Leaf chains(hoisting chains)
1. Standards: ISO /DIN /ANSI
2. Model: LH series, LL series, AL series
3. Materials: Carbon steel 40Mn
4. All parts are heat treatment(quenching and tempering) and controlled in a reasonable tolerance range.
5. Tensile strength: 15-20% higher than the standard
6. Certificate of Quality: ISO 9001: 2000, SGS, BV
7. Centreless grinding.
8. Good lubrication with excellent grease.
9. Color: Self, dark yellow, dark blue, black


Products are made of high quality alloy steel production. The plates are punched and squeezed bores by precision technology. The pin, bush, roller are machined by high-efficiency automatic equipment and automatic grinding equipment, then through heat treatment of carburization, carbon and nitrogen protection mesh belt furnace, surface blasting process etc. Assembled precision by Internal hole position, spin riveted by pressure to ensure the performance of the entire chain.
Why choose us
1. We are the manufacture.
2. We have near 30 years experience of making chains and chain links.
3. Our design team has extensive experience in the chain design.
4. Best service and prompt delivery.
5. We offer various styles, size and colors to meet your requirement.
6. We covering a production area of 18750 square meters have more than 200 employees and we have a complete set of testing equipment to ensure our quality.
Specifications