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At MetalsTek Engineering, with our expertise in manufacturing Chromium and Chromium Alloy Tubes to exacting standards and our unwavering commitment to quality assurance, we stand ready to meet the diverse needs of our customers, delivering excellence and innovation in every Chromium Tube we produce.
Material: Chromium, CAS # 7440-47-3
Purity: Cr 99.8%, 99.95%, 99.98%, 99.99% or Cr Alloy
Density: 7.18 g/cc
Temperatures: 1,900°C M.P., 2,672°C M.P.
Form: Ring, Tube, Pipe
Material: Chromium, CAS # 7440-47-3
Purity: Cr 99.8%, 99.95%, 99.98%, 99.99% or Cr Alloy
Density: 7.18 g/cc
Temperatures: 1,900°C M.P., 2,672°C M.P.
Form: Ring, Tube, Pipe
Material: Chromium Alloys
Alloy Type: Inconel, Duplex, Monel, Incoloy, HastelloyAus Steel, SS Steel
Product Form: Pipe, Capillary Tube
Size: As Listed Below
Material: Nickel Chromium Alloys
Composition: Ni80-Cr20, or Customized
Product Form: Pipe, Capillary Tube
Size: Can be Customized
Outside Diameter | Inside Diameter | Wall Thickness | Maximum Operating Pressure | Overall Length | Price |
1/8 in | 0.055 in | 0.035 in | 9,087 psi @72°F | 6 ft | US$194.41 |
1/4 in | 0.152 in | 0.049 in | 6,918 psi @72°F | 6 ft | US$161.47 |
1/4 in | 0.18 in | 0.035 in | 4,941 psi @72°F | 6 ft | US$128.86 |
3/8 in | 0.277 in | 0.049 in | 4,318 psi @72°F | 6 ft | US$258.38 |
3/8 in | 0.305 in | 0.035 in | 3,084 psi @72°F | 6 ft | US$184.27 |
1/2 in | 0.37 in | 0.065 in | 4,223 psi @72°F | 6 ft | US$324.82 |
1/2 in | 0.402 in | 0.049 in | 3,184 psi @72°F | 6 ft | US$238.37 |
1/2 in | 0.43 in | 0.035 in | 2,274 psi @72°F | 6 ft | US$214.16 |
3/4 in | 0.62 in | 0.065 in | 2,894 psi @72°F | 6 ft | US$636.51 |
1 in | 0.834 in | 0.083 in | 2,779 psi @72°F | 6 ft | US$2,133.66 |
1 in | 0.87 in | 0.065 in | 2,176 psi @72°F | 6 ft | US$675.23 |
| Composition | Cr | Fe | Al | Si | Cu | S | C | O | N | Pb | P |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Value | 99.95 | 0.025 | 0.0048 | 0.0037 | <0.005 | ≤0.005 | ≤0.02 | ≤0.10 | ≤0.03 | ≤0.001 | <0.005 |
| Molecular Weight | 52 |
|---|---|
| Appearance | Silvery |
| Melting Point | 1857 °C |
| Boiling Point | 2672 °C |
| Density | 7.18 g/cm3 |
| Solubility in H2O | N/A |
| Electrical Resistivity | 12.9 microhm-cm @ 0 °C |
| Electronegativity | 1.6 Paulings |
| Heat of Fusion | 3.66 Cal/gm mole |
| Heat of Vaporization | 72.97 K-cal/gm atom at 2672 °C |
| Poisson’s Ratio | 0.21 |
| Specific Heat | 0.107 Cal/g/K @ 25 °C |
| Tensile Strength | N/A |
| Thermal Conductivity | 0.939 W/cm/K @ 298.2 K |
| Thermal Expansion | (25 °C) 4.9 µm·m-1·K-1 |
| Vickers Hardness | 1060 MN m-2 |
| Young’s Modulus | 279 GPa |
| Material | Product Type | Properties | Size Range | Compositions | Inquiry |
|---|---|---|---|---|---|
| Inconel 600 / 601 / 625 | Capillary Tube | ASTM B167, ASTM B829 Standard | OD:0.2-6, WT:0.02-2mm | Get A Quote | |
| Inconel 686 | Capillary Tube, Seamless Pipe | 8.4 g/cc Density, 1,370°C~1,425°C Melting Point | Seamless pipe: OD:6-630, WT:0.3-100mm Capillary tube: OD:0.2-6, WT:0.02-2mm | View Details | Get A Quote |
| Inconel 690 | Capillary Tube, Seamless Pipe | 8.19 g/cc Density, 1,343°C~1,377°C Melting Point | Seamless pipe: OD:6-630, WT:0.3-100mm Capillary tube: OD:0.2-6, WT:0.02-2mm | View Details | Get A Quote |
| Inconel 713C | Capillary Tube, Seamless Pipe | 7.913 g/cc Density, 110 psi Tensile Strength | Seamless pipe: OD:6-630, WT:0.3-100mm Capillary tube: OD:0.2-6, WT:0.02-2mm | View Details | Get A Quote |
| Inconel X-750 | Capillary Tube, Seamless Pipe | 8.25 g/cc Density, 110 psi Tensile Strength | Seamless pipe: OD:6-630, WT:0.3-100mm Capillary tube: OD:0.2-6, WT:0.02-2mm | View Details | Get A Quote |
| Duplex 312 / S31200 | Capillary Tube | Standard: ASTM A789-08, ASME SA789-07; Condensers; Heat Exchanger | OD:0.2-6, WT:0.02-2mm | Get A Quote | |
| Duplex 315 / S31500 | Capillary Tube | Standard: ASTM A789-08, ASME SA789-07; Condensers; Heat Exchanger | OD:0.2-6, WT:0.02-2mm | Get A Quote | |
| Duplex 329 / S32900 | Capillary Tube | Standard: ASTM A789-08, ASME SA789-07; Used in Seawater; Heat Exchanger | OD:0.2-6, WT:0.02-2mm | Get A Quote | |
| Monel 400 | Capillary Tube, Seamless Pipe | 8.8g/cc Density, 1,300°C~1,350°C Melting Point, 21.8 W/m.K Thermal Conductivity | Seamless pipe: OD:6-630, WT:0.3-100mm Capillary tube: OD:0.2-6, WT:0.02-2mm | View Details | Get A Quote |
| Monel K-500 | Capillary Tube, Seamless Pipe | 8.8g/cc Density, 1,315°C~1,350°C Melting Point, 0.32 Poisson's Ration; Used in Detection and Electronics | Seamless pipe: OD:6-630, WT:0.3-100mm Capillary tube: OD:0.2-6, WT:0.02-2mm | View Details | Get A Quote |
| Incoloy 20 | Capillary Tube, Seamless Pipe | 8.1g/cc Density, 1,350°C~1,370°C Melting Point | Seamless pipe: OD:6-630, WT:0.3-100mm Capillary tube: OD:0.2-6, WT:0.02-2mm | View Details | Get A Quote |
| Incoloy 28 | Capillary Tube, Seamless Pipe | 8.0g/cc Density, 1,350°C~1,370°C Melting Point | Seamless pipe: OD:6-630, WT:0.3-100mm Capillary tube: OD:0.2-6, WT:0.02-2mm | View Details | Get A Quote |
| Incoloy 59 | Capillary Tube, Seamless Pipe | 8.6g/cc Density, 1,310°C~1,360°C Melting Point, Used in Chemical Industries | Seamless pipe: OD:6-630, WT:0.3-100mm Capillary tube: OD:0.2-6, WT:0.02-2mm | View Details | Get A Quote |
| Incoloy 330 | Capillary Tube, Seamless Pipe | 8.0g/cc Density, 1,350°C~1,400°C Melting Point | Seamless pipe: OD:6-630, WT:0.3-100mm Capillary tube: OD:0.2-6, WT:0.02-2mm | View Details | Get A Quote |
| Incoloy 800H / 800HT | Capillary Tube, Seamless Pipe | 8.0g/cc Density, 1,350°C~1,400°C Melting Point; Used for Nitric Acid Condenser, Steam Heating Tube, Themal Element Tube | Seamless pipe: OD:6-630, WT:0.3-100mm Capillary tube: OD:0.2-6, WT:0.02-2mm | View Details | Get A Quote |
| Incoloy 825 | Capillary Tube, Seamless Pipe | 8.1g/cc Density, 580~800 Specific Heat(J/kg.K) | Seamless pipe: OD:6-630, WT:0.3-100mm Capillary tube: OD:0.2-6, WT:0.02-2mm | View Details | Get A Quote |
| Incoloy 926 | Capillary Tube, Seamless Pipe | 8.1g/cc Density, 1,320°C~1,390°C Melting Point; Used in Chemical and Food Engineering | Seamless pipe: OD:6-630, WT:0.3-100mm Capillary tube: OD:0.2-6, WT:0.02-2mm | View Details | Get A Quote |
| Austenitic 254SMO | Capillary Tube, Seamless Pipe | 8.24g/cc Density, 1,320°C~1,390°C Melting Point; 650N/mm Tensile Strength, 300N/mm Yield Strength | Seamless pipe: OD:6-630, WT:0.3-100mm Capillary tube: OD:0.2-6, WT:0.02-2mm | View Details | Get A Quote |
| Austenitic 904L | Capillary Tube, Seamless Pipe | 8g/cc Density, 12.9~18 w/m.k Thermal Conductivity | Seamless pipe: OD:6-630, WT:0.3-100mm Capillary tube: OD:0.2-6, WT:0.02-2mm | View Details | Get A Quote |
| Austenitic AL-6XN / 654SMO | Capillary Tube, Seamless Pipe | Used in Seawater, Chemicals | Seamless pipe: OD:6-630, WT:0.3-100mm Capillary tube: OD:0.2-6, WT:0.02-2mm | Get A Quote | |
| Stainless 310L | Capillary Tube, Seamless Pipe | 7.98g/cc Density, 800°C~1,000°C Melting Point; >520N/mm Tensile Strength, >205N/mm Yield Strength | Seamless pipe: OD:6-630, WT:0.3-100mm Capillary tube: OD:0.2-6, WT:0.02-2mm | Get A Quote | |
| Stainless 316L | Capillary Tube, Seamless Pipe | 7.98g/cc Density, 1,370°C~1,398°C Melting Point; >480N/mm Tensile Strength, >177N/mm Yield Strength | Seamless pipe: OD:6-630, WT:0.3-100mm Capillary tube: OD:0.2-6, WT:0.02-2mm | Get A Quote | |
| Hastelloy B3 / C22 / C276 / X | Capillary Tube, Seamless Pipe | Nickel-Molybdenum-Cobalt-Tungsten Chromium Alloy | Seamless pipe: OD:6-630, WT:0.3-100mm Capillary tube: OD:0.2-6, WT:0.02-2mm | Get A Quote |
Crafted from high-purity chromium, the Chromium Tube offers superior corrosion resistance, high strength, and excellent heat transfer capabilities, making it an indispensable solution across numerous industries. The Chromium Tube demonstrates unparalleled performance, reliability, and longevity, whether utilized in hydraulic systems, automotive engineering, heat exchangers, or aerospace components.
Chromium Tubes are versatile components with a wide range of applications across various industries, owing to their unique properties. Some critical applications include:
1. Hydraulic Systems: Chromium Tubes are commonly used in hydraulic systems for their excellent corrosion resistance, high strength, and smooth surface finish. They are employed in hydraulic cylinders, piston rods, and actuators in construction equipment, agricultural machinery, and industrial machinery.
2. Automotive Engineering: Chromium Tubes find applications in automotive manufacturing for components such as shock absorbers, suspension systems, and drive shafts. Their durability, resistance to corrosion, and ability to withstand high loads make them ideal for demanding automotive applications.
3. Heat Exchangers: In thermal management systems, Chromium Tubes are utilized in heat exchangers for their thermal conductivity and resistance to corrosion at elevated temperatures. They are used in HVAC systems, refrigeration units, and industrial cooling applications.
4. Instrumentation and Control Systems: Chromium Tubes are employed in instrumentation and control systems where precise measurement and control of fluids or gases are required. They are utilized in pressure gauges, flow meters, and analytical instruments in laboratories and industrial settings.
5. Aerospace Components: Chromium Tubes find applications in aerospace engineering for structural components, fuel lines, and hydraulic systems in aircraft and spacecraft. Their lightweight, high strength and resistance to corrosion make them suitable for aerospace applications.
6. Medical Devices: Chromium Tubes manufactures medical devices and equipment, such as surgical instruments, catheters, and implantable devices. Their biocompatibility, corrosion resistance, and sterilizability are essential properties in medical applications.
7. Oil and Gas Industry: Chromium Tubes are employed in the oil and gas industry for downhole tools, production tubing, and subsea equipment. Their resistance to corrosion and high-pressure environments make them suitable for use in oil wells and offshore drilling operations.
8. Chemical Processing: Chromium Tubes find applications in chemical processing plants for conveying corrosive fluids, acids, and chemicals. Their resistance to corrosion and chemical degradation ensures the integrity and safety of chemical handling systems.
9. Food and Beverage Industry: In food processing plants, Chromium Tubes are used to convey potable water, beverages, and food products safely and hygienically. Their smooth surface finish and resistance to corrosion make them suitable for use in food-grade applications.
10. Renewable Energy: Chromium Tubes are used in renewable energy systems such as solar thermal collectors and geothermal heat exchangers. Their thermal conductivity and resistance to corrosion make them ideal for transferring heat in renewable energy applications.
Overall, Chromium Tubes play a crucial role in various industries where durability, corrosion resistance, and high performance are essential requirements. They contribute to the efficiency and reliability of systems and equipment in diverse applications.
Our Chrome and Chromium Alloy Tubes and Capillaries are clearly labeled externally to ensure efficient identification and quality control. We take great care to prevent damage during storage or transportation.
| Cr | Ni | Mo | Cu | C | Mn | Si | P | Fe |
|---|---|---|---|---|---|---|---|---|
| 19~23 | 23~28 | 4~5 | 1~2 | <0.02 | <2 | <1 | <0.045 | Bal. |
1..Petroleum and petrochemical equipment, such as reactors in petrochemical equipment, etc.
2.Sulfuric acid storage and transportation equipment, such as heat exchangers, etc.
3.The main parts used in power plant flue gas desulfurization equipment are: the tower body of the absorption tower, the flue, the baffle plate, the internal parts, the spray system, etc.
4.Scrubbers and fans in machine acid treatment systems.
5.Seawater treatment equipment, seawater heat exchangers, paper industry equipment, sulfuric acid and nitric acid equipment, sulfuric acid, pharmaceutical industry and other chemical equipment, pressure vessels, and food equipment.
6.Pharmaceutical factory: centrifuge, reactor, etc.
7.Plant foods: soy sauce jars, cooking wine, salt shakers, equipment, and dressings.
| Cr | Ni | Mo | Cu | C | Mn | Si | P | S |
|---|---|---|---|---|---|---|---|---|
| 19.5~20.5 | 17.5~18.5 | 6~6.5 | 0.5~1 | 0.02 | 1 | 0.8 | 0.03 | 0.01 |
1.Ocean: Marine creations in the marine environment, seawater desalination, seawater aquaculture, seawater heat exchangers, etc.
2.Environmental protection field: flue gas desulfurization equipment for thermal power generation, wastewater treatment, etc.
3.Energy field: atomic power generation, comprehensive utilization of coal, wave power generation, etc.
4.Petrochemical industry: oil refining, chemical equipment, etc.
5.Food field: salt production, soy sauce brewing, etc.
6.High-concentration chloride ion environment: paper industry, various bleaching devices.
| Ni | Cr | C | Mn | Si | Cu | Mo | N | P | S | Fe | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Min | 24 | 19 | - | - | - | 0.5 | 6 | 0.15 | - | - | Bal. |
| Max | 26 | 21 | 0.02 | 2 | 0.5 | 1.5 | 7 | 0.25 | 0.03 | 0.01 |
| C | Si | Mn | P | S | Cr | Ni | Mo | N | Cu | Fe |
|---|---|---|---|---|---|---|---|---|---|---|
| <0. 05 | <0.5 | <1 | <0.04 | <0. 03 | 19.5~23.5 | 38~46 | 2.5~3 | 0.6~1.2 | 1.5~3 | Bal. |
1. Heating tubes, containers, baskets and chains used in sulfuric acid pickling factories.
2. Seawater cooling heat exchanger, marine product pipeline system, acid gas environment pipeline.
3. Heat exchangers, evaporators, washing, dipping tubes, etc. in phosphoric acid production,
4. Air heat exchanger in petroleum refining
5. Food engineering
6. Chemical process
7. Flame retardant alloys for pressurized oxygen applications
| Cr | Ni | Mn | Si | AI | Ti | AI+Ti | C | Cu | P | S | Fe | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Min. | 19 | 30 | - | - | 0. 15 | 0. 15 | 0. 85 | 0. 06 | - | - | - | 39.5 |
| Max. | 23 | 35 | 1.5 | 1 | 0.6 | 0.6 | 1.2 | 0.1 | 0.75 | 0.045 | 0.015 | - |
| Cr | Ni | Mn | Si | Cu | P | S | C | Fe |
|---|---|---|---|---|---|---|---|---|
| 18~20 | 34~37 | <2 | 1~1.5 | <1 | <0.03 | <0.03 | 0.04~0.08 | Bal. |
Incoloy 330 Capillary Tube is widely used in high-temperature fans and shafts of industrial furnaces, conveyor belts, hot press plates, crude oil heaters and steam boiler pipe hangers, etc.
| C≤ | Si≤ | Mn≤ | P≤ | S≤ | Cr≥ |
|---|---|---|---|---|---|
| 0.01 | 0. 1 | 0.5 | 0.015 | 0.01 | 22.0-24.0 |
| Ni≥ | Mo≥ | Cu≤ | N≤ | Ti≤ | FeC |
| Bal. | 15. 0-16.5 | 0.5 | 0. 10-0.40 | 1.5 | 0.3 |
| C | Si | Mn | P | S | Cr | Mo | Ni | N | Cu |
|---|---|---|---|---|---|---|---|---|---|
| <0. 02 | <0.7 | <2 | <0. 03 | <0.01 | 26~28 | 3~4 | 30~32 | <0. 11 | 0.7~1.5 |
Incoloy 28 Capillary Tube is widely used in high-temperature fans and shafts of industrial furnaces, conveyor belts, hot press plates, crude oil heaters and steam boiler pipe hangers, etc.
| C | Si | Mn | Ni | Cr | Mo | Fe | Cu | Nb |
|---|---|---|---|---|---|---|---|---|
| ≤0. 06 | ≤0. 80 | ≤1.0 | 36~38 | 19~20 | 2~3 | 36~38 | 3~4 | 0.5~0.7 |
Incoloy 20 Capillary Tube is widely used in the chemical processing industry, hot seawater and hydrometallurgy. Mainly used for heat exchangers, pipes, valves, pumps, etc. that handle hot H2SO4, chloride-containing solutions and other environments.
| C | Si | Mn | S | Ni | Cu | Fe | Ti | Al |
|---|---|---|---|---|---|---|---|---|
| <0.25 | <1 | <1.5 | <0.01 | 63~67 | Bal. | 2 | 0.25~1 | 2~4 |
| C | Si | Mn | Ni | Cu | Fe | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| <0.3 | <0.5 | <1.5 | 63~67 | 28~34 | <2 |
Monel 400 Capillary Tube is commonly used in various heat exchange equipment, boiler feed water heaters, pipelines, containers, pumps, valves, shafts, etc. in petroleum and chemical processing, seawater desalination equipment, salt production equipment, propeller shafts, gasoline and water tanks, etc.
| C | Si | Mn | P | S | C | Ni | Cu | Fe | Nb | Al | Co |
|---|---|---|---|---|---|---|---|---|---|---|---|
| ≤0. 1 | ≤0.5 | ≤1.0 | ≤0. 02 | ≤0.01 | 14~17 | ≥70.0 | ≤0.5 | 5~9 | 0.7~1.2 | 0.4~1 | ≤1.0 |
| C | Cr | Ni | Mo | Al | Ti | Fe | Nb |
|---|---|---|---|---|---|---|---|
| 0.08~0.16 | 11.5~13.5 | Bal. | 3.8~4.8 | 5. 5~6. 4 | 0.5~l.0 | ≤1.0 | 1.8~2.5 |
Inconel 713C Capillary Tube has been widely used as turbine blades, guide vanes, and monolithic cast turbines for aviation, ground, and offshore gas turbines operating below 900℃.
| C | Si | Mn | P | S | Cr | Ni | Cu | Fe |
|---|---|---|---|---|---|---|---|---|
| ≤0.1 | ≤0.5 | ≤0.5 | ≤0.02 | ≤0.02 | 27~31 | Bal. | ≤0.5 | 7~11 |
Inconel 690 Capillary Tube is mainly used as heat transfer tube material for steam generators in pressurized water reactor power stations and is a technology for steam generators.
| Ni | Cr | Fe | Mo | Ti | W |
| Bal. | 19-23.0 | ≤2.0 | 15. 0-17.0 | 0. 02-0. 25 | 3. 0-4.4 |
| C | Mn | S | Si | P | |
| ≤0.01 | ≤0. 75 | ≤0.02 | ≤0. 08 | ≤0. 04 |
Inconel 686 Capillary Tube is suitable for applications above 700℃ such as catalytic regenerators in petrochemical production. It can be used for thermowells in aggressive atmospheres. In vinyl chloride monomer production, Inconel 686 capillary tubes provide protection against chlorine, hydrogen chloride, oxidation, and carbonation corrosion.