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Product profile
Customization
AvailableType
Ductile Iron PipesUsage
Water SupplyModel NO.
ISO2531/EN545Joint Type
Flange JointSection Shape
RoundCertification
ISO2531, EN545, EN598, ISO4179, ISO8179Shape
RoundCustomized
CustomizedGasket Material
SBRProduct Name
Ductile Iron PipesClass
K9 .K8 K7 Pn 10.Pn16Factory Certifiacte
ISO9001Zinc Coat
130G/M2Bitman Coat
70 UmGasket
SBR, NBR, EPDMCertificate
Coc Issued by SGSExport Experience
More Than 10yearsQuality Control
100% TestLength
6m.5.7m 5.6m .5.5mTransport Package
Wood Pallat, Steel StripSpecification
EN545/ISO2531Trademark
DingginOrigin
Hebei, ChinaHS Code
73030090Production Capacity
500ton/MonthKey features
Multi-Certification Compliance: Meets ISO2531, EN545, EN598, ISO4179, and ISO8179 standards for global quality assurance.
Customizable Coating Options: Coating can be customized to zinc-aluminum alloy, PU, or other specific requirements.
Wide Size Range: Available in DN 80 to 2,600 mm to suit various water supply project scales.
Rigorous Quality Control: 100% tested via automatic inspection equipment including hydrostatic and dimensional checks.
Flexible Joint Types: Offers push-on, K type, and self-restrained joints for easy installation and fixing.
Experienced Exporter: Over 10 years of export experience with SGS certification and ISO9001 factory certificate.
Optimized Shipping Lengths: Standard 6m for bulk shipment and 5.7m for container shipment to maximize efficiency.
Company profile

CertifiedBusiness Type: Trading CompanyExport Year: 2011-11-25Nearest Port: DALIAN, QINGDAO, TIANJINAverage Response Time: ≤3.56h 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 certifications do the pipes have?
A:
The pipes comply with ISO2531, EN545, EN598, ISO4179, and ISO8179 standards. We also provide SGS certification and hold an ISO9001 factory certificate.
Q:Can the pipe coating be customized?
A:
Yes, the coating can be customized. Options include zinc-aluminum alloy, PU, and other specific requirements beyond the standard zinc and bitumen coatings.
Q:What are the standard pipe lengths?
A:
The standard length is 6m for bulk shipment and 5.7m for container shipment. Other lengths like 5.6m and 5.5m are also available.
Q:What is the minimum order quantity (MOQ)?
A:
The provided text does not specify a minimum order quantity. Please contact the supplier directly for specific MOQ details.
Q:What are the payment terms?
A:
We accept LC (Letter of Credit), T/T (Telegraphic Transfer), and D/P (Documents against Payment) as terms of payment.
Send Inquiry
*To:
DINGGIN HARDWARE(DALIAN) CO., LTD.
DINGGIN HARDWARE(DALIAN) CO., LTD.*Content:
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