38mm Cross Sectional Area 540mm2 Fiberglass Anchor Bolts For Tunneling

Brand Name:SupFRP
Certification:ISO, SGS, NATA
Model Number:H38S
Minimum Order Quantity:3 meters
Delivery Time:1 to 6 weeks
Payment Terms:L/C, T/T
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Active Member
Location: Chengdu Sichuan China
Address: Jinjiang District, Chengdu, Sichuan 610000, China
Supplier`s last login times: within 35 hours
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Product Details

Self Drilling Fiberglass Anchor Bolts 38mm GFRP Suppliers In Tunneling


Features

The SupFRP® GFRP SDA Bolt can be used in soft rock or clay soil, for the reinforcement of the face of the tunnel or for slope stabilization. Furthermore the cuttability protects the machinery by avoiding obstructions while drifting or enlarging tunnels.The fully threaded resin anchor rod glass fiber reinforced rod is formed by heating and curing of glass fiber yarn, resin, and curing agent. The shape of the anchor rod body is full thread, and its characteristics are as follows:


Light pole body: The weight of GFRP bolt is only one-fourth of the weight of the steel bolt of the same specification, which is easy to install and construct, reduce labor intensity, and save transportation costs.


Strong corrosion resistance: GFRP anchor bolt is made of unsaturated polyester resin and glass fiber. It is resistant to rust, strong in acid and alkali environments, does not reflect electromagnetic waves, and can meet the needs of long-term support.


Easy to operate: it is easy to cut, does not produce sparks when cutting, has a certain protective effect on the shearer, is convenient for comprehensive mining operations, is beneficial to production safety, and improves production efficiency;


High strength: rod tensile strength ≥300MPa, torque ≥40N·m, shear strength ≥75Mpa.


Technical data

GFRP SDA BoltH25SH28SH32SH38S
Outside Diameter (mm)*125283238
Internal Diameter (mm)12141520

Nominal Cross sectional

carea (mm2)*2

250310400540
Guaranteed tensile load (kN)220280365490
Tensile E-Modulus (GPa)45454545
Torsion Strength (Nm)18025036O450
Ultimate Strain2.0%
Weight (kg/m)0.630.860.991.33
Thread type(ISO)R25R28R32R38
Length (m)(1) x 2, x3, x4, x5, x6, x7, x8, x9, x10, x11,

Accessories


Application


SubNumbers


10 Years - The average seniority > 10 years, which is not common in anchor manufacturing industry.

20 Years - 20 years of exporting experience, familiar with different product standards from different

customers and countries.

26 Years - 26 years of exploration and development, SupAnchor has become the No.1 SDA bar

manufacturer in Asia.

60 Countries - customers from 60 countries. Our self drilling anchor systems have been used by

customers from 50 countries all over the world, including America, Chile, Germany,

Australia India, etc.

1,500 Projects - SupAnchor’s products have been widely used in over 1500 massive projects.


Quality System

QC Procedure
SupAnchor has its own quality tracking systems. Every batch of anchor bar has its unique batch
number, which can be tracked from raw materials till installation.
Being the No.1 exporter of SDA bars in Asia, quality control has been always SupAnchor’s biggest
China 38mm Cross Sectional Area 540mm2 Fiberglass Anchor Bolts For Tunneling supplier

38mm Cross Sectional Area 540mm2 Fiberglass Anchor Bolts For Tunneling

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