304L Seamless Pipe

Our inventories primarily consist of SS 304 seamless pipe in a size range from 1/2″ to 8″ NB. We can also supply stainless steel pipe with an abrasive polished finish and Polish Grit 600 -1200 suitable for architectural applications. Austenitic Stainless Steel 304 Pipe are supplied in the annealed condition to facilitate fabrication and ensure best corrosion resistance. we supply these 304 Welded Stainless Steel Pipe after all quality parameters checks by experienced and good knowledge staff. We have wide bulk stock of Stainless Steel 304 Pipe in both form Seamless and welded. Our inventories primarily consist of SS 304 seamless pipe in a size range from 1/2″ to 8″ NB. We can also supply stainless steel pipe with an abrasive polished finish and Polish Grit 600 -1200 suitable for architectural applications, Hope we can have the opportunity to offer the best service for you! Pls donot hesitate to contact us if any necessary.

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Stainless steel 304L Seamless pipe grades of stainless steels are the most versatile and widely used stainless steels pipe. 304L Stainless Steel Seamless Pipe Suppliers  exhibit excellent corrosion resistance to a wide range of corrosive environments. We are the Top 10 independent distributors, exporters and stockists of Stainless Steel 304L Seamless Pipe that are actually manufactured from high quality of standard raw materials and are designed as per with national and international standards. Stainless Steel Seamless Pipe Type 304L exhibit good machinability and 304 Stainless Steel Seamless Pipe have excellent weld-ability characteristics with or without the addition of filler metals. We are high acclaimed Stainless steel 304 Seamless pipe supplier, we supply these 304 Welded Stainless Steel Pipe after all quality parameters checks by experienced and good knowledge staff. We have wide bulk stock of Stainless Steel 304 Pipe in both form Seamless and welded. Our inventories primarily consist of SS 304 seamless pipe in a size range from 1/2″ to 8″ NB. We can also supply stainless steel pipe with an abrasive polished finish and Polish Grit 600 -1200 suitable for architectural applications. Austenitic Stainless Steel 304L Pipe are supplied in the annealed condition to facilitate fabrication and ensure best corrosion resistance.

Key words: 304L Stainless steel pipe,304L STAINLESS STEEL PIPE SUPPLIERS IN CHINA,MANUFACTURERS OF 304L STAINLESS STEEL SEAMLESS PIPE, STOCKIST OF 304 WELDED STAINLESS STEEL PIPEs,EXPORTERS OF SCHEDULE 40 SS 304L PIPE, BULK STOCKHOLDERS OF 304L STAINLESS STEEL SCHEDULE 10 PIPE,

304 STAINLESS STEEL PIPE SPECIFICATION

STAINLESS STEEL 304L SEAMLESS PIPE SPECIFICATION
304L Stainless Steel Pipe Suppliers Dimensions ASTM, ASME, API
Stainless Steel 304L Pipe Sizes (Seamless) 1/2″ NB – 8″ NB
304L Stainless steel Pipe SIzes (ERW) 1/2″ NB – 24″ NB
Stainless Steel 304L Pipe Sizes (EFW) 6″ NB – 100″ NB
Wall Thickness Schedule 5S – Schedule XXS (heavier on request)
Trilok Steel Indutsries Specialized in Large Diameter Size
End Plain End, Beveled End, Treaded
Length Single Random, Double Random & Cut Length.
Stainless Steel 304L Pipe Other Materials Testing NACE MR0175, H2 SERVICE, OXYGEN SERVICE, CRYO SERVICE, etc
Processing Cut-to-length, polishing,Polished Grit 120 – 600

Welded And Seamless Stainless Steel Pipe Dimensions

NPS Outside Diameter Nominal Wall Thickness
Designator in. mm Schedule 5S Schedule 10S Schedule 40S Schedule 80S
in. mm in. mm in. mm in. mm
1/8 0.41 10.29 0.049 1.24 0.068 1.73 0.095 2.41
1/4 0.54 13.72 0.065 1.65 0.088 2.24 0.119 3.02
3/8 0.68 17.15 0.065 1.65 0.091 2.31 0.126 3.2
1/2 0.84 21.34 0.065 1.65 0.083 2.11 0.109 2.77 0.147 3.73
3/4 4.05 26.67 0.065 1.65 0.083 2.11 0.113 2.87 0.154 3.91
1 1.32 33.4 0.065 1.65 0.109 2.77 0.133 3.38 0.179 4.55
1 1/4 1.66 42.16 0.065 1.65 0.109 2.77 0.14 3.56 0.191 4.85
1 1/2 1.90 48.26 0.065 1.65 0.109 2.77 0.145 3.68 0.2 5.08
2 2.38 60.33 0.065 1.65 0.109 2.77 0.154 3.91 0.218 5.54
2 1/2 2.88 73.03 0.083 2.11 0.12 3.05 0.203 5.16 0.276 7.01
3 3.50 88.9 0.083 2.11 0.12 3.05 0.1216 5.49 0.3 7.62
3 1/2 4.00 101.6 0.083 2.11 0.12 3.05 0.226 5.74 0.318 8.08
4 4.50 114.3 0.083 2.11 0.12 3.05 0.237 6.02 0.337 8.56
5 5.56 141.3 0.10*9 2.77 0.134 3.4 0.258 6.55 0.375 9.52
6 6.63 168.28 0.10*9 2.77 0.134 3.4 0.28 7.11 0.432 10.97
8 8.63 219.08 0.109 2.77 0.148 3.76 0.322 8.18 0.5 12.7
10 10.75 273.05 0.134 3.4 0.165 4.19 0.365 9.27 0.5 12.7
12 12.75 323.85 0.156 3.96 0.18 4.57 0.375 9.52 0.5 12.7
14 14.00 355.6 0.156 3.96 0.188 4.78
16 16.00 406.4 0.165 4.19 0.188 4.78
18 18.00 457.2 0.165 4.19 0.188 4.78
20 20.00 508 0.188 4.78 0.188 4.78
22 22.00 558.8 0.188 4.78 0.218 5.54
24 24.00 609.6 0.218 5.54 0.25 6.35
30 30.00 762 0.25 6.35 0.312 7.92

Standard Stainless Steel Pipe Specification

Product Stainless Steel Pipes
Type Seamless, Welded, ERW, 100% X Ray Welded
Size OD (mm) 6.00 to 610.00
Thickness (mm) 0.5mm to 30mm
Length (mm) 6000, 3000, 2000, 12000, Custom Length
Finish Annealed & Pickled, 2B, No.4, Mirror, Polish
Packing Bundled Packing
Services Cutting, Beveling, Threading, Polishing

STAINLESS STEEL 304 PIPE CHEMICAL COMPOSITION

The below table shows the chemical composition of the used for Stainless Steel Pipes:

STAINLESS STEEL 304 PIPE GRADES UNS C Mn P S Si Cr Ni Mo Ti Nb N
TP304 S30400 0.08 2 0.045 0.03 1 18.0-20.0 8.0-11.0

304 STAINLESS STEEL PIPE PROPERTIES

STAINLESS STEEL 304 PIPE MECHANICAL PROPERTIES

Material Heat Temperure Tensile Strength Yield Strength Elongation %, Min
Treatment Min. Ksi (MPa), Min. Ksi (MPa), Min.
º F(º C)
TP304 Solution 1900 (1040) 75(515) 30(205) 35

Stainless Steel Pipe Materials Chemical Compositions:

Specification Grade C Si Mn P S Cr Ni Mo
min max min max min max min max min max min max min max min max
A312 TP304 0.00 0.080 0.00 1.00 0.00 2.00 0.00 0.045 0.00 0.030 18.00 20.00 8.00 11.00
A312 TP304H 0.040 0.100 0.00 1.00 0.00 2.00 0.00 0.045 0.00 0.030 18.00 20.00 8.00 11.00
A312 TP304L 0.00 0.035 0.00 1.00 0.00 2.00 0.00 0.045 0.00 0.030 18.00 20.00 8.00 13.00
A312 TP310S 0.00 0.080 0.00 1.00 0.00 2.00 0.00 0.045 0.00 0.030 24.00 26.00 19.00 22.00 0.00 0.75
A312 TP316 0.00 0.080 0.00 1.00 0.00 2.00 0.00 0.045 0.00 0.030 16.00 18.00 10.00 14.00 2.00 3.00
A312 TP316H 0.040 0.100 0.00 1.00 0.00 2.00 0.00 0.045 0.00 0.030 16.00 18.00 10.00 14.00 2.00 3.00
A312 TP316L 0.00 0.035 0.00 1.00 0.00 2.00 0.00 0.045 0.00 0.030 16.00 18.00 10.00 14.00 2.00 3.00
A312 TP317 0.00 0.080 0.00 1.00 0.00 2.00 0.00 0.045 0.00 0.030 18.00 20.00 11.00 15.00 3.00 4.00
A312 TP317L 0.00 0.035 0.00 1.00 0.00 2.00 0.00 0.045 0.00 0.030 18.00 20.00 11.00 15.00 3.00 4.00
A312 TP321 0.00 0.080 0.00 1.00 0.00 2.00 0.00 0.045 0.00 0.030 17.00 19.00 9.00 12.00
A312 TP321H 0.040 0.100 0.00 1.00 0.00 2.00 0.00 0.045 0.00 0.030 17.00 19.00 9.00 12.00
A312 TP347 0.00 0.080 0.00 1.00 0.00 2.00 0.00 0.045 0.00 0.030 17.00 19.00 9.00 13.00
A312 TP347H 0.040 0.100 0.00 1.00 0.00 2.00 0.00 0.045 0.00 0.030 17.00 19.00 9.00 13.00
A213 TP304 0.00 0.080 0.00 1.00 0.00 2.00 0.00 0.040 0.00 0.030 18.00 20.00 8.00 11.00
A213 TP304H 0.040 0.100 0.00 1.00 0.00 2.00 0.00 0.040 0.00 0.030 18.00 20.00 8.00 11.00
A213 TP304L 0.00 0.035 0.00 1.00 0.00 2.00 0.00 0.040 0.00 0.030 18.00 20.00 8.00 12.00
A213 TP310S 0.00 0.080 0.00 1.00 0.00 2.00 0.00 0.045 0.00 0.030 24.00 26.00 19.00 22.00
A213 TP316 0.00 0.080 0.00 1.00 0.00 2.00 0.00 0.045 0.00 0.030 16.00 18.00 10.00 14.00 2.00 3.00
A213 TP316L 0.00 0.035 0.00 1.00 0.00 2.00 0.00 0.045 0.00 0.030 16.00 18.00 10.00 14.00 2.00 3.00
A213 TP317 0.00 0.080 0.00 1.00 0.00 2.00 0.00 0.045 0.00 0.030 18.00 20.00 11.00 15.00 3.00 4.00
A213 TP317L 0.00 0.035 0.00 1.00 0.00 2.00 0.00 0.045 0.00 0.030 18.00 20.00 11.00 15.00 3.00 4.00
A213 TP321 0.00 0.080 0.00 1.00 0.00 2.00 0.00 0.045 0.00 0.030 17.00 19.00 9.00 12.00
A213 TP347 0.00 0.080 0.00 1.00 0.00 2.00 0.00 0.045 0.00 0.030 17.00 20.00 9.00 13.00
A213 TP347H 0.040 0.100 0.00 1.00 0.00 2.00 0.00 0.045 0.00 0.030 17.00 20.00 9.00 13.00
A269 TP304 0.00 0.080 0.00 1.00 0.00 2.00 0.00 0.045 0.00 0.030 18.00 20.00 8.00 11.00
A269 TP304L 0.00 0.035 0.00 1.00 0.00 2.00 0.00 0.045 0.00 0.030 18.00 20.00 8.00 12.00
A269 TP316 0.00 0.080 0.00 1.00 0.00 2.00 0.00 0.045 0.00 0.030 16.00 18.00 10.00 14.00 2.00 3.00
A269 TP316L 0.00 0.035 0.00 1.00 0.00 2.00 0.00 0.045 0.00 0.030 16.00 18.00 10.00 15.00 2.00 3.00
A269 TP317 0.00 0.080 0.00 1.00 0.00 2.00 0.00 0.045 0.00 0.030 18.00 20.00 11.00 15.00 3.00 4.00
A269 TP321 0.00 0.080 0.00 1.00 0.00 2.00 0.00 0.045 0.00 0.030 17.00 19.00 9.00 12.00
A269 TP347 0.00 0.080 0.00 1.00 0.00 2.00 0.00 0.045 0.00 0.030 17.00 19.00 9.00 12.00
A511 MT304 0.00 0.080 0.00 1.00 0.00 2.00 0.00 0.040 0.00 0.030 18.00 20.00 8.00 11.00
A511 MT304L 0.00 0.035 0.00 1.00 0.00 2.00 0.00 0.040 0.00 0.030 18.00 20.00 8.00 13.00
A511 MT310S 0.00 0.080 0.00 1.00 0.00 2.00 0.00 0.040 0.00 0.030 24.00 26.00 19.00 22.00
A511 MT316 0.00 0.080 0.00 1.00 0.00 2.00 0.00 0.040 0.00 0.030 16.00 18.00 11.00 14.00 2.00 3.00
A511 MT316L 0.00 0.035 0.00 1.00 0.00 2.00 0.00 0.040 0.00 0.030 16.00 18.00 10.00 15.00 2.00 3.00
A511 MT317 0.00 0.080 0.00 1.00 0.00 2.00 0.00 0.040 0.00 0.030 18.00 20.00 11.00 14.00 3.00 4.00
A511 MT321 0.00 0.080 0.00 1.00 0.00 2.00 0.00 0.040 0.00 0.030 17.00 20.00 9.00 13.00
A511 MT347 0.00 0.080 0.00 1.00 0.00 2.00 0.00 0.040 0.00 0.030 17.00 20.00 9.00 13.00
A213 UNS N08904 0.00 0.020 0.00 1.00 0.00 2.00 0.00 0.040 0.00 0.03 19.00 23.00 23.00 28.00 4.00 5.00
A376 TP304 0.00 0.080 0.00 0.75 0.00 2.00 0.00 0.045 0.00 0.030 18.00 20.00 8.00 11.00
A376 TP304H 0.040 0.100 0.00 0.75 0.00 2.00 0.00 0.045 0.00 0.030 18.00 20.00 8.00 11.00
A376 TP316 0.00 0.080 0.00 0.75 0.00 2.00 0.00 0.045 0.00 0.030 16.00 18.00 11.00 14.00 2.00 3.00
A376 TP316H 0.040 0.100 0.00 0.75 0.00 2.00 0.00 0.045 0.00 0.030 16.00 18.00 11.00 14.00 2.00 3.00
A376 TP321 0.00 0.080 0.00 0.75 0.00 2.00 0.00 0.045 0.00 0.030 17.00 19.00 9.00 13.00
A376 TP321H 0.040 0.100 0.00 0.75 0.00 2.00 0.00 0.045 0.00 0.030 17.00 19.00 9.00 13.00
A376 TP347 0.00 0.080 0.00 0.75 0.00 2.00 0.00 0.045 0.00 0.030 17.00 19.00 9.00 13.00
A376 TP347H 0.040 0.100 0.00 0.75 0.00 2.00 0.00 0.045 0.00 0.030 17.00 1900 9.00 13.00
A790 S31803 0.00 0.030 0.00 1.00 0.00 2.00 0.00 0.030 0.00 0.020 21.00 23.00 4.50 6.50 2.50 3.50
A789 S31803 0.00 0.030 0.00 1.00 0.00 2.00 0.00 0.030 0.00 0.020 21.00 23.00 4.50 6.50 2.50 3.50
GB14976 0Cr18Ni9 0.00 0.070 0.00 1.00 0.00 2.00 0.00 0.035 0.00 0.030 17.00 19.00 8.00 11.00
GB14976 1Cr18Ni9 0.00 0.150 0.00 1.00 0.00 2.00 0.00 0.035 0.00 0.030 17.00 19.00 8.00 10.00
GB14976 00Cr19Ni10 0.00 0.030 0.00 1.00 0.00 2.00 0.00 0.035 0.00 0.030 18.00 20.00 8.00 12.00
GB14976 0Cr18Ni10Ti 0.00 0.080 0.00 1.00 0.00 2.00 0.00 0.035 0.00 0.030 17.00 19.00 9.00 12.00

Cold Finished Stainless Steel Round Tubing Permissible Variations:

Outside Diameter, In. Outside Diameter Tolerance, In. Over and Under Ovality Double Outside Diameter Tolerance when wall is: Wall Thickness in % Permissible Variations in Cut Length, in.
Over Under Over Under
Under 1/2 0.005 Less than 0.015 In. 15 15 1/8 0
1/2 to 1-1/2 Excl. 0.005 Less than 0.065 In. 10 10 1/8 0
1 1/2 to 3 1/2, Excl 0.010 Less Than 0.095 In. 10 10 3/16 0
3 1/2 to 5 1/2 Excl 0.015 Less than 0.150 In. 10 10 3/16 0
5 1/2 to 8 Excl. 0.030 Less than 0.240 In. 10 10 3/16 0
8 to 8 5/8 Excl 0.045 Less than 0.300 In. 10 10 3/16 0
8 5/8 to 12 3/4 0.062 Less than 0.350 In. 10 10 3/16 0

STAINLESS STEEL ROUND TUBE CHEMICAL COMPOSITION

The below table shows the chemical composition of the used for Stainless Steel Round Tube:

GRADES UNS C Mn P S Si Cr Ni Mo Ti Nb N
TP304 S30400 0.08 2 0.045 0.03 1 18.0-20.0 8.0-11.0
TP304L S30403 0.035 2 0.045 0.03 1 18.0-20.0 8.0-13.0
TP316 S3160 0.08 2 0.045 0.03 1 16.0-18.0 11.0-14.0 2.0-3.0
TP316L S31603 0.035 2 0.045 0.03 1 16.0-18.0 10.0-14.0 2.0-3.0

STAINLESS STEEL ROUND TUBE MECHANICAL PROPERTIES

Material Heat Temperure Tensile Strength Yield Strength Elongation %, Min
Treatment Min. Ksi (MPa), Min. Ksi (MPa), Min.
º F(º C)
TP304 Solution 1900 (1040) 75(515) 30(205) 35
TP304L Solution 1900 (1040) 70(485) 25(170) 35
TP316 Solution 1900(1040) 75(515) 30(205) 35
TP316L Solution 1900(1040) 70(485) 25(170) 35

STAINLESS STEEL 304 PIPES PHYSICAL PROPERTIES

Grade Density (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)
0-1000C 0-3150C 0-5380C at 1000C at 5000C
304 8000 193 17.2 17.8 18.4 16.2 21.5 500 720

EQUIVALENT GRADES FOR 304 STAINLESS STEEL PIPE

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

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STAINLESS STEEL PIPES STOCK SUPPLY APPLICATIONS

These stainless steel pipe Suppliers grades are sold to a wide range of industries/markets, due to their overall corrosion resistance and good machinability:

  • SS Pipe for Chemical and petrochemical
  • SS Pipe used for Power generation
  • SS Pipe for Renewable Energy
  • SS Pipe for Pulp and Paper
  • SS ERW Pipe for Process piping
  • SS Welded Pipe used for Pharmaceutical
  • SS Seamless Pipe applications for Food and beverage
  • SS Pipe used for Oil and gas
  • SS Pipe applications in Mining
  • SS Pipe used for Water/waste
  • SS Pipe application for Marine Industry
  • SS Seamless Pipe application for Fertilizers

 

 

 

 

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