- 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 expertly crafted from top-grade ductile cast iron. Introducing our premium-grade, Durable Cast Iron Manhole Cover, artfully designed for industrial applications. With precision engineering and craftsmanship by Cangzhou Great Casting Technologies Limited Company, this sturdy manhole cover guarantees enduring durability and unwavering reliability, making it the essential choice for demanding industrial environments.
Our square manhole covers are extensively utilized in water meter wellheads, power wells, sewage wells, and various other locations. With customizable anti-skid and logo patterns to meet your specific requirements, we also offer the option to add locks, smart devices, and other essential accessories. Discover the ideal fusion of strength and resilience with our cast iron solutions, tailor-made to satisfy your heavy-duty demands.We warmly invite customers from around the globe to visit and collaborate with us.
The clear opening sizes available are as follows:
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 |




Cangzhou Great Casting Technologies Limited Co., Ltd, established in January 2010. Nestled in the thriving city of Cangzhou,,Hebei Province, the company boasts a strategic location, close to the bustling hubs of Beijing & Tianjin in the north,Qiluin the south, with the Jinghu Highway to the west, and the proximity to the Jingshan Highway and Huanghua Port in the east. This advantageous geographic positioning ensures that transportation is incredibly convenient. The company spans an impressive expanse, with three dynamic production
factory areas covering around 30,000 square meters, and equipped withfixed assets valued at 30 million yuan. With a dedicated team of 180 employees , including 30 skilled professionals and technical experts, the company's annual production capacity for manhole cover products reaches an impressive 25,000 tons.Specializing in the creation of EN124 standard series ductile iron products, the company offers an extensive range including A15
,B125,C250,D400,E600,F900, and a variety of other trench manholecovers. Moreover, these yproducts consistently adhere to national standards GBT23858-2009, GBT15831-2003, CJT511-2017, CJT121-2000, JC889-2001.
With a full suite of cutting-edge production and testing equipment, the company has meticulously established and continually refined its quality management system, strictly adhering to the ISO9001:2000 standards.
Guided by a commitment to quality as the foundation of survival, and credibility as the path to development, the company eagerly anticipates collaborating with customers globally, fostering mutual benefit and embarking on remarkable ventures together!




Our ball mill cast iron manhole covers are engineered to offer exceptional resistance against corrosion, ensuring durability and longevity. They are masterfully designed to resist wear and can withstand high temperatures, making them a reliable choice for challenging conditions.


With our solutions, you can personalize the panel pattern, lettering, and logo to meet your specific needs, offering a tailored approach to design that reflects your brand or project requirements.
Our products are crafted to suit a diverse range of environments, whether in pedestrian zones or bustling roadways. They are thoughtfully engineered with varying load-bearing capacities to accommodate both light and heavy-duty applications, ensuring optimal performance no matter the setting.


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.