What certifications does the product have?

The product has CE certification and is manufactured under ISO9001:2015.

What are the payment terms?

We accept T/T, L/C, D/P, D/A, and PayPal.

What is the sample delivery time?

Existing samples take 2 days; new samples with new molds take 15 days.

High-Quality Brass Check Valve for Fluid Management 1/2" to 4"

Name: High-Quality Brass Check Valve for Fluid Management 1/2" to 4"
Brand: Ningbo Bestway M&E Co., Ltd.
SKU: 766898905

Zhejiang, ChinaNingbo Bestway M&E Co., Ltd.

US$1.00

1,000 Pieces

Product profile

Customization

Available

Material

Brass

Connection Form

Thread

Model NO.

BW-C04B

Structure

Swing

Pressure

Ordinary Pressure

Function

Ddcv Double Lobe, Nrvr Silence, Sfcv Rubber Lobe, Nrvz Silence, Nrvg Silence

Sealing Form

Gland Packings Globe Valve

Flow Direction

Unidirection

Standard

DIN

Application

Industrial Usage, Water Industrial Usage, Household Usage

Product Name

China Brass Check Valve Factory

Size

1/2"-4"

Surface

Natural Brass or Nickel Plated

Testing Pressure

100% Tested with 0.6MPa - 0.8MPa by Air.

Thread

Bsp & NPT for Selecting

Transport Package

Each Valve Packed by Polybag & Carton Boxes

Specification

1/2"-4"

Trademark

Bestway

Origin

Made in China

HS Code

8481804090

Production Capacity

100000PCS/Month

Key features

Customizable Thread Types: Offers BSP and NPT thread options for flexible selection.

Customizable Surface Finish: Available in natural brass or nickel plated finishes.

OEM Service Available: Accepts OEM orders for custom brass check valves.

Wide Size Range: Sizes available from 1/2 inch to 4 inches.

High Testing Standard: 100% tested with 0.6MPa - 0.8MPa air pressure.

ISO9001 Certified: Manufactured under ISO9001:2015 management system.

Flexible Payment Terms: Supports T/T, L/C, D/P, D/A, and PayPal.

Fast Sample Delivery: Existing samples ready in 2 days; new molds in 15 days.

Company profile

Years of Export ExperienceCooperated with Fortune 500High Repeat Buyers ChoicePatents Awarded

Ningbo Bestway M&E Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 14 Years CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤1.85h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryThe supplier demonstrates strong customization, documented quality and service procedures, ISO9001:2015 and CE certification, broad export coverage, and substantial stated production capacity. It has inventory capability, accepts multiple quotation and payment terms, and reports cooperation with Fortune 500 companies and high repeat-buyer preference. However, it does not provide ODM services, OEM services for popular brands, overseas agents, branches, warehouses, or showrooms. A lack of a valid manufacturing-capacity contract with related subcontractors is a specific operational risk. Financial records are identified for 2021–2023, but the slices do not provide enough financial detail to assess credibility. The supplier also lacks an SDK and did not conduct regular fire drills during the past year.

Supplier typeThe supplier operates injection molding, ultrasonic welding, and inspection facilities, runs three production lines, maintains inventory capability, and has self-operated import/export rights. It serves a broad international market, but has no overseas agents, branches, warehouses, or showrooms; therefore, it is best characterized as a direct manufacturing and exporting supplier rather than an overseas service-network provider.

CertificationsThe supplier holds ISO9001:2015 management-system certification and CE product compliance certification. These are explicit certifications supporting quality-management and product-compliance capability.

After-Sales capabilityThe supplier has documented and followed procedures for corrective and preventive actions and customer complaints, plus inventory capability and written supplier-service assessment procedures. However, it lacks overseas agents, branches, warehouses, and showrooms, so local or overseas after-sales coverage is limited.

R&D capabilityThe supplier reports new products during the past year, has five R&D engineers, and provides multiple forms of customization. However, it has no available SDK and does not offer ODM services, so the evidence supports product-development and customization capability but not a complete platform-based innovation offering.

Production capacityThe supplier operates three production lines with injection molding, ultrasonic welding, and inspection equipment; it reports annual outputs of 1,000,000 valves, 5,000,000 plastic water meter boxes, and 1,000,000 water meters, with one-month lead times in both peak and off-season periods. Inventory capability and broad export activity further support production execution, although the absence of a valid capacity contract with related subcontractors is a documented risk.

Customization capabilityThe supplier explicitly offers customization from samples, designs, minor customization, flexible customization, and full customization. These capabilities are stated consistently across the R&D and design-service information, indicating broad customization coverage.

Client casesThe supplier reports cooperation with Fortune 500 companies, an 80%–100% repeat-buyer preference, and export markets spanning multiple global regions. These statements provide positive evidence of customer experience, although no customer names, project details, or independently verifiable case descriptions are provided.