Helical Anchors | |||||
Shaft Size | Installation Torque Factor (k) | Axial Compression Load Limit | Ultimate-Limit Tension Strength | Useable Torsional Strength | Practical Load Limit Based Torsional Strength |
1-1/2” Square Bar | 9 - 11 | 70,000 lb. | 70,000 lb. | 7,500 ft-lb | Load limited to the rated capacity of the attachments and the lateral soil strength against the shaft |
1-3/4” Square Bar | 9 - 11 | 100,000 lb. | 100,000 lb. | 11,000 ft-lb | |
2-1/4” Square Bar | 10 - 12 | 200,000 lb. | 200,000 lb. | 23,000 ft-lb | |
2-7/8” Tubular – 0.203” Wall | 8 - 9 | 60,000 lb. | 60,000 lb. | 5,500 ft-lb | 44,000 lb |
2-7/8” Tubular – 0.262” Wall | 8 - 9 | 100,000 lb. | 100,000 lb. | 9,500 ft-lb | 80,000 lb |
3-1/2” Tubular – 0.300” Wall | 7 - 8 | 115,000 lb. | 120,000 lb. | 13,000 ft-lb | 97,000 lb |
4-1/2” Tubular – 0.337” Wall | 6 - 7 | 160,000 lb. | 160,000 lb. | 22,000 ft-lb | 143,000 lb |
Helix Blade |
8", 10", 12" and 14" in diameter with 3/8", 1/2" thickness. |
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Finish | Plain, Hot Dipped Galvanized, Painted, Powder Coating are available on your request. |
Construction Fundation Helical Anchor Advantages
A time-proven, versatile, and technically sound system |
Lower cost and faster installation than other methods |
Installs quickly with small or handheld equipment. |
Can be installed in limited-access areas or tight access. |
Site cleanliness and minimize damage to landscape. |
Soil load bearing capacity is tested during installation. |
Helical anchors available with single, double and triple helix blades. |
Available with optional hot-dip galvanization for added corrosion protection. |
Our service:
1. Professional staffs reply your inquiry in 24 working hours.
2. Professional factory: We are manufacturer, professional engineers and staffs are specialized in producing all kinds of traffic safety products for more than 10 years.
3.Door-To-Doorservice is available, you just need to check the products in your warehouse.
4.OEM and ODMservice are available here.
5. Competitive pricing, good quality and timely service.
6. Sample: Available
Shaft material: 40Cr(ASTM A5140) or 45#(ASTM 1045) steel. Helix plate: ASTM A36 hot rolled plate, available in 3/8\'\' and 1/2\'\' thickness. All helix leading edges sharpened and rock cut and 45 degrees. Corrosion protection: ASTM A153, hot dipped zinc coating. Efficient ...
Shaft material: 40Cr(ASTM A5140) or 45#(ASTM 1045) steel. Helix plate: ASTM A36 hot rolled plate, available in 3/8\'\' and 1/2\'\' thickness. All helix leading edges sharpened and rock cut and 45 degrees. Corrosion protection: ASTM A153, hot dipped zinc coating. Efficient ...
Shaft material: 40Cr(ASTM A5140) or 45#(ASTM 1045) steel. Helix plate: ASTM A36 hot rolled plate, available in 3/8\'\' and 1/2\'\' thickness. All helix leading edges sharpened and rock cut and 45 degrees. Corrosion protection: ASTM A153, hot dipped zinc coating. Efficient ...