Stainless Steel 304H (UNS S30409) Pipes

Stainless Steel 304H Seamless Pipes, SS 304H EFW Pipes, ASTM / ASME A312 / SA312 Stainless Steel 304H Pipes, SS 304H Welded Pipe, SS UNS S30409 Pipe, SS UNS S30409 Seamless / Welded Pipe, Stainless Steel 304H ERW Pipe Supplier In India.

Aurum Alloys & Engineering LLP offers a range of pipe with grade of 304H that is being manufactured with an exceptional quality of stainless steel. Based on wide-ranging conditions of diverse mixed industries, these Pipes are provided in a combination of good grades, thickness, width, length, and surface finish. They are used in industrial production, decoration, civil construction and automobile sectors.

Stainless Steel Seamless Pipes
SS 304H Seamless Pipes
SS 304H Welded Pipes
SS 304H Welded Pipes
Stainless Steel 304H ERW Pipes
SS 304H ERW Pipes

Stainless steel 304H Welded Pipe are as well supplied in cut-to length sizes and also machined or fabricated to meet up your needs in piping system. At Aurum Alloys, all SS 304H Seamless Pipes are subject to definite inspection at every phase of the production process, right from commencing of the material purchase to shipment of the product.

SS DIN 1.4948 Welded Pipes, Stainless Steel 304H Square Pipe, Stainless Steel 304H Rectangle Pipes, Stainless Steel 304H Piping, SS 304H Round Pipe, ASTM / ASME A312 / SA312 SS 304H Pipe Exporter In Mumbai, India.

For Our Customers:
  • Customer service provided at Aurum Alloys & Engineering LLP is of the highest standard.
  • Material used in pipe production is of high quality.
  • Equipment is updated and regularly maintained.
  • You will get exactly what you need and when you need it.
  • Cost effective and high quality Stainless Steel 304H Pipe is supplied.
Stainless Steel 304H Pipes Specifications
  • Specification: ASTM / ASME A312 / SA312
  • Pipes Size: 1/2" NB - 16" NB
  • ERW Pipes: 1/2" NB - 24" NB
  • EFW Pipes: 6" NB - 100" NB
  • Outer Diameter: 6.00 mm OD up to 914.4 mm OD, Sizes up to 24” NB
  • Thickness: 0.3mm – 50 mm, SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS
  • Dimensions: ASTM, ASME and API
  • Length: Single Random, Double Random & Required Length
  • Type: Seamless / ERW / Welded
  • End: Plain End, Beveled End, Treaded

Equivalent Grades for SS 304H Pipe

Grade UNS No Old British Euronorm Swedish SS Japanese JIS
BS En No Name
304H S30409 >304S11 58E >1.4948 X5CrNi18-10 >2332 SUS 304H

SS 304H Pipes Chemical Composition

Grade C Mn Si P S Cr Mo Ni N
304H min. 18.0 8.0
max. 0.10 2.0 0.75 0.045 0.03 20.0 10.5

Stainless Steel 304H Seamless Pipe Mechanical Properties

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
304H 515 205 40 92 201

Stainless Steel 304H Welded 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
304H 8000 193 17.2 17.8 18.4 16.2 21.5 500 720
ASME B36.19M SS 304H Pipes Dimension
Nominal Diameter NPS Outside Diameter(mm) SCH-5S Wall thickness(mm) SCH-10S Wall thickness(mm) SS 304HCH-40S Wall thickness(mm)
1/4 13.72 1.65 2.24
3/8 17.15 1.65 2.31
1/2 21.34 1.65 2.11 2.77
3/4 26.67 1.65 2.11 2.87
1 33.40 1.65 2.77 3.38
1 1/4 42.16 1.65 2.77 3.56
1 1/2 48.26 1.65 2.77 3.68
2 60.33 1.65 2.77 3.91
2 1/2 73.03 2.11 3.05 5.16
3 88.90 2.11 3.05 5.49
3 1/2 101.60 2.11 3.05 5.74
4 114.30 2.11 3.05 6.02
5 141.30 2.77 3.40 6.55
6 168.28 2.77 3.40 7.11
8 219.08 2.77 3.76 8.18
10 273.05 3.40 4.19 9.27
12 323.85 3.96 4.57 9.53
14 355.60 3.96 4.78 9.53
16 406.40 4.19 4.78 9.53
18 457.20 4.19 4.78 9.53
20 508.00 4.78 5.54 9.53
22 558.80 4.78 5.54
24 609.60 5.54 6.35 9.53
30 762.00 6.35 7.92







Nominal diameter and wall thickness subject to the approval of vendor and purchaser


Available Stock at Aurum Alloys


Stainless Steel 304H Pipe Gradewise Stock


Stainless Steel 304H Pipes Quick Details
  • Company Name: Aurum Alloys & Engineering LLP
  • Country/Region: India
  • Port: Nhava Sheva Port Mumbai
  • Main Products: Seamless Pipes, Welded Pipes, Stainless Steel 304H Pipes
  • Certification: ISO 9001, ISO 14001 & OHSAS 18001
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Stainless Steel 304H Pipes Applications
Stainless Steel 304H Seamless Pipes
Chemical Industries
Stainless Steel 304H Welded Pipe
Paper Industries
SS 304H ERW Pipes
Oil & Gas Exploration
SS 304H EFW Pipe
Pharmaceutical Plant
Stainless Steel 304H Round Pipes
Food & Dairy Plants
SS 304H Square Pipe
Petrochemical Plants
Stainless Steel 304H Piping
Desalination Plant
SS 304H Seamless/Welded Pipe
Fertilizer Plant

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