Elastic Crane Rail Clip for Railway Fastening

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Basic Info.

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Product Description

A rail clip is used to fasten the rails to the underlying base plate together with the concrete sleeper. Usually, rail clips are made of forged spring steel which is produced by the hot forging process. Because of the uniform microstructure of forged clips, it is considered to be better than other metal-forming process.

HOW DO WE PRODUCE RAIL CLIP?

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FAQ: 1. Are you a genuine manufacturer?Yes, all products shown in our website are produced in our ISO9001:2015 certified factory; We are also a company registered by China Customs with the right to export and import. 2. I want to keep our design confidence; can we sign NDA?Sure, protecting customers' profit is our obligatory responsibility, signed NDA would be valid for both of us. 3. What should I offer to get your quotation?Please offer us your detailed information for the product, such as drawings with 2D/3D by software Pro/E, Auto CAD, SolidWorks, UG etc; as well as materials, surface treatment, quantity, and package. Any special requirements should be highlighted especially for tolerance. 4.How long does it take to receive samples?20 working days,the lead time is the general production period and does not include the transportation time.we can supply free samples with less quantity,but customers need to pay shipping cost.5. How long is the manufacturing lead time?Mass Production:30-45 working days after sample approval by yours.T he lead time is the general production period without the transportation time.We could make some special production arrangements effectively if the customer has an urgent need.6. How long does it take to ship goods from China by sea?It takes about 5 weeks to European ports plus 1 week for customs clearance, so you can get the container within 6 to 7 weeks. It takes about 2 weeks to east coast and 3 weeks to west coast US ports. All sea goods are shipped from Qingdao/Shanghai/Ningbo Port.7. How long does it take to ship goods from China by air?It takes about 7 days to all major destinations.8. What are the payment terms?Payment terms are negotiable and will improve for long-term customers. During the initial stages, we request 50% of the tooling fee in advance with the balance payable on acceptance of samples. Bulk production orders can be negotiable. We prefer a 30% deposit and the balance by T/T before delivery.9. New product development processGot tooling order and sample order with 50% deposit---Hold a meeting with the relation dept. To ensure the developing schedule---Design mold, fixture, and gauge and make them in our factory--- mold. fixture and gauge making---producing samples---approved from customer-purchasing material-forging-heat treatment-shot blasting-machining-Inspection-package---delivery10. Which countries do you export to?Now mainly exports to the U.S.A, Germany, France, Italy, the UK, Brazil, Swedish, Japan, Korea, Middle East of Asia, Thailand, and so on.11. Can we visit the factory to conduct an audit?Yes, you are welcome to visit our factory.All parts are made according to the customer's drawings or samples. If you have any parts to be made, please feel free to send your kind drawings/samples to us. Technical drawings including material mark, Product weight, and Purchase quantity. The comprehensive information will help us quickly calculate an accurate and reasonable price for you.

Raw material: Premium grade spring steel sourced from a reliable and certified long-term producer.Shearing: The spring steel bar has to be sheared as per the length required. Heating: to forging temperature (950-1000 degrees Celsius), but overheating shall be avoided to check decarburization.Forming: The properly heated bar is transferred to the power press for forging.Hardening: The forged rail clips are transferred to the quenching tank. Dimensional accuracy and quench hardness of rail clips are checked before tempering.Tempering: The rail clips are tempered at about 350 Celsius to achieve appropriate toughness in the spring. Inspection: The products are then checked thoroughly as per China CRCC and customer-required specifications and designs.Packing: Clips can be packed in woven bags or upon customer requirement. Inspection during the production process