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What is the maximum working pressure?

The maximum working pressure is 300 psi (20 bar) for the listed models.

Marine Twin Welding Hose Assembly for Shipyard with ISO 3821

Name: Marine Twin Welding Hose Assembly for Shipyard with ISO 3821
Brand: Hangzhou Paishun Rubber and Plastic Co., Ltd.
SKU: 2239842295

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

US$0.36

100 Pieces

Product specifications

Color

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Material

Nitrile Rubber

Capability

Weilding Hose

Model NO.

6.3mmx13mm

Color

Green, Black, Blue, Red

Cover

EPDM

Inner Tube

NBR

Temp,Range

-30°C~+90°C/-22℉~+194°F

Fittings

Customizable

Standard

1s03821-2019/Rmaip-7

Reinforcement

High Tensile Synthetic Textile

Transport Package

Woven Stripes Wrapped

Specification

1/4"

Trademark

Passion or as per customer's request

Origin

Zhejiang, China

HS Code

4009310000

Key features

ISO 3821 Certified: Fully meets international welding hose safety and performance standards.

Marine-Grade Construction: Suitable for shipyard and shipbuilding environments with stable performance.

Twin Hose Design: Oxygen and acetylene hoses bonded together for easy handling and safety.

Durable NBR Cover: Flame resistant, oil resistant, and anti-aging for harsh conditions.

High Tensile Reinforcement: One layer of high-tensile polyester fiber ensures stable pressure.

Customizable Fittings: Fittings can be customized to meet specific requirements.

Strong Bending Flexibility: Allows for easy operation onboard ships without twisting.

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: ≤4.47hTerms 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.