Cold Formed IS 4923 YST 310 Rectangular Hollow Section

IS 4923 yst 310 Hollow Section

Cold Formed IS4923 YST 310 Rectangular Hollow Section Manufacturer & Supplier in Mumbai, India.


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Ranfit Metal is a well-known manufacturer, supplier, and stockiest of Cold Formed IS4923 YST 310 Rectangular Hollow Section. Cold Formed IS 4923 YST 310 Rectangular Hollow Section Tubes are structural members commonly used in construction and engineering applications.

Cold Formed IS4923 YST 310 Rectangular Pipe is High strength-to-weight ratio, allowing for reduced material usage and cost savings. The cold-forming process used to produce IS 4923 YST 310 rectangular hollow sections results in a stronger and more durable product compared to hot-rolled sections.

Manufactured in accordance with Indian Standard IS4923, this RHS features a yield strength of 310 MPa, making it an ideal choice for load-bearing structures and components that require exceptional durability and resistance to corrosion. Cold-formed IS 4923 YST 310 Welded RHS can be easily cut and welded to suit specific project requirements, allowing for greater design flexibility.

Cold Formed IS4923 YST 310 Rectangular Hollow Section Tubeing geometric shape provides excellent torsional stiffness and resistance to twisting forces, making it particularly suited for applications where axial loads are prevalent.


Cold Formed IS-4923 YST 310 ERW RHS Tubing, IS 4923 YST 310 Cold Formed Rectangular Pipe, Cold Formed IS 4923 YST 310 RHS Pipe, IS 4923 YST 310 Cold Formed Carbon Steel Rectangular Hollow Section Suppliers in Mumbai, IS-4923 YST 310 MS Cold Formed Rectangular Tube Stockists, Cold Formed YST310 Mild Steel Rectangular Hollow Section Exporters, YST 310 CS Cold Formed Rectangular Pipes, IS 4923 YST 310 Cold Formed RHS Tubes, IS 4923 YST-310 Cold Formed Rectangular Box Sections Supplier in India.


Key Standards

IS 4923: Indian Standard for Hollow Steel Sections for Structural Use.

YST 310: indicates a yield strength of 310 MPa.


Cold Formed IS4923 YST 310 Rectangular Hollow Section Specifications

Standard IS 4923
Grade YST 310
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 IS4923 YST 310 Rectangular Hollow Section Chemical Composition

Specification Steel Grade C Si Mn P S
IS 4923 YST 310 0.12% max. 0.03% to 0.08% 0.50% max. 0.05% max. 0.05% max.

IS 4923 YST 310 CFRHS Pipes & Tubes Mechanical Strength

Grade Min. Tensile Strength Mpa Min. Yield Stress Mpa Min. Elongation Percent for size
25.4 and under over25.4
YST 310 450 310 8 10

Types of IS 4923 YST 310 Hollow Section Rectangular

IS 4923 YST 310 Rectangular Hollow Section

IS 4923 YST 310 Rectangular Hollow Pipes

IS 4923 YST 310 Rectangular Hollow Tubing

IS 4923 YST 310 Structural Rectangular Hollow Sections

IS 4923 YST 310 Welded Rectangular Hollow Pipes

cold formed IS 4923 YST 310 Rectangular SHS Tube

Cold Formed IS 4923 YST 310 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 IS 4923 YST 310 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 IS 4923 YST 310 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

IS 4923 YST 310

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ASTM A500 IS 4923 YST 310 RHS Available Types

Cold formed IS 4923 YST 310 welded structural hollow sections IS 4923 YST 310 Cold Formed RHS Corner Radius
IS 4923 YST 310 Rectangular Hollow Cold Formed Section IS 4923 YST 310 Carbon Steel Seamless RHS Tube
IS 4923 Cold Formed YST 310 MS RHS Tube YST 310 Welded RHS Tubes
Cold formed IS 4923 YST 310 structural hollow sections (CFRHS) YST 310 Cold Formed Rectangular Hollow Section
IS 4923 YST 310 Cold finished Rectangular hollow section IS 4923 Cold Formed YST 310 RHS
IS 4923 YST 310 Seamless Cold Formed Rectangular Hollow Section Tubing Cold Formed IS 4923 YST 310 Carbon Steel Tubes
IS 4923 Grade YST 310 Cold Formed ERW Rectangular Hollow Section Cold Formed IS 4923 YST 310 MS RHS Pipe
IS 4923 YST 310 Cold Formed RHS Tube IS4923 YST 310 Steel Cold Formed Rectangular Section
Cold Formed IS 4923 YST 310 CS Hollow Rectangular Tube IS 4923 YST 310 Mild Steel Pipes and tubes
IS 4923 YST 310 Cold Formed Rectangular Hollow Section YST 310 Cold Formed Rectangular Welded box sections
IS 4923 YST 310 Cold Formed CS Rectangular Hollow Section IS 4923 YST 310 Cold Rolled Rectangular hollow sections
Cold Formed Hollow Section IS 4923 YST 310 Cold Formed YST 310 Rectangular Hollow Section
IS 4923 YST 310 Hollow Section Rectangular IS 4923 YST 310 Cold Formed Seamless Pipe
Welded Cold Formed IS-4923 YST 310 RHS Pipe IS 4923 YST 310 Cold formed hollow sections with Rectangular section
IS 4923 YST 310 Cold Formed Rectangular Hollow Structural Sections Cold Formed IS 4923 YST 310 Rectangular hollow section Tubes
YST 310 Electric Resistance Welded Cold Formed RHS Tubes IS 4923 YST 310 Rectangular Hollow Section Corner Radius
Cold Formed IS 4923 YST 310 Carbon Steel Rectangular Hollow Section YST 310 Cold Formed Rectangular Box Sections
IS 4923 YST 310 RHS Section IS 4923 YST 310 Cold Rolled Steel Hollow Section
Cold Formed YST 310 Rectangular Hollow Section IS 4923 YST 310 MS Rectangular Hollow Section Pipe
YST 310 Rectangular Hollow Section YST 310 Seamless Rectangular Hollow Section
YST 310 Cold Formed Seamless RHS Tube IS 4923 YST 310 Cold Formed Welded Rectangular Hollow Section
IS 4923 YST 310 Cold Formed Rectangular steel box section Cold Formed IS 4923 YST 310 Seamless RHS Pipe
YST 310 Rectangular Pipe Weight Chart India IS 4923 YST 310 Cold Formed Rectangular Structural Section
Cheap Cold Formed IS-4923 YST 310 ERW RHS Pipe Cold Formed IS 4923 YST-310 Hollow Section Rectangular Pipe
YST 310 Welded Rectangular Tubing IS 4923 YST 310 Cold Formed Welded Tube

Cold Formed IS 4923 YST 310 SHS Manufacturing Process



IS 4923 YST 310 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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