B type-one hub
Standard
Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car
Hardened Tooth Surface
Rolling Gear
Spur Gear
Carbon Steel
Circular Gear
Zinc Plated; Painted; Chrome;
Plate Wheel 1-Side Hub;2-Side Hub
One Line, Double, Triplex ......Six-Line
25b-360b 25A-360A
Roller Chain
DONGHUA
export package
25---360
China
84839000
Product Description
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 have passed ISO9001, ISO14001, TS16949 such quality and enviroment certification.
MARTIN Standard Sprocket (ANSI, KANA, DIN standard)
B Type Sprockets
C45 steel
Teeth Harden, carburizing, zinc plated,chemical black finish
HRC40-53
Prebore or finished bore
25B--360B
25A--360A
Simplex



MARTIN Standard Sprocket (ANSI, KANA, DIN standard)
B Type Sprockets
C45 steel
Teeth Harden, carburizing, zinc plated,chemical black finish
HRC40-53
Prebore or finished bore
25B--360B
25A--360A
Simplex



Product name | ISO Standard Single KB-type Sprocket(Welding hub) |
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 |