic Testing Annealed & Pickled Bending |
| Swg & Bwg | 10 Swg., 12 Swg., 14 Swg., 16 Swg., 18 Swg., 20 Swg. |
| END | Plain End, Beveled End, Treaded SS 321 Tube |
| Processing Service | Bending, Welding, Decoiling, Punching, Cutting, Moulding |
| Technique | ASTM A 213 321 Stainless Steel Cold drawn, Cold rolled, Hot rolled, Extrusion Tube |
| Tolerance |
Outer Diameter: +/- 0.2mm Thickness: +/- 10% OR as customer request Length: +/- 10mm |
| Marking |
Specification Material Grade Nominal Size Schedule or Wall Thickness Method of Manufacturing (Seamless / Welded) Heat Number Manufacturer's Name or Custom Logo - on request Marked Pipe Sample: 321 Stainless Steel 12" NB SCH 40S SEAMLESS HEAT NO. XXXX |
| Test Certificate |
DFARS compliant EN 10204/3.1B, EN 10204 3.1 and EN 10204 3.2 Material Test Certificates (MTC) 100% Radiography Test Report Raw Materials Certificate Third Party Inspection Report Fumigation Certificates Heat Treatment Charts HS Code Commercial Invoice Form A for Generalized System of Preferences (GSP) Manufacturer Test Certificate Moisture testing Surface roughness measurement Laboratory Test Certificate from Govt. Approved Lab |
| Stainless Steel 321 Tubing Packaging | Packed in PE Fabric Bundles or ply wooden box wrapped in plastic or Standard seaworthy export packing or as per customers' request |
| Uses & Application |
Common industrial services (Petroleum, chemical, paper, fertilizer, fabric, aviation and nuclear) Fluid, gas and oil industry Heat transmission and pressure service Construction and ornamental Boilers and Heat exchangers Decoration purpose, boiler, auto parts, medical device, food industry, building materials) |
ASTM A 213 321 Stainless Steel Tubing Mechanical Properties
| NOMINAL OD | NOMINAL WALL | ULTIMATE KSI | YIELD KSI | ELONGATION |
|---|---|---|---|---|
| .188 and less | .016 and less | 75-120 maximum | 35% | |
| 75-105 maximum | 30 min | |||
| Over .016 | 35% | |||
| Over .188 | .010 and | 75-115 maximum | 30 min | 35% |
| Thru .500 | Less | |||
| incl | Over .010 | 75-105 maximum | 35% | |
| Over .500 | All | 75-100 maximum | 30 min | 35% |
Stainless Steel 321 Tube Chemical Composition
| WEIGHT % | NI | CR | MN | C | SI | S | P |
|---|---|---|---|---|---|---|---|
| MIN | 9.00 | 17.00 | |||||
| MAX | 12.00 | 19.00 | 2.00 | .080 | 1.00 | .030 | .045 |
SA213 321 SS Equivalent
| STANDARD | WERKSTOFF NR. | UNS |
|---|---|---|
| SS 321 | 1.4541 | S32100 |
