Tag Archives: Sprocket For Conveyor Chain China

China Chain and sprocket factory : Ss304 for replacement of tsubaki outboard roller chain in Belem Brazil Ss316 Flat Top Conveyor Chain with ce certificate top quality low price

China Chain and sprocket factory : Ss304  for replacement of tsubaki outboard roller chain  in Belem Brazil  Ss316 Flat Top Conveyor Chain with ce certificate top quality low price

We – EPG Group the largest Chain and agricultural gearbox manufacturing facility in China with 5 distinct branches. For more information: Cellular/whatsapp/telegram/Kakao us at: 0086-13083988828

Getting accrued treasured expertise in cooperating with international clients, a specialized supplier of a complete variety of chains, sprockets, gears, gear racks, V-belts, couplings and reducers, pto shaft, agricultural gearboxes….With If you need any data or samples, you should speak to us and you will have our shortly reply.above 30 many years of mixed encounter in Bearings and Energy Transmission, EPG is completely able of creating and generating merchandise to match your specific application. Our knowledgeable employees of engineers and customer service associates look ahead to offering you with any Even though we get pleasure in getting “Collar Specialists”, our knowledge in sourcing top quality items has produced Lucas Industrial a valued supplier of other electrical power transmission items as nicely. 1st amid these are linear bearings with interchanges obtainable for practically all designs and sizes. Other energy transmission products available by way of Lucas Industrial consist of leaf chain, roller chain, lumber conveying chain, rigid couplings, ball bearings, and sprockets. We can provide SS304 SS316 flat prime conveyor chain
Our table prime chain is broadly utilised in conveyor strains
A) Straight managing desk prime chains
B) Aspect flexing table

Chain types as adhering to:
820

820 K250
820 K325
820 K350
820 K400
820 K450
820 K600
820 K750

821
821 K750
821 K1000
821 K1200

880
880 K325
880 K450

880TAB

880 T EPT K325
880 T EPT K450

882 TAB
882 T EPT K500
882 T EPT K600
882 T EPT K750
882 T EPT K1000
882 T EPT K1200
880 T EPT Rt (Small radius hinge chain )
880 T EPT K325
880 T EPT K450
We are producer professionally in modular belts, plastic top chain, stainless metal leading chain, and EPT conveyor parts. We have abtained the quality certification of ISO 9001: 2000, and our goods have been marketed to Europe, Middle East, America and many EPT coutries and locations.

Make contact with US

The use of original gear manufacturer’s (OEM) element numbers or emblems , e.g. CASE® and John Deere® are for reference purposes only and for indicating item use and compatibility. Our firm and the outlined substitute elements contained herein are not sponsored, accepted, or produced by the OEM.

China Chain and sprocket factory : Ss304  for replacement of tsubaki outboard roller chain  in Belem Brazil  Ss316 Flat Top Conveyor Chain with ce certificate top quality low price

China Chain and sprocket factory : Ss304  for replacement of tsubaki outboard roller chain  in Belem Brazil  Ss316 Flat Top Conveyor Chain with ce certificate top quality low price

China Chain and sprocket factory : Ss304  for replacement of tsubaki outboard roller chain  in Belem Brazil  Ss316 Flat Top Conveyor Chain with ce certificate top quality low price

China Chain and sprocket factory : Ss304  for replacement of tsubaki outboard roller chain  in Belem Brazil  Ss316 Flat Top Conveyor Chain with ce certificate top quality low price

China manufacturer & factory supplier for China in Jambi Indonesia manufacturer S45C Double Row Conveyor Chain sprocket With high quality best price & service

China manufacturer & factory supplier for China  in Jambi Indonesia  manufacturer S45C Double Row Conveyor Chain sprocket With high quality best price & service

ISO 9001, ISO/TS 16949 and AS9100 licensed. Manufacturer of common and custom made roller chains for use in a extensive range of programs. Roller chains are available in single-pitch, double-pitch and precision kinds. Satisfies or exceed ANSI expectations.With EPG manufacturer registered in far more than 70 nations like America , Europe , Japan and so on, it has companions between worlwhile the types of yokes for the link of the PTO shafts with the agricultural apply includes the exact same previously mentioned splined yokes and also yokes with recessed button and/or ball collar with:d prime enterprises, such as JOHNDEERE, NEW HOLLAND, CLAAS, HONDA, KUBOTA, YANMAR, and many others.

Overview

Fast Particulars

Relevant Industries:

Developing Substance Outlets, Producing Plant, Equipment Repair Retailers, Meals & Beverage Factory, Farms, Building works , Vitality & Mining, agricultural machiner

Solution title:

S45C Double Row Conveyor Chain sprocket

Precision:

Large precision

Application:

Transmission device

Surface area remedy:

Black oxide, Zinc plated

Bore:

Finished bore, Precossing bore,Taper bore

Processing:

Hobbing

Warmth treatment:

Higher Frenquency Quenching

Colour:

Character metal or black

Groove:

Simplex, Duplex, Triplex

Use:

Transmission Spare Areas

Offer Capacity

Supply Potential:
10000 Piece/Items for every 7 days

Packaging & Shipping and delivery

Packaging Specifics
Carton ,Wooden situation or as your need to have
Port
Tianjin/Shanghai/Qingdao

Online Customization

We warmly welcome the pals from all the world!

Worm gears are the most compact type of system and give high-ratio velocity reduction. They are typically the chosen sort of gearing program when room is minimal and massive gear reductions are essential. Worm gears can be employed to both drastically improve torque or tremendously reduce pace. They are also the smoothest and quietest of the equipment programs, as extended as they are appropriately mounted and lubricated.

Merchandise Description

S45C Double Row Conveyor Chain sprocket

Bore

Finished bore, Precossing bore, Taper bore 

Coloration

Nature steel or black

Regular

ANSI, DIN, ISO 

Kind

Simplex, Duplex, Triplex

Surface area therapy

Black oxide, Zinc plated 

Warmth treatment

Large Frenquency Quenching

Specification

Product Display

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Method

Our Other Products

               Spur equipment

               Helical gear

                         Equipment rack

                    Bevel gear

            Sprocket

       Timing pulley

             Roller chain

                Worm gear & shaft

              Linear rail & block

Packing

Usuallu utilised the suited for transportation by sea, rail, air, and other ideal for import and export customs clearance of free fumigation picket box of totally free fumigation wooden pallets (precision merchandise utilized the collision coating layer in the packaging box, to guarantee the merchandise safe sufficient).
Remarks:
All products are checked and analyzed thoroughly during each operating treatment, and right after the item is last but not least made to ensure that the ideal quality product enter into the market place.

Payment & Shipping

China manufacturer & factory supplier for China  in Jambi Indonesia  manufacturer S45C Double Row Conveyor Chain sprocket With high quality best price & service

China manufacturer & factory supplier for China  in Jambi Indonesia  manufacturer S45C Double Row Conveyor Chain sprocket With high quality best price & service

China manufacturer & factory supplier for China  in Jambi Indonesia  manufacturer S45C Double Row Conveyor Chain sprocket With high quality best price & service

China manufacturer & factory supplier for China  in Jambi Indonesia  manufacturer S45C Double Row Conveyor Chain sprocket With high quality best price & service

China manufacturer & factory supplier for China  in Jambi Indonesia  manufacturer S45C Double Row Conveyor Chain sprocket With high quality best price & service

China manufacturer & factory supplier for China  in Jambi Indonesia  manufacturer S45C Double Row Conveyor Chain sprocket With high quality best price & service

China manufacturer & factory supplier for China  in Jambi Indonesia  manufacturer S45C Double Row Conveyor Chain sprocket With high quality best price & service

Best made in China – replacement parts – pintle Chain & sprocket manufacturer : Carbon heavy duty chain conveyor China in Yekaterinburg Russian Federation Steel High Performance Stable ISO 9001 Welded Lifting Chain for Handling Heavy Equipment with ce certificate top quality low price

Best  made in China - replacement parts - pintle Chain & sprocket manufacturer : Carbon heavy duty chain conveyor China in Yekaterinburg Russian Federation  Steel High Performance Stable ISO 9001 Welded Lifting Chain for Handling Heavy Equipment with ce certificate top quality low price

We – EPG Group the most significant Chain and agricultural gearbox factory in China with 5 different branches. For more particulars: Mobile/whatsapp/telegram/Kakao us at: 0086-13083988828

Total use has been produced of all types of advanced techniques and technological innovation to achieve excelsior production. Standard Our products are applied in several fields.single-strand roller chain, standardized by ASME, is an assembly of alternating pin links and roller backlinks. The length between pin centers is called the pitch. The pitch is what categorizes the dimension of the chain. The larger the pitch, the higher the load score. Chains with small pitches carry scaled-down loads, function far more quietly, and at increased speeds. Multi-strand, tiny-pitch roller chains are a very good solution for large-load, higher-pace apps. We search ahead to the opportunity to provide you and hope to include you to our expanding household of pleased buyers.

      carbon steel substantial performance steady ISO 9001 welded lifting chain for managing large gear

Solution DESCRIPTION

Dimension: 6mm-42mm

Material: Alloy steel, substantial tensile, heat dealt with.

Area therapy: Galvanized, Black painted, Self shade, Polishing, Powder coated

Colour: Self color, Crimson , grey, environmentally friendly, as to your ask for

Software: Ship, iron and metal industry, petroleum chemical sector, coal mine

The merchandise has handed the environmental management method certification, and can handle

the product certification of nicely-known classification societies these kinds of as CCS, LR, DNV, and so on.
The item has substantial power, gentle excess weight, beautiful design and style, powerful versatility, diverse features, and practical protection inspection

  

Complex PARAMETERS

dimension d*p(mm) min b max b kg/m doing work load
(Kn)
tests load
(Kn)
breaking load
(Kn)
six*eighteen seven.5 21 .seventy nine 11 27 45.2
7*21 nine 24.5 1.07 15 37 61.six
eight*24 10 28 1.38 twenty forty eight eighty.4 
nine*27 11.five thirty 1.9 24.five 61 102
ten*30 twelve.5 35 2.2 32 seventy six one hundred twenty five
twelve*36 15.five 42.2 three.3 forty nine 117 196
13*39 sixteen.3 forty six 3.eight fifty 128 214
fourteen*42 18 49 4.13 sixty three one hundred fifty 250
16*forty eight 20 fifty six five.sixty three eighty 192 320
18*54 23 sixty three six.eighty five 100 246 410
twenty*sixty twenty five 70 8.6 a hundred twenty five three hundred five hundred
22*sixty six 28 seventy seven 10.five 153 366 610
24*seventy two 32 82 12.seventy eight a hundred and eighty 432 720
26*seventy eight 35 ninety one fourteen.87 213 510 650
30*90 38 a hundred and five 19.six 283 678 1130
32*96 forty 106 22.29 322 772 1289
34*102 forty six.five 121.five 25.5 363 870 1450
36*108 forty nine.five 128.five 31 407 978 1630
38*114 52 136 32 453 1086 1810
42*126 55.5 144.5 38.6 554 1332 2200

Transport & DELIVERY

 

Generally packed in plastic luggage, and then in export carton, large quality pallets

According to your specifications.

Shipping and delivery Depth: Typically 25-30 functioning days after acquiring your progress payment.

Bulk packing
Packed in picket cases
Packed in Iron drum, then in pallets
According to your requirements
Shipping Element: 
Usually twenty five times after getting your advance payment. 

 

Company Information

HangZhou EPT Co., Ltd. formerly known as Xihu (West Lake) Dis. Chain Manufacturing unit, is positioned in Xihu (West Lake) Dis.

EPT of ZheJiang Province , specializes in making chain and rigging connected goods at residence and overseas.

items are widely used to the fields of ships, steel, petrochemical business, coal mine.
Has unbiased import and export functioning rights, can deal with the certifications of CCS, LR, DNV.
Sold to dozens of countries this kind of as Eurpoe, America and Center Ea EPT as well as much more than ten provincial and municipal areas in China!
We are ready to cooperate with domestic and foreign new/old clients in utmo EPT sincerity, to

create a common potential!

FAQ

 

one.Are your manufacturer or Trading Business?
Fir EPT rigging is professional manufacturer, a lot more than 20 years 
expertise.
two. What products do you source?
1) Lifting hyperlink chain, Coal Mining chain 
2) Spherical Learn link 
3) EPT related products 
3.What is your direct time?
  Usually 25-30 doing work days right after receiving your advance payment.
4. How do I receive the products ? 
FOB, CFR, CIF are mo EPT commonly utilised trade terms.  
five.How do I pay?
TT(Cellular: +86~13083988828egraphic Transfer),30% payment in progress, 70% balance 
ahead of cargo.

Get in touch with US

 

Any intere EPT please feel free to get in touch with Nancy!
 
 
Site:

The use of first tools manufacturer’s (OEM) portion numbers or logos , e.g. CASE® and John Deere® are for reference purposes only and for indicating item use and compatibility. Our firm and the shown replacement areas contained herein are not sponsored, approved, or produced by the OEM.

Best  made in China - replacement parts - pintle Chain & sprocket manufacturer : Carbon heavy duty chain conveyor China in Yekaterinburg Russian Federation  Steel High Performance Stable ISO 9001 Welded Lifting Chain for Handling Heavy Equipment with ce certificate top quality low price

Best  made in China - replacement parts - pintle Chain & sprocket manufacturer : Carbon heavy duty chain conveyor China in Yekaterinburg Russian Federation  Steel High Performance Stable ISO 9001 Welded Lifting Chain for Handling Heavy Equipment with ce certificate top quality low price

Best  made in China - replacement parts - pintle Chain & sprocket manufacturer : Carbon heavy duty chain conveyor China in Yekaterinburg Russian Federation  Steel High Performance Stable ISO 9001 Welded Lifting Chain for Handling Heavy Equipment with ce certificate top quality low price

Best  made in China - replacement parts - pintle Chain & sprocket manufacturer : Carbon heavy duty chain conveyor China in Yekaterinburg Russian Federation  Steel High Performance Stable ISO 9001 Welded Lifting Chain for Handling Heavy Equipment with ce certificate top quality low price

Best made in China – replacement parts – Chain & sprocket manufacturer : Manufacturer transmission repair chains China in Bellary India Direct Customized Roller Conveyor Assembly Line for Industrial with ce certificate top quality low price

Best  made in China - replacement parts - Chain & sprocket manufacturer : Manufacturer transmission repair chains China in Bellary India  Direct Customized Roller Conveyor Assembly Line for Industrial with ce certificate top quality low price

We – EPG Team the largest Chain and agricultural gearbox factory in China with 5 various branches. For more particulars: Cellular/whatsapp/telegram/Kakao us at: 0086-13083988828

Additionally, all our generation procedures are in compliance with ISO9002 requirements for a specialized supplier of a entire variety of chains, sprockets, gears, equipment racks, V-belts, couplings and reducers, pto shaft, agricultural gearboxes….As specialize in electrical power transmission items Chain,pto shaft, agricultural gearboxes , CATV goods, mechanical seal, hydraulic and Pheumatic, and advertising merchandise.a result, we have grow to be a comprehensive company in the motion and management discipline delivering an substantial lineup of goods with superior toughness, surroundings-friendliness, and top quality. EPG is a major supplier of large top quality, expense-efficient electrical power transmission parts. As our product strains continue to broaden to fulfill our customer’s needs, our commitment to customized consumer provider and on-time supply stays next to none.

Company Immediate Tailored Roller EPT Assembly Line For Industrial

Product Application 

Welcome to Guanjie, and we are a manufacturing facility creating the Logistics Transportation Line, Liquid Painting Line, and Powder Coating Line .
All equipments are personalized for your product requirement.

Principal Parameters:

Parameters Alternative
Design No. Guanjie-C003
Dimensions(mm) 2000*five hundred*2000
Ability -200kg for every layer
Content chilly rolled steel
Area therapy powder coating
Package  stHangZhourd exporting carton
Deliver time within twenty times ex-work following receipt of deposit

 

All our conveyor system are personalized types to meet up with your specific wants:

one. Please deliver us your products picture with dimensions and weight.

2. Please reveal the offered space for the conveyor.

Or inform us the conveyor Length x Width x Height immediately.

3. Please permit us know the pace you want and if you require the velocity is variable.

four. If you have original design drawing, you can send out to us for the analysis.

Now Send e-mail to us dependent on the earlier mentioned details, we will perform out the quotation appropriately.

 

Roller EPT For In-property Transportation

Production Logistics SolutionsFrom Desian to Installation 

Versatile and consumer-pleasant modular method for conference the needs of mo EPT industries for packaging and conveying. The method is available in a range of lengths, widths and heights for vertical and horizontal conveying.

Examples of modules are: roller conveyors, wheel conveyors, flexi conveyors, pushed conveyors, flexi curves, fixed curves, belt conveyors, controllers, vertical lifts, rotary tables, weights, facet pushers etc. The conveyor system is provided electrogalvanised, in stainless metal or custom created.

one.Minimal preliminary cost

two.Can be effortlessly moved close to

three.Low-cost to work

4.Enable for basic accumulation

five.Lower maintenance

 

 

♣Company Information
HangZhou Guanjie Technological innovation was established in 2000, our company is a substantial-finish professional whole plant coating gear and assembly line producer integrating skilled improvement, style, manufacture, set up, specialized training and excellent pre-sales and after-revenue provider. It has dozens of senior technological skills, which is nicely-equipped, sophisticated machining and tests products. Our business strictly implements the ISO9001-2000 top quality stHangZhourd management system, concentrating on the growth of high-tech equipment.  

In 2011, it was awarded the HangZhou Large-tech Entrepreneurship Certification (Certificate No.: SZ2011744). In 2012, it obtained the nationwide large-tech organization certification (Certificate No.: GR201244200033), becoming a countrywide high-tech enterprise with foremost technologies in the industry.

Task Approach

Make contact with details

Address: developing A, z EPT industrial park, biantang village, qiuchang town, huiyang district, HangZhou city, ZheJiang province, China
 

The use of authentic tools manufacturer’s (OEM) element quantities or trademarks , e.g. CASE® and John Deere® are for reference reasons only and for indicating item use and compatibility. Our company and the detailed substitute components contained herein are not sponsored, accredited, or manufactured by the OEM.

Best  made in China - replacement parts - Chain & sprocket manufacturer : Manufacturer transmission repair chains China in Bellary India  Direct Customized Roller Conveyor Assembly Line for Industrial with ce certificate top quality low price

Best  made in China - replacement parts - Chain & sprocket manufacturer : Manufacturer transmission repair chains China in Bellary India  Direct Customized Roller Conveyor Assembly Line for Industrial with ce certificate top quality low price

Best  made in China - replacement parts - Chain & sprocket manufacturer : Manufacturer transmission repair chains China in Bellary India  Direct Customized Roller Conveyor Assembly Line for Industrial with ce certificate top quality low price

Best  made in China - replacement parts - Chain & sprocket manufacturer : Manufacturer transmission repair chains China in Bellary India  Direct Customized Roller Conveyor Assembly Line for Industrial with ce certificate top quality low price

Best made in China – replacement parts – pintle Chain & sprocket manufacturer : 08b for replacement of tsubaki drive chain catalogue in Bogor Indonesia Spring Clip Transmission Roller Conveyor Chain with ce certificate top quality low price

Best  made in China - replacement parts - pintle Chain & sprocket manufacturer : 08b  for replacement of tsubaki drive chain catalogue  in Bogor Indonesia  Spring Clip Transmission Roller Conveyor Chain with ce certificate top quality low price

We – EPG Group the most significant Chain and agricultural gearbox factory in China with 5 different branches. For more information: Cell/whatsapp/telegram/Kakao us at: 0086-13083988828

we offer a single-stop solution for the buy of mechanical chain,energy transmission areas and pto shaft, agricultural gearboxes merchandise in China. manufacturing facility specialize in energy transmission merchandise Chain,pto shaft, agricultural gearboxes , CATV goods, mechanical seal, hydraulic and Pheumatic, and promotional items.of roller chains. Conveyor chains, engineered chains, silent chains, and tabletop chains are also available. Other energy transmission merchandise consist of pillow blocks, conveyor idlers, conveyor pulleys, drive shafts, equipment racks, equipment reducers, gears, overrunning clutches, motor bases, pulleys, screw conveyors, shaft couplings, sheaves, pace reducers, sprockets, tapered bushings, tensioners, torque limiters, and common joints. Services these kinds of as bearing reconditioning and fix, ball screw repair, custom deal machining, gearbox mend and overrunning clutch restore companies are obtainable. Roller chains can be used in conveyor and equipment production, industrial processing, device rebuilding, squander h2o, sand and gravel, device and die, metal, metals and scrap processing industrial applications. ISO 9001:2000 accredited. Stocking distributor of electricity transmission items including roller & numerous strand roller chains. Merchandise also incorporate brakes, travel factors, gears, torque limiters, U-joints, pulleys, sheaves, encoders, belt drives, clutches & motors are also accessible.
We focus in the chains made to customers’ drawings and specification&period Our benefit is reputable high quality&comma competitive price tag&comma prompt supply and good service&time period

StHangZhourd products include numerous transmission and conveyor chains&comma like Roller Chain&comma double pitch EPT Chain&comma Hollow Pin Chain&comma Leaf Chain&comma Table Prime Chain&comma Facet Bow Chain&comma Lumber Chain&comma EPT Chain&comma Silent Chain&comma PIV Chain&comma Stainless Steel Chain&comma Nickel&sol Zinc plated Chain&comma Dacromet Chain&comma EPT Chain&comma Metal Pintle Chain&comma Welded metal chain&comma Cast chain&comma Malleable Iron chain&comma and several EPT types&period of time Diverse types of attachment are available&interval

Merchandise Description
Technical specs&colon
one&rpar Attachments on a single aspect
two&rpar Attachments on internal plates
three&rpar Attachments on outer plates
4&rpar Attachments on each sides
5&rpar Straight attachments
six&rpar Crank attachments
7&rpar Pin attachments
eight&rpar EPT special attachments
Transmission chain is famous for its high energy and ongoing antifatigue&semi The chain proportions totally fulfill the stHangZhourds of ANSI and BS&period
In accordance to different operating situations&comma it might pick the chain with different coating remedy&comma this kind of as zinc plating&comma nickel plating&comma chromeplating and dacromet plating ec

Merchandise Description

twenty five-1 to 240-1
twenty five-2 to 240-two
25-3 to 240-3
04BB-1 to 72B-one
04B-2 to 72B-2
04B-3 to 72B-3

We source diverse types of roller chains&comma conveyor chains&comma transmission chains and agricultural chains and so on&period According drawings&period of time

Attributes&colon
one&rpar A series chains&colon
A&rpar Simplex&colon 25-1 – 240-1
B&rpar Duplex&colon twenty five-2 – 240-2
C&rpar Triplex&colon twenty five-3 – 240-3
2&rpar B collection chains&colon
A&rpar Simplex&colon 04B-1 – 72B-1
B&rpar Duplex&colon 05B-2 – 72B-two
C&rpar Triplex&colon 05B-3 – 72B-3
three&rpar Components&colon Stainless metal or carbon steel

four&rpar EPT chains obtainable&colon Weighty-duty series roller chains&comma cottered kind short pitch precision roller chains &lparA sequence&rpar&comma large duty collection cottered kind roller chains&comma EPT simplex roller chains&comma zinc plated chains&comma dacromet plated chains&comma nickel plated chains&comma anti-facet bow chains&comma facet bow chains for pushing windows&comma aspect bow chains&comma facet bow chains&comma self-lubrication roller chains&comma silent chains&comma self-tooth forming chains &lparP&time period I&period V&interval Chains&rpar&comma large-duty cranked-hyperlink transmission chains&comma metal chains for sewage disposal&comma oil discipline chains&comma coupling chains&comma motorcycle chains&comma O-ring bike chains&comma engine mechanism chain &lpartiming chains&rpar&comma double pitch transmission chains and double pitch transmission chain attachments&period of time

The use of original tools manufacturer’s (OEM) element figures or logos , e.g. CASE® and John Deere® are for reference functions only and for indicating item use and compatibility. Our business and the outlined substitute components contained herein are not sponsored, approved, or made by the OEM.

Best  made in China - replacement parts - pintle Chain & sprocket manufacturer : 08b  for replacement of tsubaki drive chain catalogue  in Bogor Indonesia  Spring Clip Transmission Roller Conveyor Chain with ce certificate top quality low price

Best  made in China - replacement parts - pintle Chain & sprocket manufacturer : 08b  for replacement of tsubaki drive chain catalogue  in Bogor Indonesia  Spring Clip Transmission Roller Conveyor Chain with ce certificate top quality low price

Best  made in China - replacement parts - pintle Chain & sprocket manufacturer : 08b  for replacement of tsubaki drive chain catalogue  in Bogor Indonesia  Spring Clip Transmission Roller Conveyor Chain with ce certificate top quality low price

Best  made in China - replacement parts - pintle Chain & sprocket manufacturer : 08b  for replacement of tsubaki drive chain catalogue  in Bogor Indonesia  Spring Clip Transmission Roller Conveyor Chain with ce certificate top quality low price