Copper:
Code number | Product Category | The main features | Application examples |
T2 | Boards, belts, tubes, rods, foils, wires | Has good electrical conductivity, thermal conductivity, corrosion resistance and processing performance, can be welded and brazed. With less conductive, thermal conductivity impurities, trace oxygen has little effect on the conductivity, thermal conductivity and processing properties, but easily lead to "hydrogen disease", not suitable for processing in high temperature (such as> 370 °C) reducing atmosphere (anneal , welding, etc.) and use | Used as conductive, thermal, and corrosion resistant equipment. Such as wires, cables, conductive screws, blasting detonators, chemical evaporators, storage and various pipelines. |
T2 guide | Boards, belts, tubes, rods, foils, wires | High purity, conductivity of not less than 98%, | Used as transformer special copper tape |
TU1 | Boards, strips, tubes, rods, wires | High purity, excellent electrical and thermal conductivity, no "Hydrogenosis " or minimal "Hydrogenosis " , good processing and welding, corrosion and cold resistance | Mainly used as electric vacuum instrumentation device |
TP1 | Boards, belts, tubes | The welding performance and cold bending performance are good. Generally, there is no tendency of “Hydrogen disease ” . It can be processed and used in a reducing atmosphere, but it should not be processed and used in an oxidizing atmosphere. TP1 has less residual phosphor than TP2, so its conductivity and thermal conductivity are higher than those of TP2. | Mainly in pipe applications, it can also be supplied in plates, belts or rods. Used as petrol or gas conveying pipe, drain pipe, condensing pipe, mine tube, condenser, evaporator, heat exchanger, train box parts |
TP2 | Boards, strips, tubes, rods, wires | ||
TAg0.1 | Boards, tubes | The addition of a small amount of silver to copper can significantly increase the softening temperature (recrystallization temperature) and creep strength, while the copper's electrical conductivity, thermal conductivity and plasticity are rarely reduced. The silver-copper used has not significant effect of age-hardening, and the cold hardening is generally used to increase the strength. It has good wear resistance, electrical contact and corrosion resistance. When it is made into tram lines, its service life is 2~4 times higher than that of ordinary hard copper. | Used as heat-resistant, conductive equipment. Such as motor commutator pieces, generator rotor conductors, spot welding electrodes, communication lines, leads, wires, electron tube materials, etc. |
Brass:
Code number | Product Category | The main features | Application examples |
H96 | Boards, belts, tubes, rods | The strength is higher than that of pure copper (but it is the lowest in common brass), it has good thermal and electrical conductivity, high corrosion resistance in the atmosphere and fresh water, good plasticity, easy cold and hot pressure processing, Easy to weld, forge and tin plate without stress corrosion cracking tendency | Used as a conduit, condenser, radiator tube, heat sink, automotive water tank belt, and conductive parts in general machinery manufacturing |
H90 | Boards, belts, bars, lines | Similar performance to H96 but slightly higher strength than H96, metallized and coated | Water Supply and Drainage Pipes, Medals, Artwork, Water Tank Strips, and Bimetals |
H85 | tube | Has high strength, good plasticity, can withstand well, hot pressure processing, welding and corrosion resistance are also good | Condensation and heat dissipation tubes, siphon tubes, serpentine tubes, and cooling equipment |
H80 | Boards, belts, tubes, rods | The performance is similar to that of H85, but the strength is higher and the plasticity is better. It has higher corrosion resistance in atmosphere, fresh water and seawater. | Paper-making nets, thin-walled pipes, corrugated pipes and house construction supplies |
H70 | Boards, belts, tubes, rods | Very good plasticity (best in brass) and high strength, good machinability, easy welding, very stable to general corrosion, but easy to produce corrosion cracking. H68 is the most widely used type of ordinary brass | Complex cold and deep-drawn parts such as radiator housings, ducts, bellows, cartridges, spacers, detonators, etc. |
H68 | Boards, belts, tubes, rods, foils, wires | ||
H68A | tube | ||
H65 | Board, strip, line | The performance is between H68 and H62. The price is cheaper than H68. It also has high strength and plasticity. It can withstand cold and hot pressure processing well. It has a tendency to corrosion cracking. | Electrical connectors, sanitary equipment, terminals, clocks, lamps, etc.; also used in musical instruments, decorative materials and military buttons |
H62 | Boards, belts, tubes, rods, foils, wires | Good mechanical properties, good plasticity in hot state, plasticity in cold state, good machinability, easy brazing and welding, corrosion resistance, but easy to produce corrosion cracking, in addition to low price, is an ordinary yellow widely used Copper species | All kinds of stressed parts such as pins, rivets, washers, nuts, pipes, barometer springs, screens, radiator parts, etc. |
HPb59-1 | Boards, strips, tubes, rods, wires | Wide application of lead brass, it is characterized by good machinability, good mechanical properties, can withstand cold and hot pressure processing, easy brazing and welding, good corrosion stability in general, but there is corrosion cracking tendency | Various structural parts suitable for hot stamping and cutting, such as nuts, washers, gaskets, bushings, nuts, nozzles, etc. |
HPb60-2 | Boards, belts | Good machinability and high strength, other properties same as HPb59-1 | For high-strength, high-machining structural parts |
HSn62-1 | Boards, strips, tubes, rods, wires | High corrosion resistance in seawater, good mechanical properties, cold brittleness during cold working, only suitable for hot pressing, good machinability, easy welding and brazing, but prone to corrosion cracking | Used as a ship part or other part in contact with seawater or petrol |
HSn70-1 | tube | Typical tin brass has high corrosion resistance in the atmosphere, steam, oils and seawater, and has good mechanical properties, good machinability, easy welding and brazing, pressure processing under cold and hot conditions Good sex, prone to corrosion cracking | Corrosion resistant parts on seagoing vessels (such as condensing gas pipes), conduits in contact with seawater, steam, oils, thermal equipment parts |
HAl59-3-2 | Boards, belts, rods | With high strength, corrosion resistance is the best among all brasses, with little tendency to corrosion cracking, low plasticity in cold state, and good pressure processability in hot state | Engine and shipbuilding and other high-strength corrosion resistant parts that work at room temperature |
HAl66-6-3-2 | Boards, bars | For the wear-resistant alloy, with high strength, hardness and wear resistance, corrosion resistance is good, but there is a tendency of corrosion cracking, plasticity is poor. Cast brass for transplantation | Nuts and worms with fixed screws under heavy load; can be used as a substitute for aluminum bronze QAL10-4-4 |
HAl77-2 | tube | Typical aluminum brass, with high strength and hardness, good plasticity, pressure processing in hot and cold state, good corrosion resistance to seawater and salt water, resistance to impact corrosion, but dezincification and corrosion Rupture tendency | Used as a condenser and other corrosion resistant parts in ship and beach thermal power stations |
HMn58-2 | Boards, strips, tubes, rods, wires | It has high corrosion resistance in seawater, superheated steam and chloride, but it has a tendency of corrosion cracking. It has good mechanical properties, low thermal conductivity, and is easy to perform pressure processing under hot conditions. Pressure processing properties are acceptable under cold conditions. Wide application of brass species | Important parts and weak current industrial parts that work under corrosive conditions |
HMn57-3-1 | Boards, bars | High strength, high hardness, low plasticity, can only be processed under pressure in hot state; Corrosion resistance in atmosphere, seawater and superheated steam is better than general brass, but there is tendency of corrosion cracking | Corrosion-resistant structural parts |
HFe59-1-1 | Boards, rods, tubes | High strength, toughness, good friction reduction performance, high corrosion resistance in atmosphere and seawater, but corrosion cracking tendency, plasticity in hot state | Making structural parts that work under conditions of friction and seawater corrosion |
HSi80-3 | Baton | Good mechanical properties, high corrosion resistance, no tendency to corrosion cracking, wear resistance, good pressure processability in cold and hot state, easy to weld and braze, good machinability, thermal conductivity is yellow The lowest in copper | Ship parts, steam pipes and plumbing fittings |
HNi65-5 | Boards, bars | Has high corrosion resistance and friction reduction, good mechanical properties, excellent pressure processing performance in cold and hot conditions, relatively stable to dezincification and "seasonal cracking " , low thermal conductivity, but due to the price of nickel More expensive, so the general use of Hni65-5 is not much | Pressure gauge tube, papermaking net, condensing tube for ship, etc., can be used as a substitute for tin phosphor bronze and German silver |
Bronze:
Alloy brand | Product Category | The main features | Application examples |
QSn4-3 | Boards, belts, bars, lines | It is zinc-bearing tin bronze, which has high wear resistance and elasticity, good magnetic resistance, can well withstand hot | Production of springs (flat springs, round springs) and other elastic components, |
QSn6.5-0.1 | Boards, Strips, Rods, Foil, Lines | Phosphor bronze, high strength, elasticity, wear resistance and diamagnetic, good pressure processing in hot and cold state, high resistance to EDM, weldable and brazed, good machinability, Corrosion resistance in atmosphere and fresh water | Produce spring contact pieces with good electrical conductivity, wear parts and diamagnetic parts in precision instruments such as gears, brush boxes, vibration plates, contactors |
QSn7-0.2 | Boards, belts, bars, lines | Phosphor bronze, high strength, good elasticity and wear resistance, easy to weld and braze, good corrosion resistance in atmosphere, fresh water and seawater, good machinability, suitable for hot pressing | Produce parts that withstand friction under moderate load and moderate sliding speed, such as anti-wear washers, bearings, bushings, turbines, etc., can also be used as springs, reeds, etc. |
QAL9-2 | Boards, belts, bars, lines | Manganese-bearing aluminum bronze has high strength and good corrosion resistance in atmosphere, fresh water and seawater. It can be welded by electric welding and gas welding. It is not easy to be brazed. It has good press workability under hot and cold conditions. | High-strength, corrosion-resistant parts and pipe fittings and parts on seagoing vessels operating in steam medium at 250°C |
QAL9-4 | Tubes, bars, lines | For iron-containing aluminum bronze. High strength and anti-friction property, good corrosion resistance, good pressure processability in hot state, electric welding and gas welding, but poor brazing, can be used as a substitute for high-tin wear-resistant bronze | Produce anti-wear and anti-corrosion parts that work under high loads, such as bearings, bushings, gears, turbines, valve seats, etc., also used to make bimetal wear parts |
QAL10-3-1.5 | Tubes, rods | It is an aluminum bronze containing iron and manganese. It has high strength and wear resistance. After quenching and tempering, it can increase hardness. It has good high temperature corrosion resistance and oxidation resistance. It is resistant to atmospheric, fresh water and seawater. Very good erodability, good machinability, weldable, not brazed, good pressure workability in hot state | Produce wear-resistant parts and various standard parts that work under high temperature conditions, such as gears, bearings, bushings, discs, guide rocker arms, flywheels, and fixing nuts. Can replace high-tin bronze production of important parts |
QAL10-4-4 | Tubes, rods | Aluminum bronze containing iron and nickel elements belongs to high-strength heat-resistant bronzes. It has stable mechanical properties under high temperature (400°C), good antifriction properties, and good corrosion resistance in atmosphere, fresh water and seawater. Good press workability, heat treatable, weldable, not brazeable, good machinability | High-strength wear parts and parts working at high temperatures (400°C), such as bushings, bushings, gears, ball seats, nuts, flanges, slides, etc., as well as various other important corrosion and wear parts |
QSi3-1 | Boards, Strips, Rods, Foil, Lines | Silicon bronze with manganese added, high strength, elasticity and wear resistance, good plasticity, no brittleness at low temperatures, good welding with bronze, steel and other alloys, especially with good brazing; Corrosion resistance in fresh water, sea water and seawater is high. It is also very stable for caustic soda and chlorides. It can withstand cold and hot pressure processing, but it is not heat-treatable. It is usually used in Annealing Hardened state. High yield limit and elasticity | Used for making various parts, springs and spring parts in corrosive media, as well as wear parts for turbines, worms, gears, bushings, brake pins and rods, also for making parts in welded structures. Instead of important tin bronze, even bronze |
QSi1-3 | Baton | Silicon bronze containing manganese and nickel elements has high strength, very good wear resistance, can be heat-treated and strengthened, and its strength and hardness are greatly improved after quenching and tempering, and it has high corrosion resistance in atmosphere, fresh water and seawater. Good weldability and machinability | Used for the manufacture of frictional parts (such as engine exhaust and intake valve guide bushings) and structural parts that work in corrosive media at temperatures below 300°C, poor lubrication, and low unit pressure operating conditions |
QSi3.5-3-1.5 | tube | Silicon bronze with zinc, manganese, iron and other elements, the performance is the same as QSi3-1, but the heat resistance is better, and the tendency of self-cracking when bars and wires are stored is small | Mainly used for bushing materials working at high temperatures |
QCr0.5 | Boards, bars, lines | It has high strength and hardness at room temperature and high temperature (<400°C), good conductivity and thermal conductivity, good abrasion resistance and anti-friction property. After age hardening treatment, strength and hardness conductivity and Thermal conductivity is significantly improved; easy to weld and braze, has good corrosion resistance in the atmosphere and fresh water, high temperature oxidation resistance, can withstand stress processing in cold and hot conditions; but its disadvantage is The gap has a strong sensitivity, causes stress concentration at the notch and sharp corners, and is likely to cause mechanical damage, so it is not suitable for making commutator pieces. | It is used to produce welding electrode, motor commutator and other parts that work at high temperature and require high strength, hardness, electrical conductivity and thermal conductivity. It can also be used in bimetal form. On brake discs and discs |
QCr0.5-0.2-0.1 | Boards, bars | The addition of a small amount of magnesium, aluminum chromium bronze, compared with QCr0.5, not only to further improve the heat resistance and corrosion resistance, but also to improve the notch sensitivity, other properties and QCr0.5 similar | Used for making electrodes, etc. on electric welding, roll welding machines, etc. |
QCr0.6-0.4-0.05 | Baton | The addition of a small amount of barium and magnesium chromium bronze, compared with QCr0.5, can further increase the strength, hardness and heat resistance of the alloy, as well as good conductivity | With QCr0.5 |
QMg0.8 | line | This is a copper alloy with a magnesium content of 0.7% to 0.85% Wmg. The trace Mg lowers the conductivity of copper, but it has a deoxidizing effect on copper and also improves the high temperature oxidation resistance of copper. In actual application of copper-magnesium alloys, the Mg content is generally less than 1% of Mg. If the Mg content is too high, the pressure processing performance deteriorates rapidly. Alloys of this type can only be worked hard and cannot be heat-treated | The main role of cable cores and other wire materials |
Copper Cups:
Alloy code | Product Category | The main features | Application examples |
BFe10-1-1 | Boards, tubes | The structure of iron-nickel-nickel-nickel, which contains less nickel, is lower in strength and hardness than BFe30-1-1, but it has higher plasticity and similar corrosion resistance. | Mainly used in shipbuilding industry instead of BFe30-1-1 to make condensing pipes and other anti-corrosion parts |
BFe30-1-1 | Boards, tubes | Structural copper-nickel alloys with good mechanical properties, high corrosion resistance in seawater, fresh water and steam, but poor processability | Pipes for condensers and thermostats working in high-temperature, high-pressure and high-speed conditions in the manufacturing of marine vessels |
BZn15-20 | Boards, strips, foils, tubes, rods, wires | For the structure of copper-nickel alloy, because its appearance has a beautiful silver-white, commonly known as German silver (it was originally Chinese silver), this alloy has high strength and corrosion resistance, good plasticity, both in hot and cold state are good Ground pressure processing, poor machinability, poor weldability, elasticity better than QSn6.5-0.1 | Used as instrument parts for working under humid conditions and in highly corrosive media, as well as medical equipment, industrial vessels, artwork, telecommunications industry parts, steam fittings and plumbing fittings, daily necessities, and spring tubes and reeds, etc. |
