DONGHUA Chain Group is the most professional manufacturer of power transmission in China, manufacturing roller chains, industry sprockets, motorcycle sprockets, casting sprockets, different type of couplings, pulleys, taper bushes, locking devices, gears, shafts, CNC precision parts and so on.
We are specialized in making kinds of drop forged chain.
C style forged chains includ following kinds:
CHAIN NO AVERAGE PITCH LINK QUANTITY/10FT WEIGHT(kg/m)
C55 41.4 74 3.18
C55L 41.4 74 4.10
C77 58.6 52 3.38
C188 66.3 46 5.25
C188L 66.3 46 5.25
C102B 101.6 30 9.35
C111 120.9 26 18.37
C131 78.1 40 10.83
C132 152.4 20 21.56
| Product name |
C55 Cast iron chain Forged chain |
| Materials Available |
1. Stainless Steel: SS201, SS303, SS304, SS316, SS416, SS420 |
| 2. Steel:C45(K1045), C46(K1046),C20 |
| 3. Brass:C36000 ( C26800), C37700 ( HPb59), C38500( HPb58), C27200(CuZn37), C28000(CuZn40) |
| 4. Bronze: C51000, C52100, C54400, etc |
| 5. Iron: 1213, 12L14,1215 |
| 6. Aluminum: Al6061, Al6063 |
| 7.OEM according to your request |
| Surface Treatment |
Annealing, natural anodization, heat treatment, polishing, nickel plating, chrome plating, znic plating,yellow passivation, gold passivation, satin, Black surface painted etc. |
| Products Available |
sprockt chains, pulley, shafts(axles, spline shafts, dart shafts),gears (pinions, wheels gear rack) bearing, bearing seat, bushing, coupling, lock assembly etc. |
| Processing Method |
CNC machining, punch,turning, milling, drilling, grinding, broaching, welding and assembly |
| QC : |
Technicians self-check in production,final-check before package by professional Quality inspector |
| Size |
Drawings |
| Package |
Wooden Case/Container and pallet, or as per customized specifications |
| Certificate |
ISO9001:2008 , ISO14001:2001,ISO/TS 16949:2009 |
| Advantage |
Quality first Service superior , Advanced equipment,Experienced workers,Perfect testing equipment |
| Lead Time |
15-25days samples. 30-45days offcial order |
Audited Supplier 
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