What is the delivery time?

Normal products are delivered in 7-10 days, while bulk orders take 15-25 days.

Is there a minimum order quantity (MOQ)?

Yes, an MOQ of 1 piece is welcome to start cooperation.

Do you provide free samples?

Free samples are provided for first-time cooperation under sincere partnership terms.

What is your after-sales service policy?

We offer 24-hour online service, convenient return/exchange services, and free repair or replacement for non-human-caused quality issues within the warranty period.

Can you provide material certificates?

Yes, we can provide material certificates, mill certificates, pressure testing certificates, roughness certificates, and more upon request.

Stainless Steel Barb Gas Aluminum Structural 4 - 12" Plumbing Pipe Fitting

Name: Stainless Steel Barb Gas Aluminum Structural 4 - 12" Plumbing Pipe Fitting
Brand: Wenzhou Joneng Valves Co., Limited
SKU: 2290811845

Zhejiang, ChinaWenzhou Joneng Valves Co., Limited

US$0.50

1 Piece

Sample price:US$5.00/piece.Request sample

Product profile

Customization

Available

Standard

DIN, JIS, BSW

Material

Stainless Steel

Connection

Welding

Surface Treatment

Without Treatment

Head Type

Round

Size

1/2"-12"

Finish

Polished

Pressure Rating

<150 Psi

Accessories

EPDM Gasket and Stainless Steel Clamp

Transport Package

Wooden Case

Trademark

JONENG

Origin

China

HS Code

73072900

Production Capacity

10000PCS/Month

Key features

Premium Material Options: Available in AISI 304/316L Stainless Steel, Brass, or Reinforced Polymer for durability.

High Pressure Resistance: Withstands working pressure up to 20 bar, ensuring safe fluid transfer in demanding systems.

Customizable Specifications: Supports custom sizes (1/4'-12'), finishes, and pressure ratings to meet specific project needs.

Multiple Connection Types: Offers threaded, barbed, camlock, quick coupling, and clamped options for versatile integration.

Quality Certifications: Certified by ISO 9001, CE, SGS, FDA, and PED, ensuring high standards of quality and safety.

Fast Delivery Service: Provides 7-10 day delivery for normal products and urgent processing projects.

Company profile

High Repeat Buyers ChoiceIn-stock CapacityQuality AssuranceR&D Capabilities

Wenzhou Joneng Valves Co., Limited

Zhejiang, China

Business Type: Manufacturer/Factory CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 9 Years CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤0.93h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryThe supplier is an export-oriented manufacturer with stated production capacity for valves, pipe fittings, unions, and manhole covers, supported by two production lines, CNC turning equipment, and six to ten quality-control staff. It holds ISO 9001:2015 and ISO 14001:2015 certifications, and reports documented procedures for corrective and preventive actions and customer complaints. The supplier offers broad customization from samples and designs, but reports no new products in the past year, no ODM service, no SDK, and only one year of R&D-engineer experience. It has inventory capability and contracts with associated subcontractors, but no overseas warehouse, showroom, agent, or branch. Financial information is limited to year references, so financial credibility cannot be determined. No customer cases are provided.

Supplier typeThe supplier presents itself as a manufacturing company producing manhole covers, butterfly valves, pipe fittings, unions, and diaphragm valves. It operates two production lines, uses a CNC lathe, has inventory capability, and holds valid manufacturing contracts with associated subcontractors; its exports account for 51%–70% of total sales and it has nine years of export experience.

CertificationsThe supplier reports ISO 9001:2015 and ISO 14001:2015 certificates. These certifications cover quality and environmental management systems, and the supplier also reports a sustainable-development management system certification listing the same standards.

After-Sales capabilityThe supplier has documented and followed procedures for corrective and preventive actions and for handling customer complaints. It also reports in-stock service capability, but has no overseas warehouse, overseas showroom, agent, or branch, and lists zero countries with overseas services; therefore, documented support exists while overseas service coverage is limited.

R&D capabilityThe supplier reports no new products during the past year, no ODM service, no available SDK, and total R&D-engineer experience of one year. These statements indicate limited demonstrated innovation resources and output in the provided evidence.

Production capacityThe supplier reports product-specific annual capacities of 12,000 manhole covers, 50,000 butterfly valves, 150,000 pipe fittings, 150,000 unions, and 15,000 diaphragm valves, supported by two production lines, CNC turning equipment, six to ten quality-control staff, inventory capability, and valid subcontractor contracts. However, finished products are checked by packing staff, which describes the inspection arrangement but does not by itself establish a deficiency.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, flexible customization, and minor customization. This capability is stated consistently in both the R&D/design-service information and the production information.

Product Q&A

Q:Are you a manufacturer or trading company?

We are a manufacturer factory with our own exporting license.

Q:What certifications do your products have?

We hold ISO, FDA, LFGB, CE, and PED certificates, along with design patents.

Q:How do you control product quality?

We use 3 spectro PMI machines for raw materials, pressure testing, and hardness testing. Two staff inspect during production, and five staff inspect finished products to prevent defects.

Q:How many factories do you operate?

We operate three specialized manufacturing facilities: Jiayuan for fittings, Lingdong for ferrules and valves, and Ezo for manhole covers and tanks.

Q:What is the warranty period?

We provide a 3-year warranty for all stainless steel products. Gaskets and easily broken parts are excluded due to varying customer applications.