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PRODUCT SPECIFICATIONS

TATA - Technical Specification
PERMISSIBLE AXIAL COMPRESSIVE STRESS (YST 310 Grade)
1/r 10 20 30 40 50 60 70 80 90 100 110 120 130 140
Ac 186 183 178 169 157 143 128 113 99 87 77 67 60 53
1/r 150 160 170 180 190 200 210 220 230 240 250 300 350  
Ac 47 42 38 34 31 28 26 23 22 20 18 13 10  

*Source: IS standards

OTHER ALLOWABLE STRESS VALUES (in Mpa)
Steel Grade Minimum Yield stress Minimum UTS Axial Stress in Tension Bending Stress in Ten. Or Compn. Shear Stress Bearing Stress 232 Equivalent Stress
Yst 310 310 450 186 205 140 232 279

*Source: IS standards

Section Type Grade Mechanical Properties Dimensional Tolerance
YST UTS % of Elongation Outside dimension Thickness Squareness Corner radius Weight
Mpa Mpa < 25.4 mm > 25.4 mm Individual lengths On lot of 10 MT
RHS/SHS IS : 4923 YST 210 210 330 12 20 +/-1% with a minimum of +/-0.50 mm +/-10% 90 deg +/-2 deg. 3t max 10%-8% +/-7.5%
YST 240 240 410 10 15
YST 310 310 450 8 10
CHS IS : 1161 YST 210 210 330 12 20 OD upto and incl 48.3+0.4/-0.8mm. Over 48.3 mm +/-1.0% + no limit -10% NA NA L +10%, -8% L +/-5%
YST 240 240 410 12 17 M & H +/-10% M & H +/-7.5%
YST 310 310 450 12 14

*YST 210 and YST 240 are also manufactured
*Galvanized sections can also be manufactured

Length 6.0 m +/- 0.05 m Customized length ranging from 6 m to 11 m may be supplied.
Straightness Minimum 1 : 200th of any length measured along the centre line (mill straightened condition) unless otherwise specifically arranged.
Twist tolerance Maximum 2 mm ± 0.05 mm/m length-measured relative vertical shift of any adjacent corner of the section, measured by keeping one side on flat surface.
End Finish Plain ended-Mechanically sheared, mill-cut finish without further machining.
Surface Finish / Chemical Properties Black without any surface treatment of oiling or varnishing.
Raw Material Sulphur content: 0.05% max, phosphorus content: 0.05% max, equivalent carbon percentage well within specified weldability limits with matching physical properties. For corrosion resistant steel in Cu-bearing variety, refer to the WRS section.
Weldability Tata Structura Steel Hollow Sections are weldable with standard M.S. Electrodes without any pre-heating.
Packing Bundled by sealing metal strap and each bundle is labelled for size, measurement, lot number etc. Approximate weight of each bundle is 1.5 Mt (+/-500 kg).
Identification Marking of 'TATA STRUCTURA' emblem on surface, punched/stencilled/sticker pasted, on all Steel Hollow Sections. Standard BIS mark is also put on the sections.
Note Tata Structura Hollow Sections in customized size, grade, length, surface finish and end finish may be delivered as per agreed supply conditions.

*Conditions apply

JINDAL - Technical Specification
Jindal Galvanised & Black Pipes
 
Steel tubes combined chart for
 
Line Pipe Size Range
 
NEZONE - Technical Specification
NEZONE MS Black Pipes & G I Pipes - BLACK PIPE OTHERS(IS 1239, EN/10255)
Nominal Bore & Series Outside Diameter (OD) Wall Thickness (T) Nominal mass of steel tube Sockets
Max Min Plain End Screwed & Socketed Min OD Min Length
mm inch mm mm mm swg kg/mtr mrs/mt kg/mtr mtrs/mt mm mm
15L 0.50 21.4 21.0 2.0 14 0.947 1056 0.956 1046 27.0 37.0
15M 0.50 21.8 21.0 2.6 12 1.21 826 1.22 820 27.0 37.0
15H 0.50 21.8 21.0 3.2 10 1.44 694 1.45 690 27.0 37.0
20L 0.75 26.9 26.4 2.3 13 1.38 725 1.39 719 32.5 39.0
20M 0.75 27.3 26.5 2.6 12 1.56 641 1.57 637 32.5 39.0
20H 0.75 27.3 26.5 3.2 10 1.87 535 1.88 532 32.5 39.0
25L 1.00 33.8 33.2 2.6 12 1.98 505 2.00 500 39.5 46.0
25M 1.00 34.2 33.3 3.2 10 2.41 415 2.43 412 39.5 46.0
25H 1.00 34.2 33.3 4.0 8 2.93 341 2.95 339 39.5 46.0
32L 1.25 42.5 41.9 2.6 12 2.54 394 2.57 389 49.0 51.0
32M 1.25 42.9 42.0 3.2 10 3.10 323 3.13 319 49.0 51.0
32H 1.25 42.5 41.9 4.0 8 3.79 264 3.82 262 49.0 51.0
40L 1.50 48.4 47.8 2.9 11 3.23 310 3.27 306 56.0 51.0
40M 1.50 48.8 47.9 3.2 10 3.56 281 3.60 278 56.0 51.0
40H 1.50 48.8 47.9 4.0 8 4.37 229 4.41 227 56.0 51.0
50L 2.00 60.2 59.6 2.9 11 4.08 245 4.15 241 68.0 60.0
50M 2.00 60.8 59.7 3.6 9 5.03 199 5.10 196 68.0 60.0
50H 2.00 60.8 59.7 4.5 7 6.19 162 6.26 160 68.0 60.0
65L 2.50 76.0 75.2 3.2 10 5.71 175 5.83 172 84.0 69.0
65M 2.50 76.6 75.3 3.6 9 6.42 156 6.54 153 84.0 69.0
65H 2.50 76.6 75.3 4.5 7 7.93 126 8.05 124 84.0 69.0
80L 3.00 88.7 87.9 3.2 10 6.72 149 6.89 145 98.0 75.0
80M 3.00 89.5 88.0 4.0 8 8.36 120 8.53 117 98.0 75.0
80H 3.00 89.5 88.0 4.8 6 9.90 101 10.10 99 98.0 75.0
100L 4.00 113.9 113.0 3.6 9 9.75 103 10.00 100 124.0 87.0
100M 4.00 115.0 113.1 4.5 7 12.20 82 12.50 80 124.0 87.0
100H 4.00 115.0 113.1 5.4 5 14.50 69 14.80 68 124.0 87.0
125M 5.00 140.8 138.5 4.8 6 15.90 63 16.40 61 151.0 96.0
125H 5.00 140.8 138.5 5.4 5 17.90 56 18.40 54 151.0 96.0
150M 6.00 166.5 163.9 4.8 6 18.90 53 19.5 51 178.0 96.0
150H 6.00 166.5 163.9 5.4 5 21.30 47 21.90 46 178.0 96.0

Fin Cut pipe under ODEX - 115 Drilling are also available

Hollow Steel Section 'Square' SHS

Hollow Section Steel Tubes
Confirming To IS 4923/1997
Dimensions and Properties of Square Hollow Section
Designation Depth or Width Thickness (T) Weight
D x B x T mm mm mm kg/m
25.0 X 25.0 X 2.6 25.00 2.6 1.69
25.0 X 25.0 X 3.2 25.00 3.2 1.98
32.0 X 32.0 X 2.6 32.00 2.6 2.26
32.0 X 32.0 X 3.2 32.00 3.2 2.69
32.0 X 32.0 X 4.0 32.00 4.0 3.19
38.0 X 38.0 X 2.6 38.00 2.6 2.75
38.0 X 38.0 X 2.9 38.00 2.9 3.03
38.0 X 38.0 X 3.2 38.00 3.2 3.29
38.0 X 38.0 X 3.6 38.00 3.6 3.63
38.0 X 38.0 X 4.0 38.00 4.0 3.95
49.5 X 49.5 X 2.9 49.50 2.9 4.07
49.5 X 49.5 X 3.6 49.50 3.6 4.93
49.5 X 49.5 X 4.5 49.50 4.5 5.95
60.0 X 60.0 X 3.2 60.00 3.2 5.50
60.0 X 60.0 X 3.6 60.00 3.6 6.11
60.0 X 60.0 X 4.5 60.00 4.5 7.43
72.0 X 72.0 X 3.2 72.00 3.2 6.71
72.0 X 72.0 X 4.0 72.00 4.0 8.22
72.0 X 72.0 X 4.8 72.00 4.8 9.66
80.0 X 80.0 X 3.2 80.00 3.2 7.51
80.0 X 80.0 X 4.0 80.00 4.0 9.22
80.0 X 80.0 X 4.8 80.00 4.8 10.87
91.5 X 91.5 X 3.6 91.50 3.6 9.67
91.5 X 91.5 X 4.5 91.50 4.5 11.88
91.5 X 91.5 X 5.4 91.50 5.4 14.01
100 X 100 X 4.0 100.00 4.0 11.74
100 X 100 X 5.0 100.00 5.0 14.41
100 X 100 X 6.0 100.00 6.0 16.98
113.5 X 113.5 X 4.5 113.50 4.5 14.99
113.5 X 113.5 X 4.8 113.50 4.8 15.92
113.5 X 113.5 X 5.4 113.50 5.4 17.74
132 X 132 X 4.8 132.00 4.8 18.71
132 X 132 X 5.4 132.00 5.4 20.88
150 X 150 X 4.0 150.00 4.0 18.01
150 X 150 X 5.0 150.00 5.0 22.26
150 X 150 X 6.0 150.00 6.0 26.40

Steel Grade Available - YST 210/YST 240/YST 310

Hollow Steel Section 'Rectangular' RHS

Hollow Section Steel Tubes
Confirming To IS 4923/1997
Dimensions and Properties of Rectangular Hollow Section
Designation Depth of Section H Width of Sction B Thickness (T) Weight
D x B x T mm mm mm mm kg/m
50.0 X 25.0 X 2.9 50 25 2.9 2.98
50.0 X 25.0 X 3.2 50 25 3.2 3.24
60.0 X 40.0 X 2.6 60 40 2.6 3.73
60.0 X 40.0 X 2.9 60 40 2.9 4.12
60.0 X 40.0 X 3.6 60 40 3.6 4.98
66.0 X 33.0 X 2.6 66 33 2.6 3.69
66.0 X 33.0 X 2.9 66 33 2.9 4.07
66.0 X 33.0 X 3.6 66 33 3.6 4.93
66.0 X 33.0 X 4.5 66 33 4.5 5.95
80.0 X 40.0 X 2.9 80 40 2.9 5.03
80.0 X 40.0 X 3.2 80 40 3.2 5.50
80.0 X 40.0 X 4.0 80 40 4.0 6.71
96.0 X 48.0 X 3.2 96 48 3.2 6.71
96.0 X 48.0 X 4.0 96 48 4.0 8.22
96.0 X 48.0 X 4.8 96 48 4.8 9.66
100.0 X 50.0 X 3.2 100 50 3.2 7.01
100.0 X 50.0 X 4.0 100 50 4.0 8.59
122.0 X 61.0 X 3.6 122 61 3.6 9.67
122.0 X 61.0 X 4.5 122 61 4.5 11.88
122.0 X 61.0 X 5.4 122 61 5.4 14.01
145.0 X 82.0 X 4.8 145 82 4.8 15.92
145.0 X 82.0 X 5.4 145 82 5.4 17.74
172.0 X 92.0 X 4.8 172 92 4.8 18.71
172.0 X 92.0 X 5.4 172 92 5.4 20.88
200.0 X 100.0 X 4.0 200 100 4.0 18.01
200.0 X 100.0 X 5.0 200 100 5.0 22.26
200.0 X 100.0 X 6.0 200 100 6.0 26.40

CR Precision Tubes

Square Hollow Section (SHS)




QUALITY & SERVICES


Our company has gained name and fame in the manufacturing and supplying of Stainless Steel Railings such as Stainless Steel Modern Railing, Stainless Steel Hand Railings and Stainless Steel Capsile Railings which have dimensional accuracy and excellent attributes. Combined using the best known features, these stainless steel railings are constructed making use of the high grade steel which is procured from our most trusted vendors.

O. P. Tube Company

+91 033 2237 0796 , 9331026935 , 9831109929

17, Nirmal Chandra Street, Bowbazar, Kolkata, West Bengal 700012
GODOWN - 122/44, J.N Mukherjee Road, Ghusuri, Howrah

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