Stainless Steel 321H Pipes & Tubes
Sankalp Alloys Overseas is one of the foremost Manufacturers, Suppliers, Stockists, and Exporters of qualitative Stainless Steel 321H Pipes & Tubes. We are committed to excellence and deal in inconformity products catering to our esteemed clientele that go well with different industry applications.
Stainless Steel 321H comprises basically a high-carbon variant of the 321 grade, featuring superior chemical composition and improved mechanical properties. This grade material is basically alloyed with a strong combination of chromium, nickel, and other alloying elements, stabilized with titanium for service in corrosive conditions, especially at high-temperature settings. The presence of titanium in the alloy reduces carbide precipitation at the grain boundaries, thus maintaining the integrity of the material during stress-induced situations.
Stainless Steel 321H Pipes & Tubes Manufacturers, Stainless Steel 321H Pipes & Tubes Suppliers, Stainless Steel 321H Pipes & Tubes Stockists, Stainless Steel 321H Pipes & Tubes Exporters
Stainless Steel 321H Pipes & Tubes Manufacturers in India, Stainless Steel 321H Pipes & Tubes Suppliers in India, Stainless Steel 321H Pipes & Tubes Stockists in India, Stainless Steel 321H Pipes & Tubes Exporters in India
Our forged Stainless Steel 321H Pipes & Tubes are capable of bearing extreme conditions, making them able to handle temperatures up to 1500°F (816°C). Their high heat resistance quality also imparts usability in various high-temperature applications in chemical processing industries, petrochemicals, aerospace, and power generation. These improved resistances to creep-rupture and intergranular corrosion further support its use under elevated temperature conditions with aggressive media.
Being one of the manufacturers of Stainless Steel 321H Pipes & Tubes, we ensure that all of our products are manufactured with the latest manufacturing techniques so that we can meet the quality and performance standards to a great extent. Dimensionally different configurations such as Seamless, Welded, and Electric Resistance Welded pipes are available, which further meet the individual application requirements.
The Stainless Steel 321H Seamless Pipes are fabricated by a very fine method of extrusion, wherein the heated steel billets are shaped into pipes through high-precision techniques. The mechanical properties these pipes reflect include great strength and durability but at higher prices as compared to other pipe types because of the special nature of manufacture.
In applications requiring cost-effective solutions, our Stainless Steel 321H Welded Pipes are rolled and welded steel sheets using standard procedures. These pipes could be used for moderate and low-pressure applications. Apart from the flexibility in terms of size and configuration they allow for, they also have wide usage recommendations. Our UNS S32109 ERW Pipes are processed by cold rolling of steel followed by longitudinally welding the same using high voltage current. Endowed with good strength and performance, these pipes guarantee reliability for various applications where economical and efficient processing is required.
Stainless Steel 321H Pipes & Tubes Manufacturers in Mumbai, Stainless Steel 321H Pipes & Tubes Suppliers in Mumbai, Stainless Steel 321H Pipes & Tubes Stockists in Mumbai, Stainless Steel 321H Pipes & Tubes Exporters in Mumbai
321H Stainless Steel Pipes and Tubes Equivalent Grades
| STANDARD | UNS | WNR. | EN | JIS |
|---|---|---|---|---|
| SS 321 | S32100 | 1.4541 | X6CrNiTi18-10 | SUS 321 |
| SS 321H | S32109 | 1.4878 | X12CrNiTi18-9 | SUS 321H |
Specification of Stainless Steel 321H Seamless Welded Pipes And Tubes
Stainless Steel Pipe Specification : ASTM A312, A358 / ASME SA312, SA358
SS Tube Specification : ASTM A213, A269, A249, A511, A554 / ASME SA213, SA269, SA249, SA511, SA554
Pipe Size : 1/8” NB to 24” NB, 1/4” OD to 24” OD sizes.
Tube Size : 1/2" OD to 8" OD.
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 Pipes
Form : Round, Square, Rectangular, Oval, Hydraulic Etc
Length : Single Random, Double Random & Required Length
End : Plain End, Beveled End, Treaded
End Protection : Plastic Caps
Outside Finish : 2B, No.4, No.1, No.8 Mirror Finish for Stainless Steel Pipes, Finish as per customer Requirements
Delivery Condition : Annealed and Pickled, Polished, Bright Annealed, Cold Drawn
Inspection, Test Reports : Mill Test Certificates, EN 10204 3.1, Chemical Reports, Mechanical Reports, PMI Test Reports, Visual Inspection Reports, Third Party Inspection Reports, NABL Approved Lab Reports, Destructive Test Report, Non Destructive Test Reports
Packing : Packed in Wooden Boxes, Plastic Bags, Steel Strips Bundled, or as per Customers Requests
Specials : Sizes and Specifications other than above can be manufactured on request
Chemical Alloyion of Stainless Steel 321H Seamless Pipes And Tubes
| % | Cr | Ni | C | Si | Mn | P | S | N | Ti | Fe |
|---|---|---|---|---|---|---|---|---|---|---|
| 321 | min:17.0 max:19.0 |
min: 9.0 max:12.0 |
max:0.08 | max:0.75 | max:2.0 | max:0.045 | max:0.03 | max:0.10 | min:5*(C+N) max:0.70 |
Balance |
| 321H | min:17.0 max:19.0 |
min: 9.0 max:12.0 |
min:0.04 max:0.10 |
min:18.0 max:20.0 |
max:2.0 | max:0.045 | max:0.03 | max:0.10 | min:5*(C+N) max:0.70 |
Balance |
Mechanical Properties Of Stainless Steel 321H Seamless Pipes and Tubes
| Grade | Tensile Strength ksi (min.) |
Yield Strength 0.2% Offset ksi (min.) |
Elongation - % in 50 mm (min.) |
Hardness (Brinell) MAX |
|---|---|---|---|---|
| 321 | 75 | 30 | 40 | 217 |
Physical Properties of 321H Stainless Steel Pipes And Tubes
| Denstiy lbm/in3 |
Coefficient of Thermal Expansion (min/in)-°F |
Thermal Conductivity BTU/hr-ft-°F | Specific Heat BTU/lbm -°F | Modules of Elasticity (annealed)2-psi | |
|---|---|---|---|---|---|
| at 68 °F | at 68 – 212°F | at 68 – 1832°F | at 200°F | at 32 – 212°F | in tension (E) |
| 0.286 | 9.2 | 20.5 | 9.3 | 0.12 | 28 x 106 |
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