Hebei Yanshan Iron & Steel Group Co., Ltd.
Hebei Yanshan Iron & Steel Group Co., Ltd. (河北燕山钢铁集团有限公司, commonly known as Yanshan Steel or Yangang / YSIRON) is a premier large-scale integrated industrial enterprise headquartered in Qian'an, Tangshan, Hebei Province. Annual capacity of 10 million tonnes hot-rolled plate and 1.5 million tonnes cold-rolled sheet, alongside advanced titanium dioxide, lithium, and carbon materials.
Four Core Heavy Industrial Metal Divisions
Manufactured in accordance with ASTM, ASME, EN, DIN, and JIS standards. Direct mill coils, sheets, plates, and tailor-slit strips available with certified Mill Test Certificates (MTC).
Carbon Steel Division
Heavy Plates, Hot & Cold Rolled Coils & Slit Strips
- ✓Hot-rolled & cold-rolled precision thickness tolerances (±0.02mm)
- ✓High yield strength & superior weldability for heavy infrastructure
- ✓Standard normalized, quenched & tempered heat treatments
Aluminum Metals & Alloys
1000 - 7000 Series Coils, Plates & Chequered Sheets
- ✓Continuous tension-leveling with mirror, brushed, or anodized finishes
- ✓Superior strength-to-weight ratio and salt-spray corrosion resistance
- ✓Tension-leveled sheets, coils, and 5-bar tread plates
Electrical Silicon Steel (CRGO & CRNGO)
Cold-Rolled Grain Oriented & Non-Grain Oriented Silicon Steel Coils
- ✓CRGO specifically optimized for ultra-high voltage power transformers
- ✓CRNGO engineered for EV traction drive motors, generators, and compressors
- ✓Guaranteed magnetic induction (B800/B5000) and specific watt loss values
Coated & Anti-Corrosive Steel
Continuous Hot-Dip Galvanized (GI) & 55% Al-Zn Galvalume (GL)
- ✓Zero spangle, regular spangle, and minimized spangle crystal options
- ✓Galvalume 55% Aluminum-Zinc alloy for superior thermal reflectance
- ✓Corrosion-resistant zinc and aluminum-zinc protective alloy coatings
Advanced Rolling & Processing Workshops
Take a walk through our 180,000 m² heavy production complex. We deploy high-tonnage reversible mills, continuous coating lines, and computerized slitting machinery.
Smelting, Ladle Refining & Continuous Casting
Equipped with high-powered electric arc furnaces, LF ladle refining, and VD vacuum degassing to control metallurgical purity, molten steel composition, and gas content.
Tandem Reversible Hot & Cold Rolling Mills
4-Hi and 6-Hi continuous rolling mills featuring hydraulic Automatic Gauge Control (AGC) and laser thickness gauges for sub-millimeter precision across every coil meter.
Continuous Hot-Dip Galvanizing & Coating Line
Automated gas-fired annealing furnace connected to continuous zinc & Al-Zn molten pots with automated nitrogen air knives ensuring exact coating mass adherence.
High-Speed CNC Slitting & Cut-To-Length Center
Heavy-duty rotary slitting shears, precision multi-roll tension levelers, and automatic blanking lines capable of narrow strip slitting with minimal burr.
Protective Atmosphere Bright Annealing Furnaces
Bell-type pure hydrogen protective atmosphere annealing furnaces to relieve internal cold-work stresses and optimize grain magnetic texture and ductility.
Custom Slitting, Shearing & Surface Finishing
Beyond standard mill master coils, we operate a fully equipped service center to satisfy complex engineering drawings and project requirements.
High-Precision Coil Slitting
Slitting coils to custom widths from 10mm to 2000mm with tolerance ±0.05mm. Deburred edges, uniform coil tension, and anti-telescoping rewinding.
Gauge: 0.12mm – 8.0mmCut-To-Length & Leveling
Rotary blanking lines that flatten and cut coils into custom sheet lengths up to 15,000mm. High-flatness tension-leveling eliminates coil curvature.
Length tolerance: ±0.5mmSurface Treatments & Film
Custom surface finishes including Mirror 8K, Hairline, Brushed No.4, 2B, BA, Chromated passivated, Anti-fingerprint (AFP), and laser PE/PVC protection films.
Single / Double-side FilmCNC Punching & Laser Cutting
Computerized 20,000W fiber laser cutting machines for thick carbon steel plates and aluminum blanks according to customer CAD/DXF specifications.
Up to 60mm Plate ThicknessCustom Beveling & Edge Milling
Automatic edge beveling (V-groove, X-groove, J-groove) ready for heavy structural welding in shipbuilding, bridges, and pressure vessel manufacturing.
Angle: 0° – 60° BevelAnti-Rust Preservation Packing
Heavy anti-rust oiling, vapor corrosion inhibitor (VCI) paper wrapping, and seaworthy metal casings to guarantee zero oxidation during maritime sea voyages.
Eye-to-Sky / Eye-to-WallIn-House Metallurgical Testing & Certified Laboratory
Zero defects are our mill mandate. Every single heat and coil is subjected to chemical analysis, mechanical property evaluation, and dimensional verification before receiving an official Mill Test Certificate (MTC).
Includes full ladle heat analysis, chemical elements (C, Si, Mn, P, S, etc.), yield strength, tensile strength, elongation %, hardness, and ultrasonic inspection records.
Optical Emission Spectrometry (OES)
Direct chemical composition testing analyzing C, Si, Mn, P, S, Cr, Ni, Cu, Al to 0.0001% precision.
Hydraulic Tensile & Yield Testing
Testing yield strength (ReH/Rp0.2), ultimate tensile strength (Rm), and elongation percentage (A50mm).
Salt Spray Corrosion Chamber
Continuous neutral salt spray (NSS) environmental testing up to 1000 hours to verify coating corrosion barrier.
Magnetic Domain & Core Loss Testing
Epstein frame and single sheet magnetic tester measuring specific core loss (W/kg) at 50Hz/60Hz and 1.7T.
Rockwell & Vickers Hardness Testing
Digital automated micro-hardness testers evaluating surface case hardness and core structure.
Ultrasonic & Eddy Current NDT
Non-destructive testing to detect internal lamellar tears, inclusions, and subsurface voids.
Official Mill Quality & System Certificates
Our modern steel and aluminum production facilities operate under rigorous international management certifications. Click on any certificate to inspect full-resolution credentials, seal registrations, and accredited audit scopes.
Quality Management System (QMS)
Quality Management System (International)
Environmental Management System (EMS)
Occupational Health & Safety (OHSMS)
Energy Management System (EnMS)
EnMS Performance Attachment
Powering Heavy Industries Across 100+ Nations
From electric vehicle drive motors to long-span suspension bridges and national electrical grids, our metals form the critical backbone of modern infrastructure.
Automotive & New Energy Vehicles (EV)
Supplying CRNGO silicon steel for EV drive motor stators/rotors, high-strength chassis structural steels, and aluminum body panels.
Power Grid & Electrical Transformers
High-permeability CRGO electrical steel for power transmission step-up/step-down transformers, distribution cores, and high-frequency reactors.
Heavy Infrastructure & Civil Engineering
ASTM A36, Q345B heavy structural steel plates for long-span bridges, skyscrapers, industrial cranes, and offshore platform structures.
Marine, Shipbuilding & Pressure Vessels
Corrosion-resistant 5083/6061 marine aluminum plates and ASME boiler pressure vessel plates tested for severe oceanic conditions.
Seaworthy Export Standards & Port Dispatch
Coils and plates endure weeks of maritime transit across diverse climate zones. We employ multi-layer protective packaging engineered to prevent rust, condensation, and mechanical shock during ocean transport.
Internal core sleeves, heavy metal outer edge protectors, and minimum 4 radial steel straps.
Warehouses adjacent to major Chinese deep-water ports (Shanghai, Qingdao, Tianjin) for fast vessel loading.
Vapor Corrosion Inhibitor active paper barrier prevents salt spray oxidation for up to 12 months.
Clean On Board Bill of Lading, Certificate of Origin (Form E/FTA), Commercial Invoice, and Packing List.
Request Industrial Mill RFQ
Specify technical grades, dimensions, tolerances, and tonnage. Guaranteed engineering quote within 4 business hours.
Technical Insights & Alloy Selection Guides
Key Differences Between CRGO and CRNGO Electrical Silicon Steel
Crystal orientation texture, anisotropic permeability, core losses comparison, and applications in transformers vs. EV motor stators.
Read Technical Guide →Galvanized vs Galvalume (55% Al-Zn): Corrosion Performance Analysis
Comparative analysis of sacrificial zinc protection versus aluminum barrier layer in marine, industrial, and acidic environments.
Read Technical Guide →Selecting Carbon Steel Grades for High-Stress Structural Engineering
Mechanical yield strength, Charpy V-notch impact toughness, weldability carbon equivalent (CEV), and heat treatments for heavy plates.
Read Technical Guide →