Product Description

 

Product Description

IMPORTANT NOTICE: FOR THE BEST VIEW OF ALL PRODUCTS, PLEASE CONTACT WITH US FOR SAMPLE BOOK.
Product name: Steel door hinge Steel Bullet Welding Weld-on Teardrop Weldable Hinge Add Grease Nipple Zerk with Spacer or Ball Bearing

QDHTS is worthy of your choice and decision, because every piece of QDHTS hinge must satisfy the following conditions:

Internal processing: GREASED from factory to ensure , silky smooth, soft-close-like door swing operation.

Ball bearing: Extremely SMOOTH and QUIET operation, perfect for any commercial or intensively used door.

Material: EXTRAODINARY CONSTRUCTION – These door hinges are made of high-quality iron, solid and durable, you would be surprised how Long-Lasting it gonna be. The STRONG Riveted Pin also provides additional security.

NO Squeak Ever – Our door hinges are specifically manufactured with Electroplating Coatings. They are HIGHLY RUST RESITANT and include the damping oil feature which is built to reduce metal-to-metal friction.

Surface treatment: Attention to DETIAL: Truly best-in-class finish, styling and performance.

Screws :The screws are propery finished to match EXACT COLOR of the door hinges.

Packing: Each pair of hinges comes individually packaged in polybag to maintain its finish surface intact unlike no other.

Additional key points:
The weld-on hinges also be know as bullet hinges, weldable hinges.

·  The weld-on hinges have iron/brass bushing & iron/brass grease zerk.

·  The weld-on hinges have high loading capacity.

·  The grease zerk could be used for adding the lubricating oil, which could running more smoothly and silent.

·  The surface has been coated with anti-rust oil.

SIZE&TYPES
60*10 120*16
80*12 140*16
100*12 100*18
80*14 105*28
100*14 80*13
80*16 100*13
100*16 Customize

 

BULLET WELDING  HINGE WITH GREASE NIPPLE
Spacer: One Sample as left picture
Material: Iron/Customize
Size: 60MM/80MM/100MM/120MM/150MM/180MM
Surface treatment: Brushed/ Zinc plated
Application:  Gates, trailers, commercial vehicles, steel doors, out doors.

LIFT-OFF WELDING HINGE WITHOUT ZERK
Ball Bearing: One -Sample as left picture
Material: Iron/Steel Customize
Size:60MM/80MM/100MM/120MM/150MM/180MM
Surface treatment: Brushed/ Zinc plated
Application: Gates, trailers, commercial vehicles, steel doors, out doors.

 

Company Profile

In 2006, HangZhou XIHU (WEST LAKE) DIS.CZPT HARDWARE CO., LTD (QD HTS) was established as the enterprise includes manufacturing factories and trading company. On the strength of the top class product, highly professional service, proven technique and the unshakable loyalty to the customers, QD HTS has been recognized by public of world-wide.
Start from the padlock manufacturing, QD HTS continues to develop new products and expand the business area for enjoy every customer’s demand. Hinge, knob lock, and many other types hardware joined and put on our competitive product list. Which also proofs QD HTS great capacity of using container space.Never the less, the strictest quality control is our unbreakable creed that we followed in past 15 years, and it will still be in future.
QD HTS is very simple, quality is our creed, craftsman spirit as our base, honesty is our attitude and fair trade is our discipline. To QD HTS, the reputation is the best treasure and much more valuable than any currency in the world.
Therefore, depend on fully confidence and qualification, QD HTS deserves to be your cooperative partner in long-term business. 
With an honesty heart, QD HTS is expecting your contact. Thank you.
 

 

Our Advantages

Reputation is the unparalleled treasure than any currency in the world.

Follow the growth of HTS, the manufacturing expanded from padlock to hinge and knob lock. Meanwhile, base on the rising of customers’ requirement, a wide variety hardware products and other reliable suppliers joint our cooperation, such as: handle, cylinder, and door lock. The increasingly complex list bring new challenge of maximum using the container space. However, by HTS experience employees, the challenge becomes advantage that shows our capacity of arranging various kinds of products and effective using container space for every customer. Compare with other traditional suppliers, HTS provides higher level service for support customers to reduce the cost on shipping. Beside the quality products, which is also the obvious advantage of HTS.
 

As the business range expands, a growing number of business people become our clients, our cooperators, and our friends. Whatever the distance, QD HTS products and service always be with you.
 

 

FAQ

1.Q: Are you trading company or manufacturing factory?
A: We are manufacturing factory. We also have trading company which is QD-HTS subsidiary company. Therefore, clearly, we have advantage of factory and the organizing capacity of trading company. The most of favorable price and wide range of production.   

2 .Q: Why Choose QD-HTS ?

A: The reason is strong and clear: Almost 20 years matured technics, Custom Made, wide produce range can enjoy every custom demand. Most importantly, 100% Quality Assurance and great experienced in the capacity of fully use the container space, guarantee the highest cost-effective products and services for you.

3.Q: What’s the MOQ for the first time purchasing from QD-HTS?
A: QD-HTS always offer the lowest MOQ to customers. However, QD-HTS has many kinds of hardware production, therefore, please contact with us.

4.Q: Before purchasing, how can we get to know the quality of QD-HTS?
A: we glad to express the sample to you for show our guaranteed quality. Also, it will bring the best reason for you to choose QD-HTS.

5.Q: What’s the price term?
A: FOB/CIF, according to customer’s requirement, there is always 1 method meet your need.

6.Q: What’s the payment terms:
A: Same as public accepted rules, T/T or L/C

7.Q: How long is your delivery time?
A:  Mostly, 40-45 days for first order, 25-30 days for the coming order.
 

8.Q: What should we do if goods are received with some quality problems?
A: Every product must be pass the strictest quality checking before loading. However,  if you receive the defective product, please kindly email the references made by photo, video or explanation. QD-HTS will response immediately and begin to analyze the problem with you. Then, QD-HTS will bring the reasonable compensation and our deeply apology to you.

The benefits of rubber bushings and how they work

If you have experienced increased vibration while driving, you know the importance of replacing the control arm bushings. The resulting metal-to-metal contact can cause annoying driving problems and be a threat to your safety. Over time, the control arm bushings begin to wear out, a process that can be exacerbated by harsh driving conditions and environmental factors. Additionally, larger tires that are more susceptible to bushing wear are also prone to increased vibration transfer, especially for vehicles with shorter sidewalls. Additionally, these plus-sized tires, which are designed to fit on larger rims, have a higher risk of transmitting vibrations through the bushings.
bushing

rubber

Rubber bushings are rubber tubes that are glued into the inner or outer curve of a cylindrical metal part. The rubber is made of polyurethane and is usually prestressed to avoid breaking during installation. In some cases, the material is also elastic, so it can slide. These properties make rubber bushings an integral part of a vehicle’s suspension system. Here are some benefits of rubber bushings and how they work.
Rubber bushings are used to isolate and reduce vibration caused by the movement of the 2 pieces of equipment. They are usually placed between 2 pieces of machinery, such as gears or balls. By preventing vibrations, rubber bushings improve machine function and service life. In addition to improving the overall performance of the machine, the rubber bushing reduces noise and protects the operator from injury. The rubber on the shock absorber also acts as a vibration isolator. It suppresses the energy produced when the 2 parts of the machine interact. They allow a small amount of movement but minimize vibration.
Both rubber and polyurethane bushings have their advantages and disadvantages. The former is the cheapest, but not as durable as polyurethane. Compared to polyurethane, rubber bushings are a better choice for daily commutes, especially long commutes. Polyurethane bushings provide better steering control and road feel than rubber, but can be more expensive than the former. So how do you choose between polyurethane and rubber bushings?

Polyurethane

Unlike rubber, polyurethane bushings resist high stress environments and normal cycling. This makes them an excellent choice for performance builds. However, there are some disadvantages to using polyurethane bushings. Read on to learn about the advantages and disadvantages of polyurethane bushings in suspension applications. Also, see if a polyurethane bushing is suitable for your vehicle.
Choosing the right bushing for your needs depends entirely on your budget and application. Softer bushings have the lowest performance but may have the lowest NVH. Polyurethane bushings, on the other hand, may be more articulated, but less articulated. Depending on your needs, you can choose a combination of features and tradeoffs. While these are good options for everyday use, for racing and hardcore handling applications, a softer option may be a better choice.
The initial hardness of the polyurethane bushing is higher than that of the rubber bushing. The difference between the 2 materials is determined by durometer testing. Polyurethane has a higher hardness than rubber because it does not react to load in the same way. The harder the rubber, the less elastic, and the higher the tear. This makes it an excellent choice for bushings in a variety of applications.

hard

Solid bushings replace the standard bushings on the subframe, eliminating axle clutter. New bushings raise the subframe by 0.59″ (15mm), correcting the roll center. Plus, they don’t create cabin noise. So you can install these bushings even when your vehicle is lowered. But you should consider some facts when installing solid casing. Read on to learn more about these casings.
The stiffest bushing material currently available is solid aluminum. This material hardly absorbs vibrations, but it is not recommended for everyday use. Its stiffness makes it ideal for rail vehicles. The aluminum housing is prone to wear and tear and may not be suitable for street use. However, the solid aluminum bushings provide the stiffest feel and chassis feedback. However, if you want the best performance in everyday driving, you should choose a polyurethane bushing. They have lower friction properties and eliminate binding.
Sturdy subframe bushings will provide more driver feedback. Additionally, it will strengthen the rear body, eliminating any movement caused by the subframe. You can see this structural integration on the M3 and M4 models. The benefits of solid subframe bushings are numerous. They will improve rear-end handling without compromising drivability. So if you plan to install a solid subframe bushing, be sure to choose a solid bushing.
bushing

Capacitor classification

In the circuit, there is a high electric field on both sides of the capacitor grading bushing. This is due to their capacitor cores. The dielectric properties of the primary insulating layer have a great influence on the electric field distribution within the bushing. This article discusses the advantages and disadvantages of capacitor grade bushings. This article discusses the advantages and disadvantages of grading bushings for capacitors in DC power systems.
One disadvantage of capacitor grading bushings is that they are not suitable for higher voltages. Capacitor grading bushings are prone to serious heating problems. This may reduce their long-term reliability. The main disadvantage of capacitor grading bushings is that they increase the radial thermal gradient of the main insulation. This can lead to dielectric breakdown.
Capacitor grading bushing adopts cylindrical structure, which can suppress the influence of temperature on electric field distribution. This reduces the coefficient of inhomogeneity of the electric field in the confinement layer. Capacitor grading bushings have a uniform electric field distribution across their primary insulation. Capacitive graded bushings are also more reliable than nonlinear bushings.
Electric field variation is the most important cause of failure. The electrode extension layer can be patterned to control the electric field to avoid flashover or partial discharge of the primary insulating material. This design can be incorporated into capacitor grading bushings to provide better electric fields in high voltage applications. This type of bushing is suitable for a wide range of applications. This article discusses the advantages and disadvantages of capacitor grade bushings.

Metal

When choosing between plastic and metal sleeves, it is important to choose a product that can handle the required load. Plastic bushings tend to deteriorate and often crack under heavy loads, reducing their mechanical strength and service life. Metal bushings, on the other hand, conduct heat more efficiently, preventing any damage to the mating surfaces. Plastic bushings can also be made with lubricating fillers added to a resin matrix.
Plastic bushings have many advantages over metal bushings, including being cheap and versatile. Plastic bushings are now used in many industries because they are inexpensive and quick to install. These plastic products are also self-lubricating and require less maintenance than metals. They are often used in applications where maintenance costs are high or parts are difficult to access. Also, if they are prone to wear and tear, they are easy to replace.
Metal bushings can be made of PTFE, plastic or bronze and are self-lubricating. Graphite plugs are also available for some metal bushings. Their high load capacity and excellent fatigue resistance make them a popular choice for automotive applications. The bi-metallic sintered bronze layer in these products provides excellent load-carrying capacity and good friction properties. The steel backing also helps reduce processing time and avoids the need for additional pre-lubrication.
bushing

plastic

A plastic bushing is a small ball of material that is screwed onto a nut or locknut on a mechanical assembly. Plastic bushings are very durable and have a low coefficient of friction, making them a better choice for durable parts. Since they do not require lubrication, they last longer and cost less than their metal counterparts. Unlike metal bushings, plastic bushings also don’t scratch or attract dirt.
One type of acetal sleeve is called SF-2. It is made of metal alloy, cold rolled steel and bronze spherical powder. A small amount of surface plastic penetrated into the voids of the copper spherical powder. Plastic bushings are available in a variety of colors, depending on the intended application. SF-2 is available in black or grey RAL 7040. Its d1 diameter is sufficient for most applications.
Another acetal sleeve is UHMW-PE. This material is used in the production of bearings and in low load applications. This material can withstand pressures from 500 to 800 PSI and is widely available. It is also self-lubricating and readily available. Due to its high resistance to temperature and chemical agents, it is an excellent choice for low-load industrial applications. If you’re in the market for an alternative to nylon, consider acetal.
Positional tolerances in many automotive components can cause misalignment. Misaligned plastic bushings can negatively impact the driver’s experience. For example, the cross tubes used to mount the seat to the frame are made by a stamping process. The result is a misalignment that can increase torque. Also, the plastic bushing is pushed to 1 side of the shaft. The increased pressure results in higher friction, which ultimately results in a poor driving experience.
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China Best Sales Heavy Duty Door Steel Bullet Welding Weld-on Teardrop Weldable Hinge Add Grease Nipple Zerk with Spacer or Ball Bearing Teardrop Hinge     with Hot sellingChina Best Sales Heavy Duty Door Steel Bullet Welding Weld-on Teardrop Weldable Hinge Add Grease Nipple Zerk with Spacer or Ball Bearing Teardrop Hinge     with Hot selling