Do you have quality certificate?

Yes, we have ISO, SGS, CE and related test report.

Do you test all your goods before delivery?

Yes of course, we have 100% burst pressure test and impulse tests before delivery.

How do you make our business long-term and good relationship?

1. We keep good quality and competitive price to ensure our customers benefit ; 2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.

ISO3821 Certification Oxygen and Acetylene Twin Rubber Welding Hose with Fittings

Name: ISO3821 Certification Oxygen and Acetylene Twin Rubber Welding Hose with Fittings
Brand: Hebei Sierda Rubber & Plastic Product Co., Ltd.
SKU: 2138177352

Hebei, ChinaHebei Sierda Rubber & Plastic Product Co., Ltd.

US$0.50-4.00

500 Meters

Sample price:US$1.00/meter.Request sample

Product profile

Customization

Available

Material

Nitrile Rubber

Capability

Oxygen and Acetylene Hose

Model NO.

Twin Welding Hose

Color

Length

100m

Features

Abrasion and Weather Resistant

Temperature

-20℃ to +70℃

Working Pressure

20bar

Burst Pressure

60bar

Transport Package

Woven Fabric

Specification

3/16"~5/16+3/8"

Trademark

Sierdahose or Customized Request

Origin

China

HS Code

39173900

Production Capacity

8000tons/Year

Key features

ISO3821 Certification: Meets ISO3821 standards for oxygen and acetylene twin rubber welding hoses.

High Pressure Resistance: Supports 20 bar working pressure and 60 bar burst pressure for safety.

Weather Resistant Material: Made of nitrile rubber with ozone and weathering resistant outer tube.

Customizable Length: Available in 100m length with custom options for specific requirements.

100% Quality Inspection: Every hose undergoes 100% burst pressure and impulse tests before delivery.

OEM/ODM Service: Supports OEM and ODM services including custom packaging and logo printing.

Professional Manufacturer: Established in 2009 with ISO 9001 and ISO 14001 certifications.

Company profile

Importers and ExportersFast DeliveryR&D CapabilitiesHigh Repeat Buyers Choice

Hebei Sierda Rubber & Plastic Product Co., Ltd.

Hebei, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2023-10-17Nearest Port: TIANJIN, QINGDAO, SHANGHAIAverage Response Time: ≤0.88hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF

AI-Powered supplier vetting

SummaryHebei Sierda Rubber & Plastic Product Co., Ltd. is a China-based private limited company identified as both a trading company and manufacturer/factory, with six employees and five cooperative suppliers. It offers multiple hose categories and reports production of PVC layflat hose, export sales, broad overseas markets, and stated peak/off-peak lead times. Its customization capability is broad, but it reports no ODM service, no SDK, no OEM for popular brands, and no new products launched in the past year. Overseas service infrastructure is limited: no overseas showroom, agents, branches, or offline trade-show participation. Service procedures exist in some areas but lack supporting records, while quality assurance, raw-material traceability, environmental assessment, and fire-drill status are unknown. Financial records are referenced for multiple years, but the provided slices do not establish financial strength or credibility.

Supplier typeThe supplier is identified as a trading company and manufacturer/factory, with a private-owner structure and limited-company registration. Its stated business scope includes rubber and plastic products, while its offered products include several hose categories.

After-Sales capabilityThe supplier has no overseas showroom, agents, branches, or reported offline trade-show participation, and serves zero stated overseas service countries. It has complaint-handling and supplier-service procedures, but no written records supporting implementation; therefore, after-sales capability is limited and incompletely documented.

R&D capabilityThe supplier reports no ODM service, no available SDK, no OEM service for popular brands, and no new products launched in the past year. These explicit limitations indicate weak demonstrated innovation capability.

Production capacityThe supplier reports PVC layflat hose production of 4,000,000 square meters, supplies multiple hose categories, and states off-peak fulfillment within 15 working days and peak-season fulfillment within one month. The stated production information supports an established production capability, although the supplier also has only six employees and is described as both trader and manufacturer.

Customization capabilityThe supplier explicitly offers full customization, customization from samples and designs, minor customization, and flexible customization. This is direct evidence of broad customization capability.

Product Q&A

Q:How about your delivery time?

Generally, it will take 30 to 60 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.

Q:What is your terms of price?

EXW, FOB, CFR, CIF, DDU.

Q:Do you have OEM servie?

Yes, we have OEM and ODM service.

Q:What is your sample policy?

Usually the sample is free of charge, but the customers have to pay for the freight charge.

Q:What is your payment term?

1. T/T 30% in advance, and 70% before delivery or against copy of documents. 2. L/C at sight.