Civil Construction Tunnel Sda Anchor Bolt

• Application: Construction
• Certification: ISO
• Surface Treatment: Yes
• Technics: Hot Rolled
• Material: Steel
• Type: Rock Bolt
• Model NO.: R32
• Transport Package: Bundle
• Specification: R25, 32, 38, 51, T76
• Trademark: TOPMETAL
• Origin: China
• HS Code: 7308400000
• Production Capacity: 100000m

Product Description

Product Description

The Civil Construction Tunnel SDA Anchor Bolt, manufactured by Handan Topmetal Co., Ltd., is a reliable and efficient anchoring solution for complex ground conditions. This advanced self-drilling system eliminates the need for a cased borehole, saving time and ensuring safety.

 

Features:

• Simple installation and operation


• Choice of drill bits for different ground conditions


• Grouting works synchronize with drilling or after drilling, effectively filling fractures


• Anchor bars can be cut and lengthened on request, making it suitable for narrow spaces


• Provides higher bonding stress than smooth steel pipe due to continuous wave thread

 

Application:

• Railway System


• Metro Project


• Slope Stabilization


• Hydroelectric Station


• Infrastructure


• Mining

 

Drill bits, nut, plate, and coupler are assembled accordingly for your convenience.

Product Parameters

Type	Outer Dia.(mm)	Inner Dia.(mm)	Ultimate Load(KN)	Yield Load(KN)	Weight(kg/m)
R25N	25	14	200	150	2.3
R32L	32	22	260	200	2.8
R32N	32	21	280	230	2.9
R32/18.5	32	18.5	280	230	3.4
R32S	32	17	360	280	3.5
R38N	38	21	500	400	4.8
R38/19	38	19	500	400	5.5
R51NL	51	36	550	450	6.3
R51N	51	33	800	630	8.0
T76N	76	51	1600	1200	16.5
T76S	76	45	1900	1500	19.7

Detailed Photos