Where are your products exported to?

We export to North America, Europe, Australia, South America, the Middle East, and Asia.

Do you have your own manufacturing facilities?

Yes, we operate our own foundry, machining workshop, coating workshop, and assembly line.

What is your quality inspection process?

We perform 100% inspection on finished products, including visual and functional checks.

4'' Wet Type Check Valve for Fire Protection Use

Name: 4'' Wet Type Check Valve for Fire Protection Use
Brand: NINGJIN APC INDUSTRIES INCORPORATED COMPANY
SKU: 1969063282

Shandong, ChinaNINGJIN APC INDUSTRIES INCORPORATED COMPANY

US$650.00

10 Pieces

Sample price:US$800.00/piece.Request sample

Product profile

Customization

Available

Sprinkler Installation

Upright

Sprinkler Head Type

Closed

Model NO.

SSBJ-300

Alarm Valve Type

Wet Alarm Valve

Automatically Opened and Closed Repeatedly

Can't Automatically Opened and Closed

Open Fire Sprinkler System Type

Water Spray System

Closed Fire Sprinkler System

Wet Fire Sprinkler System

Wet Alarm Valve Structure

Check Valve

Alarm Valve Diameter

50mm

Nozzle Flow Coefficient

115

Deluge Valve Type

Thermal Type

Transport Package

Wooden Box

Trademark

APC

Origin

China

HS Code

8481804090

Production Capacity

100000 Pieces/ Year

Key features

FM and UL Approval: Products certified with FM and UL approvals for fire protection systems.

20 Years Export Experience: Over two decades of global export experience serving USA, Europe, and Asia.

Full Manufacturing Capability: Own foundry, machining, coating workshops, and assembly line for quality control.

Comprehensive Product Range: Offers butterfly, gate, hydrant, and check valves with various connection types.

Flexible Customization: Supports full, minor, and flexible customization from samples or designs.

ISO Management Certified: Certified under ISO9001:2015, ISO45001:2018, and ISO14001 standards.

100% Product Inspection: All finished products undergo visual and functional inspection before shipment.

Competitive Pricing: Offers competitive prices for high-quality fire protection valves.

Company profile

High Repeat Buyers ChoiceExperienced Team

NINGJIN APC INDUSTRIES INCORPORATED COMPANY

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: 5 Years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤4.56h

AI-Powered supplier vetting

SummaryThe supplier demonstrates broad customization and R&D capabilities, including ODM services, private mold designs, 3D software design, and recent new-product development. It operates five production lines, reports annual valve output of 100,000 sets, and has 11–20 quality-control staff. Quality-related procedures exist for corrective actions and complaints, and the supplier reports quality assurance and OEM service for well-known brands. However, quality-control evidence also shows no raw-material traceability identification, verbal document requirements, and finished-product checks performed by packing staff. The supplier has limited overseas service infrastructure: no overseas agents, branches, warehouse, showroom, or stock capacity, and reports zero countries with overseas services. Financial credibility cannot be assessed because the provided records only identify financial-capacity years without substantive financial information. Certification holding and customer cases are also not sufficiently...

Supplier typeThe supplier is evidenced as a manufacturer and professional technical supplier with its own production lines, product output, R&D engineers, private mold designs, ODM services, and OEM service for well-known brands. The available information supports identifying it as a manufacturing-oriented supplier, although no narrower legal or trading classification is provided.

After-Sales capabilityThe supplier has documented procedures and records for corrective and preventive actions and customer complaint handling, indicating a basic service-response mechanism. However, it has no in-stock capacity, overseas warehouse, showroom, overseas agents or branches, and reports overseas services in zero countries, limiting demonstrated international after-sales coverage.

R&D capabilityThe supplier reports new-product development during the past year, ODM capability, private mold designs, 3D software design services, and 10 years of total R&D-engineer experience. These explicitly support an active product-development capability, although no SDK is available.

Production capacityThe supplier operates five production lines and reports output of 100,000 valve sets, with a pressure-testing machine and 11–20 quality-control staff. Nevertheless, it lacks in-stock capacity, has no valid manufacturing-capacity contract with associated subcontractors, and its quality controls include no raw-material traceability identification and packing-staff final checks, indicating operational and control limitations.

Customization capabilityThe supplier explicitly provides customization from samples, designs, full customization, minor customization, and flexible customization. ODM services, private mold designs, and 3D software design further support its ability to develop customized products.