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Product profile
Customization
AvailableAfter-sales Service
Online SupportWarranty
Long-Term UseType
Ductile Iron PipesUsage
Water SupplyJoint Type
Flexible JointSection Shape
RoundCertification
ISO2531, EN545, EN598, ISO4179, ISO8179Shape
RoundCustomized
CustomizedGasket Material
SBRModel Number
K9,K8,C25,C30,C40Length
6m/5.7mHardness
230Pipe Wall Thickness
6.0mm--15.3mmPull Strength
420MPaYield
300Material
Ductile IronInternal Coating
Mortar Cement Lining/High Alumina Cement Mortar LiExternal Coating
Zinc + Bitumen Painting /Epoxy PaintingTransport Package
in Bulk /by ContainerSpecification
DN80-2600Trademark
DingginOrigin
Liaoning ChinaHS Code
73269090Production Capacity
12000 Ton/MonthKey features
Multi-Standard Compliance: Certified under ISO2531, EN545, EN598, ISO4179, and ISO8179 for global quality assurance.
Customizable Specifications: Offers customized models (K9, K8, etc.), lengths (6m/5.7m), and wall thicknesses.
Versatile Coating Options: Internal and external coatings can be customized according to specific customer requirements.
High-Strength Material: Made of Ductile Cast Iron GGG50 with yield strength of 300MPa and pull strength of 420MPa.
Flexible Joint Design: Features push-on, K-type, and self-restrained joints for secure and easy installation.
Wide Application Scope: Suitable for water supply, drainage, sewage, irrigation, and various water pipeline projects.
Reliable Warranty Support: Provides long-term use warranty and online after-sales support for customer peace of mind.
Flexible Shipping Options: Available in 6m for bulk shipment and 5.7m for container shipment to optimize logistics.
Company profile

CertifiedBusiness Type: Trading CompanyExport Year: 2011-11-25Nearest Port: DALIAN, QINGDAO, TIANJINAverage Response Time: ≤5.90h CertifiedTerms of Payment: LC, T/T, D/P CertifiedInternational Commercial Terms(Incoterms): FOB, CIF, CFR
AI-Powered supplier vetting
SummaryDinggin Hardware (Dalian) Co., Ltd. is identified as a Chinese trading company established in 2011, with 21 employees and 10 reported production lines. It offers cast iron, ductile iron, stainless steel, IBC, baluster, ornament, and chain products, with stated standards for several pipe and fitting categories. Reported output includes 60,000 tons of ductile iron pipes and fittings and 12,000 tons of cast iron pipes and fittings annually, while export sales account for 71%–90% of total sales. The supplier claims online support, after-sales service, quality management practices, and sales to 45 countries. However, supplier-management-system certification is listed as NIL, R&D experience is limited to two years, and the available information does not establish formal customization capability, financial credibility, or specific customer cases.
Supplier typeThe supplier is explicitly classified as a Trading Company and operates as a limited company in China. Its stated business scope spans hardware, industrial equipment, metallurgy, manufacturing, and construction-related products, with product keywords covering pipes, fittings, IBC tanks, balusters, and tire protection chains.
CertificationsSupplier-management-system certification is explicitly listed as NIL. The supplier claims to follow a quality management system and states that products have relevant certificates and follow standards including BS EN877, CSA B70, ASTM A888, ISO2531, EN545, and EN598, but the actual certificates are not provided in the slices.
After-Sales capabilityThe supplier explicitly offers communication by email, phone, and WhatsApp, along with online support and after-sales service. It also describes a team focused on quality control and customer service, providing direct evidence of stated support capability.
Production capacityThe supplier reports 10 production lines and annual output of 60,000 tons of ductile iron pipes and fittings, 12,000 tons of cast iron pipes and fittings, and 1,000 IBC pieces. It also reports a 182.3 m² manufacturing plant and one-month fulfillment times in both peak and off-peak seasons, providing explicit evidence of production and delivery capacity.
Product Q&A
Q:What standards does the ductile iron pipe comply with?
A:
The pipes comply with ISO2531, EN545, EN598, ISO4179, and ISO8179 standards.
Q:Can the pipe specifications be customized?
A:
Yes, we offer customized models (K9, K8, C25, etc.), lengths (6m or 5.7m), and wall thicknesses.
Q:What coating options are available?
A:
Internal coatings include cement mortar and epoxy; external coatings include zinc+bitumen and epoxy. Coatings can be customized per customer requirements.
Q:What is the material and strength of the pipe?
A:
Made of Ductile Cast Iron GGG50 with a yield strength of 300MPa and pull strength of 420MPa.
Q:What types of joints are available?
A:
We provide push-on joints (Tyton joint), K type joints, and self-restrained joints.
Send Inquiry
*To:
DINGGIN HARDWARE(DALIAN) CO., LTD.
DINGGIN HARDWARE(DALIAN) CO., LTD.*Content:
Supplier replies will be sent to your registered email
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