Is the product quality inspected before shipping?

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

What is the working pressure rating?

The working pressure ranges from PN16, PN20, to PN25.

1/2"-2" 1.6MPa Pn20 DN15 to DN50 Non Return Valve Bronze Check Valve

Name: 1/2"-2" 1.6MPa Pn20 DN15 to DN50 Non Return Valve Bronze Check Valve
Brand: Ningbo Bestway M&E Co., Ltd.
SKU: 814452385

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

US$5.00

500 Pieces

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Media

Water

Material

Bronze

Model NO.

BW-Q11

Connection Form

Thread

Driving Mode

Hydraulic

Nominal Pressure

ANSI CLASS 150-900

Channel

Straight Through Type

Structure

Flexible Ball Valve

Type

Flexible Ball Valve

Function

Bypass-Valve

Temperature

Normal Temperature

Standard

ISO9001

Application

Industrial Usage, Water Industrial Usage, Household Usage

Testing

100%

Material Type

Bronze/Gunmetal/LG2

Pressure Type

Pn20

Transport Package

Inner Poly Bag, Outer Carton or Pallet If Necessar

Specification

1/4''--4''

Trademark

BESTWAY

Origin

Zhejiang

HS Code

8481804090

Production Capacity

100000/Month

Key features

Premium Bronze Material: Constructed from high-quality C83600, C84400, B62, or Gunmetal for durability.

Wide Size Range: Available in sizes from 1/2 inch to 2 inch to fit various pipe systems.

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

100% Quality Inspection: Every unit undergoes strict visual and functional inspection before shipment.

Certified Manufacturer: ISO9001:2015 certified factory with 14 years of export experience.

Flexible Payment Terms: Accepts T/T, L/C, PayPal, Credit Card, and Western Union for convenience.

Low MOQ: Minimum order quantity is just 1 piece, ideal for testing and small batches.

Fast Delivery: Standard lead time of 15-45 days after order confirmation.

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: ≤2.10h 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.