Australian Standard Chain - Long Link Chain is a heavy-duty industrial chain designed and manufactured to meet strict Australian national standards, optimized for high-load, large-scale applications. Crafted from premium carbon steel or alloy steel (with Grade 80/100 variants for extreme strength), it features significantly longer link pitches than short or medium link chains—typically 2-3 times the link diameter—enabling efficient handling of bulky loads and easy attachment of large hardware.
Production involves precision welding (flash butt welding for seamless joints) and heat treatment to enhance tensile strength and impact resistance, with every batch undergoing proof load testing to ensure compliance with Australian safety benchmarks. Surface finishes include hot-dip galvanizing (for general corrosion protection) or epoxy coating (for harsh chemical environments), extending service life in outdoor, marine, or industrial settings. Marked with clear grade, working load limit (WLL), and batch codes for traceability, this chain balances robust performance and practicality, making it a go-to solution for heavy lifting, cargo securing, and industrial anchoring across key sectors.
Stock no. | Size (mm) | WLL (mt) | lnside length (mm) | Outside width (mm) | Links per m (pc) | Length per 100kg | B.F weight(kg/m) | H.D.G weight(kg/m) | |
B.F(m) | H.D.G(m) | ||||||||
HS1011701 | mm | mt | mm | mm | pc | m | m | kg/m | kg/m |
HS1011702 | 3 | 0.05 | 22.1 | 15.7 | 45.3 | 555 | 526 | 0.18 | 0.19 |
HS1011703 | 4 | 0.09 | 25.4 | 18.6 | 39.3 | 345 | 323 | 0.29 | 0.31 |
HS1011704 | 5 | 0.19 | 29.3 | 21.8 | 34.1 | 217 | 206 | 0.46 | 0.49 |
HS1011705 | 6 | 0.32 | 34.5 | 26.1 | 29 | 135 | 128 | 0.74 | 0.78 |
HS1011706 | 8 | 0.53 | 41.2 | 31.9 | 24.3 | 82.2 | 78.1 | 1.22 | 1.28 |
HS1011707 | 10 | 0.83 | 49 | 38.7 | 20.4 | 52.9 | 50.2 | 1.89 | 1.99 |
High Load-Bearing Capacity: Longer link pitches and high-grade steel construction (Grade 80/100 options) support working loads from 5t to 50t (depending on 12mm-40mm link diameters), ideal for heavy-duty tasks.
Easy Attachment Compatibility: Extended link openings accommodate large-scale hardware—such as heavy-duty shackles, clevis hooks, and load binders—simplifying installation and reducing assembly time.
Enhanced Durability: Heat-treated steel and seamless welded joints resist wear, shock loads, and fatigue, ensuring reliable performance even in frequent, high-stress operations (e.g., daily cargo loading).
Corrosion & Environmental Resistance: Hot-dip galvanizing (zinc coating) prevents rust in outdoor/coastal use; epoxy-coated variants withstand chemical spills (e.g., in manufacturing plants), adapting to diverse harsh conditions.
Standard Compliance & Traceability: Fully aligns with Australian industrial standards (e.g., AS 2321); each chain is marked with grade, WLL, and batch code, enabling easy safety verification and production traceability.
Heavy Transportation: Securing oversized cargo (e.g., construction machinery, industrial generators) on flatbed trucks or shipping containers, preventing shifting during long-distance transit.
Construction & Infrastructure: Lifting heavy materials (e.g., steel girders, concrete slabs) with cranes; anchoring temporary structures (e.g., large scaffolding, bridge support frames) at construction sites.
Marine & Offshore: Mooring medium-to-large vessels (e.g., commercial ships, tugboats) at ports; securing offshore equipment (e.g., oil rig components, fishing nets) in saltwater environments (with galvanized/epoxy finishes).
Mining & Quarrying: Pulling and lifting heavy mining equipment (e.g., ore carts, drill rigs) in underground or open-pit mines; securing bulk mineral loads (e.g., coal, iron ore) during transport.
Manufacturing & Warehousing: Moving large production machinery (e.g., factory assembly lines, printing presses) within facilities; securing oversized inventory (e.g., industrial parts, large appliances) in high-capacity warehouses.
Q1: What’s the maximum working load limit (WLL) of Australian Standard Long Link Chain, and how do I check it?
WLL ranges from 5t (12mm links) to 50t (40mm links), depending on size and grade (Grade 80/100). It is clearly engraved on every 3-5 links, alongside the grade (e.g., “80”) and batch code—always confirm WLL matches your load weight before use.
Q3: Can this chain be used in extreme weather (e.g., heavy rain, high temperatures), and how to maintain it?
Yes—galvanized variants resist rain/rust, while epoxy coatings handle high temperatures (up to 120°C). Maintain by cleaning dirt/chemicals with a mild brush and water monthly; apply industrial lubricant (for moving parts like links) every 3 months to reduce wear.
Q3: What attachments are compatible with Long Link Chain, and can I use non-Australian standard hardware?
Use attachments (shackles, hooks) rated for heavy loads and matching the chain’s link size/WLL (e.g., 20mm chain needs 20mm shackles). Non-Australian standard hardware is allowed only if it meets equivalent safety standards (e.g., ISO, DIN)—avoid undersized/ low-grade attachments to prevent failure.
Q3: How do I know if the chain is damaged, and when should I replace it?
Signs of damage include cracked link plates, bent/rotated pins, >15% link elongation (measure against original length), or peeling corrosion. Replace immediately if any of these occur—damaged chains risk load drops and safety hazards.
Q3: Is Long Link Chain suitable for vertical lifting (e.g., cranes), or only horizontal securing?
Yes, it is suitable for vertical lifting—Grade 80/100 variants are specifically engineered for this. Ensure the chain’s WLL is 2x the load weight (safety factor) and use lifting-specific attachments (e.g., eye hooks) to distribute weight evenly.
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