Can you provide relevant documentation and certificates?

Yes, we provide ISO9001, ISO24001, ISO45001, CE, BV, ABS, SIRIM, TUV-SUD, Test Reports, Material Analysis Certificates, and Certificates of Origin.

Do you provide free samples?

Free samples are available if in stock, but the air or courier cost must be paid by the customer.

What are your payment terms?

Orders under 2000 USD require 100% in advance. Orders over 2000 USD require 30% T/T in advance with the balance before shipment. L/C is also available.

High Quality Ductile Iron DN300 Pn25 Backflow Preventer

Name: High Quality Ductile Iron DN300 Pn25 Backflow Preventer
Brand: Dvk International Co., Ltd.
SKU: 2062628852

Jiangsu, ChinaDvk International Co., Ltd.

US$50.00-5,000.00

20 Pieces

Sample price:US$50.00/piece.Request sample

Product profile

Customization

Available

Media

Water

Temperature

Ordinary Temperature

Material

Ductile Iron

Connection Form

Flange

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

JIS/ANSI/GB/DIN

Application

Industrial Usage, Water Industrial Usage, Household Usage

Size

DN50 - DN300(2'' - 12'')

Nominal Pressure

Pn 16

Temperature Range

0°c ~ 80°c

Suitable for

Water and Neutral Liquids

Connection Standard

BS En1092-2

Face to Face Standard

BS En558-1 Basic

Pressure Test Standard

BS En12266-1, Ap

Transport Package

Carton and Pallets

Trademark

OEM

Origin

China

HS Code

8481804090

Production Capacity

50000/Years

Key features

Wide Size Range: Available in sizes from DN50 to DN600 (2'' to 24'') to suit various pipe diameters.

Durable Materials: Constructed with cast iron body and stainless steel components for long-lasting performance.

Multiple Standards: Complies with JIS, ANSI, GB, DIN, and specific BSEN standards for global compatibility.

Customization Options: OEM/ODM services available including custom logos, nameplates, and new mold creation.

Comprehensive Certifications: Holds ISO9001, CE, BV, ABS, SIRIM, and TUV-SUD certifications for quality assurance.

Flexible Delivery: Stock items ship in 1-2 weeks; custom orders typically require 4-8 weeks depending on quantity.

Seaworthy Packaging: Products are packed in durable plywood cases suitable for safe ocean freight transport.

Company profile

Dvk International Co., Ltd.

Jiangsu, China

CertifiedBusiness Type: Trading CompanyExport Year: 2016-07-08Nearest Port: ShanghaiAverage Response Time: ≤4.60hTerms of Payment: LC, T/T, Western UnionInternational Commercial Terms(Incoterms): FOB, CFR, CIF

AI-Powered supplier vetting

SummaryDVK International Co., Ltd. is a trading company based in Nanjing, Jiangsu, China, primarily involved in HVAC and waterworks fluid control solutions. Established in 2010, it operates with a focus on green energy-saving technology. The company exports 90% of its products, with a strong presence in various global markets. Despite having only eight employees, it manages over ten production lines and handles an annual production output exceeding US$100 million. Its product offerings include a wide range of valves and related accessories.

Supplier typeDVK International Co., Ltd. is registered as a trading company, indicating its primary business involves the trade of goods rather than manufacturing.

R&D capabilityThe company is committed to promoting green energy-saving technology, suggesting a focus on innovative solutions in its industry sector.

Production capacityWith over ten production lines and an annual output exceeding US$100 million, the supplier demonstrates substantial production capability.

Client casesThe supplier claims to have OEM partnerships with famous brands and a strong market reputation, implying successful customer engagements.

Product Q&A

Q:Are you a manufacturer or trading company?

DVK Valve is a specialized valve manufacturer, backed by a skilled and experienced R&D team.

Q:Do you make OEM or ODM products?

Yes, if quantity is attractive enough, we can create new molds, cast bodies with your logo and nameplate. If quantity is not attractive, we provide nameplates or labels only.

Q:What kinds of valves can you supply?

We supply butterfly valves, ball valves, check valves, gate valves, control valves, brass valves, bronze valves, strainers, and valve fittings.

Q:How long is your delivery time?

For stock items, delivery is 1-2 weeks. For out-of-stock items, it takes 4-8 weeks depending on the quantity.

Q:What is the package and how do you ship the goods?

We typically use seaworthy plywood cases. Shipping is usually by sea, but other methods can be arranged upon request.