Phanuphong Steel and Plates, based in Bangkok, Thailand, is a reputable manufacturer and supplier of high-quality carbon steel products, including Carbon Steel IS 4923 Pipes. The company has built a strong reputation for its dedication to quality, precision engineering, and compliance with both international and Indian standards. With a comprehensive inventory and cutting-edge processing facilities, Phanuphong Steel provides IS 4923 hollow section pipes that are widely utilized in structural and engineering projects. By upholding rigorous quality control and offering competitive prices, Phanuphong Steel has become a trusted partner for clients in the construction, infrastructure, fabrication, and industrial sectors across Thailand and Southeast Asia.
Carbon Steel IS 4923 Pipes are crafted from structural steel with a controlled carbon content (usually up to 0.20%), along with manganese (up to 1.50%), and limited sulfur and phosphorus (≤0.045%). These pipes boast impressive mechanical properties, featuring a minimum yield strength of 310 MPa and tensile strength that ranges from 410 to 540 MPa, depending on the specific grade. They are known for their excellent weldability, formability, and toughness. Available in square, rectangular, and circular hollow sections, IS 4923 pipes are perfect for load-bearing applications, making them suitable for structural and architectural uses across various industries.
| size in Mm | 5 To 1219.2 |
|---|---|
| Schedule | Schedule XS, Schedule 160, Schedule 40, Schedule XXS, Schedule 80 Supplier and Manufacturer |
| Standard | JIS, EN, DIN, GB, IS, AISI, ASME, ASTM |
| Seamless Pipe Size in MM | 4 to 219 Wall thickness: 0.5 to 20 |
| Welded Pipe Size in MM | 5 to 1219.2 |
| Seamless Tube Size in MM | 3.35 To 101.6 |
| Length | Double Random, Single Random, Standard & Cut length |
| Wall Thickness in inch | 0.020 to 0.220 |
| Type | U bent, Straight, Seamless, Round, Welded, EFW, Tube Coil, ERW, Hydraulic, LSAW, Square, Fabricated, Boiler, Rectangular |
| Finish | BA, Polished, AP, MF |
| Form | Square, Hydraulic, Rectangular, Clad, U bent, Boiler, Hollow, LSAW, Straight, Round, |
| End | Beveled, Plain, Treaded |
| Pipe Marking | All Pipes are marked as follows: Supplier or Manufacturer’s Name, Standard, Grade, OD, Thickness, Length, Heat Number |
| Supplier & Distributors Located in | Santiago, Indore, Abu Dhabi, Gujarat, Ludhiana, Coimbatore, Surat, New Delhi, Tehran, Mexico, Pimpri Chinchwad, Perth, India, Gurgaon, Dammam, London, Noida, Tau, Howrah, Khobar, Ernakulam, Montreal, Ranchi, Lagos, Muscat, Ankara, Jamshedpur, Chennai, Port of Spain, Ahmedabad, Vadodara, Kuwait, Baroda, Calgary, Nagpur, Rajkot, Melbourne, Courbevoie, Caracas, Kolkata, Thiruvananthapuram, Manama, Mumbai, Ludhiana, Hyderabad, Gimhae si, Janeiro, Istanbul, Bogota, Karachi, Riyadh, Bangalore, Bengaluru, Kanpur, Sydney, Ahvaz |
| Element | Carbon | Silicon | Manganese | Phosphorous | Phosphorous |
|---|---|---|---|---|---|
| YST 210 | 0.12% Maximum | 0.03% to 0.08% | 0.50% Maximum | 0.05% Maximum | 0.05% Maximum |
| YST 310 | 0.12% Maximum | 0.03% to 0.08% | 0.50% Maximum | 0.05% Maximum | 0.05% Maximum |
| YST 240 | 0.12% Maximum | 0.03% to 0.08% | 0.50% Maximum | 0.05% Maximum | 0.05% Maximum |
| Element | Tensile Strength | Yield Stress | Elongation | |
|---|---|---|---|---|
| 25.4 and under | over25.4 | |||
| YST 210 | 330 | 210 | 12 | 20 |
| YST 310 | 450 | 310 | 8 | 10 |
| YST 240 | 410 | 240 | 10 | 15 |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Phanuphong Steel is a leading manufacturer and distributor of high-quality Carbon Steel IS 4923 Pipe in Bangkok, Thailand. We provide premium steel materials and a diverse range of products, including Carbon Steel, Alloy Steel, Mild Steel, and Galvanized Steel. Our extensive inventory features Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets, and Plates. Committed to timely delivery and exceptional customer service, we use only the finest raw materials to ensure superior performance for industrial applications with stringent requirements. Contact us today for all your Carbon Steel IS 4923 Pipe needs!
| Size | Other Diameter | Inner Diameter | Wall Thickness | Standard to XXHY | Weight | Section Modulus | Schedule | Gallon |
| 3/4 | 1.05 | 0.824 | 0.113 | STD | 1.13 | .0705 | 40 | .0277 |
| 0.742 | 0.154 | XHY | 1.48 | .0853 | 80 | .0225 | ||
| 0.612 | 0.219 | 1.95 | .1006 | 160 | .0153 | |||
| 1/2 | 0.84 | 0.622 | 0.109 | STD | 0.85 | .0407 | 40 | .0158 |
| 0.546 | 0.147 | XHY | 1.09 | .0478 | 80 | .0122 | ||
| 0.464 | 0.188 | 1.31 | .0528 | 160 | .0088 | |||
| 1 | 1.315 | 1.049 | 0.133 | STD | 1.68 | .1328 | 40 | .0449 |
| 0.957 | 0.179 | XHY | 2.17 | .1606 | 80 | .0374 | ||
| 0.815 | 0.250 | 2.85 | .1904 | 160 | .0271 | |||
| 1 1/2 | 1.90 | 1.610 | 0.145 | STD | 2.72 | .3262 | 40 | .1058 |
| 1.500 | 0.200 | XHY | 3.63 | .4118 | 80 | .0918 | ||
| 1.338 | 0.281 | 4.86 | .5079 | 160 | .0730 | |||
| 1 1/4 | 1.66 | 1.380 | 0.140 | STD | 2.27 | .2346 | 40 | .0777 |
| 1.278 | 0.191 | XHY | 3.00 | .2913 | 80 | .0666 | ||
| 1.160 | 0.250 | 3.77 | .3421 | 160 | .0549 | |||
| 2 | 2.375 | 2.157 | 0.109 | 2.64 | .4205 | 10 | .1898 | |
| 2.067 | 0.154 | STD | 3.66 | .5606 | 40 | .1743 | ||
| 1.939 | 0.218 | XHY | 5.03 | .7309 | 80 | .1534 | ||
| 1.875 | 0.250 | 5.68 | .8045 | .1434 | ||||
| 1.813 | 0.281 | 6.29 | .8666 | .1344 | ||||
| 1.687 | 0.344 | 7.47 | .9806 | 160 | .1161 | |||
| 3 | 3.50 | 3.260 | 0.120 | 4.34 | 1.0411 | .4336 | ||
| 3.188 | 0.156 | 5.58 | 1.3122 | .4147 | ||||
| 3.156 | 0.172 | 6.12 | 1.4265 | .4064 | ||||
| 3.124 | 0.188 | 6.66 | 1.5342 | .3984 | ||||
| 3.068 | 0.216 | STD. | 7.58 | 1.7241 | 40 | .3840 | ||
| 3.000 | 0.250 | 8.69 | 1.9372 | .3672 | ||||
| 2.938 | 0.281 | 9.67 | 2.1207 | .3521 | ||||
| 2.900 | 0.300 | XHY | 10.26 | 2.2253 | 80 | .3431 | ||
| 2.624 | 0.438 | 14.34 | 2.8774 | 160 | .2811 | |||
| 2 1/2 | 2.875 | 2.635 | 0.120 | 3.53 | .6870 | 10 | .2833 | |
| 2.469 | 0.203 | STD. | 5.80 | 1.0640 | 40 | .2487 | ||
| 2.443 | 0.216 | 6.14 | 1.1169 | .2435 | ||||
| 2.375 | 0.250 | 7.02 | 1.2468 | .2301 | ||||
| 2.323 | 0.276 | XHY | 7.67 | 1.3386 | 80 | .2202 | ||
| 2.125 | 0.375 | 10.02 | 1.6371 | 160 | .1842 | |||
| 3 1/2 | 4.0 | 3.760 | 0.120 | 4.98 | 1.3776 | 10 | .5768 | |
| 3.548 | 0.226 | STD. | 9.12 | 2.3939 | 140 | .5136 | ||
| 3.500 | 0.250 | 10.02 | 2.6001 | .4998 | ||||
| 3.438 | 0.281 | 11.17 | 2.8562 | .4821 | ||||
| 3.364 | 0.318 | XHY | 12.52 | 3.1400 | 80 | .4617 | ||
| 5 | 5.563 | 5.187 | 0.188 | 10.80 | 4.1161 | 1.0979 | ||
| 5.125 | 0.219 | 12.51 | 4.7279 | 1.0716 | ||||
| 5.047 | 0.258 | STD. | 14.63 | 5.4500 | 40 | 1.0391 | ||
| 5.001 | 0.281 | 15.87 | 5.8644 | 1.0204 | ||||
| 4.939 | 0.312 | 17.51 | 6.4074 | .99647 | ||||
| 4.875 | 0.344 | 19.19 | 6.9358 | .9696 | ||||
| 4.813 | 0.375 | XHY | 20.80 | 7.4300 | 80 | .9449 | ||
| 4.563 | 0.500 | 27.06 | 9.2534 | 120 | .8495 | |||
| 4.313 | 0.625 | 32.99 | 10.7976 | 160 | .7590 | |||
| 4 | 4.5 | 4.260 | 0.120 | 5.62 | 1.7612 | 10 | .7404 | |
| 4.188 | 0.156 | 7.24 | 2.2354 | .7156 | ||||
| 4.124 | 0.188 | 8.67 | 2.6296 | .6942 | ||||
| 4.094 | 0.203 | 9.32 | 2.8173 | .6838 | ||||
| 4.062 | 0.219 | 10.02 | 3.0184 | .6725 | ||||
| 4.026 | 0.237 | STD. | 10.80 | 3.2145 | 40 | .6613 | ||
| 4.000 | 0.250 | 11.36 | 3.3611 | .6528 | ||||
| 3.938 | 0.281 | 12.67 | 3.7021 | 60 | .6326 | |||
| 3.876 | 0.312 | 13.97 | 4.0273 | .6126 | ||||
| 3.826 | 0.337 | XHY | 15.00 | 4.2713 | 80 | .5972 | ||
| 3.624 | 0.438 | 19.02 | 5.1790 | 120 | .5361 | |||
| 3.438 | 0.531 | 22.53 | 5.8997 | 160 | .4822 | |||
| 6 | 6.625 | 6.407 | 0.109 | 7.59 | 3.5769 | 5 | 1.6748 | |
| 6.357 | 0.134 | 9.30 | 4.3475 | 10 | 1.6488 | |||
| 6.313 | 0.156 | 10.79 | 5.0107 | 1.6260 | ||||
| 6.249 | 0.188 | 12.94 | 5.9351 | 1.5937 | ||||
| 6.219 | 0.203 | 13.94 | 6.3804 | 1.5780 | ||||
| 6.187 | 0.219 | 15.00 | 6.8261 | 1.5620 | ||||
| 6.125 | 0.250 | 17.04 | 7.6905 | 1.5306 | ||||
| 6.065 | 0.280 | STD. | 18.99 | 8.4958 | 40 | 1.5008 | ||
| 6.001 | 0.312 | 21.06 | 9.3416 | 1.4688 | ||||
| 5.937 | 0.344 | 23.10 | 10.111 | 1.4391 | ||||
| 5.875 | 0.375 | 25.05 | 10.893 | 1.4082 | ||||
| 5.761 | 0.432 | XHY | 28.60 | 12.224 | 80 | 1.3541 | ||
| 5.625 | 0.500 | 32.74 | 13.711 | 1.2909 | ||||
| 5.501 | 0.562 | 36.43 | 14.9806 | 120 | 1.2346 | |||
| 5.375 | 0.625 | 40.09 | 16.1821 | 1.1787 | ||||
| 5.187 | 0.719 | 45.39 | 17.8243 | 160 | 1.0977 | |||
| 4.897 | 0.864 | XXHY | 53.21 | 20.025 | .9784 | |||
| 4.625 | 1.000 | 60.13 | 21.7719 | .8727 | ||||
| 4.375 | 1.125 | 66.14 | 23.1237 | .7809 |
Carbon Steel IS 4923 Pipes are mainly utilized in structural and engineering applications thanks to their strength and adaptability. You’ll often find them in construction frameworks, industrial sheds, bridges, towers, and commercial buildings. The hollow section design helps reduce weight while ensuring structural integrity, making them a great fit for modern architecture and infrastructure projects. Additionally, these pipes are used in the fabrication of furniture, gates, railings, and support systems. Their consistent shape and ease of welding make them a popular choice in many applications.
Phanuphong Steel is a leading manufacturer, supplier and exporter of high-quality Carbon Steel, Alloy Steel, Mild Steel and Galvanized Steel products. Our extensive product range includes Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets and Plates, catering to various industries in Bangkok, Thailand.
Copyright 2025 Phanuphong Steel. All rights reserved