Download the Latest W beam Specifications and Dimensions.
ASTM A572 Grade 50 Jumbo Beams Heavy Structural Steel Wide Flange H-Beams
| Item | Specification |
|---|---|
| Material Standard | ASTM A572 Grade 50 (HSLA Structural Steel) |
| Yield Strength | ≥ 345 MPa (50 ksi) |
| Tensile Strength | 450–620 MPa |
| Available Sections | W6×9, W8×10, W12×30, W14×43, W18, W21, W24, W27, W30, W36, Jumbo Sections |
| Length | Standard 6 m & 12 m; Custom Length Available |
| Dimensional Tolerance | Conforms to ASTM A6 / A6M |
| Quality Certification | Mill Test Certificate (EN 10204 3.1), ISO 9001, SGS / BV / TUV Inspection Available |
Technical Data
| Item | Grade | Carbon,max, % |
Manganese,max, % |
Silicon,max, % |
Phosphorusmax, % |
Sulfur,max, % |
|
| A572 steel beams | 42 | 0.21 | 1.35 | 0.40 | 0.04 | 0.05 | |
| 50 | 0.23 | 1.35 | 0.40 | 0.04 | 0.05 | ||
| 55 | 0.25 | 1.35 | 0.40 | 0.04 | 0.05 | ||
ASTM A36/A992/A572 W-beam (or H-beam) Mechanical Property
| Item | Grade | Yield pointmin,ksi[MPa] | Tensile strength,min,ksi[MPa] | |
| A572 steel beams | 42 | 42[290] | 60[415] | |
| 50 | 50[345] | 65[450] | ||
| 55 | 55[380] | 70[485] | ||
ASTM A572 Wide Flange H-beam Sizes - W Beam
| Designation | Dimensions | Static Parameters | |||||||
| Moment of Inertia | Section Modulus | ||||||||
| Imperial(in x lb/ft) | Depthh (in) | Widthw (in) | Web Thicknesss (in) | Sectional Area(in2) | Weight(lb/ft) | Ix(in4) | Iy(in4) | Wx(in3) | Wy(in3) |
| W 27 x 178 | 27.8 | 14.09 | 0.725 | 52.3 | 178 | 6990 | 555 | 502 | 78.8 |
| W 27 x 161 | 27.6 | 14.02 | 0.660 | 47.4 | 161 | 6280 | 497 | 455 | 70.9 |
| W 27 x 146 | 27.4 | 14 | 0.605 | 42.9 | 146 | 5630 | 443 | 411 | 63.5 |
| W 27 x 114 | 27.3 | 10.07 | 0.570 | 33.5 | 114 | 4090 | 159 | 299 | 31.5 |
| W 27 x 102 | 27.1 | 10.02 | 0.515 | 30.0 | 102 | 3620 | 139 | 267 | 27.8 |
| W 27 x 94 | 26.9 | 10 | 0.490 | 27.7 | 94 | 3270 | 124 | 243 | 24.8 |
| W 27 x 84 | 26.7 | 9.96 | 0.460 | 24.8 | 84 | 2850 | 106 | 213 | 21.2 |
| W 24 x 162 | 25 | 13 | 0.705 | 47.7 | 162 | 5170 | 443 | 414 | 68.4 |
| W 24 x 146 | 24.7 | 12.9 | 0.650 | 43.0 | 146 | 4580 | 391 | 371 | 60.5 |
| W 24 x 131 | 24.5 | 12.9 | 0.605 | 38.5 | 131 | 4020 | 340 | 329 | 53.0 |
| W 24 x 117 | 24.3 | 12.8 | 0.55 | 34.4 | 117 | 3540 | 297 | 291 | 46.5 |
| W 24 x 104 | 24.1 | 12.75 | 0.500 | 30.6 | 104 | 3100 | 259 | 258 | 40.7 |
| W 24 x 94 | 24.1 | 9.07 | 0.515 | 27.7 | 94 | 2700 | 109 | 222 | 24.0 |
| W 24 x 84 | 24.1 | 9.02 | 0.470 | 24.7 | 84 | 2370 | 94.4 | 196 | 20.9 |
| W 24 x 76 | 23.9 | 9 | 0.440 | 22.4 | 76 | 2100 | 82.5 | 176 | 18.4 |
| W 24 x 68 | 23.7 | 8.97 | 0.415 | 20.1 | 68 | 1830 | 70.4 | 154 | 15.7 |
| W 24 x 62 | 23.7 | 7.04 | 0.430 | 18.2 | 62 | 1550 | 34.5 | 131 | 9.8 |
| W 24 x 55 | 23.6 | 7.01 | 0.395 | 16.2 | 55 | 1350 | 29.1 | 114 | 8.3 |
| W 21 x 147 | 22.1 | 12.51 | 0.720 | 43.2 | 147 | 3630 | 376 | 329 | 60.1 |
| W 21 x 132 | 21.8 | 12.44 | 0.650 | 38.8 | 132 | 3220 | 333 | 295 | 53.5 |
| W 21 x 122 | 21.7 | 12.39 | 0.600 | 35.9 | 122 | 2960 | 305 | 273 | 49.2 |
| W 21 x 111 | 21.5 | 12.34 | 0.550 | 32.7 | 111 | 2670 | 274 | 249 | 44.5 |
| W 21 x 101 | 21.4 | 12.29 | 0.500 | 29.8 | 101 | 2420 | 248 | 227 | 40.3 |
| W 21 x 93 | 21.6 | 8.42 | 0.580 | 27.3 | 93 | 2070 | 92.9 | 192 | 22.1 |
| W 21 x 83 | 21.4 | 8.36 | 0.515 | 24.3 | 83 | 1830 | 81.4 | 171 | 19.5 |
| W 21 x 73 | 21.2 | 8.3 | 0.455 | 21.5 | 73 | 1600 | 70.6 | 151 | 17.0 |
| W 21 x 68 | 21.1 | 8.27 | 0.430 | 20.0 | 68 | 1480 | 64.7 | 140 | 15.7 |
| W 21 x 62 | 21 | 8.24 | 0.400 | 18.3 | 62 | 1330 | 57.5 | 127 | 13.9 |
| W 21 x 57 | 21.1 | 6.56 | 0.405 | 16.7 | 57 | 1170 | 30.6 | 111 | 9.4 |
| W 21 x 50 | 20.8 | 6.53 | 0.380 | 14.7 | 50 | 984 | 24.9 | 94.5 | 7.6 |
| W 21 x 44 | 20.7 | 6.5 | 0.350 | 13.0 | 44 | 843 | 20.7 | 81.6 | 6.4 |
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Ordinary Surface
Galvanized Surface (hot-dip galvanizing thickness ≥ 85μm, service life up to 15-20 years),
Black Oil Surface
Let us provide you with a free 24-hour quote or to ask you more questions about our products!
Structural Steelwork: Frame beams and columns for high rise office, residential and shopping mall buildings; primary structures and crane beams for industrial plants.
Bridge engineering: Deck systems and substructures for small and medium-sized highway and railroad bridges.
Urban and specialized engineering: Such as subway stations, urban pipeline corridor bracing, tower crane footings and temporary construction bracing.
Global Engineering: Our products are engineered to meet the North American and other international standards for steel structure design.
1) Branch Office - Support in Spanish, help with customs clearance, etc.
2) About 5,000 tons of stock in stock, with a wide variety of sizes
3) Checked by the authoritative bodies like CCIC, SGS, BV, TUV with standard seaworthy packaging.
Packing
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Bundled with steel straps
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Export standard seaworthy packing
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Plastic caps for beam ends (if required)
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Waterproof covering available upon request
Delivery
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Delivery Time: 7–15 days for stock sizes
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15–30 days for customized orders
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Loading Port: Shanghai / Tianjin / Qingdao (or as required)
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Shipping Terms: FOB, CFR, CIF available
Q1: What is the minimum yield strength of ASTM A572 Grade 50?
A: The minimum yield strength is 50 ksi (345 MPa), offering higher strength than ASTM A36.
Q2: What sizes are available?
A: We supply standard W sections such as W6–W36, including jumbo beams. Custom sizes are also available upon request.
Q3: What is the standard length?
A: Standard lengths are 6 m and 12 m. Customized lengths and cutting services are available.
Q4: Do you provide Mill Test Certificates?
A: Yes, we provide MTC (EN 10204 3.1) and support third-party inspections such as SGS, BV, or TUV.
Q5: Can the beams be galvanized or coated?
A: Yes, we offer hot-dip galvanizing, primer coating, and epoxy painting according to project requirements.
Address
Bl20, Shanghecheng, Shuangjie Street, Beichen District, Tianjin, China
Phone
+86 13652091506












