1. What is an alloy steel hexagon bar/rod?
Material types of hexagonal bar
Materials including carbon steel, alloy steel, stainless steel, etc. are frequently utilized for hexagonal bars. distinct materials' hexagonal bars have distinct mechanical and chemical characteristics, making them appropriate for use in a variety of situations and disciplines.
1. Carbon steel hexagonal rods: Carbon steel hexagonal rods are inexpensive, strong, and durable, and they are frequently employed in the fabrication of steel structures and mechanical parts. Materials like Q235, Q345, and 1020 are frequently used.
2. Alloy steel hexagonal rods: Alloy steel hexagonal rods have high strength, high pressure, and wear resistance in addition to having a unique luster from the inclusion of alloy elements including chromium, molybdenum, nickel, and cobalt. Because of this, alloy steel hexagonal rods are frequently utilized in the nuclear, aerospace, and auto industries. Materials like CrMo, 20CrMo, and 42CrMo are common.
3. Stainless steel hexagonal rods: Due to their anti-corrosion, heat resistance, acid and alkali resistance, and other qualities, stainless steel hexagonal rods are excellent for food processing, medical equipment, the chemical industry, and other areas. Materials like 303, 304, and 316 are frequently used.
Alloy steel hexagonal rod is a rod-shaped substance with a hexagonal cross-section that is extensively utilized in mechanical production, engineering structures, and metal processing. Hexagonal bars can be split into cold-drawn hexagonal bars and hot-rolled hexagonal bars based on various processing techniques and materials. There are many materials available as well.
2. Chemical composition of alloy steel hexagon bar
Element | Content (%) |
---|---|
Chromium, Cr | 0.80 - 1.10 |
Manganese, Mn | 0.75 - 1.0 |
Carbon, C | 0.380 - 0.430 |
Silicon, Si | 0.15 - 0.30 |
Molybdenum, Mo | 0.15 - 0.25 |
Sulfur, S | 0.040 |
Phosphorous, P | 0.035 |
Iron, Fe | Balance |
3. Mechanical properties of alloy steel hexagon bar
alloy steel hexagon bar is a crucial component of structural engineering because of its great strength, hardness, and resistance to corrosion. Alloy steel has a longer service life and comparatively superior wear and high-temperature resistance than regular steel. Alloy steel excels in producing some mechanical parts that are lightweight, high-strength, high-durability, and employed in high-temperature and high-pressure conditions due to its relatively good toughness and plasticity.
The high strength of alloy steel
Due to the presence of certain alloying elements, alloy steel has higher yield and tensile strengths than regular carbon steel. One of the most crucial metrics for assessing the effectiveness of alloy steel devices is its strength index. Due to its great strength, alloy steel is frequently utilized in the automotive, aerospace, and aviation industries.
The high wear resistance of alloy steel
The alloy elements in alloy steel can be used in different proportions to increase the hardness and wear resistance of alloy steel. These alloying elements can form high-hardness compounds in steel, thereby increasing the hardness and wear resistance of alloy steel. This high wear resistance makes alloy steel widely used in engineering machinery, mining equipment, ships, and other fields.
High toughness of alloy steel
Alloy steel's high toughness is a reference to its strong anti-fracture and anti-brittleness, or how difficult it is to break under force and load. Steel alloy is frequently used in the production of machinery, the oil industry, shipbuilding, and other industries. Among these, ship safety has significantly increased.
High-temperature resistance of alloy steel
Alloy steel alloy components may keep their mechanical properties at high temperatures and exhibit good high-temperature stability. Alloy steel can be utilized in high-temperature situations such as aerospace engines, stoves, and other sectors that require great stability in such environments since it can keep mechanical attributes like strength, hardness, and wear resistance there.
Properties | Metric | Imperial |
---|---|---|
Tensile strength | 655 MPa | 95000 psi |
Yield strength | 415 MPa | 60200 psi |
Bulk modulus (typical for steel) | 140 GPa | 20300 ksi |
Shear modulus (typical for steel) | 80 GPa | 11600 ksi |
Elastic modulus | 190-210 GPa | 27557-30458 ksi |
Poisson's ratio | 0.27-0.30 | 0.27-0.30 |
Elongation at break (in 50 mm) | 25.70% | 25.70% |
Hardness, Brinell | 197 | 197 |
Hardness, Knoop (converted from Brinell hardness) | 219 | 219 |
Hardness, Rockwell B (converted from Brinell hardness) | 92 | 92 |
Hardness, Rockwell C (converted from Brinell hardness. Value below normal HRC range, for comparison purposes only) | 13 | 13 |
Hardness, Vickers (converted from Brinell hardness) | 207 | 207 |
Machinability (based on AISI 1212 as 100 machinability) | 65 | 65 |
4. Physical properties of alloy steel hexagon bar
Density, thermal conductivity, linear expansion coefficient, and other characteristics of alloy steel are physical characteristics. Alloy steel has a lower heat conductivity and a lower linear expansion coefficient than regular steel, but it has a higher density and a proportionally smaller degree of expansion.
Properties | Metric | Imperial |
---|---|---|
Density | 7.85 g/cm3 | 0.284 lb/in³ |
Melting point | 1416°C | 2580°F |
5. Specifications of alloy steel hexagon bar
Being a trustworthy alloy steel hexagon bar manufacturer and supplier, Shanghai Yinggui Metal Pbaructs Company aims to make manufacturing easier for our business partners. Shanghai Yinggui Metal offers 3120, 3150, 4130, 4140, 4340, 5120, 5140, 6150, 8620 etc.
Product Name | Alloy Steel Hexagonal Steel Bar |
Material | Carbon Steel, Alloy Steel, etc |
Technique | Hot Rolled, Cold Rolled, Cold Drawn, ERW, SSAW, etc. |
Color | Black, Natural, or As per the customer's Request |
Standard | DIN EN GB ISO JIS BA ANSI |
Grade | ASTM A 106 GR A & B, A 53 GR A & B, ASTM A 333, Gr 1 to 6 (IBR & NON-IBR), APL 5L GR.A & B, API 5 L GR.X-42, X-46, X-52, X-56, X-60, X-65 & X-70 IN PSL 1 & PSL 2; ASTM A 335, GR P 1, P 2, P 5, P 9, P 11, P 12, P 22, P 91, GR T 1, T 2, T 5, T 9, T 11, T 12,T 22, T 91(IBR & NON IBR); S10C, S15C, S20C, S45C, St37, St35.8, St45-8, St52, St52.4, etc. |
Shapes | Hexagonal, Square, Rectangular, Oval, Special shapes customized according to drawing |
Size | DN6~DN1200, 1/8 ~48 inch, 4~1219mm |
Surface | Bare, Galvanized, Painted, Oiled, Chrome Coated, etc. |
Applications | Building Construction StructureThermal Heating FactoriesPetrochemical, Refinery, Automobile, Machinery Parts |
6. Applications and characteristics of alloy steel hexagon bar
Applications and advantages of hexagonal rods
In the surface finishing of shafts, connections, and mechanical components of various equipment, hexagonal rods are frequently employed. It can increase the hardness and mechanical qualities of parts in addition to reducing the amount of metal that needs to be processed. The following benefits of hexagonal rods are also present:
1. Greatly improve processing efficiency and reduce manufacturing costs.
2. The hexagonal cross-section design helps improve surface hardness.
3. It has high strength and stability, so it is widely used in equipment and parts that withstand high pressure and complex loads.
Characteristics and applicable occasions of hexagonal rods of different materials
1. Carbon steel hexagonal rods Carbon steel hexagonal rods have high strength, good toughness, and low price. They are widely used in process manufacturing, machinery manufacturing, building structure engineering, infrastructure construction, and other fields.
2. Alloy steel hexagonal bar Alloy steel hexagonal bar is a high-strength material that can withstand high pressure and large loads under extreme conditions. It is suitable for aviation, the nuclear industry, automobile manufacturing, heavy machinery manufacturing, and other fields.
3. Stainless steel hexagonal rods have anti-corrosion, acid and alkali resistance, heat resistance, and other properties, and are suitable for the chemical industry, medical equipment, food processing marine engineering, and other fields.
7. Main alloy steel product brand list
Comparison of Chinese and foreign grades of alloy steel | |||||||||
China GB | ISO | Former Soviet Union гOCT | Germany DIN | United States | Japan JIS | U.K. | France | ||
ASTM | UNS | AISI | BS | NF | |||||
20Mn2 | 20Mn6 | 20г2 | 20Mn5 | G13200 | 1320 | SMn420 | 150M19 | 20M5 | |
30Mn2 | 28Mn6 | 30г2 | 28Mn6 | G13300 | 1330 | SMn433 | 150M28 | 32M5 | |
35Mn2 | 36Mn6 | 35г2 | 36Mn6 | G13350 | 1335 | SMn433 | 150M36 | 35M5 | |
40Mn2 | 42Mn6 | 40г2 | G13400 | 1340 | SMn438 | 40M5 | |||
45Mn2 | 45г2 | 46Mn7 | G13450 | 1345 | SMn443 | 45M5 | |||
50Mn2 | 50г2 | 50Mn7 | 55M5 | ||||||
20MnV | 17MnV6 | ||||||||
30Mn2MoW | |||||||||
27SiMn | 27Cг | 27MnSi5 | |||||||
35SiMn | 35Cг | 37MnSi5 | 38Ms5 | ||||||
42SiMn | 42Cг | 46MnSi4 | 41s7 | ||||||
20SiMn2MoV | |||||||||
25SiMn2MoV | |||||||||
37SiMn2MoV | |||||||||
40B | 35B2 | G50401 | 50B40 | ||||||
45B | 45B2 | G50461 | 50B46 | ||||||
50B | G50501 | 50B50 | |||||||
40MnB | 40MnB4 | ||||||||
45MnB | 38MB5 | ||||||||
20Mn2B | 20MB5 | ||||||||
20MnMoB | |||||||||
15MnVB | |||||||||
20MnVB | |||||||||
20MnVB | |||||||||
20MnTiB | |||||||||
25MnTiBRE | |||||||||
20SiMnVB | |||||||||
15Cr | 15X | 15Cr3 | G51150 | 5150 | SCr415 | 527A17 | 12C3 | ||
15CrA | 15XA | ||||||||
20Cr | 20Cr4 | 20X | 20Cr4 | G51200 | 5120 | SCr420 | 527A19 | 18C3 | |
30Cr | 30X | 28Cr4 | G51300 | 5130 | SCr430 | 530A30 | 28C4 | ||
35Cr | 34Cr4 | 35X | 34Cr4 | G513500 | 5135 | SCr435 | 530A36 | 38C4 | |
40Cr | 41Cr | 40X | 41Cr4 | G51400 | 5140 | SCr440 | 530A40 | 42C4 | |
45Cr | 45X | G51450 | 5145 | SCr445 | 45C4 | ||||
50Cr | 50X | G51500 | 5150 | 50C4 | |||||
38CrSi | 38XC | ||||||||
12CrMo | 12XM | 12CrMo44 | 12CD4 | ||||||
15CrMo | 15XM | 15CrMo5 | SCM415 | 15CD4.05 | |||||
20CrMo | 18CrMo4 | 20XM | 20CrMo4 | G41190 | 4119 | SCM420 | CDS12 | 18CD4 | |
30CrMo | 30XM | G41300 | 4130 | SCM430 | CDS13 | 30CD4 | |||
30CrMoA | |||||||||
35CrMo | 34CrMo4 | 35XM | 34CrMo4 | G41350 | 4135 | SCM435 | 708A37 | 34CD4 | |
42CrMo | 42CrMo4 | 38XM | 42CrMo4 | G41400 | 4140 | SCM440 | 708A40 | 42CD4 | |
12CrMoV | 12XMф | ||||||||
35CrMoV | 35XMф | 35CrMoV5 | |||||||
12Cr1MoV | 12X1Mф | 13CrMoV4·2 | |||||||
25Cr2MoVA | 25X2MфA | 24CrMoV5·5 | |||||||
25Cr2Mo1VA | 25X2M1фA | ||||||||
20Cr3MoWVA | 20X3MBф | 21CrVMoW12 | (SAE)6470E | SACM645 | 905M35 | 40CAD6·12 | |||
38CrMoA1 | 41CrA1Mo74 | 38XM1фA | 41CrA1Mo7 | G61200 | 6120 | ||||
20CrV | 20Xф | 21CrV4 | (SAE)6140 | ||||||
40CrV | 40XфA | 42CrV6 | |||||||
50CrVA | 51CrV4 | 50XфA | 50CrV4 | G61500 | 6150 | SUP10 | 735A50 | 50CrV4 | |
15CrMn | 15Xг | 16MnCr5 | 16MC5 | ||||||
20CrMn | 20MnCr5 | 20Xг | 20MnCr5 | G51200 | 5120 | SMnC420 | 20MC5 | ||
40CrMn | 40Xг | 5140 | SMnC443 | ||||||
20CrMnSi | 20Xгс | ||||||||
25CrMnSi | 25Xгс | ||||||||
30CrMnSi | 30Xгс | ||||||||
30CrMnSiA | 30XгсA | ||||||||
35CrMnSiA | 35XгсA | ||||||||
20CrMnMo | 25XгM | 20CrMo5 | 4119 | SCM421 | 708M40 | 42CD4 | |||
40CrMnMo | 38XгM | SCM440 | |||||||
20CrMnTi | 18XгT | ||||||||
30CrMnTi | 30XгT | 30MnCrTi4 | |||||||
20CrNi | 20XH | 20NiCr6 | 3120 | 637M17 | 20NC6 | ||||
40CrNi | 40XH | 40NiCr6 | G31400 | 3140 | SNC236 | 640M40 | 35NC6 | ||
45CrNi | 45XH | 45NiCr6 | G31450 | 3145 | |||||
50CrNi | 50XH | 3150 | |||||||
12CrNi2 | 12XH2 | 14NiCr10 | 3215 | SNC415 | 14NC11 | ||||
12CrNi3 | 15CrNi13 | 12XH3A | 14NiCr14 | 3415 | SNC815 | 655M13 | 14NC12 | ||
20CrNi3 | 20XH3A | 22NiCr14 | 20NC11 | ||||||
30CrNi3 | 30XH3A | 31NiCr14 | 3435 | SNC631 | 653M31 | 30NC12 | |||
37CrNi3 | 37XH3 | 35NiCr18 | 3335 | SNC836 | 35NC15 | ||||
12Cr2Ni4 | 12X2H4A | 14NiCr18 | G33106 | 3310 | 659M15 | 12NV15 | |||
20Cr2Ni4 | 20X2H4A | 3320 | 20NC14 | ||||||
20CrNiMo | 20NiCrMo2 | 20XHM | 21NiCrMo2 | G86200 | 8620 | SNCM220 | 805M20 | 20NCD2 | |
40CrNiMoA | 40XHMA | 36NiCrMo4 | G43400 | 4340 | SNCM439 | 817M40 | 40NCD3 | ||
45CrNiMoVA | 45XMфA | SNCM447 | |||||||
18Cr2Ni4WA | 18X2H4BA | ||||||||
25Cr2Ni4WA | 25X2H4BA |