Kelleg International Trade (Shanghai) Co., Ltd.
                                                                                                           
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9 Years
Since 2017
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Grouted Rock Bolt Anti-Corrosion System Steel Threaded Rod 20-75mm PSB500-PSB1200 Yield Strength

Price Negotiable
Price: $8.80/meters 1-499 meters
MOQ: Negotiable
Delivery Time: Negotiable
Brand: Kelleg
Product Description
Grouted Rock Bolt Anti-Corrosion System
The precision rolled threaded bar system consists of precision rolled threaded bar, connector, hexagonal nut, and flat plate, featuring high strength, flexible structure, and wide range of applications. These threaded bars serve as soil nails, anchors, mini-piles, and other structural components for slope support, embankment reinforcement, landslide management, foundation uplift control, and various geotechnical engineering applications.
Grouted rock bolt anti-corrosion system components and installation Threaded rod and refined rolled thread bar technical specifications Geotechnical anchoring system installation diagram
Product Specifications
Main Diameter: 20mm, 25mm, 32mm (custom specifications available: 28mm, 34mm)
Yield Strength (MPa): PSB500, PSB830, PSB930, PSB1080, PSB1200
Hot-dip Galvanized Coating Requirements
Product Specification Local Coating Thickness (μm) Mean Coating Thickness (μm) Max. Coating Thickness (μm)
Threaded Rods 70-200 85 200
Dimensions and Specifications
Diameter (mm) PSB500 PSB830 PSB930 PSB1080
15 KTB15-Q500 KTB15-Q830 KTB15-Q930 KTB15-Q1080
20 KTB20-Q500 KTB20-Q830 KTB20-Q930 KTB20-Q1080
25 KTB25-Q500 KTB25-Q830 KTB25-Q930 KTB25-Q1080
32 KTB32-Q500 KTB32-Q830 KTB32-Q930 KTB32-Q1080
36 KTB36-Q500 KTB36-Q830 KTB36-Q930 KTB36-Q1080
40 KTB40-Q500 KTB40-Q830 KTB40-Q930 KTB40-Q1080
50 KTB50-Q500 KTB50-Q830 KTB50-Q930 KTB50-Q1080
60 KTB60-Q500 KTB60-Q830 KTB60-Q930 KTB60-Q1080
65 KTB65-Q500 KTB65-Q830 KTB65-Q930 KTB65-Q1080
75 KTB75-Q500 KTB75-Q830 KTB75-Q930 KTB75-Q1080
Non-anticorrosive system components and application
Anti-Corrosion Systems
1) Non-anticorrosive System
Suitable for temporary support in non-corrosive environments. The anchoring section is protected by cement grout.
Non-anticorrosive anchorage system diagram
2) Class I Anti-corrosion System
Suitable for semi-permanent and permanent support in corrosive environments. The anchorage section is protected by corrugated pipe, end cap, and cement grout, while the free section is protected by smooth plastic pipe.
Class I anti-corrosion anchoring system components
3) Class II Anti-corrosion System
Used for temporary support in corrosive environments and semi-permanent support in non-corrosive environments. The anchorage section is protected by cement grout, and the free section is protected by smooth plastic pipe.
Class II anti-corrosion system installation details
About Kelleg
Kelleg is a market-oriented enterprise integrating R&D, design, procurement, sales, and customer service. We specialize in geotechnical anchoring and are committed to building a professional service platform that integrates system solutions, product supply, and technical support. Our professional teams provide comprehensive services including pre-sale technical consultation, product selection guidance, order management, and on-site technical support.
Kelleg company overview and capabilities Geotechnical engineering applications and solutions Professional technical support and service team Quality control and inspection procedures Product testing and certification processes Manufacturing facilities and production capabilities Technical documentation and engineering specifications Customer service and support infrastructure Industry applications and project case studies
Frequently Asked Questions
1: Is there a minimum order quantity?
We generally have no minimum order quantity.
2: Do you have the inspection procedures?
100% strict inspection and testing for every order before packing.
3: How long is your delivery time?
1-3 days for products in stock; regular order delivery in 2-3 weeks.
4: After Services:
• Our sales team responds within 24 hours (holidays excluded)
• Technical support available at any time
• Free replacement provided for confirmed product quality failures

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Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Kelleg International Trade (Shanghai) Co., Ltd.

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