Steels Manufacture Building Material with from China

Steels Manufacture Building Material with from China System 1

Steels Manufacture Building Material with from China

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 100 m.t

Supply Capability:: 1000 m.t/month

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1.Packaging & Delivery

Packaging Detail:	in bundles or as customer's requirement
Delivery Detail:	Within 30days after receiving your deposit or copy of L/C

2.Specifications

HRB400,HRB500 Steel Rebars
1.China direct supplier
2.Best service
3.Competitive price
4.Quantity assured

3.Product Description

Name	High Tensile Export Reinforcing Steel Bar ,Deformed Steel Bar ,HRB400B,HRB,46B,HRB500 Building Construction Material
Standard	ASTM A615 /BS BS 4449 /GB HRB/ JIS G3112
Grade	A615 Gr40/60/75 BS 4449 Gr460,B500 GB HRB335,HRB400 ,HRB500 JIS G3112 SD390
Diameter	6mm-40mm
Length	6-12m
Technique	Low temperature hot-rolling reinforcing deformed steel rebar
Tolerance	As the standard or as your requirement
Application	Building, construction, road, bridge,etc
Certificated	BV
MOQ	500tons per size steel rebar
Packing details	Steel rebar packed in bundle or as your requirement
Delivery	Within 30 days after deposit
Payment	T/T or L/C

4.Chemical Composition

Grade	Technical data of the original chemical composition (%)
	C	Mn	Si	S	P	V
HRB400	≤0.25	≤1.60	≤0.80	≤0.045	≤0.045	0.04-0.12
	Physics capability
	Yield Strength(N/cm2)		Tensile Strength(N/cm2)		Elongation (%)
	≥400		≥470		≥14

Grade	Technical data of the original chemical composition (%)
Grade	C	Mn	Si	S	P	V
HRB500	≤0.25	≤1.60	≤0.80	≤0.045	≤0.045	0.04-0.12
	Physics capability
	≥500		≥630		≥12

5. Theorectical weight

Diameter (MM)	Cross Sectional Area (MM²⁾	Theorectical Weight (KG/M)	Weight of 12M Bar (KG)	A Ton Contains 12M Bars (PCS)
6	28.27	0.222	2.664	375.38
8	50.27	0.395	4.74	210.97
10	78.54	0.617	7.404	135.06
12	113.1	0.888	10.656	93.84
14	153.9	1.21	14.52	68.87
16	201.1	1.58	18.96	52.74
18	254.5	2	24	41.67
20	314.2	2.47	29.64	33.74
22	380.1	2.98	35.76	27.96
25	490.9	3.85	46.2	21.65
28	615.8	4.83	57.96	17.25
32	804.2	6.31	75.72	13.21
36	1018	7.99	98.88	10.43
40	1257	9.87	118.44	8.44

Steels Manufacture Building Material with from China

Q:What are the different shapes available for steel pipes?: There are several different shapes available for steel pipes, including round, square, rectangular, and oval shapes.

Q:How are steel pipes protected against lightning strikes?: Steel pipes are typically protected against lightning strikes through the use of lightning rods and grounding systems. These measures help to divert the electrical energy from a lightning strike away from the steel pipes, preventing damage or potential accidents.

Q:What is the outer diameter and wall thickness of DN40 steel pipe?: DN40, refers to the diameter of 40mm, that is, an inch and a half, there are welded pipe and galvanized pipe,Ordinary wall thickness 3.5mm wt 3.84kg/mThicken 4.25mm weight 4.58kg/m

Q:How are steel pipes used in the manufacturing of aerospace components?: Steel pipes are commonly used in the manufacturing of aerospace components for various purposes such as fuel and hydraulic systems, structural supports, and exhaust systems. These pipes provide strength, durability, and resistance to high temperatures and pressure, making them suitable for critical applications in the aerospace industry.

Q:What are the different types of steel pipe connections?: The different types of steel pipe connections include threaded connections, welded connections, flanged connections, and grooved connections.

Q:How do you calculate the flow rate in a steel pipe?: To calculate the flow rate in a steel pipe, you need to consider the pipe's diameter, length, and the pressure difference across it. By applying the Bernoulli's equation or using the Darcy-Weisbach equation, you can determine the flow rate based on these variables.

Q:What is the role of steel pipes in the food processing industry?: Steel pipes play a crucial role in the food processing industry as they are used to transport various liquids, gases, and solid materials. They provide a safe and hygienic means of transferring ingredients, such as water, oils, and food products, from one processing stage to another. Steel pipes are resistant to corrosion and can withstand high temperatures, making them suitable for food processing environments. They also ensure the integrity and quality of the food by preventing contamination and maintaining proper sanitation standards.

Q:What are the standard dimensions and weight of steel pipes?: The specific type and grade of steel pipes determine the variation in standard dimensions and weight. Nonetheless, the industry widely accepts some common standard dimensions and weight ranges. Seamless steel pipes typically have standard dimensions ranging from 1/8 inch to 60 inches in outer diameter (OD) and from 10.3 mm to 914.4 mm in wall thickness. The weight of seamless steel pipes varies depending on the size and length, ranging from a few kilograms to several metric tons. Similarly, welded steel pipes have standard dimensions ranging from 1/2 inch to 80 inches in OD and from 3.2 mm to 25.4 mm in wall thickness. The weight of welded steel pipes can also greatly vary, ranging from a few kilograms to several metric tons. It is worth noting that the dimensions and weight of steel pipes can be customized according to specific project requirements. Moreover, different countries or regions may have their own standards and specifications for steel pipes. Therefore, it is always advisable to consult the relevant standards and guidelines when determining the dimensions and weight of steel pipes for a particular application.

Q:Are steel pipes suitable for underground nuclear waste storage?: Underground nuclear waste storage does not lend itself to the use of steel pipes due to their unsuitability. Despite their strength and durability, steel pipes are susceptible to corrosion when in contact with certain forms of nuclear waste. As time passes, the radioactive elements can corrode the steel pipes, potentially leading to leaks and the contamination of the surrounding environment. Furthermore, steel pipes lack the necessary design to endure the extreme temperatures and pressures commonly found in nuclear waste storage facilities. Consequently, alternative materials like corrosion-resistant alloys or concrete are generally employed for underground nuclear waste storage to guarantee the confinement and isolation of hazardous substances.

Q:What are the common methods for cleaning the inner surface of steel pipes?: Some common methods for cleaning the inner surface of steel pipes include chemical cleaning, mechanical cleaning, and high-pressure water jetting. Chemical cleaning involves using solvents or acids to dissolve and remove any contaminants or residue. Mechanical cleaning involves using tools such as wire brushes, scrapers, or pigs to physically scrub and scrape the inner surface of the pipes. High-pressure water jetting involves using a pressurized stream of water to blast away dirt, scale, or other deposits. These methods can be used individually or in combination, depending on the specific cleaning requirements and the condition of the pipes.

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