Yes, we have a strong research & development team. The products can be made according to your request.

Can you provide the relevant documentation and certificate?

Yes, We can provide the international certificates and relevant chemical analysis, mechanical properties, pressure test reports according to the customers need.

How to deal with after sales ?

warranty time : 18months from the shipment ; and we will be responsible for all the quality problems. We will provide process guidance services, replacement parts, on-site guidance and maintenance services. (both parties shall negotiate the relevant expenses)

Dustproof Breathing Valve with Flame Arrester

Name: Dustproof Breathing Valve with Flame Arrester
Brand: Zhejiang Naibang Valve Co., Ltd.
SKU: 913088825

Zhejiang, ChinaZhejiang Naibang Valve Co., Ltd.

US$175.00

5-99 Pieces

US$10.00

100+ Pieces

Product profile

Customization

Available

Size

DN50 - DN300

Class

150lb to 2500lb

Certificates

API 6D, Ce, ISO9001

Application Fields

Light Industrial, Electric Power, Petroch

Delivery Detail

20~45 Days According to The Specific Quantities

Transport Package

Standard Export Wooden Case

Specification

API6D, ISO9001, CE, SGS, etc

Trademark

NIPO

Origin

Wenzhou, Zhejiang, China

HS Code

8481804090

Production Capacity

2000PCS/Year

Key features

Flame Arrester Integration: Prevents explosion and stops flame spread for storage tanks handling flammable liquids.

Pressure Balance Protection: Maintains internal tank pressure balance to prevent vacuum or over-pressure damage.

Wide Size Range: Available in sizes from DN50 to DN300 to fit various tank requirements.

Multiple Pressure Classes: Offers pressure ratings from 150lb to 2500lb for diverse industrial applications.

Certified Quality: Complies with API 6D, CE, and ISO9001 standards for reliability and safety.

Customizable Standards: Manufacturing meets customer demands for HG, JB, ANSI-B16.5, and JIS standards.

Anti-Freeze Design: Utilizes vapor heat transfer principles to prevent valve parts from freezing.

Comprehensive Warranty: 18-month warranty covering quality problems with process guidance and parts replacement.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceIn-stock Capacity

Zhejiang Naibang Valve Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs CertifiedExport Year: 24 Years CertifiedNearest Port: Shanghai Port, Ningbo PortAverage Response Time: ≤7.18h

AI-Powered supplier vetting

SummaryThe supplier is an industrial valve manufacturer serving power, wastewater, construction, petroleum-chemical, metallurgy, fertilizer, paper, and pharmaceutical applications. It provides OEM and ODM services, customization from samples and designs, in-stock capability, and documented complaint-handling and supplier-assessment procedures. Production resources include five production lines and multiple machining, grinding, coating, and inspection facilities, although quality-control staffing is below five. The supplier holds ISO9001:2015 certification and reports regular fire drills. Limitations include no overseas agents, branches, warehouses, or showrooms; no participation in offline trade shows; no available SDK; no new products in the past year; and no valid manufacturing-capacity contract with associated subcontractors. Financial evidence is insufficient for a credibility assessment because the provided entries identify years but contain no substantive financial indicators.

Supplier typeThe supplier is an industrial valve manufacturer with OEM capability for well-known brands, machining and finishing equipment, five production lines, and applications spanning power stations, wastewater treatment, construction, petroleum-chemical, metallurgy, fertilizer, paper, and pharmaceutical industries. This supports classification as an industrial valve manufacturing supplier rather than a purely trading or service company.

CertificationsThe supplier reports an ISO9001:2015 certificate and other certification, and states that quality assurance exists in its quality-control processes. However, the specific identity of the additional certification is not provided.

Production capacityThe supplier reports five production lines, extensive equipment including CNC, lathes, grinding, drilling, boring, painting, cutting, polishing, and sand-blasting machines, documented finished-product inspection instructions, inventory capability, and a typical peak-season fulfillment time of one month. However, it lacks a valid manufacturing-capacity contract with associated subcontractors, creating a documented capacity-management weakness.

Customization capabilityThe supplier explicitly provides customization from samples and designs and also offers ODM services. These statements directly support capability for customized product development and manufacturing.

Client casesThe supplier states that its products have been used in domestic large power-station projects and across wastewater treatment, urban construction, petroleum-chemical, oil extraction, metallurgy, fertilizer, paper, and pharmaceutical applications, with exports to many countries and regions. It also reports OEM service for well-known brands, although no customer names or independently verifiable case details are provided.

Product Q&A

Q:Are you trading company or manufacturer?

We are a professional valve factory Located In Wenzhou,China.

Q:What's Execution Standard of products?

ISO,ANSI,AWWA,API,DIN,BS,JIS,EN,GOST,AS standard.

Q:How long is your delivery time?

Generally it is 15 days if the goods are in stock. It is 25-30 days if the goods are not in stock, it is according to quantity.

Q:Do you provide samples ? is it free or extra ?

Yes, Welcome sample order to test and check the quality of products. The sample amount is less than $100, the product cost is free, and the customer needs to pay the express delivery fee. If the sample amount is higher than $100, and the sample cost and express delivery fee need to be negotiated by both parties.

Q:What is your terms of payment ?

30% T/T in advance ,70% balance before shipment or see copy of bill of lading.