Powered by Made-in-China.com
Self Drilling Hollow Bolt for Deep Foundation Support
US$1.95
500-4,999 Meters
US$1.75
5,000-9,999 Meters
US$1.45
10,000+ Meters
Sample price:US$50.00/kg.Request sample
Product profile
Customization
AvailableAfter-sales Service
Can Exchange GoodsWarranty
2 YearModel NO.
R25N/R32N/R32S/R32LCertification
ISO 9001:2000, ISO 9001:2008Standard
AISI, ASME, BS, ANSI, JIS, GB, GOST, ASTM, DINSurface Treatment
Oiled/GalvanizedManufacturing Process
Hot RolledMaterial
Carbon SteelTerms of Payment
30%T/T Advance + 70% BalanceTrade Terms
EXW Fob CFR CIFPlace of Origin
ChinaLength
Custom LengthDiameter
Custom DiameterMaterials
High StrengthSurface
Antirust Coating or Zinc PlatingWay to Install
According to Actual EngineeringInstallation Method
Pre-Stressed Anchor,Traction Bolt,Grouted Rock BolMarking and Numbering
CustomTransport Package
Standard Seaworthy PackingSpecification
1/8''-24'' SCH40 SCH80 STD or customizationTrademark
Shan Shui Special SteelOrigin
Liaocheng ShandongHS Code
7308Production Capacity
300000tons/YearKey features
High Strength Material: Made from Carbon Steel and Alloy Structure Steel with high anti-corrosion capacity.
Custom Dimensions: Available in Custom Length and Custom Diameter to meet specific engineering needs.
Multiple Thread Types: Offers R-Thread and T-Thread anchor rods with various sizes from R25 to T103.
Robust Load Capacity: Ultimate load capacity ranges from 200KN to 1900KN depending on the model.
Surface Treatment Options: Provides Oiled or Galvanized surface treatments including Antirust Coating and Zinc Plating.
International Certifications: Certified under ISO 9001:2000, ISO 9001:2008, and complies with AISI, ASME, BS, ANSI, JIS, GB, GOST, ASTM, DIN standards.
2-Year Warranty: Comprehensive 2-year warranty coverage with goods exchange service available.
Proven Design: Invented in the 1960s by MAI to solve low construction speed in complicated underground works.
Company profile
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedCustomization Options: Minor Customization CertifiedExport Year: 1 year CertifiedNearest Port: Qingdao Port, Tianjin PortAverage Response Time: ≤7.35h CertifiedTerms of Payment: T/T, LC
AI-Powered supplier vetting
SummaryThe supplier is explicitly identified as a professional technical supplier with R&D capability, 3D software design services, and broad customization options. It provides ODM and OEM services, has valid manufacturing contracts with associated subcontractors, in-stock capability, and documented procedures for supplier assessment, corrective actions, and complaint handling. Export activity is established, with 11 years of exporting experience, self-operated import/export rights, and exports representing 51%–70% of sales. However, the supplier has no available SDK, reported no new products in the past year, lacks overseas warehouses, showrooms, agents, and branches, and has not participated in offline trade shows. Finished products are checked by packing staff, while raw-material traceability is absent. No certification information, explicit after-sales service information, or customer case details are provided.
Supplier typeThe supplier is explicitly described as a professional technical supplier. Its stated business scope covers metal materials, hardware products, hardware R&D, special steel materials, and import/export activities, indicating a hardware and metal-materials supplier with technical development capability.
After-Sales capabilityThe supplier has clear procedures and followed records for handling customer complaints and corrective/preventive actions, which supports service-process capability. However, no broader after-sales service coverage, service network, or response commitment is provided.
R&D capabilityThe supplier reports professional R&D capability, 3D software design services, and ODM capability. However, it has no available SDK and reported no new products in the past year, indicating some innovation limitations despite design and development services.
Production capacityProduction support is evidenced by valid contracts with each associated subcontractor, in-stock capability, lead times within 15 working days in both peak and off-season, five qualified service-capability suppliers, and documented assessment procedures. Quality assurance is present, although finished-product checking is performed by packing staff and raw-material traceability is unavailable.
Customization capabilityThe supplier explicitly offers customization from designs, samples, full customization, minor customization, and flexible customization. Its ODM and OEM services further support the conclusion that it can undertake customized product development and manufacturing.
Client casesThe supplier states that it provides OEM services for well-known brands, which is direct evidence of at least one type of customer engagement. No named customers, project details, order scope, or performance outcomes are supplied, so the breadth and verifiability of customer cases remain unclear.
Product Q&A
Q:What are the available thread types?
A:
We supply R-Thread and T-Thread anchor rods. R-Thread sizes include R25, R32, R38, R51, T76. T-Thread sizes include T30, T40, T52, T73, T103, T127, T130.
Q:Is customization available for this product?
A:
Yes, we offer minor customization including Custom Length, Custom Diameter, High Strength Materials, Antirust Coating or Zinc Plating, and Custom Marking and Numbering.
Q:What is the warranty period?
A:
We provide a 2-year warranty for this product.
Q:What are the payment terms?
A:
The terms of payment are 30% T/T Advance + 70% Balance.
Q:What is the minimum order quantity?
A:
The Minimum Order Quantity is 25 tons.
Send Inquiry
*To:
Shandong Chenze Steel Co., Ltd.
Shandong Chenze Steel Co., Ltd.*Content:
Supplier replies will be sent to your registered email
You may also like
Self-Drilling Hollow Anchor Bolt / Rock Bolt for Tunnel and Slope Support
US$1.45-1.95
500 Meters(MOQ)
R38 Self Drilling Anchor Rod Fully Threaded Hollow Rock Bolt for Mining and Tunneling
US$1.70-2.99
50 Meters(MOQ)
40cr Self Drilling Hollow Bolt for Mining Roof Support
US$560.00-660.00
5 Tons(MOQ)
Self Drilling Hollow Anchor Bolt for Slope and Excavation Support
US$1.45-1.95
500 Meters(MOQ)
T76 T-Type Bolts Self Drilling Anchor Rock Bolt for Foundation, Manufacturer
US$1.20
1 Meter(MOQ)
Self Drilling Anchor Rod Hollow Bar R38 R51 Fully Threaded Rock Bolt for Mining and Tunneling
US$1.70-2.99
50 Meters(MOQ)
Self Drilling Anchor System Hollow Bar and Rock Bolt Constructiontech
US$1.20
1 Piece(MOQ)
T30 Self Drilling Hollow Rock Bolt for Tunneling, Micropile, Soil Nails
US$2.99
100 Meters(MOQ)
R32L R32n R32s Self Drilling Anchor System Anchor Bolt R32 for Tunneling Mining Roof Bolting
Negotiable
200 Pieces(MOQ)
R51 Rock Bolt of Self-Drilling Anchor System (SDA) Manufacturer in China
US$1.20
1 Meter(MOQ)
Top Quality Hot Selling Self Drilling Anchor Bolt for Slope Stabilisation R32 Soil Nail
US$55.00-150.00
50 Pieces(MOQ)
Maxdrill R25 42mm Self Drilling Anchor Bolts for Heavy Duty Applications
US$45.00-50.00
50 Pieces(MOQ)
R25 R32 R51 Self-Drilling Rock Bolts for Slope Reinforcement Soil Nails
US$5.00-20.00
1 sets(MOQ)
Maxdrill Self-Drilling Bolt System for Anchoring
US$300.00-380.00
10 Pieces(MOQ)
M16 M20 Expansion Shell Rock Bolt Assembly for Mining Roof Support
US$0.99
100 Pieces(MOQ)
Reinforced Concrete Anchor Bolt for Jumbolter Rock Bolting Jumbo
US$5.00-7.00
20 pieces(MOQ)
Tunnel Underground Mining Self Drilling Rock Bolt Expansion Shell Anchor Bolt
Negotiable
100 Pieces(MOQ)
Tunnel Underground Mining Self Drilling Rock Bolt Anchor Expansion Shell
Negotiable
100 Pieces(MOQ)



















