What types of joints are available?

Available joint types include Push-on (Tyton), K type, and self-restrained joints.

Is an inspection certificate provided?

Yes, a factory inspection certificate is issued for every shipment.

High Quality Di Pipe Coupling

Name: High Quality Di Pipe Coupling
Brand: DINGGIN HARDWARE(DALIAN) CO., LTD.
SKU: 1939844442

Liaoning, ChinaDINGGIN HARDWARE(DALIAN) CO., LTD.

US$650.00-750.00

25 Tons

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Type

Ductile Iron Pipes

Usage

Water Supply

Joint Type

Flexible Joint

Section Shape

Round

Certification

ISO2531, EN545, EN598, ISO4179, ISO8179

Shape

Round

Customized

Gasket Material

SBR

Model Number

K9,K8,C25,C30,C40

Length

6m/5.7m

Hardness

230

Pipe Wall Thickness

6.0mm--15.3mm

Pull Strength

420MPa

Yield

300

Material

Ductile Iron

Internal Coating

Mortar Cement Lining/High Alumina Cement Mortar Li

External Coating

Zinc + Bitumen Painting /Epoxy Painting

Transport Package

in Bulk /by Container

Specification

DN80-2600

Trademark

Dinggin

Origin

Liaoning China

HS Code

73269090

Production Capacity

12000 Ton/Month

Key features

ISO & EN Certified Quality: Meets ISO2531, EN545, EN598, ISO4179, and ISO8179 standards for reliable performance.

Customized Dimensions Available: Offering customized lengths of 6m for bulk and 5.7m for container shipments.

Diverse Coating Options: Internal and external coatings customizable per customer requirements including cement and epoxy.

High Pressure Resistance: Designed for PN10, PN16, PN25, and PN40 pressure ratings suitable for various projects.

Versatile Joint Types: Available with Push-on, K type, and self-restrained joints for flexible installation.

Durable Ductile Iron Material: Constructed from GGG50 ductile cast iron ensuring high strength and longevity.

Comprehensive Inspection: Factory inspection certificate issued for every shipment to guarantee quality.

Wide Application Scope: Ideal for water supply, drainage, sewage, irrigation, and general water pipeline projects.

Company profile

DINGGIN HARDWARE(DALIAN) CO., LTD.

Liaoning, China

CertifiedBusiness Type: Trading CompanyExport Year: 2011-11-25Nearest Port: DALIAN, QINGDAO, TIANJINAverage Response Time: ≤5.36h 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.