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Rock Bolts Mining Bolting
Anchor rods are available in a variety of sizes, materials, and configurations, allowing them to be customized to meet specific project requirements. From supporting heavy machinery to securing critical infrastructure, anchor rods serve as reliable connectors, establishing a strong foundation for diverse applications in the realm of construction and engineering.
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Product Description

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Product NameHollow bolts / Hollow anchor / Self drill anchor / Grouting drill anchor bar / Rock anchor
StandardsGB1499.2-2007 GB 50086-2015 TB/T 3209-2008
GradesCarbon45#, sae1045, aisi1045

Alloy40Cr, JIS SCr440, ASTM 5140, ISO 41Cr4
CertificateWe are SGS approved enterprise, we issue MTC and be responsible for the quality.
Outside diameter25mm, 25.4mm, 28mm, 28.3mm, 30mm, 32mm, 38mm, 40mm, 51mm, 76mm or as per required
Thread standardISO 10208 / ISO1720
Tolerance for OD+0mm/-0.2mm
Length1.5m, 2m, 3m, 4m, 5m, 6m, or as per clients request
Surface treatmentBlack / oiled /galvanized or as per required.
Heat treatmentAnnealed
TestYield strength test, Tensile strength Test, Chemical composition
Accessoriesnormal head, Alloy bit, expanding head, hex-nut, slurry seal, connector, plate
PackingWrapped by anti-water plastic clothes, each bundle two hoisting belts
Applicationpre-support, radial support, slope stabilization, foundation support , soil nail, retaining wall, etc.
Shipping portQingdao, or Tianjin port
Trade termCIF, CFR, FOB, EXW
Paying term30% T/T deposit, 70% balance by T'T before delivery or 30%TT + 70% LC.

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FAQ

How long is your delivery time?
Our daily inventory is more than 6000 tons, so for common product size, just need 5-7 work days from stocks; if the special size from new production, delivery 15-21 days.
How many countries you already exported?
Our products are widely used more than 60 countries already mainly from Vietnam, Indonesia, Thailand, UAE, Iran, Saudi Arabia, Russia, Australia, Germany, UK, Moldova, Italy, Turkey, Chile, Uruguay, Paraguay, Mexico, Brazil, Argentina, Peru, America, Canada etc.
What’s your supported standard of products?
We can supply BG/T; ASTM; EN/DIN; JIS and other common standards products. Customers can name their requests and we can supply accordingly.
What’s your supported measurement and size?
For sheets and coils, we can support sizes in gauge, mm and inch/feet For pipes, we can support mm, SCH and DN
What cash do you take?
We can accept USD and RMB for now
What’s your payment term?
T/T, T/T + L/C, Paypal, etc.
What’s your incoterm?
FOB, CIF, DDP and other incoterm the customers named.
What’s your policy with dealers and wholesalers?
We have yearly plan for such customers and need to negotiate personally

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