| Customization: | Available |
|---|---|
| After-sales Service: | One Year |
| Warranty: | One Year |
| Shipping Cost: | Contact the supplier about freight and estimated delivery time. |
|---|
| Payment Methods: |
|
|---|---|
| Support payments in USD |
| Secure payments: | Every payment you make on Made-in-China.com is protected by the platform. |
|---|
| Refund policy: | Claim a refund if your order doesn't ship, is missing, or arrives with product issues. |
|---|
Suppliers with verified business licenses
Audited by an independent third-party inspection agency


Property | UTT7021D | UTT7041D | UTT7052D | UTT7062D | UTT7072D |
Wall Thickness t [m] | 2 | 2 | 2.5 | 2.5/2.75 | 2.75 |
Cross-Sectional Area A [mm²] | 351.8262 | 517.2616 | 735.2874 | 883.1197 | 1030.9520 |
Weight [kg/m] | 2.9586 | 4.2588 | 6.0203 | 7.1941 | 8.3679 |
Standard Length [m] | 3/6 | 3/6 | 3/6 | 3/6 | 3/6 |
Yield Strength fyk [N/mm²] | 300 | 290 | 300 | 295 | 290 |
Allowable Tensile Stress [N/mm²] | 195 | 188.5 | 195 | 191.75 | 188.5 |
Allowable Shear Stress [N/mm²] | 112.5 | 108.75 | 108.75 | 108.75 | 108.75 |
Elastic Modulus [kN/mm²] | 210 | 210 | 210 | 210 | 210 |
Shear Modulus [kN/mm²] | 81 | 81 | 81 | 81 | 81 |
Distance to Slot Opening e1[mm] | 20.6000 | 41.3000 | 52.0000 | 62.0519 | 72.0000 |
Distance to Slot Back e2 [mm] | -20.6000 | -41.3000 | -52.0000 | -61.9481 | -72.0000 |
Distance to Shear Axis zm (A of G) [mm] | 0 | 0 | 0 | 20.4 | 0 |
Moment of Inertia Iy [cm4] | 8.5979 | 32.3072 | 71.2100 | 120.8188 | 188.2736 |
Section Modulus Wy1 [cm³] | 2.5557 | 7.8226 | 13.6942 | 19.4706 | 26.1491 |
Section Modulus Wy2 [cm³] | 2.5570 | 7.8226 | 13.6942 | 19.5032 | 26.1491 |
Radius of Gyration ry [cm] | 1.2233 | 2.4992 | 3.1120 | 3.6988 | 4.2734 |
Allowable Bending Moment My [Nm] | 498.3527 | 1474.5547 | 2581.3625 | 3670.2079 | 4929.1073 |
Moment of Inertia Iz [cm4] | 9.2544 | 15.3611 | 22.3497 | 27.0975 | 31.8092 |
Section Modulus Wz1 [cm³] | 4.4815 | 7.4388 | 10.8231 | 13.1135 | 15.4040 |
Section Modulus Wz [cm³] | 4.5927 | 7.6234 | 11.0917 | 13.4389 | 15.7862 |
Radius of Gyration rz [cm] | 1.6219 | 1.7233 | 1.7434 | 1.7683 | 1.7565 |
Span | UTT7021D | UTT7041D | UTT7052D | UTT7072D | ||||
L(mm) | F(kN)max. | F(mm)L/200 | F(kN)max. | F(mm)L/200 | F(kN)max. | F(mm)L/200 | F(KN)max. | F(mm)L/200 |
250 | 7.74 | 0.33 | 23.78 | 0.17 | 29.78 | 0.19 | 68.57 | 0.08 |
500 | 3.87 | 21.32 | 11.89 | 0.66 | 14.89 | 0.75 | 34.28 | 0.32 |
750 | 2.58 | 2.97 | 7.93 | 1.49 | 9.93 | 1.69 | 22.86 | 0.73 |
1000 | 2 | 5.00 | 5.94 | 2.65 | 7.44 | 3.01 | 17.14 | 1.29 |
1250 | 1.06 | 6.25 | 4.76 | 4.14 | 5.96 | 4.70 | 13.71 | 2.02 |
1500 | 0.74 | 7.50 | 3.96 | 5.96 | 4.96 | 6.77 | 11.43 | 2.91 |
1750 | 0.54 | 8.75 | 3.33 | 8.75 | 4.41 | 8.75 | 9.80 | 3.96 |
2000 | 0.42 | 10.00 | 2.55 | 10.00 | 3.37 | 10.00 | 8.57 | 5.17 |
2250 | 0.33 | 11.25 | 2.02 | 11.25 | 2.67 | 11.25 | 7.62 | 6.55 |
2500 | 0.27 | 12.50 | 1.63 | 12.50 | 2.16 | 12.50 | 6.86 | 8.08 |
2750 | 0.22 | 13.75 | 1.35 | 13.75 | 1.79 | 13.75 | 5.98 | 13.75 |
3000 | 0.18 | 15.00 | 1.13 | 15.00 | 1.50 | 15.00 | 5.02 | 15.00 |
3250 | 0.16 | 16.25 | 0.97 | 16.25 | 1.28 | 16.25 | 4.28 | 16.25 |
3500 | 0.14 | 17.50 | 0.83 | 17.50 | 1.10 | 17.50 | 3.69 | 17.50 |
3750 | 0.12 | 18.75 | 0.73 | 18.75 | 0.96 | 18.50 | 3.21 | 18.75 |
4000 | 0.10 | 20.00 | 0.64 | 20.00 | 0.84 | 20.00 | 2.82 | 20.00 |

Product Name | Seismic support system accessories |
Seismic parts | Base/Connecting support frame/pipe clamp |
Craftsmanship | Casting, laser forging |
Product material | Carbon steel, ductile iron, stainless steel |
Approval Standards | FM,UL,CE Certificate |





