Is the PN25 Dismantling Joint convenient for later pipeline inspection, maintenance and component replacement?

Yes. The split bolted flange design allows quick disassembly without cutting pipelines. Workers can easily separate connected pipes, inspect internal sealing parts or replace damaged rubber gaskets, cutting down pipeline maintenance downtime significantly.

Pn25 Fire Fighting Special Iron Joint for Fire Water Pipeline Connection

Name: Pn25 Fire Fighting Special Iron Joint for Fire Water Pipeline Connection
Brand: Shandong Shengshi Fenghuang Fluid Control System Co., Ltd.
SKU: 2312799185

Shandong, ChinaShandong Shengshi Fenghuang Fluid Control System Co., Ltd.

US$15.00-45.00

10 Pieces

Product specifications

Color

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Standard

ANSI, DIN, GB

Type

Welding Flange

Material

Alloy Steel

Structure

Round

Connection

Flanged

Sealing Surface

Manufacturing Way

Forging

Color

Blue

Customized Support

OEM, ODM, Obm

Brand

Phoenix

Delivery Time

Transport Package

Carton or Wooden Box

Specification

Trademark

phoenix

Origin

China

Key features

PN25 Pressure Rating: Rated for 25 bar maximum nominal working pressure suitable for high-pressure systems.

Ductile Iron Construction: Body made of high-strength ductile iron with anti-corrosion epoxy coating.

No Welding Required: Clamping sealing structure eliminates need for welding or thread cutting during installation.

Pipe Displacement Compensation: Absorbs axial movement and minor angular misalignment to avoid stress damage.

Wide Pipe Compatibility: Connects plain-end steel, cast iron, PVC pipes, and flanged valves/equipment.

One-Year Warranty: Covers non-human-caused quality issues with free repair or replacement.

24/7 Technical Support: Online service team available for usage questions and operational difficulties.

OEM and ODM Support: Offers full, minor, and flexible customization from designs or samples.

Company profile

High Repeat Buyers ChoiceImporters and ExportersQuality AssuranceProduct Certification

Shandong Shengshi Fenghuang Fluid Control System Co., Ltd.

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 2 years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤10.39h

AI-Powered supplier vetting

SummaryThe supplier demonstrates professional technical, 3D design, customization, ODM, OEM, inventory, and documented finished-product inspection capabilities. It reports ISO9001:2015, ISO45001:2018, and ISO14001 management-system certifications, five production lines, a 15-workday peak- and off-season lead time, and three export-trade staff. However, it has only one R&D engineer, no available SDK, no valid manufacturing contract with affiliated subcontractors, no overseas warehouse, overseas agents or branches, or offline trade-show participation. The provided financial records report zero operating revenue, operating cost, gross profit, and operating profit for the stated years, which limits evidence of financial strength. Customer evidence is also limited: no Fortune 500 cooperation is reported, although repeat buyers are stated at 50%–80% and OEM service for well-known brands is claimed.

Supplier typeThe supplier is identified as a professional technical supplier and its company type is recorded as 'Combined.' It also describes offerings spanning export trade, manufacturing, service, quality control, R&D, and sustainable development, supporting a combined technical and manufacturing profile.

CertificationsThe supplier reports ISO9001:2015, ISO45001:2018, and ISO14001 management-system certificates. Product compliance certification is listed only as 'Others,' so the evidence clearly supports management-system certification but does not specify a recognized product-standard certificate.

Financial creditThe provided financial records report zero operating revenue, operating cost, gross profit, and operating profit for 2024, with zero operating revenue also reported for 2023. This is explicit adverse financial information, although the slices do not explain the reporting scope or reason for the zero values.

R&D capabilityThe supplier reports professional R&D capability, new products during the past year, ODM services, and one R&D engineer. However, it has no available SDK, and the evidence does not establish the scale or depth of its innovation resources beyond that single engineer.

Production capacityThe supplier reports five production lines, inventory capability, and average lead times within 15 workdays in both peak and off seasons. Countervailing operational weaknesses include no valid manufacturing contract with affiliated subcontractors, no continuous quantity reconciliation for each batch or mass production, and no standard operating procedure for outsourced manufacturing.

Customization capabilityThe supplier explicitly offers customization from designs, customization from samples, full customization, minor customization, and flexible customization. It also reports 3D software design services, ODM capability, and OEM service for well-known brands, providing strong direct evidence of broad customization support.

Product Q&A

Q:What kinds of pipes and equipment can the PN25 Dismantling Joint connect together on construction sites?

This flexible flange connector supports quick transitional assembly for plain-end steel pipes, cast iron tubes, PVC pipelines, as well as all standard flanged valves and flanged mechanical devices, matching most mainstream pipeline materials in municipal and industrial projects.

Q:Why does this dismantling joint not require welding or thread cutting during installation?

It adopts a clamp-type sealing structure with high-quality rubber sealing washers and bolt fasteners. The whole assembly only needs bolt tightening without complex hot work or thread machining, greatly shortening on-site construction time and lowering construction risks.

Q:What pipeline displacement problems can the PN25 Dismantling Joint effectively compensate?

The joint can well absorb pipe assembly offsets, axial stretching or shrinking shifts and minor angular deflection generated by temperature changes or foundation settlement, which reduces extra stress on the whole pipeline and avoids crack and leakage risks.

Q:What industries and pipeline systems are suitable for installing this PN25 ductile iron dismantling joint?

It features stable leak-tight sealing and strong tensile resistance, widely applied in urban water supply & drainage networks, municipal infrastructure, chemical processing plants, sewage water treatment stations and all kinds of building indoor pipeline systems.

Q:What are the advantages of using high-strength ductile iron as the main body material of this dismantling joint?

Ductile iron brings superior structural toughness, strong pressure resistance and anti-corrosion performance. The product can operate stably under PN25 pressure environments for long periods and resist impact damage during transportation and pipeline operation.