Do you test all your goods before delivery?

Yes, we have three inspection steps to make sure the products you received in high quality.

Yes, we support the OEM or ODM.

What is your port of shipment?

Tianjin, China or as your request.

3. Qinglin High Pressure Rubber Hose for API 7K Rotary Drilling

Name: 3. Qinglin High Pressure Rubber Hose for API 7K Rotary Drilling
Brand: Hebei Qinglin Rubber and Plastic Products Co., Ltd.
SKU: 2096975602

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

US$0.20

1-99 Meters

US$0.02

100+ Meters

Product profile

Customization

Available

Material

Nitrile Rubber

Capability

Mud Hose

Model NO.

qinglin

Color

Black

Usage1

Flexible Hose

Product Name

Hydraulic Hose

Hose Material

Rubber Hose

Hose Characteristic

High Pressure Hose

Product Name2

Flexible Pipe

Chemical Characteristic

Chemical Hose

Accesories

Hydraulic Fitting

Standard

API Spec. 7K

Working Temperature

-20 Degrees Centigrade to +121 Degrees Centigrade

Outer Layer

Wear-Resistant, Weather-Resistant Synthetic Rubber

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

Working Pressure

15000psi

Inner Material

Nr&SBR Synthetic Rubber/HNBR/Upe/PTFE

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 & 16C Certified: Meets API SPEC 7K and API SPEC 16C standards for rotary drilling and kill choke applications.

High Pressure Resistance: Rated working pressure up to 15000 psi with a safety factor of 2.25 to 2.5.

Durable Inner Materials: Available with hydrogenated nitrile rubber, nitrile rubber, or nylon for superior durability.

Flexible Connection Options: Supports flange, union, or thread connections to adapt to various application needs.

OEM & ODM Support: Full customization available including customization from samples, designs, and flexible options.

Comprehensive Quality Control: Three-step inspection process ensures 100% visual inspection and high-quality delivery.

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: ≤0.10h

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 are your terms of packing?

Generally, we pack our goods in plastic bags for inner package. Out package you could choose the carton box or woven bags.

Q:What are your terms of payment?

T/T, 30% In Advanced, and 70% Before delivery, Or L/C. The pictures of products details and packages will be sent before you pay the balance.

Q:What are your terms of delivery?

FOB, CFR, CIF.

Q:How about your delivery time?

Generally, it will take within 10 to 30 days as receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.

Q:What is your sample policy?

We can supply the sample if we have ready parts in stock, but the customers have to pay the courier cost. But the delivery charges will be deducted from the customer's future order.