Hot Dip Galvanized Steel Round Bar System 1

Hot Dip Galvanized Steel Round Bar System 2

Hot Dip Galvanized Steel Round Bar System 3

Hot Dip Galvanized Steel Round Bar System 4

Hot Dip Galvanized Steel Round Bar

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Loading Port:: China main port

Payment Terms:: TT OR LC

Min Order Qty:: 5 m.t.

Supply Capability:: 100000 m.t./month

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Specification

Standard:

AISI,JIS,GB,BS,DIN,API,EN,ASTM

Technique:

Hot Rolled,Cold Rolled,Cold Drawn,ERW,Forged,Saw,Extruded,EFW,Spring

Shape:

U Channel,Square,C Channel,Hexagonal,Round,Rectangular,Oval,LTZ

Surface Treatment:

Galvanized,Coated,Copper Coated,Color Coated,Oiled,Dry,Chromed Passivation,Polished,Bright,Black,PVDF Coated

Steel Grade:

Q195,Q215,Q235,Q215B,Q235B,RHB335,HRB400,200 Series,300 Series,400 Series,600 Series,SS400-SS490,10#,20#,A53(A,B)

Certification:

ISO,SGS,CE

Thickness:

as required

Length:

as required

Net Weight:

as required

Hot Dip Galvanized Steel Round Bar

ITEM	Hot dip galvanized (HDG) steel round bar/hot dip galvanized bar steel
Standard:	GB,ASTM,BS,JIS	Dimensions:	10-200mm	Grade:	Q235,SS400,A36,S45,ST37
Place of Origin:	Tianjin China (Mainland)	Brand Name:	HXT	Zinc coating thickness grade	GR.60~85,400~600g/m2
Type:	hot rolled & cold drawn	Application:	building ,construction,machiniary	Trade Terms:	FOB,CIF,CFR
Payment:	T/T,L/C	Certificate:	ISO9001:2000,SGS,BV	Package:	Standard export package
Delivery Time:	7-10 workdays	Shipping Port:	Xingang,Tianjin,China	Wall Thickness:	10-200mm
Length:	2~12.5m,as required	Technique:	Hot dip galvanizing GB/T13912/ASTM A123	Productivity:	10000 tons/month

Hot-dip galvanized steel round bars produced from hot rolled steel round bar or the cold drawn round bar,with the hot dip galvanizing process.The hot dip galvanized steel round bar has very good corrosion resistance performace,it's widely used in the industry of building,construction,photovoltaic solar energy, lightning protection system,fabrication and machiniary.

size	kg/m	size	kg/m	size	kg/m
5.5	0.186	28	4.83	75	34.7
6	0.222	29	5.18	80	39.5
6.5	0.26	30	5.55	85	44.5
7	0.302	31	5.92	90	49.9
8	0.395	32	6.31	95	55.6
9	0.499	33	6.71	100	61.7
10	0.617	34	7.13	105	68
11	0.746	35	7.55	110	74.6
12	0.888	36	7.99	115	81.5
13	1.04	38	8.9	120	88.8
14	1.21	40	9.86	125	96.3
15	1.39	42	10.9	130	104
16	1.58	45	12.5	140	121
17	1.78	48	14.2	150	139
18	2	50	15.4	160	158
19	2.23	53	17.3	170	178
20	2.47	55	18.6	180	200
21	2.72	56	19.3	190	223
22	2.98	58	20.7	200	247
23	3.26	60	22.2	210	272
24	3.55	63	24.5	220	298
25	3.85	65	26	230	326
26	4.17	68	28.5	240	355
27	4.49	70	30.2	250	385

Hot Dip Galvanized Steel Round Bar

Q: What are the chemical composition requirements for steel round bars?: The chemical composition requirements for steel round bars vary depending on the specific grade or type of steel being used. However, in general, steel round bars are typically made from carbon steel, alloy steel, or stainless steel. Carbon steel round bars typically have a chemical composition consisting of iron and carbon, with trace amounts of other elements such as manganese, phosphorus, sulfur, and silicon. The carbon content in carbon steel round bars can range from 0.08% to 2.1%, depending on the desired strength and hardness. These bars are commonly used in construction, manufacturing, and general-purpose applications. Alloy steel round bars contain additional alloying elements such as chromium, nickel, molybdenum, vanadium, and manganese. These elements are added to enhance the mechanical properties of the steel, such as improved strength, hardness, and resistance to wear and corrosion. The specific chemical composition requirements for alloy steel round bars can vary significantly depending on the desired properties and the specific alloy being used. Stainless steel round bars are composed primarily of iron, chromium, and nickel, along with smaller amounts of other elements such as carbon, manganese, and molybdenum. The high chromium content in stainless steel provides excellent corrosion resistance, while the nickel content enhances its strength and ductility. The chemical composition requirements for stainless steel round bars are typically specified by international standards such as ASTM or EN, which outline the minimum and maximum allowable percentages of each element. In summary, the chemical composition requirements for steel round bars depend on the specific grade or type of steel being used, with carbon steel, alloy steel, and stainless steel being the most common types. The composition of these bars is carefully controlled to achieve the desired mechanical properties and performance characteristics for various applications.

Q: Are steel round bars suitable for food processing applications?: No, steel round bars are not suitable for food processing applications.

Q: What are the advantages of using mild steel round bars?: There are several advantages of using mild steel round bars. Firstly, mild steel is a cost-effective material, making it an economical choice for various applications. Secondly, mild steel round bars have good weldability, making them easy to join and fabricate into different shapes and structures. Additionally, mild steel round bars offer excellent strength and durability, making them suitable for construction projects and other heavy-duty applications. Furthermore, mild steel has good resistance to corrosion, which enhances its longevity and reduces the need for maintenance. Lastly, mild steel is readily available and widely used, allowing for easy sourcing and compatibility with existing materials and equipment.

Q: What is the difference between seamless and welded steel round bars?: Seamless and welded steel round bars differ primarily in the manufacturing process and the resulting characteristics of the final product. Seamless steel round bars are manufactured by piercing a solid billet of steel to create a hollow tube. This tube is then elongated and further processed to achieve the desired dimensions and surface finish. The seamless manufacturing process ensures that there are no welds or joints along the length of the bar. As a result, seamless steel round bars have a uniform composition and structure throughout, providing excellent strength and reliability. They are often preferred when high pressure or high-temperature applications are involved, as they offer better resistance to internal and external pressure. On the other hand, welded steel round bars are made by joining two or more pieces of steel together through welding techniques. This involves heating the ends of the steel pieces and fusing them together using various welding methods, such as arc welding, resistance welding, or fusion welding. The welding process introduces a weld seam along the length of the bar, which can affect its structural integrity and mechanical properties. Welded steel round bars may have slightly lower strength and toughness compared to seamless bars, as the presence of the weld seam can create stress concentrations. However, they are generally more cost-effective and readily available in a wide range of sizes and grades. In summary, the main difference between seamless and welded steel round bars lies in their manufacturing process and resulting characteristics. Seamless bars are produced by piercing a solid billet, offering uniform composition and strength throughout, making them suitable for high-pressure and high-temperature applications. Welded bars, on the other hand, are created by joining multiple pieces of steel through welding, introducing a weld seam that can slightly affect their strength and toughness. Welded bars are often more cost-effective and readily available in various sizes and grades.

Q: Can steel round bars be extruded?: No, steel round bars cannot be extruded. Extrusion is a manufacturing process mainly used for creating objects with a fixed cross-sectional profile. Steel round bars are typically produced through hot rolling or cold drawing methods.

Q: Can steel round bars be used for making springs or suspension components?: Certainly, springs or suspension components can be crafted using steel round bars. Steel is extensively employed in such cases owing to its exceptional strength, longevity, and capacity to bear substantial loads. The circular form of these bars facilitates their effortless transformation into diverse spring structures or suspension components. Moreover, steel can undergo heat treatment to enhance its elasticity and resistance against fatigue, both of which are crucial attributes for springs and suspension systems. On the whole, steel round bars present a dependable choice for the production of springs and suspension components that can endure the rigors of these applications.

Q: Can steel round bars be used for making tools or machinery parts?: Yes, steel round bars can be used for making tools or machinery parts. Steel round bars are known for their high strength, durability, and resistance to wear and tear. These properties make them ideal for applications in the manufacturing of tools and machinery parts that require high strength and reliability. Steel round bars can be machined, forged, or heat-treated to achieve the desired shape and properties required for specific tools or machinery parts. Additionally, steel round bars come in various grades, each with its own specific properties, allowing manufacturers to select the most suitable grade for their specific application. Overall, steel round bars are a versatile and commonly used material in the manufacturing industry for making tools and machinery parts.

Q: Are steel round bars resistant to impact?: Yes, steel round bars are generally resistant to impact due to their high strength and durability. They can withstand significant force without deforming or breaking, making them suitable for applications where impact resistance is required.

Q: Can steel round bars be used for making exercise equipment?: Steel round bars are a viable option for manufacturing exercise equipment due to their durability and strength. These bars are renowned for their ability to withstand heavy loads and provide stability during workouts, making them suitable for constructing various types of fitness equipment. Weightlifting bars, dumbbells, barbells, and other exercise equipment that require reliable materials can be created using steel round bars. Moreover, these bars can be easily machined, welded, and shaped into different forms, allowing for customization and versatility in exercise equipment design. As a result, steel round bars are favored by gym equipment manufacturers and fitness enthusiasts alike.

Q: What is the difference between gcr12 round bar and Cr12 round bar? Can it be used in general?: The chromium content of the two is very different, and the range of application is different.

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