304L Stainless Steel Tube

304L stainless steel tubes, a subtype of the used 304 stainless steel variant, have gained recognition for their exceptional qualities. Due to their versatility, they have become an industry-standard in food processing, chemical, petrochemical, automotive and healthcare sectors.


304L stainless steel tubes are created by combining chromium and nickel and reducing the carbon content compared to 304 steel. The "L" designation indicates that this carbon reduction contributes to its resistance to corrosion. In fact, when welded, 304L stainless steel tubes outperform their 304 counterparts in terms of corrosion resistance. This property makes them an excellent choice for applications such as pipelines and heat exchangers that operate in environments.


In addition to their corrosion resistance properties, these tubes also excel in high-temperature environments. The alloy composition of 304L provides high-temperature capabilities, which make these tubes suitable for use in equipment that must withstand heat, like boiler components and furnace parts.


Besides their advantages, 304L stainless steel tubes are appreciated for their appealing aesthetics. They have an appearance and sleek design that complements architecture and design, simultaneously improving the look and functionality. The strength and durability of 304L stainless steel tubes should also be acknowledged, as they ensure reliability and a long lifespan, making them cost-effective in the long run.


Additionally, it's important to mention that 304L stainless steel tubes are fully recyclable, aligning with practices. This quality further adds to their appeal by balancing capabilities and environmental responsibility. Considering their corrosion resistance, excellent heat performance, durability, aesthetics and sustainability features, 304L stainless steel tubes are components for numerous industrial applications.

Specification

Standards -
Types Welded, Seamless, ERW, Fabricated, CEW, CDW, CDS, DOM
Size range 1/2" OD - 12" OD
Production technique Decoiling, Punching, Bending, Welding,  Cutting, Moulding
Standards ASTM, AISI, JIS, DIN, EN, SUS, GB
Form Round, Hydraulic,  Coiled,  Square,  U Shape,  Rectangular,  Straight,  Honed Tubes,  Pan Cake Coils
Thickness Range SCH 10, SCH 160, SCH XXH, SCH XXS, SCH 5, SCH 40, SCH XS, SCH 80S, SCH 80
Custom Size/Thickness Available
End Treaded, Beveled End, Plain End
Surface Finish 8K,  1D,  No.3,  180G,  BA,  No.4,  500G,  No.1,  Mirror Polished,  320G,  HL,  No.8, 400G,  2B,  600G or 800G Mirror finish Tubing,  2D,  400G Satin/ Hairline or Custom Finish as per customer's specification.
Marking Standard
Name of Manufacturer
Schedule
Pressure Class
Tube Size, etc
Test Certificates
Third Party Inspection Report
Manufacturer Test Certificate
Raw Materials Certificate
100% Radiography Test Report
Laboratory Test Certificate from Govt. Approved Lab
EN 10204/3.1B, EN 10204 3.1 and EN 10204 3.2 Material Test Certificates (MTC)

Available Tubes in Our Warehouse

Thin Wall Tubing

Thin Wall Tubing

Seamless Tube

Seamless Tube

Erw Tube

Erw Tube

Bright Annealed Tube

Bright Annealed Tube

Coil Tubing

Coil Tubing

Condenser Tube

Condenser Tube

Welded Tube

Welded Tube

Heat Exchanger Tube

Heat Exchanger Tube

Small Diameter Tubing

Small Diameter Tubing

Equivalent Grades

STANDARDWERKSTOFF NR.UNSJISBSGOSTAFNOREN
SS 304L1.4306 / 1.4307S30403SUS 304L3304S1103-18-11Z3CN18-10X2CrNi18-9 / X2CrNi19-11

Chemical Composition

GradeCMnSiPSCrMoNiN
SS 304L0.035 max2.0 max1.0 max0.045 max0.03 max18 - 20-8 - 13-

Mechanical Properties

DensityMelting PointTensile StrengthYield Strength (0.2%Offset)Elongation
8.0 g/cm31400 °C (2550 °F)Psi - 75000 , MPa - 515Psi - 30000 , MPa - 20535 %

SS 304L Tubing Wall Thickness

GAUGETHICKNESS RANGE (INCH)TYPICAL VALUE (INCH)
220.025 - 0.0290.028
200.031 - 0.0350.035
190.038 - 0.0420.042
180.044 - 0.0490.049
170.053 - 0.0580.058
160.060 - 0.0650.065
150.066 - 0.0740.072
140.075 - 0.0850.083
130.087 - 0.0970.095
120.101 - 0.1110.109
110.112 - 0.1220.12
100.126 - 0.1360.134
90.140 - 0.1500.148
80.157 - 0.1670.165
70.175 - 0.1850.18

Wall Thickness Tolerance

NPSStainless Steel 304 / 304L Tube Tolerance, %
+
1/8-2 1 /220.012.5
3~18, t/D≤ 5%22.512.5
3~18, t/D> 5%15.012.5
≥ 20, welded17.512.5
≥ 20, seamless, t/D≤ 5%22.512.5
≥ 20, seamless, t/D> 5%15.012.5

Diameter Tolerance

NPSStainless Steel 304 Tube OD Tolerance
+
inchmminchmm
1/8~1 1 /2
> 1 1 /2~4
> 4~8
> 8~18
> 18~26
> 26~34
> 34~48
1/64(0.015)
1/32(0.031)
1/16(0.062)
3/32(0.093)
1/8(0.125)
5/32(0.156)
3/16(0.187)
0.4
0.8
1.6
2.4
3.2
4.0
4.8
1/32(0.031)
1/32(0.031)
1/32(0.031)
1/32(0.031)
1/32(0.031)
1/32(0.031)
1/32(0.031)
0.8
0.8
0.8
0.8
0.8
0.8
0.8

Physical Properties

GradeDensity (kg/m3)Elastic Modulus (GPa)Mean Coefficient of Thermal Expansion (m/m/0C)Thermal Conductivity (W/m.K)Specific Heat 0-1000C (J/kg.K)Electrical Resistivity (n.m)
0-1000C0-3150C0-5380Cat 1000Cat 5000C
304L800019317.217.818.416.221.5500720

Weight Chart Of 304l Stainless Steel Tube

Stainless Steel 304L Seamless Tube OD inchesAve. Wall inchesD/t RatioID inchesStainless Steel 304L Seamless Tube Cross Sectional Area (in2)Internal Area (in2)
0.2500.02012.500.2100.01450.0346
0.2500.0288.930.1940.01950.0296
0.2500.0357.140.1800.02360.0254
0.2500.0495.100.1520.03090.0181
0.2500.0653.850.1200.03780.0113
0.3750.02018.750.3350.02230.0881
0.3750.02813.390.3190.03050.0799
0.3750.03510.710.3050.03740.0731
0.3750.0497.650.2770.05020.0603
0.3750.0655.770.2450.06330.0471
0.5000.02025.000.4600.03020.1662
0.5000.02817.860.4440.04150.1548
0.5000.03514.290.4300.05110.1452
0.5000.04910.200.4020.06940.1213
0.5000.0657.690.3700.08880.1075
0.5000.0836.020.3340.10870.0876
0.6250.02031.250.5850.03800.2688
0.6250.02822.320.5690.05250.2543
0.6250.03517.860.5550.06490.2419
0.6250.04912.760.5270.08870.2181
0.6250.0659.620.4950.11440.1924
0.6250.0837.530.4590.14130.1655
0.6250.0956.580.4350.15820.1486
0.6250.1095.730.4070.17670.1301
0.7500.02826.790.6940.06350.3783
0.7500.03521.430.6800.07860.3632
0.7500.04915.310.6520.10790.3339
0.7500.06511.540.6200.13990.3019
0.7500.0839.040.5840.17390.2679
0.7500.0957.890.5600.19550.2463
0.7500.1096.880.5320.21950.2223
0.7500.1206.250.5100.23750.2043
0.8750.02043.750.8350.05370.5476
0.8750.02831.250.8190.07450.5268
0.8750.03525.000.8050.09240.5090
0.8750.04917.860.7770.12720.4742
0.8750.06513.460.7450.16540.4359
0.8750.08310.540.7090.20650.3948
0.8750.0959.210.6850.23280.3685
0.8750.1098.030.6570.26230.3390
0.8750.1207.290.6350.28460.316L7
1.0000.02835.710.9440.08550.6999
1.0000.03528.570.9300.10610.6793
1.0000.04920.410.9020.14640.6390
1.0000.06515.380.8700.19090.5945
1.0000.08312.050.8340.23910.5463
1.0000.09510.530.8100.27010.5153
1.0000.1099.170.7820.30510.4803
1.0000.1208.330.7600.33180.4536
1.0000.1347.460.7320.36460.4208
1.2500.03535.711.1800.13361.0936
1.2500.04925.511.1520.18491.0423
1.2500.06519.231.1200.24200.9852
1.2500.08315.061.0840.316L30.9229
1.2500.09513.161.0600.34470.8825
1.2500.10911.471.0320.39070.8365
1.2500.12010.421.0100.42600.8012
1.2500.1349.330.9820.46980.7574
1.5000.03542.861.4300.16111.6061
1.5000.04930.611.4020.22341.5438
1.5000.06523.081.3700.29301.4741
1.5000.08318.071.3340.36951.3977
1.5000.09515.791.3100.41931.3478
1.5000.10913.761.2820.47631.2908
1.5000.12012.501.2600.52021.2469
1.5000.13411.191.2320.57501.1921
1.5000.14810.141.2040.62861.1385
1.7500.03550.001.6800.18862.2167
1.7500.04940.821.9020.30032.8413
1.7500.06526.921.6200.34412.0612
1.7500.08321.081.5840.43471.9706
1.7500.09518.421.5600.49391.9113
1.7500.10916.061.5320.56191.8433
1.7500.12014.581.5100.61451.7908
1.7500.13413.061.4820.68031.7250
1.7500.14811.821.4540.74491.6604
1.7500.16510.611.4200.82161.5837
2.0000.03557.141.9300.21612.9255
2.0000.04940.821.9020.30032.8413
2.0000.06530.771.8700.39512.7465
2.0000.08324.101.8340.49992.6417
2.0000.09521.051.8100.56852.5730
2.0000.10918.351.7820.64752.4941
2.0000.12016.671.7600.70872.4328
2.0000.13414.931.7320.78552.3561
2.0000.14813.511.7040.86112.2805
2.0000.16512.121.6700.95122.1904

Pressure Rating Of 304L Seamless Tubes

Stainless Steel 304L Seamless Tube O.D.
(in.)
Wall Thickness of Stainless Steel 304L Seamless Tube (inches)
.028.035.049.065.083.095.109.120
Working Pressure (psig)
1/8790010100
1/43700480070009500
5/16370054007300
3/8310044006100
1/2230032004400
3/42200300040004600
122002900340039004300

UNS S30403 Tubing Surface Finish

Stainless Steel 304L Seamless Tube Surface FinishStainless Steel 304L Seamless Tube Internal Surface(ID)Stainless Steel 304L Seamless Tube Exterbal Surface(OD)
Roughness Average(RA)Roughness Average(RA)
μ inchμmμ inchμm
APAnnealed & PickledNot definedNot defined40 or Not defined1.0 or Not defined
BABeight Annealed40,32,25,201.0,0.8,0.6,0.5320.8
MPMechanical Polish40,32,25,201.0,0.8,0.6,0.5320.8
EPElectro Polish15,10,7,50.38,0.25,0.20;0.13320.8

Sch5 To Sch40 Chart Of SS 304l Tubing

SizeO.D. Inches5sTRUE 510sTRUE 10203040s & STDTRUE 4060
1/80.4050.350.0490.0490.0680.068
0.13830.18630.18630.24470.2447
1/40.540.0490.0650.0650.0880.088
0.2570.32970.32970.42480.4248
3/80.6750.0490.0650.0650.0910.091
0.32760.42350.42350.56760.5676
1/20.840.0650.0650.0830.0830.1090.109
0.53830.53830.6710.6710.8510.851
3/41.050.0650.0650.0830.0830.1130.113
0.68380.68380.85720.85721.1311.131
11.3150.0650.0650.1090.190.1330.133
0.86780.86781.4041.4041.6791.679
1 1/41.660.0650.0650.1090.1090.140.14
1.1071.1071.8061.8062.2732.273
1 1/21.90.0650.0650.1090.1090.1450.145
1.2741.2742.6382.6382.7182.718
22.3750.0650.0650.1090.1090.1540.154
1.6041.6042.6382.6383.6533.653
2 1/22.8750.0830.0830.120.120.2030.203
2.4752.4753.5313.5315.7935.793
33.50.0830.0830.120.120.2160.216
3.0293.0294.3324.3327.5767.576
3 1/240.0830.0830.120.120.2260.226
3.4723.4724.974.979.1099.109
44.50.0830.0830.120.120.2370.2370.281
3.9153.9155.6135.61310.7910.7912.66
4 1/250.247
12.53
55.5630.1090.1090.1340.1340.2580.258
6.3496.3497.777.7714.6214.62
66.6250.1090.1090.1340.1340.280.28
7.5857.5859.2899.28918.9718.97
77.6250.301
23.57
88.6250.1090.1090.1480.1480.250.2770.3220.3220.406
9.9149.91413.413.422.3624.728.5528.5535.64
99.6250.342
33.9
1010.750.1340.1340.1650.1650.250.3070.3650.3650.5
15.1915.1918.6518.6528.0434.2440.4840.4854.74
1111.750.375
45.55
1212.750.1560.1650.180.180.250.330.3750.4060.562
21.0722.1824.224.233.3843.7749.5653.5373.16
14140.1560.1880.250.3120.3750.3750.4370.593
23.0627.7336.7145.6854.5754.5763.6784.91
16160.1650.1880.250.3120.3750.3750.50.656
27.931.7542.0552.3662.5862.5882.77107.5
18180.1650.1880.250.3120.4370.3750.5620.75
31.4335.7647.3959.0382.0670.59104.8138.2
20200.1880.2180.250.3750.50.3750.5930.812
39.7846.0552.7378.6104.178.6122.9166.4
24240.2180.250.250.3750.5620.3750.6870.968
55.3763.4163.4194.62140.894.62171.2238.1
26260.3120.50.375
85.6136.2102.6
28280.3120.50.6250.375
92.26146.8182.7110.6
30300.250.3120.3120.50.6250.375
79.4398.9398.93157.5196.1118.6
32320.3120.50.6250.3750.688
105.6168.2209.4126.7230.1
34340.3120.50.6250.3750.688
112.3178.9222.8134.7244.8
36360.3120.6250.3750.75
118.9236.1142.7282.3
40400.375
158.7
42420.375
166.7
48480.375
190.7

304L Stainless Steel Coiled Tubing Dimensions

PIPE
SIZE
OD
IN
INCHES
A.S.A. Pipe Schedules
5s510s10203040s
& Std.
406080s
& E.H.
80100120140160DBL
E.H.
1/8.405.035
.1383
.049
.1863
.049
.1863
.068
.2447
068
.2447
0.95
.3145
0.95
.3145
1/4.540.049
.2570
.065
.3297
.065
.3297
.088
.4248
088
.4248
.119
.5351
.119
.5351
3/8.675.049
.3276
.065
.4235
.065
.4235
.091
.5676
.091
.5676
.126
.7338
.126
.7338
1/2.840.065
.5383
.065
.5383
.083
.6710
.083
.6710
.109
.8510
.109
.8510
.147
1.088
.147
1.088
.187
1.304
.294
1.714
3/41.050.065
.6838
.065
.6838
.083
.8572
.083
.8572
.113
1.131
.113
1.131
.154
1.474
.154
1.474
.218
1.937
.308
2.441
11.315.065
.8678
.065
.8678
.109
1.404
.109
1.404
.133
1.679
.133
1.679
.179
2.172
.179
2.172
.250
2.844
.358
3.659
1-1/41.660.065
1.107
.065
1.107
.109
1.806
.109
1.806
.140
2.273
.140
2.273
.191
2.997
.191
2.997
.250
3.765
.382
5.214
1-1/21.900.065
1.274
.065
1.274
.109
2.085
.109
2.085
.145
2.718
.145
2.718
.200
3.631
.200
3.631
.281
4.859
.400
6.408
22.375.065
1.604
.065
1.604
.109
2.638
.109
2.638
.154
3.653
.154
3.653
.218
5.022
.218
5.022
.343
7.444
.436
9.029
2-1/22.875.083
2.475
.083
2.475
.120
3.531
.120
3.531
.203
5.793
.203
5.793
.276
7.661
.276
7.661
.375
10.01
.552
13.70
33.500.083
3.029
.083
3.029
.120
4.332
.120
4.332
.216
7.576
.216
7.576
.300
10.25
.300
10.25
.437
14.32
.600
18.58
3-1/24.000.083
3.472
.083
3.472
.120
4.973
.120
4.973
.226
9.109
.226
9.109
.318
12.51
.318
12.51
.636
22.85
44.500.083
3.915
.083
3.915
.120
5.613
.120
5.613
.237
10.79
.237
10.79
.281
12.66
.337
14.98
.337
14.98
.437
19.01
.531
22.51
.674
27.54
4-1/25.000.247
12.53
.355
17.61
.710
32.53
55.563.109
6.349
.109
6.349
.134
7.770
.134
7.770
.258
14.62
.258
14.62
.375
20.78
.375
20.78
.500
27.04
.625
32.96
.750
38.55
66.625.109
7.585
.109
7.585
.134
9.290
.134
9.290
.280
18.97
.280
18.97
.432
28.57
.432
28.57
.562
36.39
.718
45.30
.864
53.16
77.625.301
23.57
.500
38.05
.875
63.08
Medium Type = Wall thickness in inches
Bold Type = Steel weight per foot in pounds

304L Stainless Steel Coiled Tubing Dimensions

PIPE
SIZE
OD
IN
INCHES
A.S.A. Pipe Schedules
5s510s10203040s
& Std.
406080s
& E.H.
80100120140160DBL
E.H.
1/8.405.035
.1383
.049
.1863
.049
.1863
.068
.2447
068
.2447
0.95
.3145
0.95
.3145
1/4.540.049
.2570
.065
.3297
.065
.3297
.088
.4248
088
.4248
.119
.5351
.119
.5351
3/8.675.049
.3276
.065
.4235
.065
.4235
.091
.5676
.091
.5676
.126
.7338
.126
.7338
1/2.840.065
.5383
.065
.5383
.083
.6710
.083
.6710
.109
.8510
.109
.8510
.147
1.088
.147
1.088
.187
1.304
.294
1.714
3/41.050.065
.6838
.065
.6838
.083
.8572
.083
.8572
.113
1.131
.113
1.131
.154
1.474
.154
1.474
.218
1.937
.308
2.441
11.315.065
.8678
.065
.8678
.109
1.404
.109
1.404
.133
1.679
.133
1.679
.179
2.172
.179
2.172
.250
2.844
.358
3.659
1-1/41.660.065
1.107
.065
1.107
.109
1.806
.109
1.806
.140
2.273
.140
2.273
.191
2.997
.191
2.997
.250
3.765
.382
5.214
1-1/21.900.065
1.274
.065
1.274
.109
2.085
.109
2.085
.145
2.718
.145
2.718
.200
3.631
.200
3.631
.281
4.859
.400
6.408
22.375.065
1.604
.065
1.604
.109
2.638
.109
2.638
.154
3.653
.154
3.653
.218
5.022
.218
5.022
.343
7.444
.436
9.029
2-1/22.875.083
2.475
.083
2.475
.120
3.531
.120
3.531
.203
5.793
.203
5.793
.276
7.661
.276
7.661
.375
10.01
.552
13.70
33.500.083
3.029
.083
3.029
.120
4.332
.120
4.332
.216
7.576
.216
7.576
.300
10.25
.300
10.25
.437
14.32
.600
18.58
3-1/24.000.083
3.472
.083
3.472
.120
4.973
.120
4.973
.226
9.109
.226
9.109
.318
12.51
.318
12.51
.636
22.85
44.500.083
3.915
.083
3.915
.120
5.613
.120
5.613
.237
10.79
.237
10.79
.281
12.66
.337
14.98
.337
14.98
.437
19.01
.531
22.51
.674
27.54
4-1/25.000.247
12.53
.355
17.61
.710
32.53
55.563.109
6.349
.109
6.349
.134
7.770
.134
7.770
.258
14.62
.258
14.62
.375
20.78
.375
20.78
.500
27.04
.625
32.96
.750
38.55
66.625.109
7.585
.109
7.585
.134
9.290
.134
9.290
.280
18.97
.280
18.97
.432
28.57
.432
28.57
.562
36.39
.718
45.30
.864
53.16
77.625.301
23.57
.500
38.05
.875
63.08
Medium Type = Wall thickness in inches
Bold Type = Steel weight per foot in pounds

Schedule Chart Of SS 304l ERW Tube

1/8" IPS(.405"O. D.)3 1/2" IPS( 4.000"O. D.)
SCH 40, 80SCH 10, 40, 80, 160, XXH
1/4" IPS(.540"O. D.)4" IPS(4.500"O. D.)
SCH 10, 40, 80SCH 10, 40, 80, 160, XXH
3/8" IPS(.675"O. D.)5" IPS( 5.563"O. D.)
SCH 10, 40, 80SCH 10, 40, 80, 160, XXH
1/2" IPS(.840"O. D.)6" IPS(6.625"O. D.)
SCH 5, 10, 40, 80, 160, XXHSCH 5, 10, 40, 80, 120, 160, XXH
3/4" IPS(1.050"O. D.)8 ” IPS(8.625"O. D.)
SCH 10, 40, 80, 160, XXHSCH 5, 10, 40, 80, 120, 160, XXH
1" IPS:(1.315′O. D.)10" IPS(10.750"O. D.)
SCH 5, 10, 40, 80, 160, XXHSCH 10, 20, 40, 80 (.500), TRUE 80(.500)
1-1/4" IPS(1.660"O. D.)12" IPS(12.750"O. D.)
SCH 10, 40, 80, 160, XXHSCH 10, 20, 40(.375), TRUE40(.406), SCH80(.500)
1-1/2" IPS(1.900"O. D.)14" IPS(14.000"O. D.)
SCH 10, 40, 80, 160, XXHSCH10 (.188), SCH40 (.375)
2" IPS(2.375"O. D.)16" IPS(16.000"O. D.)
SCH 10, 40, 80, 160, XXHSCH10(.188), SCH40(.375)
2 1/2" IPS(2.875"O. D.)18" IPS (18.000"O. D.)
SCH 10, 40, 80, 160, XXHSCH-40 (.375)
3" IPS( 3.500"O. D.)
SCH 5, 10, 40, 80, 160, XXH

Application

Aerospace

Cleaning Factories

Food Processing

Food Processing

Oil and Gas

Oil and Gas

Pharmaceutical

Pharmaceutical

Power Plant

Power Plant

Ship Building

Ship Building

Water Systems

Water Systems

Refinery

Refinery