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China OEM Gearbox Belt Roller Chains Conveyor Transmission Martin 08A DIN 8187 Standard Sprockets near me factory

Merchandise Description

SPROCKET  1/2” X 5/16”  08B Sequence SPROCKETS

For Chain Acc.to DIN8187 ISO/R 606
Tooth Radius  r3 13.0mm
Radius Width C 1.3mm
Tooth Width b1 7.0mm
Tooth Width B1 seven.2mm
Tooth Width B2 21.0mm
Tooth Width B3 34.9mm
Pitch twelve.7 mm
Internal Width seven.seventy five mm
Roller Diameter 8.fifty one mm



D1 D2 D3
eight 37.2  33.18  8 10 10
nine forty one.0  37.13  eight ten ten
10 45.2  forty one.10  eight 10 ten
eleven 48.7  45.07  ten ten 12
twelve 53.0  49.07  10 ten 12
thirteen fifty seven.4  fifty three.06  10 ten 12
14 61.8  57.07  ten ten twelve
fifteen sixty five.5  sixty one.09  ten 10 twelve
16 69.5  sixty five.10  ten 12 sixteen
17 seventy three.6  sixty nine.11  10 twelve sixteen
eighteen seventy seven.8  73.14  10 twelve sixteen
19 eighty one.7  seventy seven.16  ten twelve 16
twenty 85.8  eighty one.19  ten 12 sixteen
21 89.7  eighty five.22  twelve 16 sixteen
22 ninety three.8  89.24  twelve sixteen sixteen
23 ninety eight.2  93.27  twelve 16 sixteen
24 101.8  ninety seven.29  12 sixteen sixteen
twenty five a hundred and five.8  one zero one.33  twelve sixteen 16
26 a hundred and ten.0  one zero five.36  sixteen sixteen 16
27 114.0  109.40  sixteen sixteen sixteen
28 118.0  113.42  sixteen sixteen 16
29 122.0  117.46  16 16 16
thirty 126.1  121.50  sixteen 16 sixteen
31 one hundred thirty.2  125.54  sixteen sixteen 20
32 134.3  129.56  sixteen 16 20
33 138.4  133.60  16 16 twenty
34 142.6  137.64  sixteen sixteen 20
35 146.7  141.68  16 16 twenty
36 151.0  145.72  16 20 twenty
37 154.6  149.76  16 20 twenty
38 158.6  153.80  16 20 twenty
39 162.7  157.83  16 20 20
40 166.8  161.87  16 twenty twenty
forty one 171.4  165.91  20 20 twenty five
forty two 175.4  169.94  twenty twenty twenty five
forty three 179.7  173.98  20 twenty twenty five
forty four 183.8  178.02  20 twenty twenty five
forty five 188.0  182.07  twenty twenty 25
46 192.1  186.10  20 20 25
47 196.2  one hundred ninety.14  20 20 twenty five
forty eight two hundred.3  194.18  20 20 twenty five
49 204.3  198.22  20 20 25
50 208.3  202.26  twenty 20 25
fifty one 212.1  206.30  20 25 twenty five
52 216.1  210.34  20 25 twenty five
fifty three 220.2  214.37  20 25 25
fifty four 224.1  218.43  twenty 25 25
fifty five 228.1  222.46  twenty twenty five 25
fifty six 232.2  226.50  twenty twenty five 25
fifty seven 236.4  230.54  20 25 twenty five
fifty eight 240.5  234.58  20 twenty five twenty five
fifty nine 244.5  238.62  20 25 twenty five
60 248.6  242.66  20 25 twenty five
sixty two 256.9  250.74  twenty five twenty five 25
64 265.1  258.82  25 twenty five 25
65 269.0  262.86  25 twenty five 25
sixty six 273.0  266.91  twenty five 25 twenty five
68 281.0  274.99  25 twenty five twenty five
70 289.0  283.07  twenty five 25 25
72 297.2  291.15  twenty five 25 25
seventy five 309.2  303.28  twenty five twenty five 25
76 313.2  307.32  25 25 25
78 321.4  315.40  25 twenty five twenty five
80 329.4  323.49  twenty five twenty five 25
eighty five 349.0  343.69  twenty five twenty five twenty five
ninety 369.9  363.90  twenty five 25 twenty five
ninety five 390.1  384.11  twenty five 25 twenty five
one hundred 410.3  404.32  twenty five 25 twenty five
110 450.7  444.74  25 twenty five 25
114 466.9  460.91  twenty five 25 25
120 491.2  485.16  twenty five 25 25
125 511.3  505.37  25 25 twenty five

Simple Info.


Simplex, Duplex, Triplex

Sprocket Model:

3/8″,1/2″,5/8″,3/4″,1″,1.twenty five”,1.fifty”,1.75″,2.00″,2.25″,2.00″,2.25″,2.50″, 3″

Teeth Amount:

nine-one hundred




1571, 1045, SS304 , SS316  As For each Consumer Request.

Efficiency Remedy:

Carburizing, Large Frequency Treatment method, Hardening and Tempering, Nitriding

Surface area Therapy:

Black of Oxidation, Zincing, Nickelage.

Characteristic Fire Resistant, Oil Resistant, Heat Resistant, CZPT resistance, Oxidative resistance, Corrosion resistance, and many others
Design and style criterion ISO DIN ANSI & Consumer Drawings
Application Industrial transmission gear
Package Wooden Circumstance / Container and pallet, or created-to-purchase



Quality Inspection:

Self-check and Closing-check out


ODM&OEM, Trial Buy Accessible and Welcome

Edge Quality 1st, Provider very first, Aggressive price tag, Rapidly supply
Shipping and delivery Time 10 days for samples. 15 days for official order.


Set up AND Utilizing

The chain spocket, as a travel or deflection for chains, has pockets to keep the chain backlinks with a D-profile CZPT area with flat aspect surfaces  parallel to the centre plane of the chain backlinks, and outer surfaces at correct angles to the chain hyperlink centre airplane. The chain hyperlinks are pressed firmly from the outer surfaces and each of the side surfaces by the angled laying surfaces at the foundation of the pockets, and also the assist surfaces of the wheel body collectively with the conclude sides of the webs shaped by the major and trailing partitions of the pocket.


When CZPT new chainwheels it is extremely essential that a new chain is fitted at the very same time, and vice versa. Using an outdated chain with new sprockets, or a new chain with outdated sprockets will trigger fast use.

It is critical if you are installing the chainwheels yourself to have the manufacturing unit service manual certain to your product. Our chainwheels are made to be a direct CZPT for your OEM chainwheels and as these kinds of, the set up must be performed in accordance to your models provider manual.

In the course of use a chain will stretch (i.e. the pins will wear triggering extension of the chain). Making use of a chain which has been stretched far more than the earlier mentioned highest allowance triggers the chain to trip up the enamel of the sprocket. This causes hurt to the guidelines of the chainwheels tooth, as the drive transmitted by the chain is transmitted completely via the prime of the tooth, fairly than the entire tooth. This benefits in significant sporting of the chainwheel.


Requirements corporations (these kinds of as ANSI and ISO) sustain requirements for style, proportions, and interchangeability of transmission chains. For example, the adhering to Desk displays data from ANSI regular B29.1-2011 (Precision Electricity Transmission Roller Chains, Attachments, and Sprockets) created by the American Society of Mechanical Engineers (ASME). See the references[8][9][10] for further information.

ASME/ANSI B29.1-2011 Roller Chain Standard SizesSizePitchMaximum Roller DiameterMinimum Ultimate Tensile StrengthMeasuring Load25

ASME/ANSI B29.1-2011 Roller Chain Normal Dimensions
Measurement Pitch Greatest Roller Diameter Minimum Greatest Tensile Toughness Measuring Load
25 .250 in (6.35 mm) .130 in (3.thirty mm) 780 lb (350 kg) eighteen lb (8.2 kg)
35 .375 in (9.fifty three mm) .two hundred in (5.08 mm) one,760 lb (800 kg) eighteen lb (8.2 kg)
forty one .500 in (twelve.70 mm) .306 in (7.77 mm) 1,five hundred lb (680 kg) eighteen lb (8.2 kg)
40 .500 in (twelve.70 mm) .312 in (7.92 mm) 3,one hundred twenty five lb (1,417 kg) 31 lb (14 kg)
50 .625 in (fifteen.88 mm) .four hundred in (10.16 mm) four,880 lb (2,210 kg) 49 lb (22 kg)
sixty .750 in (19.05 mm) .469 in (11.91 mm) 7,030 lb (3,one hundred ninety kg) 70 lb (32 kg)
eighty one.000 in (25.forty mm) .625 in (fifteen.88 mm) twelve,five hundred lb (5,seven hundred kg) a hundred twenty five lb (57 kg)
100 one.250 in (31.seventy five mm) .750 in (19.05 mm) 19,531 lb (8,859 kg) 195 lb (88 kg)
120 one.500 in (38.10 mm) .875 in (22.23 mm) 28,one hundred twenty five lb (twelve,757 kg) 281 lb (127 kg)
one hundred forty one.750 in (forty four.45 mm) 1.000 in (25.40 mm) 38,280 lb (17,360 kg) 383 lb (174 kg)
a hundred and sixty two.000 in (50.80 mm) 1.one hundred twenty five in (28.58 mm) 50,000 lb (23,000 kg) 500 lb (230 kg)
a hundred and eighty two.250 in (fifty seven.fifteen mm) one.460 in (37.08 mm) sixty three,280 lb (28,seven hundred kg) 633 lb (287 kg)
200 two.500 in (63.fifty mm) 1.562 in (39.sixty seven mm) 78,a hundred seventy five lb (35,460 kg) 781 lb (354 kg)
240 3.000 in (seventy six.20 mm) one.875 in (47.sixty three mm) 112,500 lb (51,000 kg) one,000 lb (450 kg

For mnemonic reasons, beneath is an additional presentation of key dimensions from the identical standard, expressed in fractions of an inch (which was component of the thinking behind the selection of chosen numbers in the ANSI normal):

Pitch (inches) Pitch expressed
in eighths
ANSI standard
chain quantity
Width (inches)
14 28 twofive one8
threeeight three8 3five threesixteen
onetwo 4eight 41 one4
onetwo 4eight four 516
fiveeight 5eight 5 threeeight
34 68 six 12
1 eighteight eight 5eight

one. The pitch is the length between roller centers. The width is the distance among the url plates (i.e. a bit far more than the roller width to allow for clearance).
two. The right-hand digit of the regular denotes 0 = regular chain, 1 = lightweight chain, 5 = rollerless bushing chain.
three. The left-hand digit denotes the quantity of eighths of an inch that make up the pitch.
four. An “H” following the standard amount denotes heavyweight chain. A hyphenated quantity adhering to the common amount denotes double-strand (2), triple-strand (3), and so on. Hence 60H-3 denotes number sixty heavyweight triple-strand chain.
 A standard bicycle chain (for derailleur gears) makes use of slim 1⁄2-inch-pitch chain. The width of the chain is variable, and does not have an effect on the load capability. The more sprockets at the rear wheel (traditionally 3-6, these days 7-12 sprockets), the narrower the chain. Chains are bought according to the amount of speeds they are developed to operate with, for case in point, “ten pace chain”. Hub gear or one pace bicycles use 1/2″ x 1/8″ chains, where 1/8″ refers to the highest thickness of a sprocket that can be employed with the chain.

Usually chains with parallel formed backlinks have an even variety of hyperlinks, with each and every narrow hyperlink followed by a broad 1.Chains constructed up with a uniform type of hyperlink, slim at 1 and wide at the other end, can be made with an odd number of back links, which can be an advantage to adapt to a special chainwheel-distance on the other facet these kinds of a chain tends to be not so robust.

Roller chains created making use of ISO regular are sometimes named as isochains.


WHY Select US 

one. Reliable Top quality Assurance Technique
2. Reducing-Edge Laptop-Controlled CNC Machines
3. Bespoke Answers from Extremely Skilled Specialists
4. Customization and OEM Accessible for Specific Software
five. Comprehensive Stock of Spare Components and Equipment
6. Effectively-Produced Globally Marketing and advertising Network
seven. Successful After-Sale Support Technique


The 219 sets of sophisticated computerized manufacturing products offer assures for large item quality. The 167 engineers and experts with senior professional titles can layout and develop goods to meet up with the specific requires of consumers, and OEM customizations are also offered with us. Our sound world-wide services community can supply buyers with well timed soon after-sales technological solutions.

We are not just a maker and supplier, but also an industry consultant. We work pro-actively with you to offer specialist suggestions and solution recommendations in purchase to conclude up with a most value successful merchandise available for your distinct application. The clients we provide around the world assortment from stop customers to distributors and OEMs. Our OEM replacements can be substituted anywhere required and suitable for both mend and new assemblies.


The enamel of a one pitch sprocket mesh with one particular tooth for each sprocket. Double pitch sprockets search like solitary pitch sprockets, but the chain only meshes with the other tooth. This signifies that a double-pitch sprocket has the identical amount of tooth as a solitary-pitch sprocket, but only half of the tooth are engaged with the chain. The primary distinction is that the double pitch sprockets are reduce with a special pitch circle diameter for ideal engagement. For ep roller chains, the sprockets are the same if the number of teeth is 32 or much more for solitary and double chains.
Roller sprockets are generally used in industrial and business apps to transmit power to the chain by meshing with rollers on the chain, the teeth of which mate with the internal plates of the chain. A vast range of applications reward from these, such as conveyor belts, large industrial drives, robotics, electrical assembly, and a lot more.

China OEM Gearbox Belt Roller Chains Conveyor Transmission Martin 08A DIN 8187 Standard Sprockets     near me factory