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Stainless Steel Gr. 304H A554 Square Hollow Section

A554 Rectangular Hollow Section

ASTM A554 STAINLESS STEEL GR. 304H SQUARE HOLLOW SECTION MANUFACTURER & SUPPLIER IN MUMBAI, INDIA.


SS A554 Gr 304H SHS Square Hollow Sections, Stainless Steel 304H ASTM A554 SHS Tube, A554 SS 304H Seamless Square Tube, 304H Stainless Steel A554 Welded Square Pipe, SA554 304H SS Welded Square Tubing, ASTM A554 Stainless Steel Grade 304H Seamless Square Pipes, ASTM A554 304H Stainless Steel Square Section, SS ASTM A554 304H ERW SHS Tubing, ASTM A554 304H Stainless Steel Welded Square Hollow Section, ASTM A554 304H SS Square Hollow Section Welded Tube Supplier & Stockist in Mumbai, India.


Ranfit Metal is a well-known manufacturer, supplier, and stockiest of ASTM A554 Stainless Steel Gr. 304L Square Hollow Section, are structural components widely used in architectural, structural, and mechanical applications due to their durability, strength, and resistance to corrosion.

ASTM A554 Stainless Steel 304L Square Hollow Section offers excellent resistance to corrosion in most environments, including mild industrial and marine conditions. The low carbon content reduces the risk of carbide precipitation during welding, enhancing intergranular corrosion resistance. Due to the presence of chromium in its composition, ASTM A554 304L SS Square Hollow Section Welded Tubing offers exceptional resistance to corrosion, making it suitable for outdoor and harsh environments. ASME SA554 Stainless Steel 304L Seamless SHS are available in various sizes, typically ranging from 1 inch to 8 inches in width and height, with wall thicknesses varying from 1.5 mm to 6 mm. SS UNS S30403 Structural Square Hollow Section is a low-carbon variant of 304 stainless steel, designed to minimize carbide precipitation during welding, improving its resistance to intergranular corrosion.

The versatility of ASTM A554 SS 304L SHS Pipes Tubes makes them suitable for numerous applications across different industries such as building frameworks, handrails, and support structures, Automotive Industry, Food Processing Equipment, Furniture Industry, Architecture Industry, chemical plants, marine environments.


Stainless Steel A554 Gr 304H SHS Tubes, DIN 1.4306 / 1.4307 SS Square Hollow Section Pipes, AISI 304H Stainless Steel Square Hollow Section Tube Distributors , ASTM A554 Gr.304H Stainless Steel Seamless Square Hollow Sections, A554 SS 304H Structural Square Hollow Sections, SS SUS 304H Square Box Sections Exporters in Mumbai, ASME SA554 Steel 304H ERW SHS Pipes, 304H Stainless Steel Welded Square Tubes Dealers Exporters in Mumbai, India.


Key Standards

ASTM A554: specification that covers welded stainless steel mechanical tubing for use in ornamental, structural, exhaust, and other applications.

Gr. 304H: 304H (Low carbon variant of Stainless Steel Grade 304)


Stainless Steel Gr. 304H Square Hollow Section Specifications

Standard ASTM A554/ ASME SA554 (Ornamental Tubing Specification) or ASTM A312
Grade Stainless Steel 304H
ASME/ANSI Specification ANSI/ASME B36.10M, ANSI/ASME B36.19M
SHS (Square Hollow Sections) Sizes 20x20mm to 400x400mm, other non standard sizes available on request
Manufacturing Type ERW, Welded, CDW, Seamless, 100% X Ray Welded, Fabricated
Outside Diameter 21.3—457.2mm
Wall Thickness 0.5mm to 6mm
Scheduled SCH 40, SCH 5, SCH10, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS
Length Up to 6 meters, Custom Cut Lengths
Finish 2B, No.1 Pickled Finish, No.4 finish, BA Finish, No.8 Mirror Finish, Electropolished Rectangular Pipes
Packing In bundles, coating, Ends can be bevelled or square cut, End Capped Certification & supplementary test, Finishing & Identity Mark

ASME SA554 304H Stainless Steel Square Hollow Section Equivalent Grades

STANDARD WERKSTOFF NR. UNS JIS BS GOST AFNOR EN
SS 304H 1.4306 / 1.4307 S30403 SUS 304H 3304S11 03Х18Н11 Z3CN18‐10 X2CrNi18-9 / X2CrNi19-11

ASTM A554 Stainless Steel 304H Square Hollow Section Chemical Composition

Grade C Mn Si P S Cr Mo Ni N
SS 304H 0.035 max 2.0 max 1.0 max 0.045 max 0.03 max 18 – 20 - 8 – 13 -

ASME SA554 SS 304H Structural Square Hollow Section Mechanical Properties

Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
8.0 g/cm3 1400 °C (2550 °F) Psi – 75000 , MPa – 515 Psi – 30000 , MPa – 205 35 %

Types of EN 10219 S235JRH Hollow Section Square

ASTM A554 Stainless Steel 304H Welded Square Hollow Section

ASTM A554 Stainless Steel 304H Seamless Square Hollow Pipes

ASTM A554 Stainless Steel 304H Structural Square Hollow Tubing

ASTM A554 SS 304H Electropolished Square Hollow Sections

ASTM A554 SS 304H Square Hollow Box

ASTM A554 SS 304H ERW Square Hollow Pipes & Tubes

ASTM A554 Stainless Steel 304 Square Hollow Section Size Chart

Size mm kg/m Size mm kg/m
20 x 20 x 2.0 1.12 20 x 20 x 2.5 1.35
25 x 25 x 1.5 1.06 25 x 25 x 2.0 1.43
25 X 25 X 2.5 1.74 25 X 25 X 3.0 2.04
30 X 30 X 2.0 1.68 30 X 30 X 2.5 2.14
30 X 30 X 3.0 2.51 40 x 40 x 1.5 1.81
40 x 40 x 2.0 2.31 40 x 40 x 2.5 2.92
40 x 40 x 3.0 3.45 40 x 40 x 4.0 4.46
40 x 40 x 5.0 5.40 50 x 50 x 1.5 2.28
50 x 50 x 2.0 2.93 50 x 50 x 2.5 3.71
50 x 50 x 3.0 4.39 50 x 50 x 4.0 5.72
50 x 50 x 5.0 6.97 60 x 60 x 3.0 5.34
60 x 60 x 4.0 6.97 60 x 60 x 5.0 8.54
60 x 60 x 6.0 9.45 70 x 70 x 3.0 6.28
70 x 70 x 3.6 7.46 70 x 70 x 5.0 10.11
70 x 70 x 6.3 12.50 70 x 70 x 8 15.30
75 x 75 x 3.0 7.07 80 x 80 x 3.0 7.22
80 x 80 x 3.6 8.59 80 x 80 x 5.0 11.70
80 x 80 x 6.0 13.90 90 x 90 x 3.0 8.01
90 x 90 x 3.6 9.72 90 x 90 x 5.0 13.30
90 x 90 x 6.0 15.76 90 x 90 x 8.0 20.40
100 x 100 x 3.0 8.96 100 x 100 x 4.0 12.00
100 x 100 x 5.0 14.80 100 x 100 x 5.0 14.80
100 x 100 x 6.0 16.19 100 x 100 x 8.0 22.90
100 x 100 x 10 27.90 120 x 120 x 5 18.00
120 x 120 x 6.0 21.30 120 X 120 X 6.3 22.30
120 x 120 x 8.0 27.90 120 x 120 x 10 34.20
120 X 120 X 12 35.8 120 X 120 X 12.5 41.60
140 X 140 X 5.0 21.10 140 X 140 X 6.3 26.30
140 X 140 X 8 32.90 140 X 140 X 10 40.40
140 X 140 X 12.5 49.50 150 X 150 X 5.0 22.70
150 X 150 X 6.3 28.30 150 X 150 X 8.0 35.40
150 X 150 X 10 43.60 150 X 150 X 12.5 53.40
150 X 150 X 16 66.40 150 X 150 X 16 66.40
180 X 180 X 5 27.40 180 X 180 X 6.3 34.20
180 X 180 X 8 43.00 180 X 180 X 10 53.00
180 X 180 X 12.5 65.20 180 X 180 X 16 81.40
200 X 200 X 5 30.50 200 X 200 X 6 35.8
200 x 200 x 6.3 38.2 200 x 200 x 8 48.00
200 x 200 x 10 59.30 200 x 200 x 12.5 73.00
200 x 200 x 16 91.50 250 x 250 x 6.3 48.10
250 x 250 x 8 60.50 250 x 250 x 10 75.00
250 x 250 x 12.5 92.60 250 x 250 x 16 117.00
300 x 300 x 6.3 57.90 300 x 300 x 8 73.10
300 x 300 x 10 57.90 300 x 300 x 8 90.70
300 x 300 x 12.5 112.00 300 x 300 x 16 142.00
350 x 350 x 8 85.70 350 x 350 x 10 106.00
350 x 350 x 12.5 132.00 350 x 350 x 16 167.00
400 x 400 x 10 122.00 400 x 400 x 12 141.00
400 x 400 x 12.5mm 152.00 400 x 400 x 16 192

ASTM A554 Stainless Steel 304H SHS Weight Chart

Nominal SS SHS Schedule 10 SS SHS Schedule 5 SS SHS Schedule 40
Inch MM Wt./MM Kg./M Kg./Ft Wt./MM Kg./M Kg./Ft Wt./MM Kg./M Kg./Ft
1 1 / 4 33.40 2.77 2.690 0.820 1.65 1.650 0.503 3.56 3.380 1.030
3 / 4 21.30 2.11 1.280 0.390 1.65 1.020 0.311 2.87 1.680 0.512
2 48.30 2.77 3.920 1.200 1.65 3.340 0.728
1 / 2 21 2.11 0.999 0.305 1.65 0.801 0.244 2.77 1.270 0.387
1 26.70 2.77 2.090 0.637 1.65 1.290 0.393 3.38 2.500 0.762
1 1 / 2 42.20 2.77 3.110 0.948 1.65 1.900 0.579 3.68 4.050 1.230
2 1 / 2 73.00 3.05 5.260 1.600 2.11 3.690 1.130
3 88.90 3.05 6.450 1.970 2.11 4.510 1.380
3 1 / 2 101.60 3.05 7.400 2.260 2.11 5.190 1.580

SS 304H A554 Square Hollow Section Tolerance Chart

NPS Designator Permissible Variations in Outside Diameter
Over In. Under In.
1/8 to 1-1/2, incl 1/64 (0.015) 1/32 (0.031)
Over 1-1/2 to 4, incl 1/32 (0.031) 1/32 (0.031)
Over 4 to 8, incl 1/16 (0.062) 1/32 (0.031)
Over 8 to 18, incl 3/23 (0.093) 1/32 (0.031)

ASTM A554 SS 304H Welded Square Section Tubing Thickness

Nominal Pipe Size Outside Diameter in. Schedule 160 in. Schedule 40S in. Schedule 80S in. Schedule 10S in. Schedule XX in.
1/4 0.540 0.088 0.119 0.065
3/8 0.675 0.091 0.126 0.065
1/2 0.840 .188 0.109 0.147 0.083 .294
3/4 1.050 .218 0.113 0.154 0.083 .308
1.0 1.315 .250 0.133 0.179 0.109 .358
1 1/4 1.660 .250 0.140 0.191 0.109 .382
1 1/2 1.900 .281 0.145 0.200 0.109 .400
2 2.375 .343 0.154 0.218 0.109 .436
2 1/2 2.875 .375 0.203 0.276 0.120 .552
3 3.500 .438 0.216 0.300 0.120 .600
3 1/2 4.000 0.226 0.318 0.120 .636
4 4.500 .534 0.237 0.337 0.120 .674
5 5.563 .625 0.258 0.375 0.134 .750
6 6.625 .719 0.280 0.432 0.134 .864
8 8.625 .906 0.322 0.500 0.148 .875
10 10.750 1.125 0.365 0.500 0.165
12 12.750 1.312 0.375 0.500 0.180
14 14.000 1.406 0.375 0.500 0.188
16 16.000 1.594 0.375 0.500 0.188

Grade 304H Stainles Steel Square Section Pressure Chart

Pressure Rating (psig)
Pipe Size
(inches) 		Pipe Schedule Temperature (oF)
100 200 300 400 500 600 650 700 750

Cold Formed EN 10219 S275J0H SHS

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ASTM A554 Stainless Steel 304H SHS Available Types

Stainless Steel 304H Large Diameter Square Hollow Section ASME SA554 SS 304H Square Hollow Section Pipes Manufacturer in India
ASTM A554 304H SS Square Hollow Pipe ASTM A554 Stainless Steel 304H Square Hollow Pipe Gauges
SS INOX 1.4307 Heavy Wall Square Hollow Piping SUS 304H Hollow Section Square Pipes
SS 304H Seamless Square Hollow Section Supplier in India High Quality ASTM A554 SS 304H Welded Square Hollow Section
SS 304H Square Hollow Box Section Exporter in India 304H SS Schedule 40/40S Square Hollow Pipe Supplier in India
Schedule 80 Stainless Steel 304H Square Hollow Tubing Thick Wall SS 304H Square Hollow Section Stockists in India
SS UNS S30403 Square Hollow Section Pipe ASTM A554 Tp304H Stainless Steel Welded Tubes
304H Stainless Steel A554 Square Hollow Section Stainless Steel A554 304H Square Hollow Structural Sections Supplier
ASME SA554 Grade 304H Seamless Square Tube Ferritic Stainless Steel 304H Square Hollow Pipes
2 Inch ASME SA554 Stainless Steel 304H Square Tubing Stainless Steel WERKSTOFF NR 1.4306 SHS Pipes Stokist in India
Stainless Steel 304H Welded SHS Pipes SS 304H Seamless Square Hollow Section Pipes Stockholder
UNS S30403 Welded SHS Pipes Exporter 1.4306 Seamless Square Hollow Section Pipes Manufacturer
SS 304H Seamless Square Hollow Structural Sections High Quality SS 304H Square Hollow Section Pipe
SS 304H Cold Drawn SHS Pipe exporter in India 304H SS Welded SHS Pipe Supplier in India
Stainless Steel 304H Square Hollow Section Pipes Thick Walled SS 304H SHS Pipe Stockists in India
SS 304H Square Hollow Section Welded Pipe Price List ASTM A554 SS 304H Polished Square Hollow Section Pipe
Stainless Steel 304H SHS Pipe Manufacturer SS 304H (SHS) Square Hollow Section Pipes
304H Stainless Steel Welded SHS Pipe Stainless Steel 304H SHS Pipe Gauges
SS 1.4306/1.4307 Heavy wall SHS Piping SUS 304H SHS (Square Hollow Section) Pipes
SS 304H Bright Annealed SHS Pipes Vendors SS 304H Beveled End SHS Pipes Stockist
A554 SS 304H 1/2 Stainless Steel Square Tubing ASTM A554 SS 304H SHS Pipe Exporter
Matt Finish A554 SS Gr. 304H Square Hollow Tubing Allied Polished A554 SS 304H Square Hollow Section
Jindal Square SS Hollow Sections 304H Hot Rolled Stainless Steel Gr 304H Square Hollow Section
6" NB in Thickness A554 SS 304H SHS Pipes Stockist 4" NB in Thickness A554 SS 304H Structural SHS Stockist

ASTM A554 Stainless Steel 304H SHS Manufacturing Process

Square Hollow Section

ASTM A554 Stainless Steel 304H Square Hollow Sections – Application Industrty

  • Petrochemical Industry
  • Aerospace Industry
  • Refineries
  • Construcion
  • Chemical Industry
  • Railway Industry
  • Oil & Gas Industry
  • Ship Building

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