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Cover blocks from Huaxian Qingzhong Machinery Factory are precast Portland cement concrete spacers designed to maintain the required concrete cover over reinforcement steel in slabs and beams. The factory produces these in compressive strength grades M20 and M35, with standard sizes ranging from 20 mm to 75 mm to accommodate varying structural depths. These blocks ensure consistent spacing, which is critical for preventing corrosion and extending the lifespan of reinforced concrete structures.
The material composition meets the requirements for Portland cement concrete in typical construction applications, with the grade selection based on the structural demands of the project. Cover blocks are a consumable item in high-volume use across infrastructure, commercial, and residential projects, and their uniform shape and durability reduce on-site labor and material waste. Industry-standard practice often involves bulk packaging in bags or pallets for efficient transport and storage.
These spacers are primarily used by contractors and builders engaged in reinforced concrete work, where maintaining precise cover thickness is essential for compliance with design specifications and local building codes. Buyers typically source these in bulk to support large-scale projects, with trade terms negotiated based on volume, packaging preferences, and delivery schedules. The blocks are compatible with a broad selection of formwork systems and reinforcement layouts, making them a versatile component in modern construction.
| Material | Portland Cement Concrete |
| Compressive Strength Grade | M20, M35 |
| Size Range | 20 mm to 75 mm |
| Primary Function | Maintain concrete cover over reinforcement steel |
| Typical Density | 2400 kg per cubic meter (standard for Portland cement concrete) |
| Typical Moisture Content | Less than 5% by weight (standard for precast concrete) |
| Typical Tolerance | +/- 1 mm on dimensions (standard for precast spacers) |
| Packaging | Bulk bags or pallets |
| Application | Slabs, beams, columns in reinforced concrete structures |
| Industry Standard | ASTM C150 for Portland cement, IS 456 for concrete cover requirements (typical) |
Huaxian Qingzhong Machinery Factory operates from Chengguan Industrial Park in Anyang, Henan Province, China. The facility specializes in producing construction machinery and accessories, including cover blocks used in reinforced concrete work. Its location in a recognized industrial hub provides logistical advantages for both domestic distribution and export to international markets.
The supplier is listed with a harbor trust tier, indicating a verified operational presence. While response metrics are not currently available, the factory’s focus on construction-related products suggests a commitment to serving the needs of contractors and builders. No additional claims about history, scale, or clientele are made beyond what is explicitly supported by the available profile.
Concrete cover blocks and spacers are essential construction accessories used to maintain proper concrete cover over reinforcement steel, ensuring structural durability and corrosion resistance. Available in various compressive strengths like M20 and M35 grades, these spacers come in sizes ranging from 20mm to 75mm to suit different slab and beam depths. Widely sourced from manufacturers in India, Vietnam, and Turkey, cover blocks are exported in bulk bags or pallets for infrastructure, commercial, and residential projects. They are a high-volume consumable item in the global construction materials trade.
| 企业类型 | Supplier |
| 成立年份 | Contact Supplier |
| Employees | Contact Supplier |
| Annual Revenue | Contact Supplier |
| Main Products | View Products Tab |
| Major Markets | Global |
| 响应时间 | <4h |
| 响应率 | Contact Supplier |
Before placing an order, verify the compressive strength grade and size range to ensure they match your project’s structural requirements. Confirm that the blocks meet local building codes and standards for concrete cover, as these can vary by region. Additionally, request samples to check the dimensional accuracy and material consistency of the cover blocks.
Discuss logistics with the supplier to confirm packaging options, which are typically bulk bags or pallets for high-volume shipments. Clarify lead times, as these can depend on production schedules and order volume. Agree on Incoterms such as FOB or CIF to define responsibilities for shipping, insurance, and delivery to your designated port or site.
Conduct quality checks upon delivery to ensure the blocks meet the specified dimensions and material properties. Inspect for uniformity in shape and size, as deviations can affect structural performance. Request test certificates for the concrete grade and moisture content to confirm compliance with industry standards. Proper documentation, including packing lists and certificates of conformity, should accompany the shipment.
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When sourcing Cover Blocks Used In Construction Making for your business, securing the right balance of quality and cost is essential. Huaxian Qingzhong Machinery Factory, a verified supplier based in China, offers this product with key specifications including M20 / M25 / M35 Grade Concrete Spacers, 20mm, 25mm, 30mm, 40mm, 50mm, 75mm, and 25mm x 25mm to 75mm x 75mm (Square); 20mm to 75mm Diameter (Circular). By purchasing directly from the manufacturer or authorized exporter, buyers can negotiate favorable FOB prices starting at $10/Bags and manage bulk orders with a minimum order quantity (MOQ) of 1 Bags. This product is actively traded under HS Code 6810.91, making it a staple in the Building Construction Machineries and Equipments sector with strong demand from importing countries worldwide.
Importing Cover Blocks Used In Cons requires careful attention to shipping logistics, customs compliance, and secure payment terms. Huaxian Qingzhong Machinery Factory offers flexible shipping options such as Full Container Load (FCL) or Less than Container Load (LCL) via sea freight. To ensure a smooth transaction, buyers should verify import duties for HS Code 6810.91 in their destination country. Common payment methods for international B2B transactions include Letter of Credit (L/C), Telegraphic Transfer (T/T), and Documents against Payment (D/P). All transactions and RFQs are facilitated through EximNext, a leading import export marketplace designed to make cross-border trade secure and efficient.
Finding trustworthy partners is the foundation of successful importing. The supplier of this Cover Blocks Used In Cons has been verified on our platform. Whether you are a distributor, wholesaler, or procurement manager, you can request a free quotation, ask for product samples, and finalize your bulk purchase with confidence. EximNext hosts thousands of verified manufacturers and exporters across 200+ countries. Explore similar products in the Building Construction Machineries and Equipments category and connect with top-tier exporters on our comprehensive online B2B marketplace. Start your sourcing journey today.
Importing Cover Blocks Used In Cons requires careful attention to shipping logistics, customs compliance, and secure payment terms. Common shipping options include Full Container Load (FCL) or Less than Container Load (LCL) via sea freight. Buyers should verify import duties for HS Code 6810.91 in their destination country. Common payment methods include Letter of Credit (L/C), Telegraphic Transfer (T/T), and Documents against Payment (D/P).
The current listed wholesale price for Cover Blocks Used In Construction Making from Huaxian Qingzhong Machinery Factory is $10/Bags on FOB terms from China. Prices may vary depending on order volume, packaging, and destination. For the most accurate bulk quote, send a direct RFQ to Huaxian Qingzhong Machinery Factory through EximNext.
The supplier, Huaxian Qingzhong Machinery Factory, has set a Minimum Order Quantity (MOQ) of 1 Bags for Cover Blocks Used In Cons. For sample requests or smaller trial orders, contact the supplier directly through our platform's inquiry system.
For international shipping and customs clearance, Cover Blocks Used In Construction Making is classified under HS Code 6810.91. Buyers should verify their local customs regulations to determine applicable import duties and taxes for this classification.
To import Cover Blocks Used In Cons from China, negotiate shipping terms (FOB, CIF, or EXW) directly with Huaxian Qingzhong Machinery Factory. Ensure you have the necessary import licenses for Building Construction Machineries and Equipments products in your destination country.
Yes, Huaxian Qingzhong Machinery Factory is a verified supplier on EximNext. You can view their complete company profile, business registration details, certifications, and export history before placing a bulk order.
The key specifications for Cover Blocks Used In Construction Making supplied by Huaxian Qingzhong Machinery Factory include M20 / M25 / M35 Grade Concrete Spacers, 20mm, 25mm, 30mm, 40mm, 50mm, 75mm, and 25mm x 25mm to 75mm x 75mm (Square); 20mm to 75mm Diameter (Circular). For a complete technical data sheet or Certificate of Analysis (COA), send an inquiry directly to the supplier through EximNext.
Huaxian Qingzhong Machinery Factory offers Cover Blocks Used In Cons with standard export packaging. Custom packaging, private labeling, and OEM/ODM options may also be available for large wholesale orders.
Cover Blocks Used In Cons is actively imported by buyers worldwide. Request a destination-specific CIF or CFR quote from Huaxian Qingzhong Machinery Factory through our platform.
Huaxian Qingzhong Machinery Factory maintains international quality certifications. These ensure that the Cover Blocks Used In Cons meets international quality, safety, and regulatory standards required for cross-border trade.
Click "Request Quotation" on this product page, specify your required quantity, preferred shipping terms, and destination country. Huaxian Qingzhong Machinery Factory will respond with a detailed wholesale quote including FOB pricing, lead time, and payment options.
Common payment methods include Letter of Credit (L/C), Telegraphic Transfer (T/T), Documents against Payment (D/P), and Escrow services. Confirm accepted terms directly with Huaxian Qingzhong Machinery Factory.
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