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Principle and advantages of copper tube refrigeration
2024-03-04159
1. The refrigerant in the air conditioner absorbs heat in the evaporator, and then transmits it to the compressor through the copper tube, and then dissipates heat through the condenser, and returns to the evaporator cycle. The thermal and electrical conductiv...
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Why use copper pipes for cooling in air conditioning?
2024-03-04154
The principle of copper tube refrigeration in air conditioning is to use the thermal conductivity and corrosion resistance of copper tubes for refrigeration...
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How to distinguish the difference between precision pipe and seamless steel pipe
2024-02-28162
What is precision steel pipe: Precision steel pipe is a kind of high-precision internal and external bright seamless steel pipe material after cold rolling treatment...
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White copper tube
2023-11-22170
In copper alloys, white copper is widely used as corrosion-resistant structural parts in shipbuilding, petroleum, chemical industry, construction, electric power, precision instruments, medical instruments, Musical Instruments and other departments because of ...
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The introduction of copper pipe
2023-11-01193
Copper pipe is also known as copper pipe. A type of non-ferrous metal pipe, is pressed and drawn seamless pipe. Copper pipe has the characteristics of good electrical conductivity, thermal conductivity, conductive parts of electronic products and the main mate...
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How to treat the copper surface?
2023-09-18188
Because of the characteristics of copper itself, it is very easy to rust in places where the environmental humidity is relatively large, and the problem will be smaller if we often use it, but if it is placed for a long time, it will lead to copper damage...
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The durability of brass pipe is the same as that of copper pipe processing
2023-09-08208
Copper rod is a very practical pipe parts, now in many places the pipe will choose practical brass pipe, mainly because brass pipe is a very durable pipe, and very reliable....
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Which is harder, brass or copper?
2023-09-04194
What is copper? Copper is named for its purplish red color, is a relatively pure copper, it is not necessarily pure copper, generally can be approximately considered to be pure copper, electrical conductivity, plasticity are better, but the strength, hardne...
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What is the effect of heat treatment of copper tube on internal quality?
2023-08-29184
he purpose of heat treatment after forging of large forgings is to prevent white spots and hydrogen , improve the internal organization of forgings, eliminate forging stress, reduce hardness and improve cutting performance, so that it can obtain good mechanica...
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Take the road of green and low-carbon transformation of the steel industry
2023-08-25179
Promote the optimization of steel industry structure, transform and upgrade traditional process technology, and reduce energy consumption....
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Domestic construction steel market prices or will be stable and weak operation
2023-08-21177
The CSRC said it will further introduce measures to stabilize expectations and confidence and stimulate the vitality of the bond market. Adhere to the bottom line thinking, do a good job in real estate, urban investment and other key areas of risk prevention a...
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It is expected that the national billet price or consolidation is strong today
2023-08-16175
It is expected that the national steel billet price consolidation is stronger today....
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Corporate operating rates are at a high level and steel production has rebounded
2023-06-27180
Recently, the overall operating rate of iron and steel enterprises is at a high level, and production has rebounded. In mid-June, the key statistics of steel enterprises daily production of 2,262,700 tons of crude steel, an increase of 1.42%. Since June, the a...
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Southwest construction steel prices are expected to hold steady in the morning
2023-06-19201
It is expected that today's southwest construction steel morning price or stable operation....
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Beijing-tianjin-hebei building materials inventory weekly increase is low year-on-year
2023-06-16204
The total inventory of building materials in the Beijing-Tianjin-Hebei leading market this week was 789,500 tons, an increase of 13,200 tons from last week, an increase of 1.7%; It was 845,200 tons lower than the same period last year, of which the Beijing mar...
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2023 national welded pipe market operation analysis and future market outlook
2023-06-09199
The slow recovery of the construction industry this year, coupled with the still complex and severe external environment, the spillover effect of policy withdrawal in major economies has increased, and there are many constraints to release domestic demand....
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In May, steel exports broke a new five-year high, and exports of cold products shipped or further increased in June and July
2023-06-08182
China's exports to the Middle East, Africa, South America and other places may have increased in May, but most likely slowed down in June. From the current order level. The significant increase in orders for cold series products in July and August, or the mont...
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The first quarter of the domestic market steel demand increased year-on-year
2023-05-31185
By comparing the inflow of long wood and plate and strip in the domestic market in the past five years, it can be seen that the inflow of plate and strip in the domestic market has been expanding its leading advantage over that of long wood. For example, the i...
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The domestic construction steel market is expected to stabilize slightly stronger
2023-05-29184
Near the end of the week, futures spot rebound, transaction has a certain improvement. Over the weekend, the market sentiment is relatively stable, up and down the range is not big, the national building materials market price is expected to hold stable operat...
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25 transaction slightly increased construction steel prices accelerated decline
2023-05-26180
On May 25, the national construction steel turnover totaled 133870 tons, with a daily increase of 18.17% and a weekly decrease of 1.43%. The trading volume relative index, the national 57 increased by 8.8, the north 33 increased by 0.7, East China 92.7 increas...
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Principle and advantages of copper tube refrigeration

Why use copper pipes for cooling in air conditioning?

How to distinguish the difference between precision pipe and seamless steel pipe

White copper tube

The introduction of copper pipe

How to treat the copper surface?

The durability of brass pipe is the same as that of copper pipe processing

Which is harder, brass or copper?

What is the effect of heat treatment of copper tube on internal quality?

Take the road of green and low-carbon transformation of the steel industry

Domestic construction steel market prices or will be stable and weak operation

It is expected that the national billet price or consolidation is strong today

Corporate operating rates are at a high level and steel production has rebounded

Southwest construction steel prices are expected to hold steady in the morning

Beijing-tianjin-hebei building materials inventory weekly increase is low year-on-year

2023 national welded pipe market operation analysis and future market outlook

In May, steel exports broke a new five-year high, and exports of cold products shipped or further increased in June and July

The first quarter of the domestic market steel demand increased year-on-year

The domestic construction steel market is expected to stabilize slightly stronger

25 transaction slightly increased construction steel prices accelerated decline

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