Cold Formed ASTM A500 Grade C Rectangular Hollow Section

A500 Gr.C Carbon Pipe

Cold Formed A500 Grade C Rectangular Hollow Section Manufacturer, SS ASTM A500 Grade C Hollow Section Supplier in Mumbai, India.


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Ranfit Metal is a well-known manufacturer, supplier, and stockiest of Cold Formed ASTM A500 Grade C Rectangular Hollow Section. It refers to a type of structural steel tubing that is manufactured from hot-rolled steel products and then cold-formed into rectangular shapes.

Cold Formed A500 Grade C Rectangular Hollow Section (RHS) is a high-strength steel commonly used in structural and engineering applications due to its excellent strength-to-weight ratio and cost-effectiveness. Cold Formed ASTM A500 Gr. C RHS Tubing is recognized for its quality standards in structural steel, ensuring that the hollow sections are suitable for both load-bearing and aesthetic purposes in steel construction. One of the primary advantages of Cold Formed ASTM A500 Gr. C Rectangular Hollow Section is its high strength-to-weight ratio, which makes it an ideal choice for structural framing, roofing, and wall systems.

A500 Gr C Rectangular Pipes Hollow Section designed for higher strength and structural integrity, with a yield strength of at least 46,000 psi and tensile strength ranging from 58,000 to 73,000 psi. This feature makes the Cold Formed ASTM A500 Gr. C Rectangular Hollow Section suitable for outdoor and exposed applications, such as bridge construction, highway infrastructure, and building frames. Overall, the Cold Formed A500 Grade C Rectangular Hollow Section is a reliable and high-performance steel product that offers numerous benefits and advantages for a wide range of construction projects.


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Key Standards

ASTM A500: Standard specification for cold-formed welded and seamless carbon steel structural tubing.

Grade C: specifies minimum yield and tensile strength requirements, typically yielding around 46 ksi (317 MPa).


Cold Formed ASTM A500 Gr C Rectangular Hollow Section Specifications

Standard ASTM A500/ASME SA500
Grade Grade C
RHS (Rectangular Hollow Sections) Sizes 10mm x 15mm / 150mmx50mm / 300mmx400mm / 600mmx550mm
Outside Diameter 21.3—457.2mm
Wall Thickness 0.5mm - 25mm
Length 6000-14000 mm
Straightness Minimum 1 : 200th of any length measured along the centre line (mill straightened condition) unless otherwise specifically arranged.
Tolerance Thickness (All sizes +/- 10%)
Surface Protection Black (Self Coloured uncoated), Varnish/Oil Coating, Pre-Galvanized, Hot Dip Galvanized
Packing In bundles, Anticorrosion heat preservation, Varnish coating, Ends can be bevelled or rectangular cut, End Capped Certification & supplementary test, Finishing & Identity Mark

Cold Formed ASTM A500 Gr. C Rectangular Hollow Section Chemical Composition

ASTM A500 C, max Mn, max P, max S, max Cu, min
Grade C 0.23 1.35 0.035 0.035 0.20

ASME SA500 Gr. C CFRHS Pipes & Tubes Mechanical Strength

ASTM A500 Tensile strength, min Yield strength, min, Elongation in 2 in. (50.8 mm) min, %
Grade C 427 MPa, 62 000 psi 345 MPa, 50 000 psi 21

Types of ASME SA500 Grade C Hollow Section Rectangular

ASTM A500 Gr. C Rectangular Hollow Section

ASTM A500 Gr.C Rectangular Hollow Pipes

ASTM A500 Gr. C Rectangular Hollow Tubing

ASTM A500 Gr. C Structural Rectangular Hollow Sections

ASTM A500 Grade C Welded Rectangular Hollow Pipes

cold formed A500 Grade C Rectangular SHS Tube

Cold Formed ASTM A500 Gr. C Rectangular Hollow Section Size Chart

Size mm kg/m Size mm kg/m
40 x 20 x 2.0 1.68 40 x 20 x 2.5 2.03
40 x 20 x 3.0 2.36 40 x 25 x 1.5 1.44
40 x 25 x 2.0 1.89 40 x 25 x 2.5 2.23
50 x 25 x 2.0 2.21 50 x 25 x 2.5 2.72
50 x 25 x 3.0 3.22 50 x 30 x 2.5 2.92
50 x 30 x 3.0 3.45 50 x 30 x 4.0 4.46
50 x 40 x 3.0 3.77 60 x 40 x 2.0 2.93
60 x 40 x 2.5 3.71 60 x 40 x 3.0 4.39
60 x 40 x 4.0 5.72 70 x 50 x 2 3.56
70 x 50 x 2.5 4.39 70 x 50 x 3.0 5.19
70 x 50 x 4.0 6.71 80 x 40 x 2.5 4.26
80 x 40 x 3.0 5.34 80 x 40 x 4.0 6.97
80 x 40 x 5.0 8.54 80 x 50 x 3.0 5.66
80 x 50 x 4.0 7.34 90 x 50 x 3.0 6.28
90 x 50 x 3.6 7.46 90 x 50 x 5.0 10.11
100 x 50 x 2.5 5.63 100 x 50 x 3.0 6.75
100 x 50 x 4.0 8.86 100 x 50 x 5.0 10.90
100 x 60 x 3.0 7.22 100 x 60 x 3.6 8.59
100 x 60 x 5.0 11.70 120 x 80 x 2.5 7.65
120 x 80 x 3.0 9.03 120 x 80 x 4.0 12.00
120 x 80 x 5.0 14.80 120 x 80 x 6.0 17.60
120 x 80 x 8.0 22.9 150 x 100 x 5.0 18.70
150 x 100 x 6.0 22.30 150 x 100 x 8.0 29.10
150 x 100 x 10.0 35.70 160 x 80 x 5.0 18.00
160 x 80 x 6.0 21.30 160 x 80 x 8.0 27.90
200 x 100 x 5.0 22.70 200 x 100 x 6.0 27.00
200 x 100 x 8.0 35.4 200 x 100 x 10.0 43.60
250 x 150 x 5.0 30.5 250 x 150 x 6.0 38.2
250 x 150 x 8.0 48.0 250 x 150 x 10 59.3
300 x 200 x 6.0 48.10 300 x 200 x 8.0 60.50
300 x 200 x 10.0 75.00 400 x 200 x 8.0 73.10
400 x 200 x 10.0 90.70 400 x 200 x 16 142.00

RHS Thickness Sec Area Unit Moment of Inertia Radius of Gyration Elastic Modulus Torsional Constants Outer
Surface Area
mm mm cm2 kg/m cm4 cm4 cm cm cm3 cm3 cm4 cm3 m2
50x25 2 2.74 2.15 8.38 2.81 1.75 1.01 3.35 2.25 6.97 3.79 0.142
2.6 3.46 2.71 10.16 3.36 1.71 0.99 4.06 2.69 8.27 4.53 0.137
3.2 4.13 3.24 11.63 3.8 1.68 0.96 4.35 3.04 9.52 5.12 0.134
4 4.95 3.88 13.13 4.23 1.63 0.92 5.25 3.38 10.86 5.69 0.129
60x40 2.26 4.76 3.73 22.76 12.09 2.19 1.59 7.59 6.05 25.59 9.83 0.187
2.9 5.25 4.12 24.74 13.11 2.17 1.58 8.25 6.56 28.02 10.66 0.185
3.6 6.35 4.98 28.9 15.23 2.13 1.55 9.63 7.62 33.3 12.41 0.181
4.5 7.67 6.02 33.31 17.44 2.08 1.51 11.1 8.72 39.34 14.29 0.177
60x33 2.6 4.7 3.69 25.15 8.43 2.31 1.34 7.62 5.11 20.75 8.71 0.185
2.9 5.19 4.07 27.33 9.12 2.29 1.33 8.28 5.53 22.65 9.43 0.183
3.6 6.28 4.93 31.87 10.52 2.25 1.29 9.66 6.37 26.71 10.9 0.179
4.5 7.58 5.95 36.64 11.93 2.20 1.25 11.1 7.23 31.21 12.43 0.175
80x40 2.6 5.8 4.55 46.58 15.74 2.84 1.65 11.65 7.87 38.5 13.46 0.227
2.9 6.41 5.03 50.87 17.11 2.82 1.63 12.72 8.56 42.23 14.66 0.225
3.2 7.01 5.5 54.94 18.41 2.8 1.62 13.74 9.21 45.83 15.78 0.224
4 8.55 6.71 64.79 21.49 2.75 1.59 16.2 10.74 54.77 18.49 0.219
4.8 10.01 7.85 73.22 24.03 2.71 1.55 18.3 12.02 62.81 20.79 0.215
96x48 3.2 8.54 6.71 98.61 33.28 3.4 1.97 20.54 13.87 82.13 23.82 0.272
4 10.47 8.22 117.54 39.32 3.35 1.94 24.49 16.38 99.11 28.24 0.267
4.8 12.31 9.66 134.35 44.55 3.3 1.9 27.99 18.56 114.8 32.14 0.263
122x61 3.6 12.32 9.67 232.61 78.83 4.34 2.53 38.13 25.85 193.91 44.5 0.347
4.5 15.14 11.88 278.94 93.78 4.29 2.49 45.73 30.75 235.39 53.13 0.343
5.4 17.85 14.01 320.83 107.03 4.24 2.45 52.6 35.09 347.29 60.89 0.338
120x60 3.2 10.85 8.51 199.88 67.95 4.29 2.5 33.31 22.65 165.83 28.95 0.344
3.6 12.11 9.5 220.75 74.77 4.27 2.48 36.79 24.92 184.1 42.91 0.341
4.5 14.87 11.67 264.52 88.88 4.22 2.44 44.09 29.63 223.34 51.19 0.337
145x82 4.8 20.28 15.92 555.16 228.50 5.23 3.36 76.57 55.73 534.27 94.45 0.429
5.4 22.6 17.74 610.85 250.59 5.2 3.33 84.26 61.12 592.7 103.81 0.426

Cold Formed ASTM A500 Grade C RHS Pipes Dimension

Size (inches) Wall Thickness (inches) Outside Diameter (inches)
Inside Diameter (inches)
1/2 x 1/2 0.065 0.84 0.61
3/4 x 3/4 0.065 1.05 0.82
1 x 1 0.065 1.315 1.049
1 x 1 0.083 1.315 1.035
1 x 1 0.109 1.315 0.957
1-1/4 x 1-1/4 0.065 1.66 1.38
1-1/4 x 1-1/4 0.083 1.66 1.334
1-1/4 x 1-1/4 0.109 1.66 1.278
1-1/2 x 1-1/2 0.065 1.9 1.61
1-1/2 x 1-1/2 0.083 1.9 1.584
1-1/2 x 1-1/2 0.109 1.9 1.5
2 x 2 0.065 2.375 2.245
2 x 2 0.083 2.375 2.307
2 x 2 0.109 2.375 2.245
2-1/2 x 2-1/2 0.083 2.875 2.709
2-1/2 x 2-1/2 0.109 2.875 2.625
3 x 3 0.083 3.5 3.334
3 x 3 0.109 3.5 3.26
3-1/2 x 3-1/2 0.109 4 3.834
4 x 4 0.083 4.5 4.334
4 x 4 0.109 4.5 4.26
4 x 4 0.188 4.5 4.124
5 x 5 0.188 5 4.624
6 x 6 0.188 6 5.624

Cold Formed ASTM A500 Grade C RHS Dimensional Tolerances

Dimensions less than 100mm +/- 1.0% with a minimum of +/- 0.5mm
Dimensions 100mm up to 200mm +/- 0.8%
Dimensions over 200mm +/- 0.6%
Wall thickness (excluding weld area) +/-10% for specified thickness of 5mm or below and +/-0.5mm for thickness greater than 5mm
Concavity/Convexity Max. 0.8% with a minimum of 0.5mm
Squareness of sides 90 Degree +/- 1 Degree
Externalcorner radius 6mm thick or below: 1.6 to 2.4 x wall thickness
Straightness 0.15% of total length
Twist 2mm + ( 0.5mm per mtr ) max

ASTM A500 Grade C SHS

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ASTM A500 Grade C SHS Available Types

ASTM A500 Gr. C Cold Formed CS Rectangular Hollow Section Supplier ASTM A500 Gr. C Welded Rectangular Tubing
ASTM A500 Gr. C Cold Formed Rectangular Box Sections ASTM A500 Gr. C Seamless Rectangular Hollow Section Stockist
Cold Formed ASTM A500 Gr. C Hollow Rectangular Tube, Welded Cold Formed ASTM A500 Gr. C RHS Pipes
ASTM A500 Gr. C Cold Formed RHS Tube Stockist ASTM A500 Gr. C Rectangular Structural Steel Piping
High Temperature ASTM A500 Gr. C Pipes ASTM A500 Gr. C MS Rectangular Hollow Section Pipe
ASTM A500 Gr. C Cold Rolled Rectangular Hollow Sections Supplier ASTM A500 Gr. C Cold Formed ERW RHS Manufacturer
ASTM A500 Gr. C Cold Formed Rectangular Seamless Pipe ASTM A500 Gr. C Rectangular Cold Formed ERW Pipes
ASTM A500 Gr. C Carbon Steel Welded RHS MAnufacturer ASTM A500 Gr. C Cold Formed MS RHS Tube
ASTM A500 Gr. C Seamless Cold Formed RHS Tubes ASTM A500 Gr. C Rectangular Hollow Structural Sections
ASTM A500 Gr. C Schedule 40 Seamless Pipes Cold formed ASTM A500 Gr. C structural CFSHS

Cold Formed ASTM A500 Grade C SHS Manufacturing Process



ASTM A500 Gr. C Cold Formed Rectangular Hollow Sections – Application Industrty

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

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