Baoding Longway Trading Co., Ltd.

Website

Baoding Longway Trading Co., Ltd. Contact information, map and directions, contact form, opening hours, services, ratings, photos, videos and announcements from Baoding Longway Trading Co., Ltd., Industrial Company, No. 56 Shidai Street, Jingxiu District, Baoding.

Welcome to Baoding Longway Trading Co., Ltd. 👋

We specialize in custom metal parts manufacturing, including:
🔩 Casting Parts
⚙️ Forging Parts
🛠️ CNC Machining Parts
🔥 Heat Treatment & Assembly

With reliable quality and flexible OEM solutions, we ser

23/10/2026

Customer: Could we perform the turning process first, followed by quenching and tempering? Would that allow for a better price?
Longway: We cannot alter the manufacturing process arbitrarily. For shaft components requiring quenching and tempering, we must first evaluate the heat treatment sequence before finalizing the machining plan.
Customer: Won't that cause you to lose out on some orders?
Longway: We would rather lose an order than have a client receive parts that are deformed or out of tolerance—issues that would compromise subsequent assembly.
The machining of shaft components involves much more than simply turning the outer diameter to the dimensions specified on the blueprint.
Quenching and tempering affect the material's hardness, strength, and residual stress state, and can also lead to dimensional changes. An improper process sequence makes precision finishing more difficult and negatively impacts dimensional stability and straightness.
For shafts that require quenching and tempering prior to precision finishing, Longway develops a process route based on the material, structural design, tolerances, and specific application requirements. We ensure that critical dimensions undergo precision finishing and rigorous inspection *after* the heat treatment stage.
While we can provide competitive pricing based on the specific process, material, and order quantity, we will never compromise on the technical requirements essential to the part's performance just to lower the cost.
Longway specializes in the OEM customization of non-standard shaft components, including drive shafts for farming machinery, shafts for construction equipment, spline shafts, gear shafts, and other precision CNC-machined parts.
If you are looking to source custom shaft components, please send us your blueprints, material specifications, and order quantities. We will evaluate the optimal process and provide a quote tailored to your specific needs—ensuring that the parts are not only manufacturable but also fully compliant with your assembly and operational requirements.
📱 : wa.me/8613733387246
📞：+86 181 3257 8119
📧: [email protected]
🌐:www.bdlongway.com

22/10/2026

These are sleeve components we have manufactured for a client. My colleague and I are currently using a three-point internal micrometer to verify the dimensions; by utilizing three contact points, we obtain an accurate internal diameter reading to ensure the bore size meets the specifications outlined in the technical drawings.
For CNC machined parts like sleeves, the internal bore dimension is critical, as it directly determines the fit between the shaft and the sleeve. Beyond controlling the internal diameter, we also ensure that the bore’s roundness, surface quality, and relevant fit tolerances strictly adhere to the drawing requirements.
From CNC turning to final dimensional inspection, every stage of the process is carefully managed based on the part’s specific structure, material, and tolerance requirements.
Longway specializes in the OEM production of non-standard sleeves and precision-machined components. Our product range includes parts for farming machinery, industrial equipment, mining machinery, and industrial drive systems and various other custom metal parts.
If you are sourcing precision sleeves or other non-standard machined components, please feel free to send us your drawings, material specifications, and required quantities. We will evaluate the manufacturing process and provide a quotation based on your bore dimensions, tolerance requirements, and specific assembly needs.
📱 : wa.me/8613733387246
📞：+86 181 3257 8119
📧: [email protected]
🌐:www.bdlongway.com

21/10/2026

This is a fl**ged coupling—also known as a rigid fl**ge coupling—custom-manufactured by Longway for a client. It is primarily used to connect two rotating shafts, establishing a secure, fixed connection via fl**ge faces and bolts.
The central bore features a keyway designed to mate with a key on the shaft, enabling the transmission of torque. Bolt holes on the fl**ge are used to fasten the two halves of the coupling together.
Key manufacturing process:
Forged blank → CNC turning → Drilling of bolt holes → Broaching of the internal keyway → Deburring → Dimensional inspection.
From the initial blank forming to final precision machining, we carefully control the dimensions of the bore and keyway, as well as the positioning of the fl**ge faces and bolt holes—all in accordance with the product’s structural design and operational requirements—to ensure the component meets assembly specifications.
Longway offers OEM customization for non-standard power transmission components. We evaluate the optimal manufacturing process based on your technical drawings, material specifications, and order quantities.
Our custom product range includes transmission shafts and connectors for agricultural and construction machinery, components for pumps and valves, and parts for mining equipment drive systems. This encompasses fl**ged couplings, drive shafts, splined shafts, gears, sprockets, bushings, and various other non-standard cast, forged, and CNC-machined components.
If you are looking for a supplier of fl**ged couplings or other custom power transmission components, please send us your technical drawings, material requirements, and order quantities. Longway will assess the manufacturing process and provide a quotation based on the product’s structure, dimensional tolerances, and specific operating conditions.
📱 : wa.me/8613733387246
📞：+86 181 3257 8119
📧: [email protected]
🌐:www.bdlongway.com
**gedcoupling **gecoupling

Heat Treatment Insights 01｜Annealing: Why Do Some Steel Blanks Need to Be Softened Before Machining?Why is it sometimes ...
20/10/2026

Heat Treatment Insights 01｜Annealing: Why Do Some Steel Blanks Need to Be Softened Before Machining?
Why is it sometimes necessary to subject a steel workpiece to an annealing process before it undergoes CNC machining?
For certain castings, forgings, and steel blanks, factors such as material hardness, internal microstructure, and residual stress can significantly impact subsequent machining operations. Consequently, the manufacturing process may require a specific pre-treatment step, tailored to the material and the requirements of the part.
Annealing is a heat treatment process that involves heating a metal to a specific temperature, holding it there, and then cooling it at a controlled rate to adjust its microstructure and properties.
For applicable steel grades, annealing can typically:
• Reduce hardness, thereby improving machinability;
• Relieve internal residual stresses, lowering the risk of deformation during subsequent processing;
• Refine the microstructure, preparing the material for further machining or subsequent heat treatment.
Common applications include certain cast steel components, forgings, and steel blanks that require improved machinability.
It is important to note that annealing is not a mandatory step for every part. Whether it is required—and which specific annealing method should be employed—depends on the steel grade, the geometry of the part, and the subsequent manufacturing stages.
In the production of mechanical components, selecting the appropriate heat treatment process does more than just alter material hardness; it serves as a vital preparation for downstream machining and ensures the final performance of the part.
Longway offers custom casting, forging, and CNC machining services, and can coordinate the necessary heat treatment processes to meet your project requirements.
If you are developing construction machinery components, or other non-standard metal parts—such as shaft,gearshaft,sprockets…, please feel free to share your drawings, material specifications, and order quantities with us so we can discuss the optimal manufacturing solution for your needs.
📱 : wa.me/8613733387246
📞：+86 181 3257 8119
📧: [email protected]
🌐:www.bdlongway.com

Today, I am at the factory to inspect a batch of custom-cast bearing housing blanks, produced according to client-provid...
19/10/2026

Today, I am at the factory to inspect a batch of custom-cast bearing housing blanks, produced according to client-provided drawings.
Bearing housings are primarily used to support and mount bearings. Depending on the equipment structure, mounting method, and operational requirements, they can be cast from either gray cast iron or ductile iron, with production customized to meet specific drawing specifications.
Following the completion of the casting process, these parts will move on to the subsequent machining stages:
Casting of blanks → CNC machining of the bore and mounting holes → Chamfering and deburring → Black oxide surface treatment → Final inspection.
For components like bearing housings, the dimensions of the bore, the positioning of mounting holes, and other critical fit dimensions directly impact final assembly. Therefore, during the machining process, key dimensions must be strictly controlled in accordance with the client’s drawings, followed by a thorough inspection upon completion.
Longway offers OEM customization for non-standard cast and machined parts. We can evaluate the optimal production process based on your drawings, samples, material specifications, and order quantities.
In addition to cast bearing housings, we also specialize in the custom production of components for agricultural machinery, construction equipment, conveyor systems, pumps and valves, as well as bushings, fl**ges, and various other non-standard metal parts.
If you are looking for a supplier that integrates casting and machining services, please feel free to send us your drawings, material requirements, and order quantities. Longway will provide a professional process assessment and quotation based on the product structure, dimensional tolerances, and intended operating conditions.
📱 : wa.me/8613733387246
📞：+86 181 3257 8119
📧: [email protected]
🌐:www.bdlongway.com

**ges

14/10/2026

For shaft components, the machining quality of the outer diameter, cylindricity, coaxiality, and the threads at both ends directly impacts subsequent assembly and performance.
The video demonstrates a turning process using a "between-centers" setup; by carefully controlling the machining sequence, the outer diameter of the shaft body and the threads at both ends are progressively machined.
From turning the shaft body to threading, every cut is critical to achieving the final dimensions. Upon completion, key dimensions and threads are inspected against drawing specifications.
Longway possesses capabilities in forging, casting, and CNC precision machining, offering OEM customization for non-standard shaft components. Our product range serves sectors such as farm machinery, construction machinery, mining equipment, firefighting equipment, and pumps, valves, and water treatment systems. Products include drive shafts, spline shafts, threaded shafts, bushings, and other custom machined parts.
If you are seeking a supplier for shaft components or other non-standard mechanical parts, please submit your drawings, material specifications, and order quantities. Longway will evaluate the manufacturing process and provide a quotation based on product structure, dimensional tolerances, and operating conditions.
📱 : wa.me/8613733387246
📞：+86 181 3257 8119
📧: [email protected]
🌐:www.bdlongway.com

13/10/2026

This is the production site for custom hot-forged cross shafts ordered by a client. Longway manufactures these components according to the client's drawings and assembly specifications; following the forging process, subsequent CNC machining and dimensional inspections are carried out to meet structural requirements.

Longway possesses capabilities in forging, casting, and CNC machining, supporting OEM production of non-standard mechanical parts. We evaluate production processes based on client drawings, samples, and order quantities. Our OEM services cover parts for agricultural machinery, construction machinery, and other industrial transmission equipment. Additionally, we offer custom production of drive shafts, spline shafts, gears, sprockets, bushings, and other components for agricultural and construction machinery.

If you are seeking a supplier for non-standard mechanical parts, please send us your drawings, material specifications, and order quantities. Longway will evaluate the manufacturing process and provide a quotation based on product structure, dimensional tolerances, and operating conditions.
📱 : wa.me/8613733387246
📞：+86 181 3257 8119
📧: [email protected]
🌐:www.bdlongway.com

Today, we are conducting dimensional inspections on a batch of spur gears.The primary manufacturing process for these sp...
12/10/2026

Today, we are conducting dimensional inspections on a batch of spur gears.
The primary manufacturing process for these spur gears is as follows:
Blank preparation (forging or round bar cutting) → Rough turning → Gear hobbing → Internal spline finishing → Deburring → Dimensional inspection.
Appropriate blank types and processing routes are selected based on the product's design, material, and application requirements. For gears featuring internal splines, attention must be paid not only to the external gear profile but also to the internal spline dimensions and relevant fit specifications to ensure the part meets all technical requirements outlined in the drawings.
Longway specializes in the custom manufacturing of non-standard mechanical components. Our product range includes parts for agricultural, construction, and mining machinery, as well as industrial transmission components and other CNC-machined parts—such as spur gears, spiral bevel gears, spline shafts, drive shafts, sprockets, bushings, and various custom metal components.
If you are seeking a supplier for gears or other mechanical components, please feel free to send us your drawings, material specifications, and order quantities. We can evaluate the manufacturing process and provide a quotation based on the product design, dimensional tolerances, and actual operating conditions.
📱 : wa.me/8613733387246
📞：+86 181 3257 8119
📧: [email protected]
🌐:www.bdlongway.com



When Machining Can't Fix a Casting Defect: Should You Consider Forging?In metal component manufacturing, machining can i...
10/10/2026

When Machining Can't Fix a Casting Defect: Should You Consider Forging?

In metal component manufacturing, machining can improve dimensional accuracy, surface finish, and geometric consistency. However, it cannot eliminate every defect inherited from the original manufacturing process.
This is one reason why the choice between casting and forging matters long before a component reaches the CNC machining stage.

Ⅰ.Why Some Casting Defects Cannot Be Machined Away
Casting allows manufacturers to produce complex geometries and near-net-shape components. However, depending on the material, casting method, and process control, defects such as shrinkage cavities, internal porosity, and certain discontinuities may occur.
If a defect is located beneath the machined surface, removing more material may expose the defect rather than solve the underlying problem. In critical applications, this can affect dimensional acceptance, pressure integrity, fatigue performance, or overall component reliability.
The appropriate response depends on the defect type, its location, the component's service conditions, and the applicable acceptance criteria. Some defects may be acceptable, while others require repair where permitted, rejection, or a review of the manufacturing process.
Ⅱ.When Is Forging Worth Considering?
Forging forms metal through compressive forces and can provide a refined grain structure and favorable grain flow, depending on the forging process and component geometry.
For parts subjected to repeated loading, impact, or demanding mechanical service, forging may offer advantages over casting. Shafts, yokes, hubs, and other load-bearing components are examples where forging deserves consideration.
However, forging is not automatically the better option for every component. Casting may remain more suitable for complex shapes, certain material requirements, or designs where reducing machining and material waste is important.
The decision should be based on the component's geometry, mechanical requirements, production volume, cost targets, and inspection requirements—not on the manufacturing process alone.
A Better Decision Starts Before Production
For OEM buyers and design engineers, the key question is not simply whether a casting defect can be removed during machining.
It is whether the selected manufacturing route can consistently meet the component's functional and quality requirements.
Reviewing drawings, loading conditions, critical dimensions, material specifications, and inspection criteria before production can help identify potential risks earlier and avoid costly changes after machining has started.
At LONGWAY, we support customized metal component projects through casting, forging, CNC machining, heat treatment, and surface finishing. We work with customers to evaluate manufacturing routes according to drawing requirements, application needs, and production conditions.

Choosing the right process at the beginning can be more effective than trying to correct a process-related problem at the end.

Are you evaluating a component that could be manufactured by either casting or forging? The geometry, loading conditions, and quality requirements are a good place to start.

Address

No. 56 Shidai Street, Jingxiu District
Baoding
071000

Website

, ,

Alerts

Be the first to know and let us send you an email when Baoding Longway Trading Co., Ltd. posts news and promotions. Your email address will not be used for any other purpose, and you can unsubscribe at any time.

Shortcuts

Share

Category