High quality steel billet product Q195 Q35
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 20000 m.t./month
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Product Description:
OKorder is offering high quality Hot Rolled Steel I-Beams at great prices with worldwide shipping. Our supplier is a world-class manufacturer of steel, with our products utilized the world over. OKorder annually supplies products to European, North American and Asian markets. We provide quotations within 24 hours of receiving an inquiry and guarantee competitive prices.
Product Applications:
1) Suitable for making various strong cutting tool abrasion resistance, impact resistance.
2) Used to produce all kinds of high hard and super hard saw blade, drill, tap, broach, gear hob and various kinds of milling cutter.
3) Used for advanced punching die, screw die, and the toughness and complicated shape of the punch, etc.
4) Is used for cold forging die and drawing mode, etc.
5) Recommended watchcase factory, screw factory and other cold stamping products industry use.
Product Advantages:
OKorder's Steel I-Beams are durable, strong, and resist corrosion.
Main Product Features:
· Premium quality
· Prompt delivery & seaworthy packing (30 days after receiving deposit)
· Corrosion resistance
· Can be recycled and reused
· Mill test certification
· Professional Service
· Competitive pricing
Product Specifications:
Standard: GB,
-Grade: Q195 or equivalent.
-Chemical Composition:
Standard | Grade | Element (%) | ||||
GB | Q195 | C | Mn | S | P | Si |
0.06~0.12 | 0.25~0.50 | ≤0.050 | ≤0.045 | ≤0.30 | ||
Measures of HR Square Bar (small measures):
(Section of HR Square Bar)
-Length of a side and Theoretical weight of Square Bar.
Length of a side(mm) | Theoretical weight(kg/m) | Length of a side(mm) | Theoretical weight(kg/m) |
7 | 0.385 | 22 | 3.80 |
8 | 0.502 | 24 | 4.52 |
9 | 0.636 | 25 | 4.91 |
10 | 0.785 | 26 | 5.30 |
11 | 0.950 | 28 | 6.15 |
12 | 1.13 | 30 | 7.06 |
13 | 1.33 | 32 | 8.04 |
14 | 1.54 | 34 | 9.07 |
15 | 1.77 | 36 | 10.17 |
16 | 2.01 | 38 | 11.24 |
17 | 2.27 | 40 | 12.56 |
18 | 2.54 | 42 | 13.85 |
19 | 2.82 | 45 | 15.90 |
20 | 3.14 | 48 | 18.09 |
21 | 3.46 | 50 | 19.63 |
Notes:
1, The theoretical weights in the list, base on the density of 7.85 g/cm3.
2, Formula for theoretical weight of Square bar: (length of a side)2 * 0.00785
3, The numbers with ＊mean that they are not regular or we don’t offer them.
-Regular length of Square Bar:
Steel | Length of a side (mm) | Length of steel (m) |
Normal steel | < 25 | 4~10 |
> 25 | 3~9 | |
Steel of high quality | All measure | 2~6 |
Tool steel >75 | 1~6 |
FAQ:
Q1: Can stainless steel rust?
A1: Stainless does not "rust" as you think of regular steel rusting with a red oxide on the surface that flakes off. If you see red rust it is probably due to some iron particles that have contaminated the surface of the stainless steel and it is these iron particles that are rusting. Look at the source of the rusting and see if you can remove it from the surface.
Q2: How do you package the angle steel when shipping?
A2: All goods are packed in bundles with steel strips and shipped by container or break bulk.
Q3: The products are invoicing on theoritical weight or on actual weight?
A3: We can do it in both manners, according to the customers' request.
- Q:What are the main factors affecting the microstructure of steel billets?
- The main factors affecting the microstructure of steel billets include the composition of the steel, the cooling rate during solidification, the presence of impurities or alloying elements, and the heat treatment processes applied.
- Q:How are steel billets used in the production of sheet metal?
- The production of sheet metal involves using steel billets in a process called rolling. Rolling entails passing steel billets through a series of rollers in order to decrease their thickness and create a flat sheet. To begin the process, the steel billets are heated to a specific temperature, which enhances their malleability. Once heated, the billets are fed into a rolling mill where they pass through a sequence of rollers that gradually reduce the thickness of the steel. As the billets are rolled, they undergo compression and elongation, resulting in a thinner and longer piece of steel. This procedure is repeated multiple times, with each pass further reducing the thickness of the steel sheet. After reaching the desired thickness, the sheet is cooled and cut into specific lengths. The end product is a flat sheet of sheet metal that can be further processed and utilized in various industries, including construction, automotive, and manufacturing. Steel billets play a vital role in the production of sheet metal as they serve as the raw material from which the sheets are formed. Their malleability and ability to withstand the rolling process make them an excellent choice for creating thin and long-lasting sheet metal.
- Q:What are the different methods of steel billet surface plating?
- There are several methods of steel billet surface plating, including electroplating, hot-dip galvanizing, mechanical plating, and chemical plating. Each method offers specific advantages and is used depending on the requirements of the application. Electroplating involves the deposition of a thin layer of metal onto the steel surface through an electric current. Hot-dip galvanizing immerses the steel billet into a bath of molten zinc to create a protective coating. Mechanical plating utilizes mechanical energy to bond a metal coating onto the steel surface. Chemical plating involves a chemical reaction to deposit a metal coating onto the billet surface.
- Q:What are the main factors affecting the fatigue strength of steel billets?
- There are several main factors that can affect the fatigue strength of steel billets. 1. Material Composition: The composition of the steel billet, including the type and amount of alloying elements, plays a significant role in determining its fatigue strength. Elements like carbon, manganese, and silicon can influence the material's ability to resist fatigue and withstand cyclic loading. 2. Surface Quality: The surface quality of steel billets is crucial in determining their fatigue strength. Surface defects such as cracks, scratches, or pits can act as stress concentrators, leading to premature fatigue failure. Therefore, proper surface preparation and inspection are necessary to ensure high fatigue resistance. 3. Heat Treatment: The heat treatment process used to modify the microstructure of the steel billet can significantly affect its fatigue strength. Proper heat treatment techniques like quenching and tempering can improve the material's fatigue resistance by enhancing its hardness, strength, and toughness. 4. Grain Size: The grain size of the steel billet's microstructure also plays a role in determining its fatigue strength. Finer grains generally exhibit higher fatigue resistance due to reduced stress concentration and improved grain boundary strength. 5. Residual Stress: Residual stresses, which can result from various manufacturing processes, can significantly affect the fatigue strength of steel billets. High levels of residual stress can act as a starting point for fatigue cracks, reducing the material's fatigue life. 6. Operating Conditions: The operating conditions, including the applied cyclic load magnitude, frequency, and temperature, can affect the fatigue strength of steel billets. Higher loads, faster cycling rates, and elevated temperatures can all decrease the material's fatigue life. 7. Environmental Factors: The environment in which the steel billet operates can also impact its fatigue strength. Factors like humidity, corrosive gases, and exposure to chemicals can accelerate fatigue crack initiation and propagation, leading to reduced fatigue resistance. Understanding and considering these main factors affecting the fatigue strength of steel billets is crucial in designing components and structures that can withstand cyclic loading and ensure long-term reliability.
- Q:How are steel billets used in the manufacturing of shipbuilding parts?
- Steel billets play a crucial role in the manufacturing of shipbuilding parts. These billets are essentially semi-finished steel products, typically in the form of rectangular or square bars, that are used as raw material for further processing in shipbuilding. To begin with, steel billets are subjected to a process called rolling, where they are passed through a series of rollers to reduce their cross-sectional area and increase their length. This rolling process transforms the billets into long, thin sections of steel known as plates or sheets. These plates or sheets are then used to create various shipbuilding components, such as hulls, decks, bulkheads, and superstructures. After the rolling process, the steel plates or sheets are cut into desired sizes and shapes using cutting machines or torches. These cut pieces are then formed, bent, and welded together to form the required shipbuilding parts. For instance, the steel plates may be bent and welded to create curved sections for the ship's hull, or they may be formed into intricate shapes for other components. Moreover, steel billets are also used to produce forged shipbuilding parts. In this case, the billets are heated to a high temperature and then subjected to intense pressure to reshape the steel. This forging process results in stronger and more durable shipbuilding parts, which are often used for critical components like propeller shafts, crankshafts, and turbine blades. In summary, steel billets serve as the starting point in the manufacturing of shipbuilding parts. Through processes like rolling, cutting, forming, and forging, these billets are transformed into plates, sheets, and forged components that are used to construct the various structural and functional elements of ships.
- Q:How are steel billets different from steel bars?
- Steel billets and steel bars are both primary forms of steel, but they differ in terms of their shapes and sizes. Steel billets are typically larger in size and have a square or rectangular cross-section, while steel bars are smaller and have a round, square, or hexagonal cross-section. Billets are raw materials used for further processing, such as forging or rolling, to produce steel bars or other steel products. Conversely, steel bars are the end products that are commonly used in construction, manufacturing, or fabrication applications.
- Q:What are the specifications for alloy steel billets used in the defense industry?
- The defense industry requires alloy steel billets that meet specific criteria for each project. However, there are commonly followed specifications. Firstly, strict material standards must be met, and certification to military or industry specifications is necessary. These specifications cover the chemical composition, mechanical properties, and heat treatment of the alloy steel. The chemical composition is crucial as it determines the material's strength, hardness, and resistance to corrosion and high temperatures. Alloying elements like chromium, molybdenum, vanadium, and nickel are commonly used. Additionally, the carbon content is controlled to achieve desired strength and toughness. In terms of mechanical properties, defense applications require high strength, toughness, and impact resistance. The billets must withstand extreme conditions like high pressure, shock, and vibrations. Specific heat treatments, such as quenching and tempering, may be employed. Dimensional specifications are also important, including precise size and shape tolerances and surface finish requirements. This ensures compatibility with manufacturing processes and final products. Furthermore, certification to industry or military standards like MIL-STD or ASTM specifications may be necessary. These standards outline testing methods, quality control requirements, and performance criteria for the alloy steel billets. Overall, the specifications for alloy steel billets used in the defense industry cover chemical composition, mechanical properties, dimensional tolerances, and adherence to industry or military standards. These specifications are vital for ensuring the performance, durability, and safety of defense products.
- Q:Iron type frequency furnace, billet 150, continuous casting billet between the hole, please help net friend to find the original, please ask non answer, not Xie, please mention, understand enough, please resume me
- Production: 1 steel and 2 steel alloy or damp; for ladle lining refractory and no baking; otherwise the whole section are 3 billet bubble deposit if the situation is steel quality problems and the main problems of alloy billet; if the bubble is mainly between now and the relationship between process equipment (including continuous casting are clearly some problems of continuous casting machine the parameters of a)
- Q:What are the main factors affecting the magnetic properties of steel billets?
- The main factors affecting the magnetic properties of steel billets are the composition of the steel, the crystal structure, the presence of impurities, and the manufacturing process used.
- Q:How are steel billets inspected for surface finish?
- Steel billets are inspected for surface finish using different methods and techniques to ensure quality and compliance with industry standards. One common method is visual inspection, where trained inspectors visually examine the surface of the billet for any defects such as scratches, pits, cracks, or any other irregularities. This inspection is typically done under proper lighting conditions to enhance the visibility of any imperfections. Another method used is non-destructive testing (NDT), which includes techniques such as magnetic particle inspection (MPI) and liquid penetrant inspection (LPI). MPI involves applying a magnetic field to the billet and then applying a magnetic particle suspension that will reveal any surface defects by adhering to them. LPI, on the other hand, involves applying a liquid penetrant solution to the surface of the billet, which is then removed and followed by the application of a developer that highlights any defects. Ultrasonic testing (UT) is another commonly used technique for inspecting the surface finish of steel billets. UT utilizes high-frequency sound waves that are transmitted through the billet, and any reflected waves are analyzed to detect any surface or subsurface defects. This method can provide detailed information about the surface condition and can detect even minute flaws. In addition to these methods, surface profilometers can be used to measure the roughness of the billet's surface. These devices use a stylus or laser to measure the height variations on the surface, providing data on the roughness and texture. Overall, steel billets undergo thorough inspection for surface finish using a combination of visual inspection, NDT techniques, and surface profilometry. These inspections help ensure that the billets meet the required surface finish standards and are suitable for further processing or manufacturing.
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High quality steel billet product Q195 Q35
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 20000 m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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