S235 S275jr Q355 Hea Heb Ipe Upn Mild Steel H I Beam for Construction

• Customization: Available
• Grade: S235jr
• Standard: AISI, JIS, ASTM, DIN, BS, GB
• Model NO.: S275JR
• Certification: IS0, RoHS
• Product Name: H Beam
• Material: Q235 Q345 Ss400 S235jr S355jr
• Thickness: Customized
• Packing: Sea Worth
• Surface Color: Black
• MOQ: 5ton
• Size: Customized
• Application: Building, Construction
• Alloy or Not: Non-Alloy
• Invoicing: by Actual Weight
• Sample: Avalible
• Certificate: CE, ISO9001
• Tolerance: ±1%
• Delivery Time: 5-7days
• Price Term: CIF CFR Fob EXW
• Transport Package: Stardard Sea Package
• Specification: Customized
• Trademark: ZUNKAI
• Origin: China
• HS Code: 7219

Product Description

Product Description

Basic Info.

Hot-rolled H-beams are core profiles for steel structure engineering, featuring superior load-bearing capacity, structural stability and bending resistance.
 

Project procurement often faces common pitfalls: non-standard thin profiles, excessive dimensional tolerances, internal cracks/inclusions, bending deformation, unqualified materials and mismatched international standards for overseas projects.
 

Our H-beams adopt authentic factory hot-rolled billets, eliminating modified, refurbished and low-profile materials. Covering GB, ASTM, JIS and EN four major international standards, our products deliver stable performance, precise dimensions and high straightness. Fully compliant with domestic engineering and overseas trade standards, each batch is supplied with complete certification documents and supports third-party inspection

Implementation Standards:	Compatible Materials:
Chinese National Standard GB/T 11263	Q235B, Q355B, Q355NL (Low Temperature);
American Standard ASTM	A36, A572GR50, A992;
Japanese Standard JIS G3101/3106	SS400, SM490A/B, SN490B (Seismic Resistance);
European Standard EN10210	S235JR, S275JR, S355JR/J0/J2

Our factory has strong strength, advanced technology and equipment, experienced engineers, and can accept customized services.If any question,feel free to contact us.^_^

Product Parameters

 

1. National Standard H-beam (HW Wide Flange / HM Medium Flange / HN Narrow Flange)

Model	Height H(mm)	Flange Width B(mm)	Web Thickness t1(mm)	Flange Thickness t2(mm)
HW100×100	100	100	6	8
HW150×150	150	150	7	10
HM200×150	200	150	6	9
HN200×100	200	100	5.5	8
HN300×150	300	150	6.5	9
HN350×175	350	175	7	11
HN400×200	400	200	8	13
HN500×200	500	200	10	16
HN600×200	600	200	11	17
HN700×300	700	300	13	24

2. International Standard Main Sizes (ASTM / JIS / EN)

Standard	Popular Models	Features	Application Projects
ASTM W Series	W6×15, W8×31, W10×33, W12×53, W14×90, W18×86	Wide flange & large cross-section, high load capacity, ASTM tolerance compliant	American-funded factories, overseas steel structures, export projects
JIS H Series	100×100, 125×125, 150×150, 200×200, 300×300, 350×350	High dimensional precision, excellent flatness and seismic performance	Japanese-standard projects, precision steel structures, seismic buildings, foreign-related factories
EN HEA/HEB Series	HEA100, HEA120, HEB140, HEB160, HEA200, HEB200, HEB300		EU export projects, high-end foreign-funded construction, low-temperature region engineering

Our Advantages

Core Differences | Our Authentic H-Beam VS Low-Quality Generic Products

Many purchasers face serious problems after buying cheap low-grade H-beams, including structural bending, project rejection, insufficient load capacity, internal lamination cracks, and mismatched international standards for foreign drawings. The rework cost far exceeds the price difference. Below are our essential advantages:

1. Raw Material Difference: Original Hot-Rolled Billet, No Recycled or Modified Steel

Generic Low-Quality Products: Made of recycled steel, secondary modified materials and small-factory billets with high internal impurities. Prone to lamination, pores and cracks. Unstable yield strength easily causes structural bending and deformation, failing industrial flaw detection and mechanical property tests for large projects.
 

Our Products: Adopt 100% original hot-rolled billets from large mainstream steel mills. Q235B/Q355B and international-grade materials feature high purity, zero impurities, no internal lamination or cracks. Uniform mechanical properties ensure qualified flaw detection, bending and compression performance, fully meeting domestic and overseas project acceptance standards.

2. Dimensional Tolerance Difference: High Precision Matching Drawings, No Uneven Ends

Generic Low-Quality Products: Deliberately reduce web and flange thickness with excessive positive/negative tolerance. Uneven flange width, irregular end size and poor straightness cause large assembly gaps, increasing on-site cutting and repairing costs and leading to acceptance failure.

Our Products: Strictly follow tolerance standards of corresponding international regulations. Precise thickness, width, straightness and verticality ensure unified cross-section and perfect assembly fitting. No secondary trimming required, greatly improving construction efficiency.

3. International Standard Difference: Real Standard Compliance, No Fake Conversion Steel

Generic Low-Quality Products: Most suppliers only have ordinary GB stock. Their ASTM/JIS/EN products are merely modified GB steel with mismatched parameters, cross-sections and weights, resulting in direct rejection for foreign investment and export projects.

Our Products: Independent stock for four complete international standards (GB/ASTM/JIS/EN). No mixed standards, no fake conversion, no size modification. All parameters, weights and cross-sections strictly match international drawings. We provide standard certification documents and customs materials to ensure zero risk for export projects.

4. Surface & Processing Difference: Smooth Surface & Excellent Machinability

Generic Low-Quality Products: Severe surface rust, pitting blemishes, rough burrs and serious bending distortion. Irregular cutting sections easily cause welding slag inclusion and cracking.

Our Products: Smooth and clean surface without heavy rust, peeling or obvious pits. Neat cutting ends with few burrs. Support direct cutting, drilling, welding, rust removal, painting and galvanizing, ensuring high-quality finished components with low processing loss.

5. Structural Performance Difference: Higher Load Stability & Safer Structure

Generic Low-Quality Products: Poor toughness and uneven internal stress cause gradual deformation under long-term load, and brittle fracture in humid or low-temperature environments, bringing major safety hazards.

Our Products: Standard mechanical cross-section structure with uniform flange stress and high lateral stiffness. Excellent bending, compression and torsion resistance ensures long-term non-deformation and high stability, safe for large-span factories, high-rise buildings and bridge projects.

 Core Product Advantages

• Full International Standard Coverage: Complete GB/ASTM/JIS/EN stock for domestic engineering and global export
• Genuine Material Without Falsification: Original hot-rolled quality, lamination-free and crack-free, re-testable mechanical performance
• Ultra-Precise Dimensional Tolerance: Zero deviation from design drawings, easy assembly & high acceptance rate
• Stable Load-Bearing & Non-Deformation: Optimized cross-section mechanics for large-span structural engineering
• One-Stop Custom Processing: Fixed-length cutting, drilling, beveling, rust removal, painting and galvanizing services
• Mass Stock & Fast Delivery: Spot shipment for regular sizes, fast production for non-standard specifications
  
  
  
  
  
   

Application of H beam

H beams are widely used in many constructions,such as building,highway,bridge,railway,tunnel,petroleum chemical industry and electric power industry equipment structure.H beam is environmentally friendly and reduce the nuisance dusts.H beam also can save the working time,because it is easy to carry and can be used in any weath.

 

Application Scenarios

• Industrial Steel Structure Engineering: Factory main frames, steel columns & beams, roof load-bearing structures, workshop expansion & renovation
• Infrastructure & Bridge Engineering: Bridge supports, pier structures, tunnel support, municipal steel frameworks
• High-Rise & Public Buildings: High-rise office frames, stadiums, exhibition halls, large-scale public building load-bearing systems
• Overseas & Foreign-Invested Projects: International factories, foreign-funded steel structures, import & export engineering, standard-specific overseas projects
• Equipment & Support Structures: Large equipment bases, mechanical supports, foundation pit support, load-bearing columns and temporary steel frames

9. Quality Control & Inspection

We implement full-process quality control focusing on five core indicators: material grade, mechanical properties, dimensional tolerance, internal quality and flatness. Procedures include incoming spectral inspection, full appearance inspection, dimensional verification per piece, straightness & flatness testing, random tensile & impact mechanical tests, internal crack lamination detection and final recheck before delivery.

We strictly eliminate unqualified material grades, excessive tolerance, bending deformation, internal cracks and rust defects. Each batch is equipped with standard factory certificates, material test reports and inspection documents. Complete customs clearance files are provided for export orders, supporting third-party authoritative re-inspection.

10. Supporting Services & After-Sales Guarantee

• Full-Standard Quality Warranty: Unconditional return & compensation for unqualified material, performance and dimensions
• One-Stop Deep Processing: Custom cutting, drilling, beveling, rust removal, anti-corrosion painting and galvanizing
• Exclusive Export Service: Multi-standard spot supply, complete customs documents, reinforced packaging & ocean shipping protection
• Professional Engineering Support: Drawing-based size matching, material optimization and cost reduction
• Fast Global Logistics: Full truck & LCL delivery nationwide, ensuring project schedule efficiency

Co&Certification

Company Profile

ZK Steel Group is a large multinational steel resource group based in Shandong, China. Founded in 2010 and exporting worldwide since 2016, the Group achieves an annual turnover of RMB 5 billion, with each branch maintaining a stable monthly export volume of 20,000-40,000 tons - ranking among the leading steel exporters in Shandong.

FOUNDED	2010	EXPORT SINCE	2016
ANNUAL TURNOVER	RMB 5 Billion	MONTHLY EXPORT / BRANCH	20,000-40,000 tons
COUNTRIES SERVED	50+	HEADQUARTERS	Shandong, China

Global Industrial Layout  

• Domestic network - four branch offices in Guangzhou, Hainan, Suzhou & Yiwu, plus a self-owned modular house factory in Dezhou.
• Overseas presence - self-built steel pipe production bases in Egypt & Syria; direct offices in Peru & Iran, covering the Middle East and South America.

Full Self-owned Production Capacity  

• Self-production of galvanized (GI) and PPGI / PPGL steel coils.
• Stainless steel deep processing - precision cutting, film lamination & surface treatment.
• Customized steel structures & modular houses - integrated design and manufacturing.

First-tier Authorized Agent of Top Steel Mills 

• Direct supply from Nippon Steel, Shougang, Rizhao Steel & Laigang (full product range).
• Core products: HRC, CRC, stainless steel, steel pipes, H-beams & steel profiles.
• Special materials - tool steel, silicon steel, alloy steel & complete supporting accessories.

Core Positioning 
As a full-industry-chain steel resource integration specialist, We connects direct mill sourcing, self-owned manufacturing, multi-category deep processing, nationwide warehousing, local overseas production and global project installation. One partner, one-stop solutions - from material selection and customized processing to bulk export and on-site installation - saving customers time on communication, comparison, logistics and after-sales, while leveraging group-scale advantages for stable quality, punctual delivery and competitive pricing.
Stable steel solutions for clients in more than 50 countries - for over a decade.

Our Cooperation

 

        
FAQ

Q: Are you trading company or manufacturer ?
A: We are professional manufacturer for steel pipe, and our company also is a very professional a trade company for steel
products.we can also provide a wide range of steel products.

Q: Will you delivery the goods on time?
A: Yes,we promise to provide best quality products and delivery on time .Honesty is our company's tenet.

Q: Do you provide samples ? is it free or extra ?
A: The sample could can provide for customer with free,but the courier freight will be covered by customer account.

Q: Do you accept the third party inspection?
A: Yes absolutely we accept.

Q: How could you guarantee your products?
A: Each piece of products is manufactured by certified workshops, inspected by Linxu piece by piece according to national QA/QC standard. We also could issue the warranty to customer to guarantee the quality.

Q: How do we trust your company?
A: We specialise in steel business for years, headquarter locates in Jinan, Shandong province, you are welcome to investigate in
any ways, by all means, you could place an order in Alibab with trade assurance which could secure your payment.