Energy saving lamp classification and description

Tube tube energy saving lamp

The tube-in-tube energy-saving lamp is also called the tube-in-tube energy-saving lamp. The tube-in-tube energy-saving: nothing more than the tube reflection plus the high-efficiency energy-saving ballast and the special T5 tube, the shiny tube in the tube produced by Shenzhen Hanliang Technology Co., Ltd. The series of products, which are specially made T5 lamps and special ballasts, are the most stable, longest life and most energy-saving tube-in-tube energy-saving products in the tube industry. Then the imitation can also save energy, but life, energy saving and stability are much worse. Basically, the 16W of the shiny tube can meet the illumination of 20W after the imitation; the life of the tube in the shinen tube is more than 20,000 hours, and the post-imitation is generally less than 10,000 hours (because it has no independent technology, it uses the original ordinary T5). The tube lighting technology is only the power reduction obtained by limiting the current); the stability of the tube in the shinel tube is very high only 0.1% bad (the shelf life), and the post-improver is generally good at 5%-10%. During the warranty period), (the difference will be more than 20% or even more than 50%).

Tube tube energy saving lamp

The tube-in-tube energy-saving lamp is a new energy-saving product of T8 to T5 type, which can be used to replace the traditional inductive T8 fluorescent lamp, which can save 40-60% of lighting power. It is based on the principle of cold light source, the name is called self-ballasted constant temperature fluorescent lamp. The structure of the tube-in-tube energy-saving lamp adopts the double-tube design of the inner and outer tubes, the inner tube is a tube similar to the T5 tube, and the outer tube is a glass tube with heat preservation and explosion-proof function, so it is also called the tube middle tube. Its common color temperature is 2700K (yellow warm light), 4200K, 5700K, 6500K (close to sunlight), 7500K (cold white and blue light). Under normal circumstances, a tube in the tube energy-saving lamps than the same power of the ordinary inductive T8 fluorescent lamps (hereinafter referred to as: ordinary T8 fluorescent lamps) to save 60%, the service life is three times that of ordinary T8 fluorescent lamps. In the non-strict case, the 16W tube-in-tube energy-saving lamp is equal to 40W ordinary T8 fluorescent lamp.

Power saving details

On the surface, the price of ordinary energy-saving lamps is between 1.5 yuan and 3 yuan, and the energy-saving lamps are usually more than 10 yuan. If the number of purchases is large (for example, 8 energy-saving lamps are needed to purchase a lantern in the living room), once The amount of sexual expenditure is indeed a bit large. But if you calculate it, the energy-saving lamps will save money. Mr. Zhang, who manages the wholesale of lamps and lanterns, said: "In general, the power consumption of energy-saving lamps is only about 20% of ordinary incandescent bulbs. It is calculated by a room illuminated with 60W ordinary light source. If you turn on the lights for five hours every day, about It consumes one kilowatt hour every three days, and if energy-saving lamps are used, it can save about 3.2 yuan per month. At present, household energy-saving lamps are generally between 5W and 13W, which is much lower than the average 30W and 45W incandescent lamps. Energy-saving lamps can generally be "guaranteed for one year", that is, quality problems can be replaced within one year, while incandescent bulbs do not have this advantage. In addition, the energy-saving lamps have the advantages of better "reduction rate", more natural (close to sunlight), and higher eye comfort. In the 21st century, with the invention and promotion of energy-saving LED lighting equipment, the high energy consumption and low environmental protection disadvantage of incandescent lamps have gradually been valued by all countries. In Australia, Canada, Japan and other countries and regions, the production and sales of incandescent lamps have been gradually banned in recent years. LED lighting and energy-saving light bulbs began to gradually replace the status of incandescent lamps. From October 1, 2012, China began to gradually ban the import and production of incandescent lamps. The incandescent lamp elimination route entered the implementation phase.

Lap Joint Flanges

Lap Joint Flanges (LJ Flanges) are used on piping fitted with lapped pipe or with lap joint stub ends the combined initial cost of the two items being approximately one-third higher than that of comparable Welding Neck Flanges.

Lap joint flange is having two components, a stub end, and a loose backing flange. Stub end is butt welded to the pipe and Backing flange freely move over the pipe. The backing flange can be of different material than stub material and normally of the carbon steel to save the cost. Lap flange is used where frequent dismantling is required, and space is constrained.

Furthermore, a standard lap joint flange will typically have a longer hub length in comparison to a slip on flange, but this is often considered unnecessary for many applications.

The lap joint flange is practically identical to a slip-on flange except it has a radius at the intersection of the bore and flange face.

Lapped Flange,Joint Flange,Lap Joint Flange,LJ Flange

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