China OEM Conveyor Belt Transmission Parts Double Pitch Transmission Chains near me supplier

Product Description


Chain No.


Chain No.



Roller diameter

d1 max

Width amongst inner plates
b1 min
Pin diameter

d2 max

Pin length Inner plate depth
h2 max
Plate thickness

t/T max

Tensile strength


Average tensile power


Weight for every meter
q kg/m
Lc max
208A 2040 twenty five.forty 7.ninety five seven.85 3.96 16.six seventeen.eight 12. 1.fifty 14.1/3205 .42
208B   25.40 8.fifty one seven.75 four.45 18.two eleven.eight one.sixty eighteen./4091 19.four .forty five
210A 2050 31.75 10.sixteen 9.forty 5.08 twenty.7 22.two fifteen. 2.03 22.2/5045 .73
210B   31.seventy five ten.16 nine.65 5.08 19.five twenty.nine 14.7 1.70 22.4/5091 27.five .65
212A 2060 38.10 11.ninety one 12.fifty seven 5.ninety four twenty five.nine 27.7 18. two.42 31.8/7227 36.8 one.02
212B   38.ten twelve.07 eleven.sixty eight five.seventy two 22.5 twenty five.2 sixteen. one.eighty five 29./6591 32.two .seventy six
216A 2080 fifty.eighty fifteen.88 fifteen.seventy five 7.92 32.7 36.5 24. 3.25 56.7/12886 one.70
216B   50.eighty fifteen.88 17.02 8.28 36.1 39.1 21. 4.fifteen/3.1 60./13636 seventy two.eight one.seventy five
220A 2100 63.fifty 19.05 18.ninety nine.53 forty.four 30. four.00 88.5/20114 102.6 2.fifty five
220B   63.50 19.05 19.56 10.19 forty one.3 45. 26.4 4.5/3.5 ninety five./14773 106.7 two.sixty two
224A 2120 76.20 22.23 twenty five.22 eleven.10 50.three 54.three 35.7 four.eighty 127./28864 147.three 4.06
224B   76.twenty 25.40 25.40 14.63 53.4 fifty seven.8 33.2 six./4.eight 160./36364 178. 4.70
228B   88.90 27.94 30.ninety nine 15.ninety sixty five.1 69.five 7.5/6. 200./45455 222. 6.23
232B   one hundred and one.sixty 29.21 thirty.ninety nine 17.eighty one 66. 71. 42. seven./6. 250./56818 277.5 6.72
208AH 2040H 25.forty 7.95 7.85 three.ninety six eighteen.8 19.nine twelve. 2.03 fourteen.1/3205 16.7 .53
210AH 2050H 31.seventy five 10.16 nine.40 5.08 23.8 fifteen. two.forty two 22.2/5045 .seventy nine
212AH 2060H 38.10 eleven.91 12.57 five.94 29.2 31. eighteen. three.twenty five 31.8/7227 36.8 1.28
216AH 2080H fifty.80 fifteen.88 15.75 seven.92 36.two 39.four 24. four.00 fifty six.7/12886 70. 2.seventeen
220AH 2100H sixty three.fifty 19.05 18.ninety 9.fifty three 43.six forty seven.two thirty. four.80 88.5/20114 102.6 3.15
224AH 2120H 76.20 22.23 twenty five.22 eleven.10 fifty three.five fifty seven.five 35.7 5.sixty 127./28864 147.three 4.57


HangZhou Star Device Technological innovation Co.,ltd.  provides the maximum quality components and manufacturing methods to match the most arduous of conveyor chain programs  – from the transportation of biomass fuels, to the recycling sector, paper & pulp, cement, metal-operate, the wooden market and foods processing.
Our conveyor chains, sprocket wheels and attachments are situation-hardened to accomplish the the best possible balance between energy, sturdiness and resistance to wear.
Our production is concentrated on metric pitch conveyor chains that incorporate:
Global Standards DIN 8167/ISO 1977 M collection
DIN 8165/ISO 1977 FV sequence
SMS 1968 S sequence


Two distinct measurements of roller chain, displaying construction.
There are 2 kinds of back links alternating in the bush roller chain. The first sort is interior links, getting 2 interior plates held with each other by 2 sleeves or bushings upon which rotate 2 rollers. Internal back links alternate with the second sort, the outer backlinks, consisting of 2 outer plates held together by pins passing by way of the bushings of the inner back links. The “bushingless” roller chain is similar in procedure even though not in development instead of different bushings or sleeves holding the inner plates with each other, the plate has a tube stamped into it protruding from the gap which serves the very same objective. This has the edge of eliminating 1 action in assembly of the chain.


Format of a roller chain: 1. Outer plate, 2. Internal plate, 3. Pin, 4. Bushing, 5. Roller
If the chain is not becoming utilised for a high put on software (for instance if it is just transmitting motion from a hand-operated lever to a control shaft on a machine, or a sliding doorway on an oven), then 1 of the less complicated sorts of chain could nonetheless be employed. Conversely, the place added strength but the clean push of a smaller pitch is needed, the chain may possibly be “siamesed” alternatively of just 2 rows of plates on the outer sides of the chain, there might be 3 (“duplex”), 4 (“triplex”), or a lot more rows of plates managing parallel, with bushings and rollers among each adjacent pair, and the same variety of rows of teeth managing in parallel on the sprockets to match. Timing chains on automotive engines, for case in point, usually have a number of rows of plates known as strands.


An example of 2 ‘ghost’ sprockets tensioning a triplex roller chain technique
Roller chains are employed in low- to mid-velocity drives at around 600 to 800 feet for each moment however, at larger speeds, close to 2,000 to 3,000 toes per minute, V-belts are generally utilised owing to use and sounds issues.
A bicycle chain is a form of roller chain. Bicycle chains could have a master link, or could require a chain device for elimination and installation. A similar but larger and hence much better chain is utilized on most bikes although it is occasionally changed by both a toothed belt or a shaft push, which provide lower sounds stage and fewer routine maintenance specifications.
The excellent bulk of car engines use roller chains to generate the camshaft(s). Really large overall performance engines typically use equipment push, and commencing in the early 1960s toothed belts were used by some producers.
Chains are also employed in forklifts utilizing hydraulic rams as a pulley to CZPT and lower the carriage nevertheless, these chains are not regarded roller chains, but are labeled as elevate or leaf chains.
Chainsaw slicing chains superficially resemble roller chains but are more carefully connected to leaf chains. They are driven by projecting generate hyperlinks which also serve to track down the chain on to the bar.

Sea Harrier FA.2 ZA195 front (chilly) vector thrust nozzle – the nozzle is rotated by a chain generate from an air motor
A perhaps abnormal use of a pair of motorcycle chains is in the Harrier Jump Jet, exactly where a chain generate from an air motor is utilized to rotate the movable engine nozzles, making it possible for them to be pointed downwards for hovering flight, or to the rear for normal forward flight, a system acknowledged as Thrust

Put on

The influence of dress in on a roller chain is to improve the pitch (spacing of the back links), triggering the chain to expand more time. Be aware that this is due to dress in at the pivoting pins and bushes, not from true stretching of the steel (as does take place to some adaptable steel elements these kinds of as the hand-brake cable of a motor vehicle).

With CZPT chains it is abnormal for a chain (other than that of a bicycle) to put on till it breaks, given that a worn chain qualified prospects to the fast onset of wear on the teeth of the sprockets, with supreme failure being the reduction of all the teeth on the sprocket. The sprockets (in specific the scaled-down of the two) endure a grinding movement that puts a characteristic hook shape into the pushed encounter of the teeth. (This impact is created worse by a chain improperly tensioned, but is unavoidable no make a difference what care is taken). The worn enamel (and chain) no lengthier gives sleek transmission of energy and this may grow to be evident from the sound, the vibration or (in vehicle engines making use of a timing chain) the variation in ignition timing seen with a timing mild. Each sprockets and chain should be replaced in these instances, because a new chain on worn sprockets will not previous lengthy. However, in considerably less significant instances it may possibly be attainable to preserve the greater of the 2 sprockets, because it is usually the scaled-down 1 that suffers the most use. Only in very light-excess weight purposes these kinds of as a bicycle, or in excessive circumstances of poor tension, will the chain generally soar off the sprockets.

In market, it is typical to monitor the movement of the chain tensioner (no matter whether manual or automatic) or the precise size of a drive chain (one rule of thumb is to exchange a roller chain which has elongated 3% on an adjustable push or 1.5% on a fixed-centre generate). A simpler method, specifically suitable for the cycle or motorcycle user, is to try to pull the chain absent from the larger of the 2 sprockets, while ensuring the chain is taut. Any important movement (e.g. generating it feasible to see through a gap) possibly suggests a chain worn up to and outside of the restrict. Sprocket hurt will end result if the problem is overlooked. Sprocket dress in cancels this effect, and could mask chain wear.


The most common evaluate of roller chain’s power is tensile toughness. Tensile toughness represents how considerably load a chain can face up to underneath a one-time load ahead of breaking. Just as essential as tensile energy is a chain’s exhaustion toughness. The essential aspects in a chain’s fatigue power is the quality of metal used to manufacture the chain, the warmth treatment method of the chain components, the quality of the pitch hole fabrication of the linkplates, and the variety of shot plus the depth of shot peen protection on the linkplates. Other elements can include the thickness of the linkplates and the design (contour) of the linkplates. The rule of thumb for roller chain working on a continuous generate is for the chain load to not CZPT a mere 1/6 or 1/9 of the chain’s tensile energy, based on the type of master back links employed (press-suit vs. slip-match)[quotation essential]. Roller chains working on a continuous travel beyond these thresholds can and generally do fall short prematurely by means of linkplate fatigue failure.

The normal minimum greatest strength of the ANSI 29.1 steel chain is twelve,five hundred x (pitch, in inches)2. X-ring and O-Ring chains tremendously decrease use by signifies of interior lubricants, increasing chain lifestyle. The inside lubrication is inserted by signifies of a vacuum when riveting the chain with each other.


Requirements companies (such as ANSI and ISO) sustain requirements for design and style, dimensions, and interchangeability of transmission chains. For example, the following Table shows info from ANSI common B29.1-2011 (Precision Power Transmission Roller Chains, Attachments, and Sprockets) developed by the American Culture of Mechanical Engineers (ASME). See the references for additonal info.

ASME/ANSI B29.1-2011 Roller Chain Common SizesSizePitchMaximum Roller DiameterMinimum Supreme Tensile StrengthMeasuring Load25.
For mnemonic reasons, under is an additional presentation of key dimensions from the identical normal, expressed in fractions of an inch (which was portion of the considering driving the decision of favored numbers in the ANSI normal):

WHY Decide on US 

1.     Reliable High quality Assurance System
two.     Cutting-Edge Laptop-Controlled CNC Devices
3.     Bespoke Options from Highly Experienced Specialists 
4.     Customization and OEM Offered for Particular Software
five.     Extensive Stock of Spare Components and Components
6.     Well-Developed Around the world Marketing and advertising Network 
seven.     Efficient Soon after-Sale Support Program

We are not just a manufacturer and provider, but also an sector advisor. We function pro-actively with you to provide skilled tips and solution suggestions in get to end up with a most price efficient merchandise offered for your particular software. The clientele we provide globally variety from end consumers to distributors and OEMs. Our OEM replacements can be substituted wherever needed and appropriate for the two mend and new assemblies.

Kinds of roller chains and their programs

There are numerous aspects that can lead to untimely use of the roller chain. They include friction, exterior shocks, and deficiency of lubrication or adjustment. Below are some guidelines to support you avoid premature chain use. Study on to discover much more about the various kinds of roller chains and their purposes. You will be stunned how rapidly the roller chain wears out! Below we have listed some of the most common leads to of premature roller chain wear.

Double strand heavy-obligation roller chain

If your software calls for a hefty-obligation chain, a double-strand metal roller chain is an exceptional option. Double-strand steel roller chains are manufactured to minimize stress fatigue and extend, making them excellent for industrial and logging gear. This kind of chain is also heat-dealt with and shot-peened for exceptional exhaustion resistance and energy. Detailed below are some of the advantages of double-strand hefty-responsibility roller chains.
When evaluating single-strand and double-strand weighty-obligation roller chains, double-strand steel roller chains are normally better. They have 2 times as many side plates and a functioning load shut to that of a twin-strand metal roller chain. In contrast to one-strand steel roller chains, double-strand roller chains are not interchangeable with regular double-sprockets. They use sprockets specifically created for double chains.
Double strand chains are notably powerful, resistant to rust and corrosion, and perfect for large-stress purposes. They are typically utilized in conveyor techniques, paper mill equipment, ditches, lifts, seed drills, and various hoisting machinery. They are also employed in the wastewater and food processing industries. Chains of this kind are utilised on conveyor strains, so they are an excellent option for heavy equipment.

Nickel-plated chain

Nickel-plated roller chains are best for out of doors operate, mildly corrosive environments, and apps necessitating a good chain visual appeal. Nickel plating will increase element hardness and improves use resistance while making sure that all surfaces are safeguarded. The positive aspects of nickel-plated roller chains consist of enhanced longevity, corrosion resistance, and a vibrant shine. Right here are a handful of factors to use these kinds of a chain. All chains are manufactured to the greatest high quality and security specifications.
Despite the fact that somewhat corrosive, nickel-plated roller chains are excellent for programs in large salt and higher humidity environments. Even so, nickel plating can peel and chip, so nickel roller chains are not advisable for use in food processing or other environments exposed to corrosive substances. ANSI B29.1 normal chain can be nickel-plated and is perfect for a variety of applications which includes industrial garage doors and boat lifts.
CZPT United states Corp. is fully commited to getting the premier agricultural and industrial chain supplier in the United States. By focusing on top quality, they make certain their chains supply long lifestyle and unmatched use resistance. If you’re seeking for a good quality plated roller chain, take into account choosing a chain from a foremost manufacturer. If you need to have the toughness and strength of a nickel roller chain, select CZPT United states Corp. We manufacture the highest high quality chains in the United states.
In addition to large energy, nickel-plated roller chains are also obtainable in elastomer profiles. These sorts of chains can deal with 1/2 to 3/4″ masses, depending on their pitch. They are also perfect for mild traction on delicate surfaces. The toughness of these chains relies upon on the type of the principal hyperlink utilised in the chain. Nickel-plated roller chains are accessible in a selection of sizes and are priced to suit a variety of programs.

Stainless metal chain

Stainless steel roller chains are perfect for industrial purposes in two severe environments. They have superb chemical and corrosion resistance, as properly as large toughness. Chains are accessible in 3 grades to fulfill numerous operational demands. 304SS is suitable for food make contact with apps, while 316SS and 606SS offer outstanding corrosion resistance. 600 sequence stainless steel provides outstanding corrosion and wears resistance with precipitation hardened elements.
In food processing, stainless steel chains are often uncovered to really higher temperatures and substantial concentrations of acids, alkalis, and water. They are also resistant to large concentrations of acid and chlorine. And their reduced magnetic permeability makes it possible for them to perform properly in hygienic circumstances. But stainless metal roller chains also have some down sides. Despite their exceptional corrosion resistance, these chains are not suggested for use in foodstuff processing environments.
In comparison to carbon metal, stainless steel roller chains are softer and maintain more time. This means it might dress in out faster. Because stainless metal is not heat-taken care of, its surface area hardness is various from carbon steel. It retains warmth for lengthier, minimizing its tensile strength and extending its lifespan. Even so, stainless steel roller chains are excellent for a selection of industrial apps.
The stainless metal roller chain is made of large-top quality materials. For instance, the Leading sequence stainless metal roller chains are made in Japan making use of a special type of stainless steel shot peening procedure. They also attribute a solid roller style that lowers side flex. The Premier range also attributes highly polished facet panels and is accessible in 10′ containers, 50′ reels, and 100′ reels. They can also be cut to duration if necessary.

Accumulation conveyor

Roller chain accumulation conveyors are created to transportation hundreds up to 440 lbs or two hundred kg. The accumulator chain is situated on massive idler rollers to ensure tranquil procedure and the bare minimum pressure necessary to maintain the pallet. They are ideal for numerous programs and can be built-in into the whole processing method. These conveyor belts have T-slots on 3 sides of the profile frame for connecting brackets and sensors.
Sensors put in in the accumulation spot detect objects on the conveyor line and ship indicators to the motors that energy the accumulation spot. The motor can be external or built into the drum itself. Other kinds of sensors use gentle, this kind of as photosensors. Photoelectric sensors detect objects by emitting and obtaining particular wavelengths of light-weight. This selection is value-efficient due to the fact the sensor rollers are situated a bit earlier mentioned the area of the conveyor line.
Roller chain accumulation conveyors can be created of metal or plastic rollers. It can be equipped with staggered or coaxial rollers. Basic safety include helps prevent accidental insertion of fingers into the chain, enhancing operator basic safety. The basic safety cover is suitable with the chain type and essential bend radius. These caps are made of plastic clips that suit permanently on the inner backlinks of the chain. They do not interfere with conveyed merchandise or workpiece carriers.
There are two basic varieties of accumulation conveyors: cost-free flow and accumulation. Totally free-flowing chains enable conveyed objects to slide straight on to the chain whilst stacking chains allow goods to slide below the chain. Accumulation chains are generally utilized in the foods and packaging industries and have rollers that support conveyed objects. The totally free-flowing conveyor program gets rid of the risk of damaging objects, as the rollers in the accumulation conveyor are in direct get in touch with with the bottom of the cargo.

Custom made attachment

Standard add-ons for roller chains are offered in a selection of designs. Normally, they can be assembled on pin or roller back links. When referring to connecting chains, it is important to know how to refer to pitch and centre-to-center spacing. The pitch of the roller chain need to contain internal and outer roller backlinks and need to alternate every single 3 pitches. Additionally, you can purchase personalized components for pin or roller linkages. Beneath are some examples of customized equipment for roller chains.
Stainless steel roller chains are one particular of the most properly-identified chains for this software. It has a stainless metal 304 finish to produce curved and straight lugs. For even more overall flexibility, you can also request custom made components such as chain plate holes and pins. For included safety, different add-ons can be hooked up to the solitary-pitch roller chain. It can also be produced with several pins or curved lugs.
HKK Chains is stocked with much stainless metal and carbon metal standard connecting chains. Most of the time, they can assemble a customized accessory chain in no time. For illustration, a solitary-pitch chain with two connecting holes is called a extensive profile. Additionally, chains can be manufactured in a assortment of components, which includes carbon metal, stainless metal, Lambda, plastic, and Ultra WP. In addition, a extensive selection of exclusive components is obtainable for particular industries.

China OEM Conveyor Belt Transmission Parts Double Pitch Transmission Chains     near me supplier