DIN Chain No. ISO/ANSI Chain No. P/mm d1/mm L/mm b1/mm T/mm 08A-1 40 12.70 7.92 16.70 7.85 1.50 10A-1 50 15.875 10.16 20.70 9.40 2.00 12A-1 60 19.050 11.91 26.20 12.57 2.42 16A-1 80 25.400 15.88 32.90 15.75 3.10 ... ... ... ... ... ... Product advantages: -- Ten CoreTechnologies -- 1 Chain strengh preload technology 2 Pin CRV treatment technology 3 Plate smoothly punching technology 4 Bush oil hole technology 5 Vacuum Oiled Technology 6 Precision Punching Technology 7 Low frequency fatigue test technology for lange size chain 8 Chain length comparison technology 9 Variation of silence design technology 10 Chain dynamic testingtechnology technologies Our Advantages: 1. Any inquiry you make will be answered professionally within 6~8 hours. 2. Attaches great importance to product quality and approved by many global quality system certification,such as France, Norway, Germany. 3. Focused on Chain since 1999, have rich experience in Production. 4. High-quality workers,First-class advanced equipment,good quality control,advanced technology. 5. Be Good at Custom-Made Products, provide customized services for customers. 6. Participated in the drafting of 24 national and industrial standards such as chains.As of 2022-Mar, CHOHO has 180 authorized patents. 7. With the responsibility of "Providing high quality chain system with the same service life for the global locomotive industry", have established a strong R&D team. Chain Drive Industry First A-Share Listed Company Stock Code: 003033 Abbreviation: CHOHO Industry. √ Qingdao CHOHO Industrial Co., Ltd. was founded in 1999. Has become the leader of chain system technology, the first batch of natioal recognized enterprise technology center,national technology innovation demonstration enterprise,and the first A-share listed company in China's chain drive industry.The securities code is 003033. √ CHOHO has four subsidiaries, including testing technology and international trading companies. has 4 factories in Qingdao, Thailand factory, Shanghai R&D Center and Tokyo R&D Center. In addition, CHOHO Zhejiang Industrial zone is expected to be completed & put into operation next year. √ We specialized in producing all kinds of standard chains and special chains, such as Agricultural Chain, Sprocket, Chain Harrow, Tillage Parts,Rice Harvester Chain, GS38 Chain, Roller Chain, Automobile Chain, Motorcycle Chain Industrial Chain and so on.Our partners among world top enterprises, such as LOVOL,JOHN DEERE,NEWHOLLAND, CLASS,AGCO,DEUTZFAHR,HONDA, KUBOTA etc. Packaging Details: advanced packaging / convenience package / bulk package / Waterproof bag / PE Bag / Premium cardboard box / Regular cardboard Carton / Neutral Box / Wooden case / Steel Pallets or Customization We are very close to the port of Qingdao, which saves a lot of logistics costs and transportation time! We have our own logistics company and transportation department. If you need me to deliver goods to your warehouse or other ports in China, such as Shanghai Port and Tianjin Port, we can also do it! ******************************************************* After years of quality practice, CHOHO has formed a unique quality culture and a quality management model that strategically achieves global chain system technology leaders in quality management. ******************************************************* ∞ Driven by quality culture and strategy ∞ Implementation of R&D,procurement, production and marketing Digital Quality Management of the Whole Value Chain Cycle ∞ Quality Synergy of the Whole Industry Chain ∞ Achievement chain system technology leader