ISO Certified Manufacturer
Spark Steel is a manufacturer and supplier of high-quality Stainless Steel 304L Pipe, offering seamless, ERW, and welded pipes in various shapes such as round, square, and rectangular. Manufactured in compliance with global standards like ASTM A312 and ASME SA 312, these low-carbon stainless steel pipes feature excellent corrosion resistance, formability, and durability, making them ideal for industrial applications in chemical, dairy, pharmaceutical, and architectural sectors.
304L SS pipe specifications
304L SS pipe specifications
| SPECIFICATION | DETAILS |
|---|---|
| ERW pipe sizes | Wall Thickness: 12.7 mm to 0.8 mm, OD: 6.35 to 114.3 mm, Length : 26 meter |
| seamless pipe sizes | OD: 12 inches to 1/8 inches, Wall Thk :12.7 mm - 0.6 mm |
| welded pipe sizes | OD: 36 inch to 1/4 inch, Wall Thickness: 20 mm to 1 mm |
| shape | Rectangular, Round, Square |
| Manufacturing process | Precision Rolled, Cold Formed, Hot Formed |
| Testing | Ultrasonic, PMI, Mechanical |
| Standards | DIN, UNS, API,EN, ASTM A312 | ASME SA 312, GB, ASME, SUS, AISI |
| Documentation | Mill Test Certificates, Visual Inspection, PMI Test Reports |
| Services | Cutting, Heat Treatment, Shearing |
| Finish | Bright, Polished, Annealing |
| Schedule | SCH 5, SCH 10, SCH 20, SCH 40, SCH 80, SCH 120, SCH 160, SCH XXS |
| End | Beveled, Plain |
304L stainless steel pipe dimensions
304L stainless steel pipe dimensions
| NPS (DN) |
ID | WT inch (mm) |
OD inch (mm) |
Weight lb/ft (kg/m) |
|---|---|---|---|---|
| 3/4 | 5S | 0.065 (1.65) |
1.05 (26.7) |
0.68 (1.02) |
| 1 | 40S | 0.133 (3.38) |
1.315 (33.4) |
1.68 (2.5) |
| 1.1/4 |
40S | 0.14 (3.56) |
1.66 (42.2) |
2.27 (3.39) |
| 1.1/2 |
5S | 0.065 (1.65) |
1.9 (48.3) |
1.28 (1.9) |
| 5 |
10S | 0.134 (3.4) |
5.563 (141.3) |
7.78 (11.56) |
| 24 |
80S | 0.5 (12.7) |
24.0 (610) |
125.61 (187.07) |
| 1/8 | 5S | 0.405 (10.3) |
... | |
| 22 |
10S | 0.218 (5.54) Notes (1),(2) |
22.0 (559) |
50.76 (75.62) |
| 1/2 | 5S | 0.065 (1.65) |
0.84 (21.3) |
0.54 (0.8) |
| 3/8 | 5S | 0.675 (17.1) |
... | |
| 1/4 | 40S | 0.088 (2.24) |
0.54 (13.7) |
0.43 (0.63) |
| 6 |
5S | 0.109 (2.77) |
6.625 (168.3) |
7.59 (11.31) |
| 1/8 | 40S | 0.068 (1.73) |
0.405 (10.3) |
0.24 (0.37) |
| 3/8 | 40S | 0.091 (2.31) |
0.675 (17.1) |
0.57 (0.84) |
| 2 |
5S | 0.065 (1.65) |
2.375 (60.3) |
1.61 (2.39) |
| 2.1/2 |
5S | 0.083 (2.11) |
2.875 (73) |
2.48 (3.69) |
| 1.1/4 |
5S | 0.065 (1.65) |
1.66 (42.2) |
1.11 (1.65) |
| 1/4 | 5S | 0.54 (13.7) |
... | |
| 2.1/2 |
10S | 0.12 (3.05) |
2.875 (73) |
3.53 (5.26) |
| 1/2 | 40S | 0.109 (2.77) |
0.84 (21.3) |
0.85 (1.27) |
| 3/4 | 40S | 0.113 (2.87) |
1.05 (26.7) |
1.13 (1.69) |
| 4 |
10S | 0.12 (3.05) |
4.5 (114.3) |
5.62 (8.37) |
| 1 | 5S | 0.065 (1.65) |
1.315 (33.4) |
0.87 (1.29) |
| 8 |
5S | 0.109 (2.77) |
8.625 (219.1) |
9.92 (14.78) |
| 1.1/2 |
40S | 0.145 (3.68) |
1.9 (48.3) |
2.72 (4.05) |
| 2 |
40S | 0.154 (3.91) |
2.375 (60.3) |
3.66 (5.44) |
| 3 |
5S | 0.083 (2.11) |
3.5 (88.9) |
3.03 (4.52) |
| 3.1/2 |
5S | 0.083 (2.11) |
4.0 (101.6) |
3.48 (5.18) |
| 10 |
10S | 0.165 (4.19) |
10.75 (273) |
18.67 (27.78) |
| 3.1/2 |
40S | 0.226 (5.74) |
4.0 (101.6) |
9.12 (13.57) |
| 16 |
10S | 0.188 (4.78) Notes (1),(2) |
16.0 (406.4) |
31.78 (47.34) |
| 22 |
80S | ... | 22.0 (559) |
... |
| 30 |
80S | ... | 30.0 (762) |
... |
| 10 |
5S | 0.134 (3.4) |
10.75 (273) |
15.21 (22.61) |
| 12 |
5S | 0.156 (3.96) |
12.75 (323.8) |
21.0 (31.24) |
| 14 |
40S | 0.375 (9.53) |
14.0 (355.6) |
54.62 (81.33) |
| 16 |
80S | 0.5 (12.7) |
16.0 (406.4) |
82.85 (123.31) |
| 20 |
5S | 0.188 (4.78) |
20.0 (508) |
39.82 (59.32) |
| 14 |
80S | 0.5 (12.7) |
14.0 (355.6) |
72.16 (107.4) |
| 4 |
5S | 0.083 (2.11) |
4.5 (114.3) |
3.92 (5.84) |
| 12 |
40S | 0.375 (9.53) |
12.75 (323.8) |
49.61 (73.86) |
| 5 |
5S | 0.109 (2.77) |
5.563 (141.3) |
6.36 (9.46) |
| 14 |
5S | 0.156 (3.96) |
14.0 (355.6) |
23.09 (34.34) |
| 6 |
10S | 0.134 (3.4) |
6.625 (168.3) |
9.3 (13.83) |
| 30 |
10S | 0.312 (7.92) |
30.0 (762) |
99.02 (147.29) |
| 8 |
10S | 0.148 (3.76) |
8.625 (219.1) |
13.41 (19.97) |
| 18 |
10S | 0.188 (4.78) Notes (1),(2) |
18.0 (457) |
35.8 (53.31) |
| 18 |
80S | 0.5 (12.7) |
18.0 (457) |
93.54 (...) |
| 20 |
40S | 0.375 (9.53) |
20.0 (508) |
78.67 (117.15) |
| 18 |
5S | 0.165 (4.19) |
18.0 (457) |
31.46 (46.79) |
| 24 |
5S | 0.218 (5.54) |
24.0 (610) |
55.42 (82.58) |
SS 304L schedule 40 pipe thickness
SS 304L schedule 40 pipe thickness
| Nominal size [inches] | Outside diameter [mm] | Outside diameter [inches] | Wall thickness [mm] | Wall thickness [inches] | Weight [lb/ft] | Weight [kg/m] |
|---|---|---|---|---|---|---|
| 1/2 | 21.3 | 0.840 | 2.11 | 0.083 | 0.68 | 1.00 |
| 2 1/2 | 73.0 | 2.875 | 3.05 | 0.120 | 3.56 | 5.29 |
| 3 | 88.9 | 3.500 | 3.05 | 0.120 | 4.37 | 6.50 |
| 3 1/2 | 101.6 | 4.000 | 3.05 | 0.120 | 5.01 | 7.46 |
| 4 | 114.3 | 4.500 | 3.05 | 0.120 | 5.66 | 8.42 |
| 5 | 141.3 | 5.563 | 3.40 | 0.134 | 7.82 | 11.64 |
| 3/4 | 26.7 | 1.050 | 2.11 | 0.083 | 0.87 | 1.29 |
| 1 | 33.4 | 1.315 | 2.77 | 0.109 | 1.41 | 2.11 |
| 1 1/4 | 42.2 | 1.660 | 2.77 | 0.109 | 1.82 | 2.71 |
| 1 1/2 | 48.3 | 1.900 | 2.77 | 0.109 | 2.1 | 3.13 |
| 2 | 60.3 | 2.375 | 2.77 | 0.109 | 2.66 | 3.96 |
| 6 | 168.3 | 6.625 | 3.40 | 0.134 | 9.35 | 13.91 |
| 8 | 219.1 | 8.625 | 3.76 | 0.148 | 13.50 | 20.10 |
| 10 | 273.1 | 10.750 | 4.19 | 0.165 | 18.79 | 27.96 |
| 20 | 508.0 | 20.000 | 5.54 | 0.218 | 46.42 | 69.09 |
| 22 | 559.0 | 22.000 | 5.54 | 0.218 | 51.14 | 76.10 |
| 12 | 323.9 | 12.750 | 4.57 | 0.180 | 24.34 | 36.22 |
| 14 | 355.6 | 14.000 | 4.78 | 0.188 | 27.97 | 41.62 |
| 16 | 406.4 | 16.000 | 4.78 | 0.188 | 32.02 | 47.65 |
| 18 | 457.0 | 18.000 | 4.78 | 0.188 | 36.05 | 53.65 |
| 24 | 610.0 | 24.000 | 6.35 | 0.250 | 63.93 | 95.13 |
| 30 | 762.0 | 30.000 | 7.92 | 0.312 | 99.60 | 148.22 |
304L stainless steel pipe price
304L stainless steel pipe price
| Description | Price in INR | Price in USD |
|---|---|---|
| Stainless steel hot finished seamless pipes grade 304L less than 42 MM | ₹ 223.82/ Unit | $ 2.61 |
| SS pipes : SIZE - OD : 60.3MM, 2, SCH 40S, A312 GR.TP304L | ₹ 251.26/ Unit | $ 2.93 |
| Rectangular SS 304L Pipe Thickness: 0.5 mm-2mm | ₹ 220/ kg | $ 2.56 |
ASTM A312 Stainless steel 304L pipe sizes
ASTM A312 Stainless steel 304L pipe sizes
| O.D.(mm) | W.T. (mm) | Size | Schedule |
|---|---|---|---|
| 21.34 | 2.11 | 1/2" | SCH 10S |
| 3.73 | SCH 80S | ||
| 42.16 | 2.77 | 1 1/4" | SCH 10S |
| 4.85 | SCH 80S | ||
| 33.40 | 2.77 | 1" | SCH 10S |
| 4.55 | SCH 80S | ||
| 60.33 | 2.77 | 2" | SCH 10S |
| 5.54 | SCH 80S | ||
| 17.15 | 1.65 | 3/8" | SCH 10S |
| 3.20 | SCH 80S | ||
| 13.72 | 1.65 | 1/4" | SCH 10S |
| 3.02 | SCH 80S | ||
| 26.67 | 2.11 | 3/4" | SCH 10S |
| 3.91 | SCH 80S | ||
| 48.26 | 2.77 | 1 1/2" | SCH 10S |
| 5.08 | SCH 80S | ||
| 88.90 | 3.05 | 3" | SCH 10S |
| 7.62 | SCH 80S | ||
| 101.60 | 3.05 | 3 1/2" | SCH 10S |
| 8.08 | SCH 80S | ||
| 73.03 | 3.05 | 2 1/2" | SCH 10S |
| 7.01 | SCH 80S | ||
| 114.30 | 3.05 | 4" | SCH 10S |
| 6.02 | SCH 40S | ||
| 141.30 | 6.55 | 5" | SCH 40S |
| 9.53 | SCH 80S |
304L stainless steel pipe pressure rating
304L stainless steel pipe pressure rating
| Pipe O.D. (in.) |
Wall Thickness of Pipe/Tube (inches) | |||||||
|---|---|---|---|---|---|---|---|---|
| Working Pressure (psig) | ||||||||
| .028 | .120 | .035 | .109 | .049 | .083 | .065 | .095 | |
| 1/4 | 3700 | 4800 | 7000 | 9500 | ||||
| 3/4 | 2200 | 4000 | 3000 | 4600 | ||||
| 3/8 | 3100 | 4400 | 6100 | |||||
| 1/8 | 7900 | 10100 | ||||||
| 1/2 | 2300 | 3200 | 4400 | |||||
| 5/16 | 3700 | 5400 | 7300 | |||||
| 1 | 4300 | 3900 | 2900 | 2200 | 3400 | |||
SS 304L pipe weight chart
SS 304L pipe weight chart
| NPS in inch | OD in inch | Weight [kg/m] | Wall thickness in inch | Weight [lb/ft] |
|---|---|---|---|---|
| 2 1/2 | 2.875 | 5.29 | .120 | 3.56 |
| 3 | 3.500 | 6.50 | 4.37 | |
| 3 1/2 | 4.000 | 7.46 | 5.01 | |
| 4 | 4.500 | 8.42 | 5.66 | |
| 5 | 5.563 | 11.64 | .134 | 7.82 |
| 6 | 6.625 | 13.91 | 9.35 | |
| 1/2 | .840 | 1.00 | .083 | .68 |
| 3/4 | 1.050 | 1.29 | .87 | |
| 1 | 1.315 | 2.11 | .109 | 1.41 |
| 1 1/4 | 1.660 | 2.71 | 1.82 | |
| 1 1/2 | 1.900 | 3.13 | 2.1 | |
| 2 | 2.375 | 3.96 | 2.66 | |
| 8 | 8.625 | 2 .10 | .148 | 13.50 |
| 10 | 1 .750 | 27.96 | .165 | 18.79 |
| 12 | 12.750 | 36.22 | .180 | 24.34 |
| 24 | 24.000 | 95.13 | .250 | 63.93 |
| 14 | 14.000 | 41.62 | .188 | 27.97 |
| 16 | 16.000 | 47.65 | 32.02 | |
| 18 | 18.000 | 53.65 | 36.05 | |
| 20 | 2 .000 | 69.09 | .218 | 46.42 |
| 22 | 22.000 | 76.10 | 51.14 | |
| 30 | 3 .000 | 148.22 | .312 | 99.60 |
304L stainless steel seamless pipe chemical properties
304L stainless steel seamless pipe chemical properties
| Element | % Present |
|---|---|
| Manganese (Mn) | 2.00 |
| Silicon (Si) | 1.00 |
| Carbon (C) | 0.03 |
| Chromium (Cr) | 17.50 - 19.50 |
| Phosphorous (P) | 0.045 |
| Sulphur (S) | 0.015b) |
| Nitrogen (N) | 0.10 |
| Nickel (Ni) | 8.00 - 10.50 |
| Iron (Fe) | Balance |
Mechanical properties of 304L schedule 10 stainless steel pipe
Mechanical properties of 304L schedule 10 stainless steel pipe
| Grade | %Age Elongation in 50mm gauge L minnimum |
Yield Strength |
Tensile Strength |
Hardness | |
|---|---|---|---|---|---|
| BHN | Rb | ||||
| 304L | 40 | 170 Mpa | 485 Mpa | 201 Max | 92 Max |
SS 304L hollow pipe physical properties
SS 304L hollow pipe physical properties
| Property | Value |
|---|---|
| Melting Point | 1450 °C |
| Density | 8000.00 Kg/m3 |
| Thermal Expansion | 17.2 x 10-6 /K |
| Thermal Conductivity | 16.2W/m.K |
| Modulus of Elasticity | 193 GPa |
| Electrical Resistivity | 0.072 x 10-6 Ω .m |
Equivalent grades of DIN 1.4306 hexagonal pipes
Equivalent grades of DIN 1.4306 hexagonal pipes
| Grade | Japanese JIS | Old British | Swedish SS | UNS No | Euronorm | ||
|---|---|---|---|---|---|---|---|
| BS | En | No | Name | ||||
| 304L | SUS 304L | 304S11 | 58E | 2332 | S30403 | 1.4307 | X5CrNi18-10 |
SS 304L pipe hsn code
SS 304L pipe hsn code
| SS 304L pipe grade | HSN code |
|---|---|
| 304L | 7304 |
UNS S30403 round pipe features
- Formability
- Corrosion Resistance
- Low Carbon Content
- High Temperature Resistance
- Good Weldability
- Non-Magnetic
- Strength and Durability
- Low Maintenance
304L SS pipe schedule chart
304L SS pipe schedule chart
| NOMINAL PIPE SIZE | OD | SCH 40 | SCH 5 | SCH 10 | SCH 80 |
|---|---|---|---|---|---|
| 2-1/2" | 2.875 | 0.203 | 0.083 | 0.12 | 0.276 |
| 2" | 2.375 | 0.154 | 0.083 | 0.109 | 0.218 |
| 1" | 1.315 | 0.133 | 0.065 | 0.109 | 0.179 |
| 1/2" | 0.84 | 0.109 | 0.065 | 0.083 | 0.147 |
| 4" | 4.5 | 0.237 | 0.083 | 0.12 | 0.337 |
| 3/4" | 1.05 | 0.113 | 0.065 | 0.083 | 0.154 |
| 3" | 3.5 | 0.216 | 0.083 | 0.12 | 0.3 |
| 1-1/4" | 1.66 | 0.14 | 0.065 | 0.109 | 0.191 |
| 3-1/2" | 4 | 0.226 | 0.083 | 0.12 | 0.318 |
| 1-1/2" | 1.9 | 0.145 | 0.065 | 0.109 | 0.2 |
WNR 1.4306 square pipe applications
- Saucepans
- Sanitary ware and troughs
- Architectural panelling
- Brewery, dairy, food, and pharmaceutical production equipment
- Tubing
- Sinks & splash backs
SA312 TP304L ERW pipes finish
SA312 TP304L ERW pipes finish
| Finish Type | Surface Roughness (Ra µm) | Applications | Appearance |
|---|---|---|---|
| No. 1 (Hot Rolled, Annealed & Pickled) | 3.0 - 7.0 | pressure vessels, heat exchangers | Dull, rough |
| BA (Bright Annealed) | 0.1 - 0.4 | Kitchen equipment, automotive parts, decorative applications | Highly reflective, mirror-like |
| 2B (Cold Rolled, Annealed & Pickled, Skin Passed) | 0.3 - 0.6 | Food processing, medical equipment, chemical industry | Smooth, reflective |
| No. 4 (Brushed/Satin Finish) | 0.4 - 1.0 | food-grade equipment, Architectural | Dull, brushed grain |
| No. 8 (Mirror Finish) | <0.1 | high-end appliances | Highly polished |
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