What payment terms are accepted?

We accept LC and T/T payment terms.

Is the valve suitable for fire protection?

Yes, it is designed for one-way flow pipelines to prevent backflow in fire protection systems.

UL/FM 350psi Grooved End Swing Check Valve DN50-DN300

Name: UL/FM 350psi Grooved End Swing Check Valve DN50-DN300
Brand: NINGJIN APC INDUSTRIES INCORPORATED COMPANY
SKU: 2005732995

Shandong, ChinaNINGJIN APC INDUSTRIES INCORPORATED COMPANY

US$20.00-240.00

5 Pieces

Sample price:US$50.00/piece.Request sample

Product profile

Customization

Available

Media

Water

Temperature

Ordinary Temperature

Model NO.

MH-XQH-350G

Material

Ductile Iron

Connection Form

Grooved

Structure

Swing

Pressure

Ordinary Temperature

Sealing Form

EPDM

Flow Direction

Unidirection

Standard

ANSI 125/150, DIN 250 Pn10/16

Application

Industrial Usage, Water Industrial Usage, Fire Protection

Product Name

UL/FM 350psi Grooved End Swing Check Valve DN50-DN

Design Standard

Awwa C606

Working Pressure

350psi

Size

2"-12"

Connection Method

Grooved

Shell Test Pressure

700psi

Seal Test Pressure

525psi

Color

Fire Red

Flow Media

Water for Fire Protection

Certificate

UL, FM

Transport Package

Export Standard Wooden Case

Specification

2"-12"

Trademark

APC

Origin

China

HS Code

8481804090

Production Capacity

10000000

Key features

High Pressure Rating: Maximum working pressure of 350 PSI with 700 PSI shell test pressure.

UL and FM Certified: Approved by UL and FM for fire protection and industrial water systems.

Durable Coating: Fusion bonded epoxy coated interior and exterior (RAL3000) per AWWA C550.

Wide Size Range: Available in sizes from 2 inches to 12 inches (DN50-DN300).

Grooved Connection: Grooved end design conforming to AWWA C606 standard for easy installation.

Fire Red Finish: Shell painted in Fire Red (RAL3000) for clear identification.

OEM and ODM Service: Full customization, minor customization, and design-based customization available.

Strict Quality Control: 100% visual and function inspection with traceable raw materials.

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: ≤5.62h

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.