Jul . 23, 2025 07:01 Back to list

Cast Iron Spears for Fences & Gates – Durable Decorative Iron Spear Points

As a leading manufacturer and global supplier, SHIJIAZHUANG TJJ TRADE CO., LTD. (official website) specializes in cast iron spears, decorative iron spears, wrought iron fence spear points, and related ornamental iron hardware. This authoritative guide details industry trends, technical parameters, and practical applications for cast iron spears and their variants, combining expertise, reliability, and the latest market data.

Company: SHIJIAZHUANG TJJ TRADE CO., LTD.
Website: https://www.tjjironcasting.com
Product Page: Cast Iron Spears
Tel/Cell: 8615511680668
Email: sindyhao2014@163.com
Address: Shijiazhuang, Hebei Province, China

Product Overview: Cast Iron Spears

Cast Iron Spears (口5/8", 口1/2", 口3/4") from SHIJIAZHUANG TJJ TRADE CO., LTD. are renowned for their precision casting, intricate ornamental design, and outstanding mechanical strength, making them a preferred choice for security fencing, decorative gates, and architectural accents.
Visit the product page: Cast Iron Spears

Industry Trends for Cast Iron Spears and Decorative Iron Fencing

The demand for cast iron spears and their allied products—such as decorative iron spears, cast iron spear points, cast iron fence spears, wrought iron fence spear points, and wrought iron fence spears—continues to grow within architectural projects and residential security solutions. According to industry reports, the global fencing market is projected to reach USD 37.17 Billion by 2027, with ornamental metal fencing—driven by robust cast iron spears—as a primary segment.

Technical Parameters of Cast Iron Spears (Industry Data)

Parameter	Spec Options	Description	Typical Values
Material	Cast Iron, Wrought Iron	Standard for both decorative and security spear points	EN-GJL-200, EN-GJL-250, ASTM A48 Class 30
Outer Diameter	1/2", 5/8", 3/4"	Fits various fence rails and posts	12.7mm, 15.9mm, 19.05mm
Height	70mm–190mm	Varies by design/purpose	100mm (typical)
Surface Finish	Raw, Galvanized, Powder Coated	Corrosion protection & aesthetic choice	Zinc (40–70µ), Polyester powder (60–90µ)
Weight	120g–600g	Depending on size & design	320g (average)
Hardness	HB180–HB240	Brinell hardness for cast iron	HB210
Standard Compliance	ISO 9001, EN10204	Quality and traceability standards	Factory certified

Technology & Manufacturing of Cast Iron Spears

Advanced foundry techniques such as precision casting, automatic molding, and vacuum degassing ensure consistency and strength in cast iron spear points. Innovations like CNC finishing and powder coating elevate product aesthetics to meet modern architectural trends (Iron Founders' Association). High silicon content cast iron is increasingly used to enhance corrosion resistance and durability—a key reason designers choose cast iron fence spears for long-lasting installations.

Application Scenarios: Residential, Commercial & Heritage Sites

Residential Security: Cast iron spears and wrought iron fence spears top gates and fences, deterring intrusion while adding classic appeal.
Decorative Projects: Custom-designed decorative iron spears accent gardens, balconies, and city parks with heritage style.
Commercial Premises: Businesses use ornamental cast iron spear points in perimeter protection.
Historic Restoration: Faithful reproductions of vintage wrought iron fence spear points revive authentic architectural aesthetics.
Public Architecture: Institutional and municipal fencing often features robust cast iron fence spears for longevity and safety.

EEAT Optimization: Expertise, Authoritativeness & Trustworthiness

SHIJIAZHUANG TJJ TRADE CO., LTD. is committed to stringent quality inspections (in conformity with ISO 9001), traceable raw material selection, and industry-leading technical staff.
As referenced in Metals (MDPI) Scholarly Journal, “cast iron alloys provide reliable hardness and fatigue strength for safety-critical public infrastructure.” Compliance with both European (EN-GJL) and American (ASTM A48) standards provides further assurance for project owners.

Market Comparison: Cast Iron Spears vs. Wrought Iron Spear Points

Criteria	Cast Iron Spears	Wrought Iron Spear Points
Manufacturing	Precision casting (molds)	Forged, hand-wrought
Cost	Lower (mass production)	Higher (artisanal)
Design Complexity	High; custom molds	Limited by manual shaping
Corrosion Resistance	Good (with coating)	Excellent (dense iron grain)
Application	Modern & classic fencing	Heritage, restoration
Mechanical Strength	High compressive, moderate tensile	Excellent tensile & ductility

Professional FAQ: Cast Iron Spears Terminology FAQ

1. What materials are used for cast iron spears?: Most cast iron spears are produced using gray cast iron (EN-GJL-200/250) or ductile cast iron for increased impact resistance, referencing the ScienceDirect Cast Iron database.
2. What are the standard specifications?: Common sizes are 1/2", 5/8", and 3/4" (diameter), with heights from 70mm to 190mm. Standard products comply with ASTM A48.
3. What surface finishes are available?: Options include raw, hot-dip galvanized, and polyester powder-coated finishes, improving weather and corrosion resistance (American Coatings Association).
4. How are they installed?: Cast iron spear points are typically welded or fixed with screws onto horizontal railing bars, lasercut slots, or drilled plate fixtures.
5. Are there design differences between decorative iron spears and functional spears?: Yes; decorative iron spears emphasize artistic details and may feature complex scrollwork, while standard cast iron spears prioritize tip sharpness and intruder deterrence (Ornamental Event Industry Forum).
6. Which certifications are relevant for export?: Key certifications include ISO 9001, EN10204 Material Test Certificate, and compliance with US building codes where applicable.
7. What impacts lifespan and maintenance?: Proper anti-corrosion coating and installation methods significantly extend the life of cast iron fence spears. Routine inspection and touch-up of the coating are recommended in harsh environments.

Data Visualization: Trends and Technical Insights

Technical Parameter Trends: brinell hardness, coating thickness, and corrosion resistance are mapped over the last decade.
Market Share: Comparative pie chart between cast iron and wrought iron spears in fencing projects.
Specifications Popularity: Bar/line charts display usage proportions of different diameter options.

Why Choose SHIJIAZHUANG TJJ TRADE CO., LTD. for Cast Iron Spears?

20+ years of foundry and export experience—unmatched expertise in cast iron spears
ISO, EN, ASTM, BS standard compliance for global projects
Large product catalogue inc. decorative iron spears, custom ornaments
OEM/ODM support, rapid sample turnaround
Full-cycle quality assurance

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