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DOUBLE & TRIBLE LINKS DROP FORGED CHAIN Transmission Chain
DOUBLE & TRIBLE LINKS DROP FORGED CHAIN Transmission Chain DOUBLE & TRIBLE LINKS DROP FORGED CHAIN Transmission Chain
DOUBLE & TRIBLE LINKS DROP FORGED CHAIN Transmission Chain DOUBLE & TRIBLE LINKS DROP FORGED CHAIN Transmission Chain
DOUBLE & TRIBLE LINKS DROP FORGED CHAIN Transmission Chain DOUBLE & TRIBLE LINKS DROP FORGED CHAIN Transmission Chain
DOUBLE & TRIBLE LINKS DROP RORGED CHAIN DOUBLE & TRIBLE LINKS DROP RORGED CHAIN

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Double & Trible Links Drop Forged Chain

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It refers to a chain with double or three-chain structure. This chain usually has high strength and wear resistance, suitable for the need to withstand large tension and impact occasions.
  • 4B 142DNA

  • PLW or Made to order

  • Carbon Steel

  • Plastic Bag+Carton Box+Plywood Case

  • PLW

  • CHINA

  • Standard Chain

  • Drop Forged Chain

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Quantity:

DOUBLE & TRIBLE LINKS DROP RORGED CHAIN

Product Description

Made Competitive Price Well Performance China Professional Conveyor Chain with Good Service

112-1


Chain
Link
4B
142DNA
4B
142DHA
4B
142THA
4B
142THA
4B
175DNA
Minimum
Breaking
Load
300 kN
67,500 Ib
450 kN
101,000 Ib
300 kN
67,500 Ib
450 kN
101,500 Ib
520 kN
117,500 Ib
Case
Hardness
Rockwell
C57-C62
Rockwell
C57-C62
Rockwell
C57-C62
Rockwell
C57-C62
Rockwell
C57-C62
Case
Depth
0.7mm 0.7mm 0.7mm 0.7mm 1.0mm
Core
Hardness
Rockwell
C40
Rockwell
C40
Rockwell
C40
Rockwell
C40
Rockwell
C40
Wight
(Per Link)
1.37Kg 2.00Kg 1.67g 2.32g 3.17g
Bolt'N'
GoTM
Compatible
NO NO NO NO NO
P 142mm 142mm 142mm 142mm 175mm
H 50mm 50mm 50mm 49mm 60mm
T 12mm 16mm 12mm 16mm 22mm
W 42mm 62mm 42mm 62mm 63mm
M 18.7mm 28mm 18.7mm 28.5mm 30mm
D 25mm 25mm 25mm 25mm 30mm
F 67mm 87mm 92mm 112mm 87mm
E 13mm 13mm 13mm 13mm 16mm
B 8.5mm 8.5mm 8.5mm 8.5mm 10.5mm
Double & Triple Links Drop Forged Chain is a heavy-duty, high-rigidity industrial conveyor chain designed for extreme working conditions of heavy load, frequent impact, high dust and long continuous operation. Adopting professional one-piece drop forging process, the chain integrates double-link and triple-link structural designs to disperse bearing pressure and enhance overall structural stability. Different from traditional welded chains and stamped chains, our forged chain features dense metal texture, no welding weak points, excellent impact resistance and ultra-long fatigue life. It is widely used for material conveying, slag removal, traction transmission and bulk material handling in mining, cement, thermal power, metallurgy, building materials and other heavy industries, serving as a core durable transmission component for harsh industrial scenarios.

Core Features & Advantages

1. Integrated Drop Forging Structure, No Weld Weakness

The entire chain body is integrally drop forged with high-quality alloy steel, featuring continuous internal metal fiber and uniform structural density. There are no welding seams, pores or crack defects existing in ordinary welded chains. The integral forming process greatly improves overall structural rigidity and mechanical strength, effectively avoiding fracture, deformation and damage under sudden impact and heavy load, realizing stable and safe long-term operation.

2. Double & Triple Link Diversified Load-Bearing Design

Available in standard double-link and triple-link specifications to meet different load levels and conveying distance requirements. The multi-link combined structure disperses single-point pressure, balances overall stress distribution and effectively reduces chain elongation and fatigue loss during long-term high-frequency operation. Double-link chains are suitable for conventional heavy-load conveying, while triple-link chains excel in large-span, super-heavy-load and high-impact working conditions, realizing flexible matching for diverse industrial needs.

3. Ultra-High Tensile Strength & Impact Resistance

After strict overall quenching and tempering heat treatment, the chain achieves perfect balance of high hardness and high toughness. It boasts ultra-high tensile strength, strong compression resistance and outstanding instantaneous impact resistance. It can withstand frequent start-stop vibration, heavy material impact and long-duration overload operation in harsh environments such as high dust, high temperature and humidity, with low deformation rate and strong environmental adaptability.

4. Superior Wear Resistance & Anti-Fatigue Performance

The chain pins, sleeves and contact surfaces are precisely machined and specially hardened, with smooth matching surfaces and low friction coefficient. The optimized assembly gap reduces operating wear and effectively avoids cumulative fatigue damage caused by long-term reciprocating operation. The overall wear resistance and fatigue life are far superior to ordinary conveyor chains, greatly reducing chain stretching, loosening and failure problems during continuous production.

5. Anti-Blocking & Stable Operation

The open structural design avoids material accumulation and blockage, which is suitable for conveying granular, blocky and dusty bulk materials. The standard pitch size ensures accurate meshing with supporting sprockets, realizing smooth operation without jitter, slipping or deviation. The whole chain runs stably with low noise and low failure rate, supporting 24-hour uninterrupted industrial production and improving overall equipment operation efficiency.

6. Easy Installation & Low Comprehensive Cost

Manufactured in full compliance with international industrial standard sizes, with accurate dimensions and strong versatility. It supports quick disassembly, replacement and on-site maintenance without complicated modification. With long service life, low wear loss and extremely low failure rate, it effectively reduces equipment downtime and frequent replacement costs, delivering high cost performance for industrial production.

Product Application

Widely applicable to heavy-duty industrial conveying and traction systems. Mainly used for mining scraper conveyors, cement clinker conveying lines, thermal power plant ash and slag removal equipment, steel mill slag conveying systems, building material production lines, large bucket elevators and bulk material handling machinery. It is the preferred heavy-duty conveyor chain for harsh working conditions with heavy load, serious abrasion and frequent impact.

Quality Guarantee

Every batch of Double & Triple Links Drop Forged Chains undergoes strict professional tests, including tensile strength test, impact load test, fatigue life test and dimensional accuracy inspection. We implement full-process quality control from raw material selection, precision drop forging, heat treatment to finishing and packaging. All products meet international industrial standards with stable performance and high durability, providing global industrial customers with reliable heavy-duty transmission and conveying solutions.
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