- Overview
- Product Description
- Company Profile
- Our Advantages
- Certifications
- Packaging & Shipping
- FAQ
Basic Info.
Packaging & Delivery
5 days (6 - 15 Tons)
8 days (16 - 30 Tons)
To be negotiated ( > 30 Tons)
Product Description
Our Ductile Cast Iron Manhole Cover is the pinnacle of craftsmanship, meticulously forged from the finest ductile cast iron, ensuring unparalleled strength and exceptional durability. This masterpiece stands as a hallmark of quality and reliability, setting the standard in the industry.Introducing the Durable Cast Iron Manhole Cover, a premium creation designed for industrial excellence. Crafted with meticulous precision by the esteemed Cangzhou Great Casting Technologies Limited Company, this robust cover epitomizes unmatched durability and reliability, making it the indispensable choice for the most demanding industrial environments.
Our versatile Square Manhole Covers are extensively employed in a variety of applications, including water meter wellheads, power wells, and sewage wells. Customize them with anti-skid patterns and logos to meet your specific needs. Enhance functionality with optional locks, smart devices, and additional accessories. Discover the perfect synergy of strength and durability with our state-of-the-art cast iron solution, engineered to withstand the toughest challenges.We warmly invite customers from around the world to visit us and explore promising opportunities for mutually beneficial cooperation.
Explore the diverse range of clear opening sizes listed below:
Product Name | specification(mm) | altitude(mm) | weight | model |
Square manhole cover | 250X250 | 35 | 5KG | B125 |
Square manhole cover | 300X300 | 35 | 6KG | B125 |
Square manhole cover | 300X500 | 40 | 11.5KG | B125 |
Square manhole cover | 400X400 | 40 | 14KG | D400 |
Square manhole cover | 450X750 | 35 | 18KG | B125 |
Square manhole cover | 600X600 | 35 | 16KG | C250 |




CangzhouGreatCastingTechnologiesLimited Co., Ltd, which was proudly establishedinJanuary 2010. Our esteemed company is strategically nestled in the thriving industrial hub of Cangzhou City,HebeiProvince,conveniently positioned near the vibrant cities of Beijing & Tianjin to the north,Qiluinthe South, bordered by the dynamic Jinghu Highway to the west, and the crucial Jingshan Highway alongside the pivotal Huanghua Portintheeast. This advantageous geographic location renders our transportation networkextraordinarilyconvenient, offering seamless connectivity for our valued clients.
Our company boasts three expansive and state-of-the-art production factory areas spanning approximately 30,000 square meters,supported by fixed assets totaling 30 million yuan. We are proud to employ a dedicated team of 180 skilled staff members ,including 30 specialized professional and technical personnel. Our impressive annual output of diverse and robust manhole cover products reaches approximately 25,000 tons.
Our expertise lies in the production of high-quality EN124 standard series ductile iron products, encompassing A15,B125,C250,D400,E600,F900, among other sophisticated trench manholecovers.Additionally,ourproducts are masterfully engineered tomeet and surpassstringent nationalstandards such as GBT23858-2009, GBT15831-2003, CJT511-2017, CJT121-2000, and JC889-2001.
Equipped with comprehensive production and cutting-edge testing facilities, we have meticulously established and continuously refined our quality management system in strict adherence to ISO9001:2000 standards.
Our unwavering commitment to excellence, combined with a steadfast dedication to credibility and growth, forms the backbone of our company. We earnestly invite customers from around the globe to collaborate with us in achieving mutual success and a flourishing enterprise!




Introducing our premium ball mill cast iron manhole cover, meticulously crafted by the renowned Cangzhou Great Casting Technologies Limited Company. This product stands as a testament to extraordinary engineering, offering exceptional resistance to corrosion. This masterful creation is a hallmark of durability, designed to remain pristine and untarnished as time progresses. Its incredibly robust structure not only conquers the challenges of wear and tear but also showcases an impressive resilience to elevated temperatures. This ensures an exceptional lifespan with unwavering reliability, making it an indispensable choice for long-term usage.


Explore the unparalleled freedom of customization with our exquisite manhole covers. The design details, encompassing intricate patterns, precise lettering, and distinct logos, can be deftly customized to perfectly align with your exact specifications. This allows for a truly unique and personalized finish that elevates the aesthetic to an extraordinary level, setting your project apart with unmatched distinction.
Purposefully designed with adaptability as a core feature, our product emerges as the ultimate solution for a wide array of environments. Whether situated in serene pedestrian walkways or up against the bustling dynamics of busy roads, it is engineered to excel. With a meticulous design that accommodates a broad spectrum of load capacities, it stands as the quintessential choice for both light and heavy-duty applications. Experience remarkable versatility and reliability, ensuring confidence in diverse scenarios.


Q1: Are you a trading company or factory?
A: We are a manufacturing factory.
Q2:Can l get samples before order ?
A:Yes, of course. Usually our samples are free,we can produce by your samples or technical drawings.
Q3: How to get a quotation?
A: Provide us with the production requirements, size, quantity and arrival port, and we will promptly quote.
Q4:How can l get a quotation from you ?
A:You can leave us message, and we will reply every message in time. Or we may talk online.
Q5:What productinformation do lneed to provide?
A: You need to provide the arade, width, thickness, coating and the number of tons you need to purchase.
Q6:How to guarantee the quality of your products ?
A: We have lS09001 quality system certification , and strict detection during production.
Q7:Does the product have qualityinspection before loading?
A:Of course, all our products are strictly tested for quality before packaging, and unqualified products will be destroyed.we accept the third party inspection absolutely.