Welding method:
Almost all kinds of welding methods can be used for welding aluminum and aluminum alloys, aluminum and aluminum alloy but with different adaptability to a variety of welding methods, various welding methods have their respective applications. Gas welding and arc welding methods, devices, simple and easy to operate. Welding can be used for less demanding welding quality aluminum sheet and castings welding. SMAW welding aluminum alloy castings can be used. Inert gas welding method is the most widely used method for welding aluminum and aluminum alloys. Aluminum and aluminum alloy sheet can be tungsten or tungsten AC TIG pulse welding. Aluminum and aluminum alloy plate can use tungsten arc welding helium, argon-helium mixed gas tungsten arc welding, MIG welding, pulsed MIG welding. MIG welding, pulsed MIG welding is widely applied, before welding preparation.(3003 h14 aluminum)
Clean up before welding:
1, aluminum and aluminum alloy welding, welding should be strictly removed before oxide film and the oil and the workpiece weld wire surface; clean up after such long time storage, reprocessing.(aluminum floor plate sale)
2, plate: aluminum at low temperature strength, good flow properties of liquid aluminum weld metal during welding prone to staying phenomenon. In order to ensure penetration but will not collapse, welding often used to hold the plate and around the metal bath. Pad can be graphite plate, stainless steel, carbon steel, copper, or copper and the like. Surface of the pad to open a circular grooves, in order to ensure that the weld negative shape. May not add side welding plate forming, welding operation but requires skilled arc welding or take strict energy automatic feedback control and other advanced technological measures.
3, preheat: thin, small pieces of aluminum generally do not preheat thickness 10 mm ~ 15mm preheat time can be, depending on the type of aluminum alloy preheating temperature can be 100 ℃ ~ 200 ℃, available oxygen a acetylene flame, furnace or other heating blowtorch. Preheat weldment can reduce distortion, reduce porosity and other defects. After the welding process.(aluminum alloy 5052)
Stay clean up after welding and seam welding in the vicinity of the residual flux and welding slag will destroy the aluminum surface passivation film, sometimes corrode aluminum parts, should be cleaned. Simple shape, the general requirements of the workpiece can be a simple way with hot water or steam blowing scouring brush to clean. Demanding and complex shape of aluminum parts in hot water after brushing with a stiff brush, and then at about 60 ℃ ~ 80 ℃, concentration of 2% to 3% aqueous solution of chromic acid or potassium dichromate solution immersion 5min ~ 10 min, and scrub with a stiff brush, then washed in hot water washing, drying oven or with hot air drying, can also be dried naturally.
Post weld heat treatment of aluminum containers generally do not require post-weld heat treatment.
Wednesday, 31 August 2016
Traffic safety signs Semi-finished (aluminium sheet)
There are several road signs:Prohibition signs, warning signs, tourist signs, speed limit signs, instructions signs, reflective signs, safety signs.
[General Configuration] sign posts(aluminum floor plate sale)
①, column 219x7500x8.0mm beam: 2-89x4500x6.0mm base flange: 500x500x16mm
②, column 273x7500x8.0mm beam: 2-133x4500x6.0mm base flange: 600x600x20mm
③, column 325x7500x8.0mm beam: 2-159x4500x6.0mm base flange: 700x700x24mm
[Sign board common specifications](5052 alloy)
①, 3000x1500mm ②, 3000x2000mm ③, 4000x2000mm ④, 4000x2200mm ⑤, 4000x2400mm
Aluminum plate: 3.0mm, 2.5mm, 2.0mm, 1.8mm, 1.5mm and so on;
Using reflective film: 3M Diamond Grade (a), 3M super grade (Grade 2) domestic super-class / high-strength grade (three), 3M engineering grade (four)
[General Configuration] sign posts(aluminum floor plate sale)
①, column 219x7500x8.0mm beam: 2-89x4500x6.0mm base flange: 500x500x16mm
②, column 273x7500x8.0mm beam: 2-133x4500x6.0mm base flange: 600x600x20mm
③, column 325x7500x8.0mm beam: 2-159x4500x6.0mm base flange: 700x700x24mm
[Sign board common specifications](5052 alloy)
①, 3000x1500mm ②, 3000x2000mm ③, 4000x2000mm ④, 4000x2200mm ⑤, 4000x2400mm
Aluminum plate: 3.0mm, 2.5mm, 2.0mm, 1.8mm, 1.5mm and so on;
Using reflective film: 3M Diamond Grade (a), 3M super grade (Grade 2) domestic super-class / high-strength grade (three), 3M engineering grade (four)
Application of 5-series marine aluminum plate
Marine aluminum according to the manufacturing process can be divided into deformed aluminum and cast aluminum, due to the marine aluminum strength, corrosion resistance and weldability and other special requirements, so more choice of marine aluminum aluminum - magnesium alloy, aluminum - magnesium - silicon alloy and aluminum - zinc - magnesium alloy, wherein the 5-series aluminum - magnesium alloy most widely used in the ship, then the 5-series marine aluminum What are the characteristics of it
5-series aluminum plate 5083,5086,5456 . 6-series alloy in seawater occur intergranular corrosion, and therefore use more upper part of the ship's structure, 7 alloy drawback is poor corrosion resistance, and therefore limited range. On the whole, the 5 Series marine aluminum sheet is the most widely used, the most promising of aluminum products.
5 Series 5083 aluminum can be seen as representative of marine aluminum products, the state has O, H111, H112, H116, H321, etc., 5083 aluminum alloy composition: Al Al: margin silicon Si: ≤0.40, copper Cu: ≤0.10, magnesium Mg: 4.0 ~ 4.9, zinc Zn: ≤0.25 Mn Mn: 0.40 ~ 1.0 titanium Ti: ≤0.15 chromium Cr: 0.05 ~ 0.25 iron Fe: 0 ~ 0.400,5083 aluminum moderate strength, corrosion resistance and good formability, anti- higher fatigue, generally used as the main hull structure. Others such as 5052,5086,5454,5456, also is used in the hull structure or pressure vessels, piping, hull and decks.
Generally, the thickness of the sheet is determined by the structure of the hull, vessel size and use of the site, etc., from the viewpoint of lightweight hull, generally try to use thin, but should also consider the depth of corrosion in the time sheet, usually used there are more than 1.6mm thin sheet of 30mm and above the slab. Press the shipyard also has a contract to use some special specifications sheet. Non-slip, using deck checkered.
From the perspective of the development of marine aluminum, at present, many domestic manufacturers have begun to focus on developing aluminum 5 Series, 6 Series marine aluminum, increased research efforts to expand the scale of production, aluminum and other high-end manufacturing to enter the marine market. Its 5083,5086,5454 and other aluminum in 2015 by the China Classification Society certification, in October passed the DNV certification, it has made foreign trade aluminum "World license."
With the promotion of innovation and R & D capacity, 5 Series marine aluminum plate will usher in greater development opportunities, provide a broad development space for aluminum transformation and upgrading.
5-series aluminum plate 5083,5086,5456 . 6-series alloy in seawater occur intergranular corrosion, and therefore use more upper part of the ship's structure, 7 alloy drawback is poor corrosion resistance, and therefore limited range. On the whole, the 5 Series marine aluminum sheet is the most widely used, the most promising of aluminum products.
5 Series 5083 aluminum can be seen as representative of marine aluminum products, the state has O, H111, H112, H116, H321, etc., 5083 aluminum alloy composition: Al Al: margin silicon Si: ≤0.40, copper Cu: ≤0.10, magnesium Mg: 4.0 ~ 4.9, zinc Zn: ≤0.25 Mn Mn: 0.40 ~ 1.0 titanium Ti: ≤0.15 chromium Cr: 0.05 ~ 0.25 iron Fe: 0 ~ 0.400,5083 aluminum moderate strength, corrosion resistance and good formability, anti- higher fatigue, generally used as the main hull structure. Others such as 5052,5086,5454,5456, also is used in the hull structure or pressure vessels, piping, hull and decks.
Generally, the thickness of the sheet is determined by the structure of the hull, vessel size and use of the site, etc., from the viewpoint of lightweight hull, generally try to use thin, but should also consider the depth of corrosion in the time sheet, usually used there are more than 1.6mm thin sheet of 30mm and above the slab. Press the shipyard also has a contract to use some special specifications sheet. Non-slip, using deck checkered.
From the perspective of the development of marine aluminum, at present, many domestic manufacturers have begun to focus on developing aluminum 5 Series, 6 Series marine aluminum, increased research efforts to expand the scale of production, aluminum and other high-end manufacturing to enter the marine market. Its 5083,5086,5454 and other aluminum in 2015 by the China Classification Society certification, in October passed the DNV certification, it has made foreign trade aluminum "World license."
With the promotion of innovation and R & D capacity, 5 Series marine aluminum plate will usher in greater development opportunities, provide a broad development space for aluminum transformation and upgrading.
Aluminum material surface treatment process
1. anodized aluminum material
2. electrophoretic coating of aluminum
3. The powder coating of aluminum
4. grainy transfer aluminum
5. fluorocarbon coating of aluminum
aluminum alloy 5052
6. Planing aluminum (divided into mechanical and chemical polishing two kinds of planed, wherein the chemical polishing the most expensive, the price is also the most expensive)
Haomei aluminium is located in famous aluminium capital of Zhengzhou, Henan province. We are professional aluminium manufacturer, mainly produces series-1, series-3, series-5, series-6 and series-8 pure aluminium and aluminium alloy sheet,aluminium strip,aluminium foil products。welcome to order and visit our company!
2. electrophoretic coating of aluminum
3. The powder coating of aluminum
4. grainy transfer aluminum
5. fluorocarbon coating of aluminum
aluminum alloy 5052
6. Planing aluminum (divided into mechanical and chemical polishing two kinds of planed, wherein the chemical polishing the most expensive, the price is also the most expensive)
Haomei aluminium is located in famous aluminium capital of Zhengzhou, Henan province. We are professional aluminium manufacturer, mainly produces series-1, series-3, series-5, series-6 and series-8 pure aluminium and aluminium alloy sheet,aluminium strip,aluminium foil products。welcome to order and visit our company!
Aluminum material weight computational formula
Aluminum row weight formula (kg) = 0.00271 × thickness × width × length
Aluminum weight formula (kg) = 0.00879 × wall thickness × (OD - Wall Thickness) × length
Aluminum weight formula (kg) = 0.00271 × thickness × width × length
Rod weight formula (kg) = 0.0022 × diameter × diameter × length(aluminum alloy )
Square rod weight formula (kg) = 0.0028 × edge width × width × length side
Square copper rod weight formula (kg) = 0.0089 × edge width × width × length side
Square brass rod weight formula (kg) = 0.0085 × edge width × width × length side
Aluminum checkered formula: weight per square meter thickness = 2.96 *(aluminum alloy 5052)
Haomei Aluminum has total annual production capacity of 200,000 metric ton aluminum sheet, strip and foil. It is equipped with 1+4 hot tandem rolling line, 4 cold mill production lines, and 5 foil mill production lines, and a complete complex of fishing equipment.welcome to order and visit our company!
Aluminum weight formula (kg) = 0.00879 × wall thickness × (OD - Wall Thickness) × length
Aluminum weight formula (kg) = 0.00271 × thickness × width × length
Rod weight formula (kg) = 0.0022 × diameter × diameter × length(aluminum alloy )
Square rod weight formula (kg) = 0.0028 × edge width × width × length side
Square copper rod weight formula (kg) = 0.0089 × edge width × width × length side
Square brass rod weight formula (kg) = 0.0085 × edge width × width × length side
Aluminum checkered formula: weight per square meter thickness = 2.96 *(aluminum alloy 5052)
Haomei Aluminum has total annual production capacity of 200,000 metric ton aluminum sheet, strip and foil. It is equipped with 1+4 hot tandem rolling line, 4 cold mill production lines, and 5 foil mill production lines, and a complete complex of fishing equipment.welcome to order and visit our company!
Aluminum foil Characteristics and thickness
The thickness of the aluminum foil
Differences can be divided according to the thickness of aluminum foil thick foil, single zero foil and double zero foil.
① foil thickness: 0.1 ~ 0.2mm thickness of the foil.
② single zero foil: the thickness of 0.01mm and less than 0.1mm / foil.(aluminum foil roll)
③ double zero foil: the so-called double-zero when the foil thickness is in mm units of measurement after the decimal two zero foil, usually aluminum foil having a thickness of less than 0.01, i.e., 0.005 ~ 0.009mm aluminum foil.
aluminum foil Characteristics
Aluminum foil having a clean, hygienic and shiny appearance, it can be used with many other packaging materials made of integrated packaging materials, aluminum foil and surface printing effects than other materials are good, in addition to aluminum foil as well as the following features:
(1) the aluminum foil surface is extremely clean, sanitary, any bacteria or micro-organisms can not grow on its surface.
(2) is a non-toxic aluminum foil packaging material, it can be in direct contact with food without any hardship can be harmful to human health.
(3) aluminum foil as a packaging material is odorless, it does not make any packaged food smell.
(4) If the foil itself is not volatile, and packaging of its own food will not dry or shrink.
(5) whether in high or low temperatures, there will be no grease foil infiltration phenomenon.
(6) as an opaque aluminum foil packaging material, so the sun rays of products, such as margarine is a good packaging material.(colored aluminum foil)
(7) Al foil has good plasticity, it can be used to package products of various shapes. It may result in any of various containers.
(8) aluminum foil hardness, tensile strength is also large, but its small tear strength, so easy to tear.
(9) itself can not heat sealed aluminum foil, must be applied on the surface of a material can be hot, hot as pe can be closed.(industrial aluminum foil)
(10) when the aluminum foil and other heavy metals or heavy metals in contact, there may be adverse reactions.
Differences can be divided according to the thickness of aluminum foil thick foil, single zero foil and double zero foil.
① foil thickness: 0.1 ~ 0.2mm thickness of the foil.
② single zero foil: the thickness of 0.01mm and less than 0.1mm / foil.(aluminum foil roll)
③ double zero foil: the so-called double-zero when the foil thickness is in mm units of measurement after the decimal two zero foil, usually aluminum foil having a thickness of less than 0.01, i.e., 0.005 ~ 0.009mm aluminum foil.
aluminum foil Characteristics
Aluminum foil having a clean, hygienic and shiny appearance, it can be used with many other packaging materials made of integrated packaging materials, aluminum foil and surface printing effects than other materials are good, in addition to aluminum foil as well as the following features:
(1) the aluminum foil surface is extremely clean, sanitary, any bacteria or micro-organisms can not grow on its surface.
(2) is a non-toxic aluminum foil packaging material, it can be in direct contact with food without any hardship can be harmful to human health.
(3) aluminum foil as a packaging material is odorless, it does not make any packaged food smell.
(4) If the foil itself is not volatile, and packaging of its own food will not dry or shrink.
(5) whether in high or low temperatures, there will be no grease foil infiltration phenomenon.
(6) as an opaque aluminum foil packaging material, so the sun rays of products, such as margarine is a good packaging material.(colored aluminum foil)
(7) Al foil has good plasticity, it can be used to package products of various shapes. It may result in any of various containers.
(8) aluminum foil hardness, tensile strength is also large, but its small tear strength, so easy to tear.
(9) itself can not heat sealed aluminum foil, must be applied on the surface of a material can be hot, hot as pe can be closed.(industrial aluminum foil)
(10) when the aluminum foil and other heavy metals or heavy metals in contact, there may be adverse reactions.
Aluminum factory - Aluminum Alloy advantages
Aluminum Alloy advantages
1: abrasion
Aluminum alloy material used is carefully selected, plates easy to wear, even if the collision friction and other items, will not make the surface of aluminum, various kinds of traces. Visible, wear resistance of aluminum is very good. Because of its wear resistance is better, it is commonly used in building construction to meet the engineering requirements.(5052 aluminum)
2: easy to break
Aluminum alloy though it seems a bit thin, but not broken. Aluminum alloy in use of the process, will not withstand heavy pressure led to fracture, because it withstand pressure. There are a variety of sheet metal on the market, but some plates easily broken, can not withstand heavy pressure, unable to meet their needs.
3: low density
Density aluminum alloy sheet is smaller, and therefore relatively light weight, can be moved easily. In construction, the lighter weight of the sheet, the more conducive to handling use. If the weight of heavy plate, transport difficulties, will affect the construction engineering work.(aluminum alloy 5052)
4: long life
Aluminum and aluminum alloy compared to other common, long life, can meet the different areas. In addition, the aluminum alloy even in harsh environments, it will not affect its performance, can also meet the demand. Therefore, users do not need to worry about the life of the plate.
1: abrasion
Aluminum alloy material used is carefully selected, plates easy to wear, even if the collision friction and other items, will not make the surface of aluminum, various kinds of traces. Visible, wear resistance of aluminum is very good. Because of its wear resistance is better, it is commonly used in building construction to meet the engineering requirements.(5052 aluminum)
2: easy to break
Aluminum alloy though it seems a bit thin, but not broken. Aluminum alloy in use of the process, will not withstand heavy pressure led to fracture, because it withstand pressure. There are a variety of sheet metal on the market, but some plates easily broken, can not withstand heavy pressure, unable to meet their needs.
3: low density
Density aluminum alloy sheet is smaller, and therefore relatively light weight, can be moved easily. In construction, the lighter weight of the sheet, the more conducive to handling use. If the weight of heavy plate, transport difficulties, will affect the construction engineering work.(aluminum alloy 5052)
4: long life
Aluminum and aluminum alloy compared to other common, long life, can meet the different areas. In addition, the aluminum alloy even in harsh environments, it will not affect its performance, can also meet the demand. Therefore, users do not need to worry about the life of the plate.
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