Do you provide samples?

Samples are available if parts are in stock. Customers must pay the courier cost, but this charge will be deducted from future orders.

What certifications does the product have?

The product meets API Spec 7K standards. The manufacturer also holds ISO9001, ISO14001, and OHSAS18001 certifications.

What is the warranty period?

We provide a 1-year after-sales service warranty for our products.

Premium Rotary Drilling Rubber Hoses for Hydraulic Systems

Name: Premium Rotary Drilling Rubber Hoses for Hydraulic Systems
Brand: Hebei Qinglin Rubber and Plastic Products Co., Ltd.
SKU: 2080965252

Hebei, ChinaHebei Qinglin Rubber and Plastic Products Co., Ltd.

US$2.00

1 Meter

Product profile

Customization

Available

Material

Nitrile Rubber

Capability

Mud Hose

Model NO.

qinglin

Color

Black

Working Temperature

-20 Degrees Centigrade to +121 Degrees Centigrade

Flexibility Level

Fsl0~Fsl3

Hose Characteristics

Resistant to Wear, Corrosion, Oil-Based/Water-Base

Connection Form

Flange/Union/Thread

Optional Accessories

Safety Pipe Clamp/Hose Lifting Device/Stainless St

Usage

Deliver Mud

Delivery Time

About 15days for One 20gp Container

After-Sales Service

1 Year

Inner Material

Nr&SBR Synthetic Rubber/HNBR/Upe/PTFE

Standard

API Spec. 7K

Working Pressure

15000psi

Tube Type

Full Flow

Outer Layer

Wear-Resistant, Weather-Resistant Synthetic Rubber

Reinforcement

2-6 Layers of High-Strength Ultra-Flexible Steel

Size

2"-6"

Transport Package

Pallet or Wooden Box

Specification

5~100meters/roll

Trademark

qinglin

Origin

China

HS Code

40092100

Production Capacity

50000000meters/Year

Key features

API 7K Certified Quality: Meets API Spec 7K standards with ISO9001 and ISO14001 certifications for reliable performance.

High Pressure Resistance: Supports working pressures up to 15000 psi with a safety factor of 2.5 for critical drilling operations.

Multi-Layer Reinforcement: Constructed with 2-6 layers of high-strength ultra-flexible steel wire for enhanced durability and strength.

Flexible Connection Options: Available with flange, union, or thread connections to suit various hydraulic system requirements.

Customizable Specifications: Offers full customization for size, flexibility level, and accessories based on specific project needs.

1-Year After-Sales Warranty: Provides a comprehensive 1-year warranty coverage for peace of mind and long-term support.

Company profile

Importers and ExportersExhibition ExperiencePatents AwardedProduct Certification

Hebei Qinglin Rubber and Plastic Products Co., Ltd.

Hebei, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: Confidential CertifiedNearest Port: Tianjin PortAverage Response Time: ≤0.13h

AI-Powered supplier vetting

SummaryThe supplier is identified as a manufacturing factory in Jing County, Hengshui City, operating in the manufacturing industry. It provides OEM and ODM services, supports extensive product customization, and has documented procedures for service assessment, corrective actions, and complaint handling. Manufacturing capacity is supported by valid contracts with associated subcontractors, in-stock capability, five qualified service suppliers, and stated lead times of within 15 working days in both peak and off-seasons. The supplier exports 41%–50% of total sales and has self-operated import/export rights. It holds ISO9001:2015, ISO45001:2018, and ISO14001 certifications. However, no SDK is available, no new products were reported in the past year, and overseas warehouse and showroom capabilities are absent. Financial information is insufficient for a substantive credibility assessment.

Supplier typeThe supplier is explicitly identified as a factory located in Jing County, Hengshui City, with the associated companies operating in manufacturing. This indicates a direct manufacturing-oriented supplier rather than a trading-only entity.

CertificationsThe supplier reports ISO9001:2015, ISO45001:2018, and ISO14001 management-system certifications, while product compliance certification is listed only as “Others” without details. The documented management certifications are positive, but product certification coverage cannot be fully assessed.

After-Sales capabilityThe supplier has written and followed procedures for service assessment, corrective and preventive actions, and customer complaints. It also reports in-stock capability, five qualified service-capability suppliers, and lead times within 15 working days in both peak and off-seasons; however, it lacks overseas warehouse and showroom services.

R&D capabilityThe supplier offers ODM services and reports broad customization from samples and designs, but it has no available SDK and reported no new products during the past year. The evidence shows design-related capability but also a stated limitation in recent product innovation.

Production capacityManufacturing capacity is supported by valid contracts with each associated subcontractor, in-stock capability, five qualified suppliers, and a range of listed production and testing equipment. Finished-product inspection instructions are available and uniformly followed, with stated lead times within 15 working days year-round.

Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, and flexible customization. These capabilities are reported consistently across the R&D and facility information.

Client casesThe supplier states that it provides OEM services for well-known brands and has collaborated with Fortune 500 companies. These are explicit customer-related credentials, although no customer names, project details, or performance outcomes are provided.

Product Q&A

Q:What is the working pressure range?

The hoses support working pressures ranging from 1500 psi to 15000 psi, depending on the specific model and size selected.

Q:What materials are used in the hose construction?

The inner layer uses hydrogenated nitrile rubber, nitrile rubber, or nylon. The outer layer is wear-resistant synthetic rubber, reinforced with 2-6 layers of high-strength steel wire.

Q:Can the product be customized?

Yes, we support OEM and ODM services. Customization is available for size, flexibility level, connection forms, and optional accessories like safety clamps.

Q:What is the delivery time for orders?

Generally, delivery takes 10 to 30 days after receiving the advance payment. Specific times depend on the item and order quantity.

Q:What are the payment terms?

We accept T/T (30% in advance, 70% before delivery) or L/C. Pictures of product details and packaging are sent before the balance payment.