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Product profile
Customization
AvailableAfter-sales Service
AvaliableWarranty
AvaliableType
Ductile Iron PipesUsage
Water SupplyJoint Type
Flexible JointSection Shape
RoundCertification
ISO2531, EN545, EN598, ISO4179, ISO8179Shape
RoundCustomized
CustomizedGasket Material
SBRApplication
Potable Water, Sewage WaterPipe Wall Thickness
K7, K8, K9, Class C25 C30 C40Hardness
230hbPull Strength
420Yield
300Material
Ductile IronExternal Coating
Zinc + Bituminous PaintInternal Coating
Cement Mortar LiningTest
Hydraulic TestPacking
Bulk or BundledTransport Package
in Bulk /by ContainerSpecification
DN80-DN2600Trademark
DingginOrigin
Liaoning ChinaHS Code
73269090Production Capacity
12000ton/MonthKey features
ISO2531 Certification: Meets ISO2531, EN545, EN598, ISO4179, and ISO8179 standards.
Customizable Wall Thickness: Available in K7, K8, K9, and Class C25, C30, C40 options.
Flexible Joint Options: Supports Push-on, K type, and self-restrained joint types.
Multiple Coating Choices: Internal cement mortar or epoxy; External zinc or epoxy coatings.
Ductile Iron Material: Made from high-strength Ductile Cast Iron GGG50.
Wide Pressure Range: Rated for PN10, PN16, PN25, and PN40 pressure classes.
After-Sales Support: Warranty and after-sales service are available for all units.
Factory Inspection: Inspection certificate issued for every shipment.
Company profile

CertifiedBusiness Type: Trading CompanyExport Year: 2011-11-25Nearest Port: DALIAN, QINGDAO, TIANJINAverage Response Time: ≤2.45h 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 this pipe meet?
A:
The pipe meets ISO2531, EN545, EN598, ISO4179, and ISO8179 standards.
Q:What are the available wall thickness classes?
A:
Available classes include K7, K8, K9, and C25, C30, C40.
Q:What joint types are supported?
A:
We support Push-on (Tyton), K type, and self-restrained joints.
Q:What are the internal coating options?
A:
Options include Portland cement, Sulphate Resistant cement, High-Aluminum cement, Fusion bonded epoxy, Liquid epoxy, and Black bitumen.
Q:What is the standard pipe length?
A:
Effective length is 6m for bulk shipment and 5.7m for container shipment.
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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