Heavy-Duty Grooved Flange for Fire-Fighting Applications and Safety

Name: Heavy-Duty Grooved Flange for Fire-Fighting Applications and Safety
Brand: Loong Sun Pipe Fittings Industrial Co., Ltd.
SKU: 2150605272

Shanxi, ChinaLoong Sun Pipe Fittings Industrial Co., Ltd.

US$0.20-1.99

100 Pieces

Product specifications

Specification

Sample price:US$0.80/piece.Request sample

Product profile

Customization

Available

After-sales Service

Support

Warranty

One Year

Model NO.

Flange

Connection

Flange

Flexible or Rigid

Rigid

Material

Ductile Iron

Standard

Technics

Casting

Application

Fire Fighting, Water System, Gas Pipeline System

Surface

Painting

Work Pressure

Pn25/2.5MPa/363psi/25bar/Class150

Maximum Temperature

-20℃~120℃

Customized Support

OEM,ODM

Transport Package

Cartons or Customized

Specification

DN76~DN219

Trademark

LSZZ

Origin

Shanxi, China

HS Code

730711000

Production Capacity

30, 000 Tons/Year

Key features

Direct Flange Transition: Seamlessly connects grooved pipes to flanged valves and pumps, ensuring a 100% leak-free mechanical joint.

Hassle-Free Bolt Alignment: Stop struggling with fixed, misaligned flange holes; our design allows free rotation on the pipe for effortless bolt alignment.

60% Faster Connection: Eliminates tedious flange-to-pipe welding and multi-step leveling, slashing equipment connection time by up to 60%.

Vibration-Heavy Pump Rooms: Perfect for connecting heavy machinery like HVAC chillers and fire pumps, absorbing operational shock to protect downstream equipment.

Lighter Than Forged Steel: Provides identical high-pressure ratings as heavy forged carbon steel flanges but with 30% less weight, drastically reducing shipping costs and installer fatigue.

Pump Rooms & Valve Manifolds: Perfect for bridging headers to butterfly valves, check valves, and high-vibration suction inlets in mechanical pump rooms.

Easy Angular Bolt Alignment: The split-ring or loose adapter design allows independent flange rotation, making bolt-hole alignment effortless without twisting pipes.

Groove-to-Flange Adaptation: Provides a direct, bolt-on transition that seamlessly bridges standard grooved pipes to flanged valves and machinery.

High-Tensile Ductile Matrix: Molded from grade QT450-10 ductile iron, ensuring the flange ring won't crack or warp under high bolt-tightening torque.

Fusion-Bonded Epoxy Finish: Red infrared-cured coating provides a smooth, scratch-resistant shell that guards the bolt holes against heavy rust.

Company profile

High Repeat Buyers ChoiceFull CustomizationStandardized quality controlManagement Certification

Loong Sun Pipe Fittings Industrial Co., Ltd.

Shanxi, 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: Confidential CertifiedNearest Port: Tianjin PortAverage Response Time: ≤15h

AI-Powered supplier vetting

SummaryThe supplier demonstrates structured manufacturing and service processes, including valid manufacturing-capacity contracts, inventory capability, written service procedures, corrective-action controls, and complaint-handling records. It holds ISO9001:2015, ISO45001:2018, and ISO14001 certifications and reports fire-drill activity. Customization and ODM services are available across samples, designs, and full customization. Production-related information indicates lead times within 15 workdays in both peak and off-season periods and access to 10 qualified service suppliers. However, the supplier has no overseas warehouse, showroom, agent, or branch, and reports no new products during the past year. Financial data is insufficiently interpretable because the provided values are coded or incomplete, so financial credibility cannot be conclusively assessed. No specific customer cases are provided.

Supplier typeThe supplier is evidenced as a manufacturing-oriented company with contracted manufacturing capacity, inventory capability, production/testing equipment, and access to Tianjin Port. It does not maintain overseas warehouses, showrooms, agents, or branches, indicating a primarily factory-direct and domestically based operating model.

CertificationsThe supplier reports ISO9001:2015, ISO45001:2018, and ISO14001 certifications in both sustainability and management-system information. Product compliance is recorded only as “Others,” without a specific product standard or certificate, so the management certification evidence is stronger than the product-certification evidence.

After-Sales capabilityWritten procedures and followed records are reported for service assessment, corrective and preventive actions, and customer complaint handling. However, the supplier has no overseas service countries, overseas agents, branches, warehouses, or showrooms, which limits its demonstrated local overseas support infrastructure.

Production capacityProduction capability is supported by listed testing and manufacturing-related equipment, valid contracts with associated subcontractors, inventory capability, and reported order fulfillment within 15 workdays during both peak and off-season periods. The supplier also identifies 10 qualified service suppliers, although total production capacity is not quantified.

Customization capabilityThe supplier explicitly provides customization from samples, customization from designs, full customization, minor customization, and flexible customization, alongside ODM service availability. These repeated and broad service declarations directly support strong customization coverage.

Product Q&A

Q:Are you a factory or a trader?

We are a manufacturer integrating industry and trade. Welcome to visit our company.

Q:Can I add my LOGO to the product?

We support on-demand customization, including LOGO customization, color customization, appearance size customization, etc.

Q:What payment methods do you support?

We support T/T, Western Union, PayPal, cash, etc. The details can be negotiated.

Q:What are your modes of transportation?

We usually choose the appropriate mode of transportation (sea, air, land) according to the conditions of the goods, or we can choose the mode of transportation according to your requirements.

Q:How can I get an accurate quotation?

You can first send your specific demand information and product pictures, and we will customize a solution for you according to your needs and inform you of the specific price.