Our heat treatment – your solution
At Daxun Alloys, you can find solutions for all your heat treatment needs, regardless of size. Whatever you need to heat treat, whether it’s steel structures, equipment, pipes, sections or slabs, we are happy to provide you with advice and solutions.
Heat treatment processes
Stress relief annealing
Normalizing
Hardening
Tempering
Soft annealing
Pearlitizing
Ferritizing
Solution annealing with air or water quenching
Other processes available upon request
Materials
All ferrous and non-ferrous metals, such as general structural steels, tempered and case-hardened steels, rust- and acid-resistant stainless steels, high-alloy special materials, non-ferrous and light metals, and cast materials such as ductile iron.
Do you need a material analysis or a determination of values? If necessary, we can put you in touch with independent testing laboratories.
We professionally carry out and document all heat treatment operations around the clock, using the latest technology. Our highly qualified team can handle orders from all areas of the metalworking industry. We combine in-depth knowledge of all heat treatment processes with the flexibility of a medium-sized company.
Of course, we also have a quality assurance system in accordance with ISO 9001: 2008. Reason enough to let us heat treat your products.
Temperature:
Control and regulation range: Room temperature to 1,250°C
Maximum furnace dimensions:
19 meters long, 6 meters wide, 5 meters high
Maximum furnace load:
350 tons
Crane capacity:
100 tons
Water Quenching Tank:
8,000 x 3,000 x 3,600, with an immersion capacity of up to 12 tons, an integrated circulation system, water temperature recording, and a charging time of less than one minute.
Forced Air Annealing (with fan):
During the heat treatment process, the warm furnace atmosphere is passed through a series of tube bundles (e.g., heat exchangers) to achieve uniform heating.
Unsere Dimensionen - Ihre Wahl
bogie hearth kiln with 20 burners / 100 kW each
- 5,500 x 3,800 x 3,600mm (LxWxH)
- Temperature up to 1,100°C
- 2 bogies / 80,000 kg load capacity each
bogie hearth kiln with 40 burners / 120 kW each
- 19,000 x 5,000 x 5,000mm (LxWxH)
- Temperature up to 750°C
- 1 bogie / 200,000 kg load capacity
bogie hearth kiln with 30 burners / 120 kW each
- 12,000 x 4,300 x 2,500 mm (LxWxH)
- Temperature up to 1,100°C
- 1 bogie / 60,000 kg load capacity
bogie hearth kiln with 12 burners / 230 kW each
- 7,000 x 2,000 x 1,850 mm (LxWxH)
- Temperature up to 1,250°C
- 2 bogies / each 30,000 kg load capacity
- 2 water basins with charging facilities
- 8,000 x 3,000 x 3,600 (LxWxH)
- Continuous circulation of water
- Submersible device up to 12,000 kg
hood furnace with 3 burners / 150 kW each
- 1,450 x 1,450 x 1,200 mm (LxWxH)
- Temperature up to 1,100°C
- Loading capacity max. 1,000 kg
hood furnace with 2 annealing stations with 10 burners each / 350 kW each
- 6,300 x 4,350 x 4,000 mm (LxWxH)
- Temperature up to 1,100°C
- Loading capacity up to 150,000 kg
chamber furnace electrically heated
- 600 x 400 x 300 mm (LxWxH)
- Temperature up to 1,000°C
Shuttle furnace with 20 burners / 300 kW each
- and 2 annealing stations 16,900 x 6,000 x 5,500 mm (LxWxH)
- Temperature up to 700°C
- Loading capacity up to 300,000 kg per loading station
00,000kg, 50,000kg, 40,000kg, 32,000kg
Here are common heat-treatable metal products, organized by category, including the more common alloys and typical heat treatment methods:
1. Heat-Treatable Steels
1.1 Carbon Steels (Medium and High Carbon)
| Grade | Heat Treatment | Typical Applications |
|---|---|---|
| 45, 50, 55 (e.g., SAE 1045) | Quenching + Tempering | Shafts, bolts, gears |
| T8, T10 (High carbon tool steel) | Quenching + Low-Temp Tempering | Knives, molds, gauges |
1.2 Alloy Structural Steels
| Grade | Key Alloying Elements | Heat Treatment | Applications |
|---|---|---|---|
| 20Cr, 20CrMnTi | Cr, Ti | Carburizing + Quenching + Tempering | Gears, bushings |
| 40Cr, 42CrMo | Cr, Mo | Quenching + Tempering | Crankshafts, couplings |
| 35CrMo, 30CrMnSiA | Cr, Mo, Si | Quenching + Tempering | High-strength bolts, axles |
1.3 Spring Steels
| Grade | Heat Treatment | Applications |
|---|---|---|
| 65Mn, 60Si2Mn | Quenching + Medium-Temp Tempering | Auto springs, shock absorber wires |
| 55CrSi, 50CrVA | Quenching + Tempering | High-grade springs, clutches |
1.4 Tool Steels
| Type | Common Grades | Characteristics |
|---|---|---|
| Cold Work | Cr12MoV, GCr15 | High wear resistance |
| Hot Work | H13 (4Cr5MoSiV1) | Excellent thermal fatigue resistance |
| High-Speed Steel | W18Cr4V, M2 | Excellent red hardness for cutting tools |
1.5 Heat-Treatable Stainless Steels
| Type | Grade | Heat Treatment | Applications |
|---|---|---|---|
| Martensitic SS | 410, 420, 440C | Quenching + Tempering | Knives, bearings |
| Precipitation-Hardening SS | 17-4PH (SUS630), 15-5PH | Solution + Aging | High-strength, corrosion-resistant components |
2. Heat-Treatable Non-Ferrous Alloys
2.1 Aluminum Alloys (Heat-Treatable Series)
| Series | Grade | Heat Treatment | Applications |
|---|---|---|---|
| 2xxx (Al-Cu) | 2024, 2618 | Solution + Artificial Aging | Aerospace structures |
| 6xxx (Al-Mg-Si) | 6061, 6082, 6005, 6106 | Solution + Aging | Construction, structural components |
| 7xxx (Al-Zn-Mg-Cu) | 7075, 7475, 7050, 7010 | Solution + Double Aging | Aerospace, sports equipment |
2.2 Titanium Alloys
| Type | Grades | Heat Treatment | Applications |
|---|---|---|---|
| α+β titanium | Ti-6Al-4V (Grade 5), Ti-6Al-6V-2Sn | Solution + Aging | Aerospace, medical rods |
| β titanium | Ti-10V-2Fe-3Al, Ti-15V-3Cr-3Al-3Sn | Solution + Aging | High-strength, formable parts |
| Commercially Pure Titanium | TA1, TA2 (Grade 1, 2) | Annealing only | Pipes, heat exchangers (non-strengthened) |
2.3 Magnesium Alloys
| Series | Grade | Heat Treatment | Applications |
|---|---|---|---|
| AZ Series | AZ91D, AZ80A | Solution + Aging | Lightweight housings, auto parts |
| ZK Series | ZK60, ZK21 | Solution + Aging | Aerospace, bicycle parts |
2.4 Copper Alloys (Precipitation-Hardened)
| Grade | Heat Treatment | Applications |
|---|---|---|
| Beryllium Copper (C17200) | Solution + Aging | Precision springs, injection mold inserts |
| Chromium Zirconium Copper (C18150) | Solution + Aging | Welding electrodes, conductive parts |
| Nickel-Silicon Bronze (C7025) | Aging Treatment | High-speed electronic connectors |
3. Purpose of Heat Treatment
| Method | Purpose |
|---|---|
| Annealing | Softening, improved ductility |
| Quenching | Increasing hardness and strength |
| Tempering | Reducing brittleness, improving toughness |
| Solution Treatment | Homogenize alloying elements |
| Aging (Natural/Artificial) | Precipitation hardening to enhance strength |