High Quality Hot Rolled Jis Standard H Beam

High Quality Hot Rolled Jis Standard H Beam System 1

High Quality Hot Rolled Jis Standard H Beam System 2

High Quality Hot Rolled Jis Standard H Beam

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 25 m.t.

Supply Capability:: 1000 m.t./month

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roduct Description:

Specifications of Hot Rolled Steel H-beam

1. Standard: GB

2. Grade: Q235 or Equivalent

3. Length: 6m，10m, 12m as following table

4. Invoicing on theoretical weight or actual weight as customer request

5.Payment: TT or L/C

6. Sizes:

Category	model (height*width)/ (mm×mm)	Section size/mm					Cross-section area/cm2	Theoretical Weight/(kg/m)	Moment of inertia/cm4		radius/cm		Section modulus/cm3
Category	model (height*width)/ (mm×mm)	H	B	t1	t2	r	Cross-section area/cm2	Theoretical Weight/(kg/m)	Ix	Iy	ix	iy	Wx	Wy
HW	100×100	100	100	6	8	8	21.59	16.9	386	134	4.23	2.49	77.1	26.7
	125×125	125	125	6.5	9	8	30.00	23.6	843	293	5.30	3.13	135	46.9
	150×150	150	150	7	10	8	39.65	31.1	1620	563	6.39	3.77	216	75.1
	175×175	175	175	7.5	11	13	51.43	40.4	2918	983	7.53	4.37	334	112
	200×200	200	200	8	12	13	63.53	49.9	4717	1601	8.62	5.02	472	160
	200×200	200	204	12	12	13	71.53	56.2	4984	1701	8.35	4.88	498	167
	250×250	244	252	11	11	13	81.31	63.8	8573	2937	10.27	6.01	703	233
		250	250	9	14	13	91.43	71.8	10689	3648	10.81	6.32	855	292
		250	255	14	14	13	103.93	81.6	11340	3875	10.45	6.11	907	304
HM	150×100	148	100	6	9	8	26.35	20.7	995.3	150.3	6.15	2.39	134.5	30.1
	200×150	194	150	6	9	8	38.11	29.9	2586	506.6	8.24	3.65	266.6	67.6
	250×175	244	175	7	11	13	55.49	43.6	5908	983.5	10.32	4.21	484.3	112.4
HN	100×50	100	50	5	7	8	11.85	9.3	191.0	14.7	4.02	1.11	38.2	5.9
	125×60	125	60	6	8	8	16.69	13.1	407.7	29.1	4.94	1.32	65.2	9.7
	150×75	150	75	5	7	8	17.85	14.0	645.7	49.4	6.01	1.66	86.1	13.2
	175×90	175	90	5	8	8	22.90	18.0	1174	97.4	7.16	2.06	134.2	21.6
	200×100	198	99	4.5	7	8	22.69	17.8	1484	113.4	8.09	2.24	149.9	22.9
	200×100	200	100	5.5	8	8	26.67	20.9	1753	133.7	8.11	2.24	175.3	26.7
	250×125	248	124	5	8	8	31.99	25.1	3346	254.5	10.23	2.82	269.8	41.1
	250×125	250	125	6	9	8	36.97	29.0	3868	293.5	10.23	2.82	309.4	47.0
	300×150	298	149	5.5	8	13	40.80	32.0	5911	441.7	12.04	3.29	396.7	59.3
	300×150	300	150	6.5	9	13	46.78	36.7	6829	507.2	12.08	3.29	455.3	67.6
	350×175	346	174	6	9	13	52.45	41.2	10456	791.1	14.12	3.88	604.4	90.9
	350×175	350	175	7	11	13	62.91	49.4	12980	983.8	14.36	3.95	741.7	112.4
	400×150	400	150	8	13	13	70.37	55.2	17906	733.2	15.95	3.23	895.3	97.8
HT	100×50	95	48	3.2	4.5	8	7.62	6.0	109.7	8.4	3.79	1.05	23.1	3.5
	100×50	97	49	4	5.5	8	9.38	7.4	141.8	10.9	3.89	1.08	29.2	4.4
	100×100	96	99	4.5	6	8	16.21	12.7	272.7	97.1	4.10	2.45	56.8	19.6
	125×60	118	58	3.2	4.5	8	9.26	7.3	202.4	14.7	4.68	1.26	34.3	5.1
	125×60	120	59	4	5.5	8	11.40	8.9	259.7	18.9	4.77	1.29	43.3	6.4
	125×125	119	123	4.5	6	8	20.12	15.8	523.6	186.2	5.10	3.04	88.0	30.3
	150×75	145	73	3.2	4.5	8	11.47	9.0	383.2	29.3	5.78	1.60	52.9	8.0
	150×75	147	74	4	5.5	8	14.13	11.1	488.0	37.3	5.88	1.62	66.4	10.1
	150×100	139	97	4.5	4.5	8	13.44	10.5	447.3	68.5	5.77	2.26	64.4	14.1
	150×100	142	99	4.5	6	8	18.28	14.3	632.7	97.2	5.88	2.31	89.1	19.6
	150×150	144	148	5	7	8	27.77	21.8	1070	378.4	6.21	3.69	148.6	51.1
	150×150	147	149	6	8.5	8	33.68	26.4	1338	468.9	6.30	3.73	182.1	62.9
	175×90	168	88	3.2	4.5	8	13.56	10.6	619.6	51.2	6.76	1.94	73.8	11.6
	175×90	171	89	4	6	8	17.59	13.8	852.1	70.6	6.96	2.00	99.7	15.9
	175×175	167	173	5	7	13	33.32	26.2	1731	604.5	7.21	4.26	207.2	69.9
	175×175	172	175	6.5	9.5	13	44.65	35.0	2466	849.2	7.43	4.36	286.8	97.1
	200×100	193	98	3.2	4.5	8	15.26	12.0	921.0	70.7	7.77	2.15	95.4	14.4
	200×100	196	99	4	6	8	19.79	15.5	1260	97.2	7.98	2.22	128.6	19.6
	200×150	188	149	4.5	6	8	26.35	20.7	1669	331.0	7.96	3.54	177.6	44.4

Usage & Applications of Hot Rolled Steel H-beam

Commercial building structure ;Pre-engineered buildings; Machinery support structure; Prefabricated structure; Medium scale bridges; Ship-building structure. etc.

High Quality Hot Rolled Jis Standard H Beam

Packaging & Delivery of Hot Rolled Steel H-beam

1. Packing: it is nude packed in bundles by steel wire rod

2. Bundle weight: not more than 3.5MT for bulk vessel; less than 3 MT for container load

3. Marks:

Color marking: There will be color marking on both end of the bundle for the cargo delivered by bulk vessel. That makes it easily to distinguish at the destination port.

Tag mark: there will be tag mark tied up on the bundles. The information usually including supplier logo and name, product name, made in China, shipping marks and other information request by the customer.

If loading by container the marking is not needed, but we will prepare it as customer request.

4. Transportation: the goods are delivered by truck from mill to loading port, the maximum quantity can be loaded is around 40MTs by each truck. If the order quantity cannot reach the full truck loaded, the transportation cost per ton will be little higher than full load.

5. Delivered by container or bulk vessel

Production flow of Hot Rolled Steel H-beam

Material prepare (billet) —heat up—rough rolling—precision rolling—cooling—packing—storage and transportation

Q: What are the different types of coatings available for fire protection of steel H-beams?: Fire protection coatings for steel H-beams come in several different types, each designed to enhance fire resistance and prevent weakening or collapse during a fire event. The most commonly used type is intumescent coatings. These coatings contain special chemicals that expand when exposed to heat, creating a charred layer that insulates the steel and slows heat transfer. They provide excellent fire resistance and can withstand high temperatures for an extended period. Another type is cementitious coatings, made from a mixture of cement, fillers, and binders. These coatings form a hard, durable layer that acts as a heat barrier. They are thick, providing good fire resistance, and are also resistant to impact and abrasion, making them suitable for high-risk areas. Reactive coatings are also available. These coatings contain chemicals that react at high temperatures, releasing fire-retardant gases or water vapor. This reaction cools down the steel and prevents it from reaching critical temperature. Reactive coatings are effective in providing fire resistance and are often used in areas with limited space for insulation. Vermiculite coatings consist of lightweight, granular material mixed with a binder and sprayed onto steel beams. When exposed to heat, vermiculite expands, forming an insulating layer that protects the steel. This type of coating is ideal for buildings where weight is a concern, as it is lightweight and adds minimal load to the structure. Intumescent paint is a type of fire protection coating that expands like foam when exposed to high temperatures. It is applied like regular paint and creates a layer that insulates the steel and slows down heat transfer. Intumescent paint is commonly used in areas where aesthetics are important, as it comes in various colors and finishes. It is important to consider factors such as required fire rating, duration of fire resistance, environmental conditions, and specific application when choosing a coating. Consulting a fire protection engineer or specialist is recommended to determine the most suitable coating for a specific project.

Q: Are steel H-beams resistant to pests or termites?: Steel H-beams are highly resistant to pests and termites. Unlike wood, which is susceptible to infestations and damage from insects, steel is an inorganic material that pests have no interest in. Termites, in particular, are known to feed on cellulose, which is found in wood but not in steel. Therefore, steel H-beams provide a strong defense against pest and termite infestations, making them a reliable choice for structural support in buildings and other construction projects.

Q: Are Steel H-Beams suitable for seismic retrofitting or strengthening of existing structures?: Seismic retrofitting or strengthening of existing structures is indeed suitable for Steel H-Beams. Their exceptional strength-to-weight ratio is well-known, making them an optimal choice for enhancing the structural integrity of buildings in seismic zones. H-Beams offer remarkable load-bearing capacity and resilience against lateral forces, which are crucial factors in seismic events. They can effectively reinforce existing columns, beams, and other structural members, enabling them to withstand the additional forces generated during earthquakes. Moreover, the installation and integration of Steel H-Beams into existing structures are effortless, resulting in minimal disruption during retrofitting projects. All in all, the utilization of Steel H-Beams in seismic retrofitting is a proven and efficient method to enhance the overall safety and durability of buildings situated in earthquake-prone areas.

Q: What are the limitations of steel H-beams?: There are several limitations associated with steel H-beams. Firstly, steel H-beams have a relatively high cost compared to other building materials such as wood or concrete. This cost can be a limiting factor for smaller-scale construction projects or those with budget constraints. Secondly, steel H-beams are heavy and require specialized equipment for transportation and installation. This can add complexity and cost to a construction project, particularly if access to the site is challenging or limited. Another limitation is that steel H-beams are susceptible to corrosion, especially in environments with high humidity or exposure to saltwater. Over time, this corrosion can weaken the structural integrity of the beams, leading to potential safety hazards and maintenance requirements. Additionally, steel H-beams have limited design flexibility compared to other materials. They are typically straight and inflexible, making it more challenging to incorporate complex architectural or structural designs. Lastly, steel H-beams have limited fire resistance. Steel is a good conductor of heat, and in the event of a fire, the H-beams can quickly transfer heat throughout the structure, potentially compromising its stability. Fire protection measures such as fireproof coatings or additional fire-resistant materials may be necessary to mitigate this limitation. Overall, while steel H-beams offer many advantages in terms of strength and durability, their limitations in terms of cost, weight, corrosion susceptibility, design flexibility, and fire resistance should be carefully considered when selecting the appropriate building material for a construction project.

Q: How do steel H-beams perform in terms of creep resistance?: The outstanding creep resistance of steel H-beams is widely recognized. Creep refers to the material's tendency to deform under constant stress over time. Steel H-beams are designed specifically to bear high levels of stress and maintain their structural integrity for extended periods. The H shape, combined with the properties of steel, endows these beams with exceptional resistance to creep. The H shape enhances strength and rigidity, enabling the beam to evenly distribute the load and prevent localized deformation. Moreover, steel itself is a highly durable material renowned for its remarkable creep resistance. Steel H-beams find extensive use in construction projects demanding long-term stability and load-bearing capacity. They are commonly employed in the construction of bridges, high-rise buildings, and industrial structures. The ability of steel H-beams to withstand creep ensures that these structures can endure constant stress over many years. It is worth noting that while steel H-beams generally exhibit excellent creep resistance, their specific performance can vary depending on factors such as the grade of steel used, the loading conditions, and the environmental factors present. Nonetheless, steel H-beams are generally regarded as a reliable and durable choice for applications that require crucial creep resistance.

Q: Can steel H-beams be used in historical or heritage building restoration?: Yes, steel H-beams can be used in historical or heritage building restoration. In fact, steel H-beams are often preferred in restoration projects due to their strength, durability, and versatility. These beams can provide structural support to weakened or damaged areas of a building, helping to ensure its stability and longevity. Additionally, steel H-beams can be customized and fabricated to match the original architectural features of the building, allowing for a seamless integration with the existing structure. Despite being a modern material, steel H-beams can be designed to mimic traditional construction methods, preserving the historical integrity of the building while providing the necessary reinforcement. Therefore, steel H-beams are a viable option for restoring historical or heritage buildings.

Q: Can steel H-beams be used in sports complex or stadium construction?: Yes, steel H-beams can be used in sports complex or stadium construction. Steel H-beams are commonly used in large-scale projects due to their high strength-to-weight ratio, versatility, and ability to withstand heavy loads. They provide structural support and stability, making them an ideal choice for constructing sports facilities such as stadiums and sports complexes.

Q: How do steel H-beams perform in areas with high temperature fluctuations?: Steel H-beams are known for their superior strength and durability, making them a popular choice for construction projects. However, their performance in areas with high temperature fluctuations can be affected to some extent. Steel has a high coefficient of thermal expansion, which means it expands and contracts significantly with changes in temperature. In areas with high temperature fluctuations, this can lead to thermal stress in steel H-beams. The heat causes the beams to expand, while the cooling causes them to contract. These repeated expansions and contractions can potentially result in structural issues such as warping, bending, or even cracking. To mitigate the negative effects of temperature fluctuations on steel H-beams, engineers and architects take several measures. The selection of the appropriate grade of steel is crucial, as certain alloys have better resistance to thermal stress. Additionally, the design and installation of the beams should allow for thermal expansion and contraction. This can be achieved by incorporating expansion joints or leaving adequate gaps between different sections of the structure. Furthermore, protective coatings can be applied to steel H-beams to enhance their resistance to temperature fluctuations. Such coatings can provide a barrier against heat and cold, reducing the impact of thermal stress on the beams. Regular maintenance and inspection are also essential to detect any signs of damage or deformation caused by temperature fluctuations. In conclusion, while steel H-beams may be affected by temperature fluctuations, proper design, material selection, and maintenance can minimize their impact. By considering these factors, steel H-beams can perform effectively in areas with high temperature variations, ensuring the structural integrity of the overall construction project.

Q: Can steel H-beams be used in the construction of recreational centers or gyms?: Yes, steel H-beams can be used in the construction of recreational centers or gyms. Steel H-beams are commonly used in construction due to their strength, durability, and ability to support heavy loads. They provide structural stability and can be used for various applications, including the construction of large open spaces like recreational centers or gyms.

Q: What are the considerations when designing for thermal insulation of Steel H-Beams?: When it comes to designing the thermal insulation for Steel H-Beams, there are several important factors that must be taken into account in order to ensure the effectiveness and efficiency of the insulation system. Here are some key considerations: 1. Material Selection: It is crucial to choose the right insulation material that has a high thermal resistance (R-value) in order to effectively reduce heat transfer. Common insulation materials for Steel H-Beams include mineral wool, fiberglass, foam boards, and spray foam insulation. Each material has its own advantages and limitations, so selecting the most suitable one is vital. 2. Insulation Thickness: The thickness of the insulation directly affects its thermal resistance. Generally, thicker insulation provides better thermal performance. However, it is important to consider the available space and structural requirements when determining the insulation thickness. Striking a balance between thermal efficiency and structural integrity is key. 3. Vapor Barrier: In certain cases, incorporating a vapor barrier along with the insulation may be necessary. This barrier prevents moisture migration into the insulation, which can lead to reduced thermal performance and potential moisture-related issues. The vapor barrier should be installed carefully to ensure its effectiveness. 4. Fire Safety: Fire safety is a critical consideration, especially for Steel H-Beams used in building structures. The insulation material should have adequate fire resistance properties to prevent the spread of fire. Fire-rated insulation materials or fireproof coatings can be used to enhance the fire resistance of the system. 5. Structural Design: Adding insulation may impact the structural design of the Steel H-Beams. The increased weight and thickness of the insulation should be taken into account in the structural calculations to maintain overall stability and integrity of the structure. 6. Installation: Proper installation of the thermal insulation is essential for achieving the desired thermal performance. The insulation should be installed in a way that eliminates any gaps or voids, as these can act as thermal bridges and compromise the effectiveness of the insulation system. Additionally, attention should be paid to the installation process to prevent any damage to the beams or the insulation itself. In conclusion, careful consideration of material selection, insulation thickness, vapor barrier, fire safety, structural design, and proper installation is necessary when designing thermal insulation for Steel H-Beams. Addressing these considerations ensures that the insulation system effectively reduces heat transfer, improves energy efficiency, and maintains the structural integrity of the building.

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