Do you test all your goods before delivery?

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

Are you accept the OEM?

Yes, we support the OEM or ODM.

What is your port of shipment?

Tianjin, China or as your request.

API Spec 7K Rotary Drilling Hose for Oil Industry

Name: API Spec 7K Rotary Drilling Hose for Oil Industry
Brand: Hebei Qinglin Rubber and Plastic Products Co., Ltd.
SKU: 2075837782

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

US$10.00

1 Meter

Product profile

Customization

Available

Material

Nitrile Rubber

Capability

Mud

Model NO.

qinglin

Color

Black

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

Temperature Range

-20 Degrees Centigrade to +121 Degrees Centigrade

Flexible Spec.

Fsl 1 Fsl 2

Standard

API Spec. 7K

Joint Type

Integral Union or Integral Flange

Options

Safety Clamps/Hose Lift Eyes/Stainless Steel Armor

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"

Weight

9~60kg/M

Transport Package

Plastic Bag, Wooden Box or Pallet

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 oilfield drilling safety.

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

Durable Inner Materials: Options include HNBR, Nitrile Rubber, and Nylon for enhanced resilience.

Corrosion & Wear Resistant: Resists oil-based/water-based muds,and hydrogen sulfide.

Versatile Connection Types: Available with Flange, Union, or Thread connection forms.

OEM & ODM Support: Full customization available from samples or designs.

Comprehensive Testing: 100% visual inspection with three-step quality control before 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: ≤0.14h

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 your terms of packing?

Generally, We will wrap the goods with woven straps, then coil them into loops and secure them properly. The outer packaging can be chosen as export wooden cases or pallets.

Q:What is 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 is 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.