Are there discounts for large orders?

Yes, we have special preferential policies and rebates for customers with high demand and large sales volumes.

What is the working pressure rating?

The standard working pressure for these ductile iron couplings is 2.5MPa.

Kanaifu Ductile Iron Grooved Water System Pipe Fitting Flexible Coupling FM UL

Name: Kanaifu Ductile Iron Grooved Water System Pipe Fitting Flexible Coupling FM UL
Brand: Kanaifu Group (Shanxi) Piping Systems Co., Ltd
SKU: 2163366555

Shanxi, ChinaKanaifu Group (Shanxi) Piping Systems Co., Ltd

US$0.30-10.00

100 Pieces

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Standard Or Nonstandard

Standard

Speed

Customized

Model NO.

coupling

Structure

Flexible

Material

Ductile Iron

Type

Water Coupling

Surface Treatment

Galvanized

Working Pressure

2.5MPa

Application

Fire Fighting System/Water Supply System/Pollution

Transport Package

Carton Box

Specification

1/2"---4"

Trademark

k&f

Origin

Shanxi, China

HS Code

73071900

Production Capacity

50000 Tons

Key features

FM & UL Certified: Products hold valid FM and UL certificates for quality assurance.

Ductile Iron Material: Made from standard GB/T1348 ductile iron with hot-dip galvanizing.

Wide Size Range: Available sizes from DN25 to DN300 for various pipe connections.

Flexible Structure: Designed as flexible couplings suitable for water and fire systems.

Custom Manufacturing: OEM/ODM services available; customized fittings produced per drawings.

2-Year Warranty: Comprehensive 2-year warranty coverage for all pipe fittings.

Multi-System Application: Suitable for fire fighting, water supply, pollution discharge, and gas.

25-Year Manufacturer: Established foundry group with 25 years of production history.

Company profile

High Repeat Buyers ChoiceFast DeliveryPatents AwardedExhibition Experience

Kanaifu Group (Shanxi) Piping Systems Co., Ltd

Shanxi, China

Business Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableAverage Response Time: ≤0.41h

AI-Powered supplier vetting

SummaryThe supplier operates in gear reducers, gearboxes, gears, railway vehicle accessories, pumps, firefighting equipment, and environmental-protection equipment. It demonstrates broad customization capability, documented inspection and service procedures, in-stock capacity, OEM experience for well-known brands, and participation in the Tube & Wire trade show. Production resources include CNC lathes, automatic tapping, pressure testing, galvanizing, shot blasting, annealing, molding, and material-testing equipment. However, the supplier lacks an SDK, overseas warehouses, overseas showrooms, overseas agents or branches, and has no valid manufacturing-capacity contract with related subcontractors. Certification ownership, customer-specific case details, and environmental and fire-drill status are not sufficiently evidenced.

Supplier typeThe stated business scope identifies the supplier as a manufacturer and seller focused on gear reducers, gearboxes, gears, railway locomotive and vehicle accessories, pumps, firefighting equipment, and environmental-protection equipment. This supports classification as an industrial equipment manufacturer with related sales activities.

After-Sales capabilityThe supplier has documented corrective and preventive action and complaint-handling procedures with records, plus written supplier-service assessment procedures. It also reports in-stock capacity, but lacks overseas warehouses, showrooms, agents, or branches and reports zero countries with overseas services, limiting demonstrated international after-sales coverage.

R&D capabilityThe supplier reports no available SDK, and no specific R&D achievements, patents, laboratories, or product-development outcomes are provided. The absence of an SDK is an explicit limitation for SDK-based development capability.

Production capacityProduction capability is supported by inspection instructions that are uniformly followed, in-stock capacity, and equipment including CNC lathes, automatic tapping and pressure-test production lines, galvanizing lines, shot blasting, annealing, molding, and material-testing equipment. However, there is no valid contract covering manufacturing capacity between the factory and related subcontractors, which is a documented capacity-governance deficiency.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization. This is direct evidence of broad customization capability.