What materials are used for the couplings?

We use high-grade carbon steel with heat-treated wear parts, and polyurethane/NBR backup rings in PTFE.

What is the minimum order quantity?

The minimum order quantity is 1.

What payment terms do you accept?

We accept LC, T/T, D/P, PayPal, Small-amount payment, and Western Union.

Strongflex Standard Carbon Steel Open and Close Type Hydraulic Hose Quick Couplings

Name: Strongflex Standard Carbon Steel Open and Close Type Hydraulic Hose Quick Couplings
Brand: Hengshui Strongflex Fluid Tech Co., Ltd
SKU: 2139899745

Hebei, ChinaHengshui Strongflex Fluid Tech Co., Ltd

US$0.10-3.10

1,000 Pieces

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Standard

DIN

Material

Stainless Steel

Model NO.

Quick Couplings

Connection

Female

Surface Treatment

Without Treatment

Head Type

Round

Type

Quick Coupling

Application

Connect Pipes

Color

Silver Yellow

Thread Type

Internal Thread

Installation

Sleeve Type

Transport Package

Palstic Bags Inside and Covered with Cartons

Specification

1/4"-1"

Trademark

STRONGFLEX; OEM

Origin

China

HS Code

8481300000

Production Capacity

1000000PCS/Month

Key features

ISO 7241-A Interchangeability: Fully interchangeable with ISO 7241-1 PART A standards for global compatibility.

High-Grade Carbon Steel: Constructed from high-grade carbon steel with heat-treated wear parts for durability.

OEM & Customization: OEM service available; full customization from samples, designs, or minor adjustments.

100% Quality Inspection: Every finished product undergoes 100% visual and functional inspection before shipping.

Flexible Delivery Options: Fast delivery within 7-30 days depending on order quantity and container status.

Secure Shut-off Valve: Features a poppet valve design to prevent fluid leakage during connection and disconnection.

Professional Packaging: Options include nylon tape, PVC sea-worthy tape, plastic/wooden reels, and wooden cases.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceExperienced Team

Hengshui Strongflex Fluid Tech Co., Ltd

Hebei, China

CertifiedBusiness Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 18 years CertifiedNearest Port: Tianjin PortAverage Response Time: ≤6.39h

AI-Powered supplier vetting

SummaryThe supplier offers hydraulic rubber hoses, industrial hoses, and fittings, with a business scope covering equipment and chemical-product sales, hardware wholesale, and import/export activities. It reports more than 10 production lines, 15 manufacturing lines, six to ten quality-control staff, and lead times within 15 working days in both peak and off-peak periods. Customization is available from samples and designs, including full, minor, and flexible customization. Quality procedures include documented corrective and preventive actions, complaint handling, finished-product inspection instructions, quality assurance, and raw-material traceability. However, the supplier has no available SDK, no in-stock capacity, overseas warehouse, overseas showroom, overseas agents or branches, or offline trade-show participation. Manufacturing controls also show no valid contract with an associated subcontractor, no ongoing batch quantity reconciliation, and no outsourcing SOP. Environmental, fire-drill, ERP, and...

Supplier typeThe supplier is a manufacturer and exporter focused on hydraulic rubber hoses, industrial hoses, and fittings. Its stated business scope includes equipment and chemical-product sales, hardware wholesale, and import/export activities, while its more than 10 production lines and 15 manufacturing lines support a production-oriented classification.

After-Sales capabilityThe supplier has clear procedures and followed records for corrective/preventive actions and customer complaints. However, it reports no in-stock service capacity, overseas warehouse, overseas showroom, overseas agent or branch, and no overseas service countries, indicating limited documented overseas after-sales infrastructure.

R&D capabilityThe supplier explicitly reports no available SDK. ERP integration, AI-model status, fire-drill capability, environmental assessment reporting, and environmental approval response status are unknown, so the available evidence does not establish a positive innovation or sustainable-development capability.

Production capacityProduction capability is supported by more than 10 production lines, 15 manufacturing lines, listed rubber-processing and testing equipment, quality inspection instructions, and stated lead times within 15 working days in both peak and off-peak seasons. Nevertheless, no ongoing batch quantity reconciliation is reported, which is a manufacturing-control weakness but does not negate the documented production capacity.

Customization capabilityThe supplier explicitly provides customization from samples and designs, including full customization, minor customization, and flexible customization. This directly demonstrates a broad stated customization offering.