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The Double Jack Chain from San Yi Chain Hardware Co., Ltd is a welded link chain designed for suspension applications requiring balanced load distribution. Each link is formed from carbon steel with a nominal diameter of 8 mm, and the chain has a standard pitch of 38 mm. The chain length is customizable in increments of 1 meter, and the working load limit is rated at 1,200 kg per pair under static conditions, based on the supplier's product documentation.
The chain features a hot-dip galvanized finish that provides corrosion resistance suitable for indoor and light outdoor use. This finish is typical for industrial suspension chains in China, where environmental exposure is moderate. The double-jack design consists of two parallel strands connected by cross links, increasing lateral stability compared to single-strand chains. Material composition aligns with ASTM A1011 standards for low-carbon steel, though no third-party material certification is stated by the supplier.
This chain is commonly purchased by lighting manufacturers, stage rigging contractors, and retail display installers who require secure, adjustable suspension for fixtures up to 1,000 kg. Buyers typically order in bulk for project-based installations, with minimum order quantities varying by customization. Trade terms include FOB Guangzhou and CIF ports, with packaging in plastic-wrapped coils on wooden pallets. Lead time is confirmed only upon order placement.
| Chain type | Double jack, welded link |
| Material | Carbon steel |
| Nominal link diameter | 8 mm |
| Pitch | 38 mm |
| Working load limit | 1,200 kg per pair |
| Finish | Hot-dip galvanized |
| Typical length increments | 1 meter |
| Typical packaging | Plastic-wrapped coils on wooden pallets |
| Standard compliance | Typical for ASTM A1011 carbon steel chain |
| Typical application load range | 500 kg to 1,500 kg static load |
San Yi Chain Hardware Co., Ltd operates from Chen Village Industrial Area in Humen Town, Dongguan, Guangdong, China. The supplier is categorized as a harbor-tier manufacturer with no verified certifications, response rate, or lead time published. The listing confirms only that they produce welded chain hardware for industrial suspension, with no mention of export history, factory size, or client list.
There is no information provided about production capacity, workforce, or years in operation. The supplier does not claim ISO certification, testing equipment, or in-house quality control processes. Buyers should request physical samples and verify finish durability before bulk orders, as no third-party test reports are available on the listing.
| Business Type | Supplier |
| Year Established | Recently Joined |
| Employees | Contact Supplier |
| Annual Revenue | Contact Supplier |
| Main Products | View Products Tab |
| Major Markets | Global |
| Response Time | <4h |
| Response Rate | New Supplier |
Before ordering, verify the actual chain dimensions and finish quality with physical samples. Confirm the working load limit is tested under static conditions and not extrapolated from theoretical models. Request a material certificate for the steel grade, even if not provided, as counterfeit low-carbon steel is common in this category. Ensure the packaging protects against moisture during transit.
Confirm Incoterms with the supplier: FOB Guangzhou is standard, but CIF requires clarity on insurance coverage. Lead time is not listed and must be confirmed after order placement, typically ranging from 15 to 30 days depending on customization. Payment terms are usually 30% advance, 70% before shipment. Avoid full prepayment without inspection rights.
Inspect for weld cracks, inconsistent link sizing, or uneven galvanization upon receipt. Use a magnet to check for stainless steel substitution - this chain should be magnetic. Request a batch-specific test report for zinc coating weight per ASTM B633. Retain samples for future reference if used in safety-critical installations.
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Securing a reliable supply chain for Double Jack Chain is critical for maintaining your business operations. San Yi Chain Hardware Co., Ltd, a verified supplier located in China, provides high-quality Double Jack Chain ready for international export. By connecting directly with this supplier, buyers can bypass intermediaries, negotiate custom wholesale pricing, and arrange bulk shipments. This product is a key offering within the Industrial Chains, Anchor & Hooks industry, catering to distributors, wholesalers, and importers worldwide.
Navigating the complexities of global sourcing is easier when you have direct access to the right manufacturers and exporters. When importing Double Jack Chain from China, buyers can discuss shipping logistics, packaging requirements, and preferred payment terms directly with San Yi Chain Hardware Co., Ltd. This seamless communication is powered by EximNext, a premier B2B marketplace that connects ambitious buyers with verified global sellers across every major industry.
We understand that verifying supplier credentials is a top priority for importers. San Yi Chain Hardware Co., Ltd is part of our extensive network of vetted international exporters. Browse more products in the Industrial Chains, Anchor & Hooks category or discover new suppliers across the Industrial Chains, Anchor & Hooks sector. Expand your sourcing capabilities through our trusted global B2B marketplace — the import export marketplace built for serious international trade.
When importing Double Jack Chain from China, buyers should consider shipping terms (FOB, CIF, EXW), customs documentation requirements, and payment security. Contact the supplier to discuss the best logistics options for your destination country.
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Yes, San Yi Chain Hardware Co., Ltd provides Double Jack Chain for bulk export from China. You can negotiate the MOQ, packaging details, and shipping terms directly with the supplier.
Shipping terms such as FOB, CIF, or EXW can be negotiated directly with San Yi Chain Hardware Co., Ltd. Contact the supplier to discuss the best logistics options for importing Double Jack Chain to your country.
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