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Philips Metal is one of the well-known manufacturer, stockist, exporter, stock holder and supplier of a qualitative range of Stainless Steel 321 Welded Tubes that are designed as per international and national standard quality of raw materials. A few main properties of SS 321 ERW Tubes are exceptional resistance to oxidation, soaring resistance to corrosion, first-rate creep strength, soaring resistance to inorganic chemicals and organic chemicals, can be easily drawn and formed, enhanced resistance to inter-granular corrosion, and tough resistance to nitric acids along with temperate resistance sulphur acids.
These premium qualities of SS 321H Welded Tubing are used in industries like engineering, chemical, sugar and pharmaceutical, at length. Stainless Steel 321H ERW Tubes can be supplied in cut-to length sizes and as well as machined or fabricated to meet up your tailored piping requirements. Common applications of SS 321 Welded Tubes are Oil refinery equipment, Industrial Boilers, Pressure Vessels, Chemical and pharmaceutical equipment, Petrochemical refineries, and Chemical process heat exchangers. Stainless Steel 321H ERW Tubes can be supplied in cut-to length sizes and as well as machined or fabricated to meet up your tailored piping requirements.
Range : | 1/2" OD - 12" OD, Guage: 25 SWG - 10 SWG |
Outer Diameter : | 6.35 mm O.D to 114.3 mm O.D |
Thickness : | 0.8 mm to12.7 mm |
Schedules : | SCH. 5, 10, 20, 30, 40, 60, 80, 100, 120, 140, 160, XXS. |
Length : | up to 26 Meters |
Specifications : | ASTM A249 / ASTM SA249 |
Types : | Round, Square, Rectangle, Coil, "U" Shape, Hydraulic & Honed Tubes |
STANDARD | UNS | WNR. | EN | JIS |
---|---|---|---|---|
SS 321 | S32100 | 1.4541 | X6CrNiTi18-10 | SUS 321 |
SS 321H | S32109 | 1.4878 | X12CrNiTi18-9 | SUS 321H |
% | 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 |
Grade | Tensile Strength ksi (min.) |
Yield Strength 0.2% Offset ksi (min.) |
Elongation - % in 50 mm (min.) |
Hardness (Brinell) MAX |
---|---|---|---|---|
321/321H | 75 | 30 | 40 | 217 |
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 |
Stainless Steel TP 321 Welded Tubes | AISI SS 321H Welded Tubes |
SS 321 UNS S32100 Welded Tubes | SS 321H UNS S32109 Welded Tubes |
Stainless Steel 321 ERW Tubes | SS 321H Welded Tubing |
SS 321H ERW Tubes | ASME Stainless Steel TP 321 ERW Tubes |
ASTM A 249 Stainless Steel 321 Welded Tubes | SS 321 ERW Tubing |
DIN 1.4541 Stainless Steel 321 Welded Tubes | DIN 1.4878 Stainless Steel 321H Welded Tubes |
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