Silver Tubes is among renowned production house for Stainless Steel 321H Seamless Tubes, which are used for the reason that they aren't subtle to intergranular corrosion post heating in the carbide precipitation series of 425 Degree C – 850 Degree C. A restraint with 321 Seamless Tubes is that titanium doesn't transfer across a high temparc, so it is not suggested as a welding usable. 321 Welded Tubes is the grade of choice for applications in the temperature range of up to about 900 Degree C, combining high potency, phase stability and resistance to scaling by means of resistance to following aqueous corrosion.Stainless Steel 321H Seamless Tubes is a modification of Stainless Steel 321 with a higher carbon content, to provide improved high temperature strength.
321H Welded Tubes is stabilized against chromium carbide formation by the addition of titanium. 321 EFW Tubes is titanium stabilized, heat resistant and austenitic alloy that is usually used for the service in 1000 Degree F – 1600 Degree F temprange. 321 ERW Tubes is primarily used in applications that involve continuous and intermittent service temperatures within the carbide precipitation range of 800 Degree F -1500 Degree F. Stainless Steel 321H EFW Tubes was developed for use in the chromium carbide precipitation range of 1800 Degree F – 1500 Degree F (427 Degree C – 816 Degree C) where un-stabilized alloys such as Stainless Steel 304 are subject to intergranular attack.
If you want to get the Stainless Steel 321/321H Tubes, Silver Tubes industry is definitely a good one for you to deal with. They are offering the wide comprehensive range of tubes as per the demand of the buyer and at reasonable rates. As the item is produced by using the latest technology and modern tools, the item brings out various effective attributes. These are withstanding heavy loads, rugged construction, pitting resistance, stress corrosion cracking resistance, oxidation resistance, high flexibility, high durability, anticorrosive etc.
The standard specification of Stainless Steel 321/321H Tubes is ASME SA/ ASTM A 213/A269/A249. The dimensions of it are ASME, ASTM, and API. The sizes of tubes are 1/8"NB to 30"NB IN. The tube is in 0.35mm to 6.35mm in OD in thickness that ranges from 0.1mm to 1.2mm. The types of tubes available are seamless, ERW, fabricated, LSAW, welded etc. The forms in which it is available is square, round, rectangle, hydraulic etc. In length it is available is double or single random and in cut length.
The schedule in which it is available is SCH 20, 40, 30, 80, 60, 120, 140, and 160, XXS, STD, and XS. The ends of it are beveled, plain and treaded end.
The Stainless Steel 321/321H Tubes are successfully undergoing various testing to check the quality. These are the PMI test, IGC test, flattening test, flaring test, hardness test etc. The item is packed in wooden boxes, carton boxes, wooden crates, wooden pallets etc to assure the high level of safety when shipped to the farther distance.
|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 1.4541 / 1.4878 Seamless Steel Tube for pressure purposes|
|EN 10217-7||EN 10217 321/321H Welded Steel Tubes, Steel EN 10217-7 1.4541 / 1.4878 Welded Tube for pressure purposes|
|SS 321||S32100||1.4541||X6CrNiTi18-10||SUS 321|
|SS 321H||S32109||1.4878||X12CrNiTi18-9||SUS 321H|
|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|
|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|
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