What are the available standard lengths?

Standard lengths are 50m and 100m, with customization options available for coil length.

What certifications does the product have?

The product meets ISO 3821 and BS EN559 standards, with CE, ISO, SGS, and TUV certifications.

Is OEM service available?

Yes, OEM branding can be offered, allowing for custom brand identification on the hoses.

ISO 3821 5/16'' Rubber Twin Hose for Argon Welding

Name: ISO 3821 5/16'' Rubber Twin Hose for Argon Welding
Brand: Hangzhou Paishun Rubber and Plastic Co., Ltd.
SKU: 786492805

Zhejiang, ChinaHangzhou Paishun Rubber and Plastic Co., Ltd.

US$0.50-0.80

1,000 Meters

Sample price:US$0.00/meter.Request sample

Product profile

Customization

Available

Material

EPDM & SBR

Capability

Abrasion Resistance and Durable

Model NO.

5/16''

Color

Red & Green

ID Size

8mm

Od Size

15mm

Working Pressure

300 Psi

Burst Pressure

900 Psi

Coil Length

100m

Surface

Smooth Type

Min. Bend Radius

65mm

Certificate

Applications

Used for Oxygen / Acetylene Gas Welding; Inert Gas

Brand

Passion (OEM Branding Can Be Offered)

Transport Package

Transparent OPP Film

Specification

CE, ISO, ROHS, TUV

Trademark

PASSION or OEM

Origin

Zhejiang, China

HS Code

400931

Production Capacity

400, 000meters Per Month

Key features

High Durability Material: Constructed with EPDM & SBR rubber reinforced by high tensile polyester fiber for abrasion resistance.

High Safety Factor: Features a 3:1 safety factor with 300 Psi working pressure and 900 Psi burst pressure.

OEM Branding Service: Custom branding available with Passion brand, supporting OEM requirements for specific clients.

Multiple Color Options: Available in Red & Green or Red & Blue configurations to distinguish gas types easily.

Certified Quality: Meets ISO 3821, BS EN559 standards with CE, ISO, SGS, and TUV certifications.

Flexible Customization: Customizable ID, OD, length, and surface type to meet specific industrial hose requirements.

Company profile

High Repeat Buyers ChoiceYears of Export ExperienceMulti-language PioneerExperienced Team

Hangzhou Paishun Rubber and Plastic Co., Ltd.

Zhejiang, China

Business Type: Manufacturer/Factory, Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2007-02-09Nearest Port: Ningbo, Shanghai, QingdaoAverage Response Time: ≤5.52hTerms of Payment: LC, T/T, PayPal, etc.

AI-Powered supplier vetting

SummaryThe supplier is identified as a trading company based in Hangzhou, with a broad wholesale and technical-services scope. It demonstrates extensive customization capability, ODM availability, recent product development, and OEM service for well-known brands. Export activity is substantial, with 17 years of exporting experience, self-operated import/export rights, and 71%–90% of sales from exports. Service management is supported by written procedures and records for supplier assessment, corrective and preventive actions, and customer complaints. However, the evidence indicates no overseas warehouse, showroom, agent, or branch, no SDK availability, only one R&D engineer, and no quality-control test equipment found. Certification holdings, financial credibility, and production capacity cannot be conclusively assessed from the provided information.

After-Sales capabilityThe supplier has documented and followed procedures for handling customer complaints and corrective and preventive actions, and states service quotations, payment terms, and lead-time arrangements. However, it has no overseas warehouse, showroom, overseas agent, or branch, which limits demonstrated overseas service infrastructure.

R&D capabilityThe supplier reports new products during the past year, provides ODM services, and has one R&D engineer responsible for design-based customization. Nevertheless, it has no available SDK, and the limited staffing evidence does not establish broad innovation capacity.

Customization capabilityThe supplier explicitly supports customization from designs and samples, full, minor, and flexible customization. It also reports ODM capability and assigns its R&D engineer to design-based customization, providing direct evidence of a broad customization offering.

Client casesThe supplier states that it provides OEM services for well-known brands, which is direct evidence of at least one type of customer engagement. No customer names, project details, product scope, or performance records are provided, so the depth and verifiability of its customer cases are limited.

Product Q&A

Q:Are you a factory or trading company?

We are a factory.

Q:Where is your factory located?

Our factory is located in Hangzhou City, Zhejiang Province, China, about 1.5 hours train from Shanghai.

Q:How can I get some samples?

We are honored to offer you samples.

Q:How does your factory do regarding quality control?

Quality is priority. PASSION people always attach great importance to quality controlling from the very beginning to the very end. Our factory has gained CE, ISO, SGS, TUV etc. Authentication.

Q:What materials are used in the hose construction?

The tube and cover are made of EPDM Synthetic Rubber, reinforced with high tensile polyester fiber braided.