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Nk336 Bicycle Chainwheel and Crank, Mix Speed, Bike Accessories

Price:	US $ 1.00-9.99/Piece
Trade Terms:	FOB,CFR,CIF
Min Order:	50/Piece
Pay Type:	L/C,T/T

Contact Supplier

Showroom Product Company Profile

1. Basic Info.
Model NO.: NK335
Frame Material: Carbon Fibre
Handlebar Material: Carbon
Power Supply: Manpower
Saddle Shell Material: Plastic
Bicycle Pedal Material: Aluminum/Alloy
Brake Components: Caliper Brake
Chainwheel Teeth: 34-42T
Spoke Hole: 32-40H
Fork Material: Carbon Fibre
Light Type: LEDs
Derailleur Set: Rear Derailleur
Bicycle Basket Material: Steel
Position/Bicycle Light Position: Front Light
Rim Material: Alloy
Export Markets: Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
2. Product Description

We can supply types and sizes sprocket according to you design(drawing).

Both Standard or nonstandard.

Metric style, British style, U. S. Style

Pitch: 3/8", 4/8", 5/8', 6/8", 8/8", 10/8".

Type: A, B, BW. Single, Double.

Material: Sprockets for Roller Chains DIN8187-ISO/R 606 with One Hub 10b11z
Finished bore with two screws and keyway
Single Sprocket
Hub: One side hub
Keyway: Accroding your drawings
Material: C45
Surface treatment: Yellow zinc plated
Surface treatment: Carburizing, hardening and tempering, nitriding, high frequency treatment, black of oxidation, zincing, nickelage.

Machine: CNC engine lathe, milling machine, drilling machine, hobbing machine, gear shaper, grinding

PS: We have cooperated with CNH for 3 years and export sprockets to it every month.

ASA 35
SPROCKETS			SIMPLEX			DUPLEX
z	d_e	d_p	d_m	D₁	A	d_m	D₂	A
10	35.70	30.82	20	8	20
11	38.69	33.80	22	8	25
12	41.68	36.80	25	8	25
13	44.68	39.80	28	8	25	28	10	25
14	47.68	42.80	31	8	25	31	10	25
15	50.69	45.81	34	8	25	34	10	25
16	53.70	48.82	37	10	28	37	12	30
17	56.72	51.83	38	10	28	40	12	30
18	59.73	54.85	38	10	28	43	12	30
19	62.75	57.87	45	10	28	46	12	30
20	65.77	60.89	46	10	28	49	12	30
21	68.79	63.91	46	10	28	52	12	30
22	71.81	66.93	50	12	28	55	12	30
23	74.83	69.95	52	12	28	58	12	30
24	77.85	72.97	52	12	28	61	12	30
25	77.85	76.00	57	12	28	64	12	30
26	80.88	79.02	58	12	28	67	12	30
27	86.93	82.04	58	12	28	70	12	30
28	89.95	85.07	60	12	28	73	12	30
30	96.00	91.12	60	12	28
ASA 35
PLATEWHEELS			S	D	T
z	d_e	d_p	D₁	D₂	D₃
30	96.00	91.92		12
32	102.06	97.17	12
36	114.17	109.29	12
38	120.22	115.34	12	14
40	126.28	121.40	16
45	141.43	136.55	16	16
48	150.52	145.64	16
57	177.79	172.91	20	16
76	235.37	230.49		20

ASA 40
SPROCKETS			SIMPLEX			DUPLEX			DUPLEX
z	d_e	d_p	d_m	D₁	A	d_m	D₂	A	d_m	D₂	A
10	47.66	41.10	26	10	25
11	51.64	45.08	29	10	25
12	55.63	49.07	33	10	28
13	59.63	53.07	35	10	28	38	12	35	35	14	50
14	63.63	57.07	41	10	28	42	12	35	38	14	50
15	67.64	61.08	45	10	28	46	12	35	42	14	50
16	71.66	65.10	48	10	28	50	14	35	46	14	50
17	75.68	69.12	48	10	28	64	14	35	50	16	50
18	79.70	73.14	56	12	28	58	14	35	54	16	50
19	83.72	77.16	60	12	28	62	14	35	58	16	50
20	87.74	81.18	60	12	28	66	14	35	62	16	50
21	91.77	85.21	65	12	28	70	16	40	66	16	55
22	95.80	89.24	65	12	28	70	16	40	70	20	55
23	99.83	93.27	65	12	28	70	16	40	70	20	55
24	103.86	97.30	70	14	28	75	16	40	70	20	55
25	107.89	101.33	70	14	28	80	16	40	75	20	55
26	111.92	105.36	70	14	28	85	16	40	80	20	55
27	115.96	109.40	70	16	30	85	16	40	85	20	55
28	119.99	113.43	70	16	30	90	16	40	90	20	55
30	128.06	121.50	80	16	30	100	16	40		20	55
32	136.13	129.57	80	16	30
35	148.23	141.68	90	16	30
36	152.28	145.72	90	16	30
38	160.35	153.79	90	16	35
40	168.43	161.87	90	16	35
ASA 40
PLATEWHEELS			S	D	T
z	d_e	d_p	D₁	D₂	D₃
30	128.06	121.50			20
32	136.00	129.57		16
38	13.00	153.79		20	25
40	160.35	161.87		20
42	176.50	169.94	20
45	188.00	182.06	20	20	25
48	62.00	194.18	20
57	200.74	230.54	20	25	25
76	237.00	307.32	25	25	25
95	390.67	384.11		25

Prod Model:	sprocket
Markets:	North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe
Size:	as Your Drawing
Usage:	Transportation Chain

Xinghua Donghua Gear Co., Ltd. whose predecessor is National medium-sized enterprise Xinghua Gear Factory which was established in 1979 specializing in manufacturing cylindrical gears and gearbox assembl, such as cylindrical gears, bevel gear, standard & non-standard sprocket and gearbox for middle & light type vehicle and tractor. It was purchased by Hangzhou Chain Group and restructured to private enterprise in September 2007.

The company occupies a total area of 130, 000 square meters, which owns advanced hobbing, shaping, shaving, grinding and other processing and testing equipment more than 900 sets, with forging, gear machining, electron beam welding process and other advanced means of process means, IPSEN multi-purpose furnace, high-frequency, super high-frequency, middle frequency, superaudio frequency quench production lines for heat treatment. Annual output of gear, gear shaft, sprocket is 4 million, all kinds of gearbox assembly 50, 000 units, Annual production value reaches 20 million. Engine gears, transmission gears, tractor gears, drive sprocket are our main products, which supporting a wide range in the card, light truck, agricultural vehicles, tractors, construction machinery and so on.
Our enterprise is the manufacturing base of gear and gearbox for Changzhou Dongfeng Agricultural Machinery Group, Shanghai Auto Group((Nanjing Auto gear box Co., Ltd), Shandong Shifeng Group, Shandong Wuzheng Group, Shandong Lingong Group, Jiangsu Yingtian Group and many other famous enterprise. Sofim engine gears, auto gears 17H series, tractor gears and other products with main engine have been entered international markets, some gears & sprockets have been exported to oversea market directly.
There are totally 800 personnels, 150 specialized and technique personnel, 70 engineering technicians among whom 8 advanced title and 30 medium title personnel including quality engineer. We have founded "Taizhou level Gear&Sprocket Technology Development Center", "Gear Process Research and Testing Center".
We insist on the quality assurance system of technological progress and innovation all along. We take full advantage of advanced process and technology from material selecting to part production, from quality control to finished production tesing, from order to service, every process, every link, every property, we try our best to meet the customers' needs with our rapid development, high starting point, multiple specifications, batch and professionalized production.
Our company have established complet quality management system along with advanced and complete testing equipment. we have passed ISO9001: 2008 Certification of Quality Management System, TS16949: 2002 Standard of Quality Management System in auto industry, ISO10012: 2003 Measurement Management System and ISO 14000: 2004 environment managemeng system certificate since 1998. Xinghua Gear Co., Ltd has gained "The Famous Brand of Jiangsu Province" and were awarded the "State-level Unit of Valuing Contracts and Keeping on Credit" by State Administration of Industry and Commerce.