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Aaditya Stainless is one of the most unmistakable ventures that are managing as the highest level producer, provider, stockiest of Stainless Steel 321 Tubes/Stainless Steel 321H Tubes, which is balanced out against chromium carbide development by the expansion of titanium. As they are client centered so they are utilizing dazzling nature of crude materials that are purchased from the legitimate traders. This level SS Tubes are having different acceptable highlights like withstanding substantial burdens, rough development, pitting opposition, oxidation obstruction, stress erosion breaking opposition, hole consumption obstruction, machinability, weldability, measurement precision and so forth. Type 321 Tubes is a titanium-balanced out form of 304, utilized specifically applications inside the sharpening temperature extend. Type 321H Tubes is a balanced out hardened steel which offers as its primary bit of leeway a brilliant protection from intergranular consumption following introduction to temperature in the chromium carbide precipitation go from 800 Degree F to 1500 Degree F (427 Degree C to 816 Degree C). Evaluation 321 Tubes isn't liable to weld rot intergranular consumption when presented to somewhat destructive situations. Protection from refinement of Grade 321H Tubes, combined with its higher quality at high temperature makes it reasonable in application where it will get sharpened, or where it has inadequate hot quality.
The welded SS 321 Tubes should never be utilized in exceptionally oxidizing situations as it is at risk to 'Blade line' assault. A confinement with SS 321H Tubes is that titanium doesn't move well over a high temperature curve, so isn't suggested as a welding consumable. 321 Stainless Steel Tubes is a greatly improved alternative in working temperature conditions more than 500 Degree C and subsequently has its own benefits. 321H Stainless Steel Tubes offers higher killjoy and stress burst properties and, especially, additionally be considered for presentation where sharpening and intergranular consumption are concern.
The standard detail is ASME SA 358, ASME SA 312, ASTM A 312 and ASTM A 358. Its element is ASME, ASTM, and API. The size is ordinary 1/8"NB to 30"NB IN, SS 231/321H channels ½" NB to 16"NB, EFW 321/321H funnels 6" NB to 100" NB and ERW 321/321H funnels ½" NB to 24"NB. The calendar is SCH 20, 40, 30, 60, 80, 120, 160, and 140, STD, XS and XXS. The structures are water powered, square, round, square shape and so forth. The sort of channels is welded, LSAW, ERW, created and consistent. The length is single and twofold irregular and in cut length. The finishes are stepped, slanted and plain closures.
The Stainless Steel 321/321H Tubes before getting into the hand of purchasers is experiencing different testing that is including PMI test, IGC test, smoothing test, flaring test. Likewise, different tests like the full scale test, small scale test, radiography test, hydrostatic test, concoction test, mechanical test and so forth are making it perfect for different basic applications. This is additionally extraordinarily liable for improving the nature of this evaluation Tubes.
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Stainless Steel 321/321H Tubes Specification :
| Specifications | ASTM A213, A249, A269 / ASME SA213, SA249, SA269 |
| 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 |
| 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 / CDW |
| Form | Round Tubes, Square Tubes, Rectangular Tubes, Coiled Tubes, "U" Shape, Pan Cake Coils, Hydraulic Tubes |
| Length | Single Random, Double Random & Required Length |
| End | Plain End, Beveled End, Treaded |
| Outside Finish | 2B, No.4, No.1, No.8 Mirror Finish for Stainless Steel Tubes, Finish as per customer Requirements |
| Delivery Condition | Annealed and Pickled, Polished, Bright Annealed, Cold Drawn |
| EN 10216-5 | EN 10216 321/321H Seamless Steel Tubes, EN 10216-5 1.4301 Seamless Steel Tubes for pressure purposes |
| EN 10217-7 | EN 10217 321/321H Welded Steel Tubes, Steel EN 10217-7 1.4306/1.4307 Welded Tubes for pressure purposes |
Stainless Steel UNS S31700 / S31703 Tubes Equivalent Grades
| STANDARD | UNS | WERKSTOFF NR. | AFNOR | EN | JIS |
| SS 321 | S32100 | 1.4541 | X6CrNiTi18-10 | SUS 321 | |
| SS 321H | S32109 | 1.4878 | X12CrNiTi18-9 | SUS 321H |
SS 321/321H Stainless Steel Tubes Chemical Composition:
| Grade | C | Mn | Si | P | S | Cr | N | Ni | Ti |
| SS 321 | 0.08 max | 2.0 max | 1.00 max | 0.045 max | 0.030 max | 17.00 - 19.00 | o.10 max | 9.00 - 12.00 | 5(C+N) – 0.70 max |
| SS 321H | 0.04 - 0.10 | 2.0 max | 1.00 max | 0.045 max | 0.030 max | 17.00 - 19.00 | 0.10 max | 9.00 - 12.00 | 4(C+N) – 0.70 max |
ASME SA312 SS TP321 / TP321H Tubes Mechanical Properties:
| Tensile Strength | Yield Strength (0.2%Offset) | Elongation | Hardness | |
| Rockwell B (HR B) max | Brinell (HB) max | |||
| Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 35 % | 95 | 217 |
ASME SA358 SS SS 321/321H Tubes Popular Searches
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