There are many tubings that can either be used in high temperatures or low temperatures. However, very few materials can sustain in both high as well as low temperatures. ASTM A269 TP304 Stainless Steel Tubing is one of those which is used in applications that work in high as well as low temperatures. These ASTM a269 tp304 tubes are made using different mechanisms like electric fusion weld, electric resistant weld, or seamless cold drawing. The tubes of this grade are used for their economical value apart from their weldability.
Although it is easy to weld metals using conventional techniques ASTM A269 TP304 Rectangular Tubes are difficult to weld using them. These ASTM A269 TP304 Square Tube tend to corrode in the weld are. That is the reason most of the material that is welded is then treated with heat to promote the formation of carbide precipitation.
ASTM A269 TP 304 Stainless Steel Seamless Tubes are used in applications with high pressure such as hydraulic systems, textile, marine, and chemical industries. ASTM A269 TP304 Stainless Steel Exhaust Tube has a high tolerance to chloride ion-rich environments and most of the oxidizing agents. Decay of up to the temperature 176 degrees F is resisted by ASME SA 269 TP 304 Stainless Steel Seamless Tubes in 55% nitric acid solutions. These ASME SA269 TP304 Stainless Steel Tube also displays an outstanding performance in applications that contain caustic solutions without chloride and fluoride.
These tubes are well suited for use in freshwater bodies where the concentration of chloride is less than 100 ppm. ASTM A269 TP304 Seamless Tube becomes susceptible to pitting and crevice corrosion as and when there is an increase in the chloride level in the water. Cold working on these ASTM A269 TP 304 Stainless Steel Seamless Tubes can help in increasing their tensile strength and hardness.
Table of Content
Size | 6.00 mm OD up to 914.4 mm OD |
Thickness | 0.3mm – 50 mm, SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS |
Length | Within 13500mm |
Type | Welded Pipes, Welded Tubes |
Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | |
304 | min. | – | – | – | – | – | 18.0 | – | 8.0 | – |
max. | 0.08 | 2.0 | 0.75 | 0.045 | 0.030 | 20.0 | 10.5 | 0.10 |
ASTM A249 Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness | |
Rockwell B (HR B) max | Brinell (HB) max | ||||
304 | 515 | 205 | 40 | 92 | 201 |
Grade | Density (kg/m3) | Elastic Modulus (GPa) | Mean Coefficient of Thermal Expansion (μm/m/°C) | Thermal Conductivity (W/m.K) | Specific Heat 0-100°C (J/kg.K) | Electrical Resistivity (nΩ.m) | |||
0-100°C | 0-315°C | 0-538°C | at 100°C | at 500°C | |||||
304 | 8000 | 193 | 17.2 | 17.8 | 18.4 | 16.2 | 21.5 | 500 | 720 |
Grade | UNS No | Old British | Euronorm | Swedish SS | Japanese JIS | ||
BS | En | No | Name | ||||
304 | S30400 | 304S31 | 58E | 1.4301 | X5CrNi18-10 | 2332 | SUS 304 |
Dimensions | Wall | Weight per | Dimensions | Wall | Weight per | |
---|---|---|---|---|---|---|
(mm) | (mm) | metre (kg) | (mm) | (mm) | metre (kg) | |
12.7 x 12.7 | 1.20 | 0.44 | 40 x40 | 1.20 | 1.49 | |
12.7 x 12.7 | 1.50 | 0.55 | 40 x40 | 1.50 | 1.85 | |
15 x 15 | 1.20 | 0.53 | 40 x40 | 2.00 | 2.45 | |
15 x 15 | 1.50 | 0.65 | 40 x40 | 3.00 | 3.75 | |
20 x 20 | 1.20 | 0.71 | 50 x50 | 1.50 | 2.32 | |
20 x 20 | 1.50 | 0.88 | 50 x50 | 2.00 | 3.08 | |
20 x 20 | 2.00 | 1.19 | 50 x50 | 3.00 | 4.65 | |
25 x 25 | 1.20 | 0.92 | 60 x60 | 2.00 | 3.71 | |
25 x 25 | 1.50 | 1.14 | 60 x60 | 3.00 | 5.49 | |
25 x 25 | 2.00 | 1.49 | 70 x70 | 3.00 | 6.53 | |
25 x 25 | 3.00 | 2.20 | 80 x80 | 2.00 | 4.98 | |
30 x 30 | 1.20 | 1.10 | 80 x80 | 3.00 | 7.53 | |
30 x 30 | 1.50 | 1.37 | 100 x 100 | 2.00 | 6.40 | |
30 x 30 | 2.00 | 1.84 | 100 x 100 | 3.00 | 9.53 | |
30 x 30 | 3.00 | 2.72 | ||||
Dimensions | Wall | Weight per | Dimensions | Wall | Weight per | |
---|---|---|---|---|---|---|
(mm) | (mm) | metre (kg) | (mm) | (mm) | metre (kg) | |
12.7 x 12.7 | 1.20 | 0.44 | 40 x40 | 1.20 | 1.49 | |
12.7 x 12.7 | 1.50 | 0.55 | 40 x40 | 1.50 | 1.85 | |
15 x 15 | 1.20 | 0.53 | 40 x40 | 2.00 | 2.45 | |
15 x 15 | 1.50 | 0.65 | 40 x40 | 3.00 | 3.75 | |
20 x 20 | 1.20 | 0.71 | 50 x50 | 1.50 | 2.32 | |
20 x 20 | 1.50 | 0.88 | 50 x50 | 2.00 | 3.08 | |
20 x 20 | 2.00 | 1.19 | 50 x50 | 3.00 | 4.65 | |
25 x 25 | 1.20 | 0.92 | 60 x60 | 2.00 | 3.71 | |
25 x 25 | 1.50 | 1.14 | 60 x60 | 3.00 | 5.49 | |
25 x 25 | 2.00 | 1.49 | 70 x70 | 3.00 | 6.53 | |
25 x 25 | 3.00 | 2.20 | 80 x80 | 2.00 | 4.98 | |
30 x 30 | 1.20 | 1.10 | 80 x80 | 3.00 | 7.53 | |
30 x 30 | 1.50 | 1.37 | 100 x 100 | 2.00 | 6.40 | |
30 x 30 | 2.00 | 1.84 | 100 x 100 | 3.00 | 9.53 | |
30 x 30 | 3.00 | 2.72 | ||||