Steels Manufacture Building Material Construction from China on Hot Sale

Steels Manufacture Building Material Construction from China on Hot Sale System 1

Steels Manufacture Building Material Construction from China on Hot Sale

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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 Construction from China on Hot Sale

Q: What is the outer diameter and wall thickness of the welded steel pipe of national standard DN250?: DN (nominal diameter) 250 is generally the industry said 273, welded steel pipe (spiral steel pipe) thickness is generally between 6-8mm, more common.

Q: What is the standard length of a steel pipe?: The industry and application dictate the standard length of a steel pipe, which can vary. In general, steel pipes typically range from 18 to 24 feet in length. These lengths find common usage in construction, plumbing, and various industrial applications. It is worth mentioning that custom lengths are also available to accommodate specific project needs.

Q: Are steel pipes affected by UV rays?: Yes, steel pipes can be affected by UV rays. Prolonged exposure to UV radiation can lead to the degradation of the protective coatings on steel pipes, causing them to corrode and weaken over time. It is important to implement proper protective measures, such as applying UV-resistant coatings or using protective covers, to mitigate the impact of UV rays on steel pipes.

Q: What are the different methods of transporting steel pipes?: There are several methods of transporting steel pipes, including by truck, train, ship, and pipeline.

Q: How do you prevent freezing in steel pipes during cold weather?: To prevent freezing in steel pipes during cold weather, there are several measures that can be taken: 1. Insulate the pipes: Insulation is an effective way to protect steel pipes from freezing. Use insulation sleeves or wraps to cover the pipes, especially in areas where they are exposed to cold temperatures. Insulation helps retain heat and prevents the pipes from reaching freezing temperatures. 2. Seal any air leaks: Check for any gaps or openings around the pipes where cold air can enter. Use caulking or weatherstripping to seal these gaps and prevent cold air from reaching the pipes. 3. Maintain a consistent temperature: Ensure that the area where the pipes are located is adequately heated and insulated. Keeping the temperature above freezing will help prevent the pipes from freezing. If the pipes are exposed to extremely low temperatures, consider using heat tape or pipe heating cables to provide additional warmth. 4. Allow water to flow: Running a small, continuous trickle of water through the pipes can help prevent freezing. The flowing water generates heat and inhibits the formation of ice within the pipes. However, this method should only be used as a last resort, as it can waste water. 5. Drain the pipes: If the steel pipes are in an area that is not regularly used or if freezing weather is expected, it may be advisable to drain the pipes completely. Turn off the water supply and open all faucets to allow the water to drain out. This eliminates any standing water that could freeze and cause the pipes to burst. It is important to note that prevention is key, as frozen steel pipes can lead to costly damages and water leaks. By implementing these measures, you can protect your steel pipes and ensure they remain functional during cold weather.

Q: How are steel pipes used in the manufacturing of chemical processing equipment?: Due to their durability, corrosion resistance, and ability to withstand high temperatures and pressures, steel pipes find common use in the manufacturing of chemical processing equipment. These pipes serve two primary functions within the equipment: as conduits for transporting raw materials and as channels for distributing processed products. Firstly, steel pipes safely and efficiently transport raw materials, such as chemicals and solvents, from storage tanks or external sources to various processing units within the equipment. This ensures accurate and controlled dosage and distribution. Steel pipes are chosen for this task due to their strength, which enables them to handle the high pressures and temperatures associated with chemical processing. Secondly, steel pipes distribute processed products throughout the equipment. Once raw materials have undergone chemical reactions and transformations, the resulting products must be transported to the next stage or collected for further processing. Steel pipes are ideal for this purpose as they can withstand the corrosive nature of many chemicals and the high temperatures encountered during these processes. In addition, steel pipes offer versatility and compatibility with various chemicals and solvents, making them well-suited for use in chemical processing equipment. They can be easily customized to accommodate specific requirements, such as different pipe sizes, shapes, and fittings. This flexibility allows for efficient design and installation, ensuring a seamless flow of materials and products throughout the equipment. In conclusion, steel pipes play a crucial role in the manufacturing of chemical processing equipment by providing a reliable and efficient means of transporting raw materials and distributing processed products. Their durability, corrosion resistance, and ability to withstand high temperatures and pressures make them an essential component in ensuring the safe and efficient operation of chemical processing equipment.

Q: What are the different threading options for steel pipes?: The different threading options for steel pipes include tapered pipe threads (NPT/NPTF), straight pipe threads (NPS/NPSM), and mechanical threads (such as API threads). These threading options provide different levels of sealability, compatibility, and ease of installation, allowing for a variety of applications and connections.

Q: Can steel pipes be used for irrigation pivot systems?: Indeed, irrigation pivot systems can indeed utilize steel pipes. Steel pipes are commonly employed in irrigation systems owing to their robustness, longevity, and resistance to corrosion. They possess the ability to endure the water flow's pressure and stress within pivot systems, exhibiting a decreased likelihood of leaks or cracks when contrasted with alternative materials. Moreover, steel pipes offer convenience as they can be effortlessly welded or threaded together, facilitating the selection of various lengths and configurations for irrigation systems. Nonetheless, it is crucial to take into account the precise requirements of the irrigation pivot system and seek guidance from professionals to ascertain the suitability of the chosen steel pipes for the specific application.

Q: How are steel pipes used in the shipbuilding industry?: Steel pipes are commonly used in the shipbuilding industry for various applications such as the construction of the ship's hull, piping systems for fuel, water, and other fluids, as well as for the ventilation and drainage systems on board. These pipes provide strength, durability, and corrosion resistance, making them ideal for withstanding the harsh marine environment.

Q: How are steel pipes used in the manufacturing of desalination plants?: Steel pipes are used in the manufacturing of desalination plants for various purposes such as transporting seawater, brine, and treated water within the plant. They provide durability, corrosion resistance, and the necessary strength to withstand high-pressure conditions, ensuring the efficient operation and long-term reliability of the desalination process.

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