Can I get better offer if our order can be bigger?

Certainly. We will give you better prices based on the quantity for your order.

What is your lead time for our order?

For new order: 3 weeks; For stock order: 3 working days after T/T. Based on FOB Qingdao.

What is your advantage of your factory?

We are the original oil ministry designated drilling fluid analysis equipment manufacturer in China, which was founded in 1968.

What is the process to become an agency?

Please send us mail enquiry, then we will reply you as soon as possible.

Linear Swell Meter--Expansion coefficient

Name: Linear Swell Meter--Expansion coefficient
Brand: Qingdao Haitongda Special Instrument Co., Ltd.
SKU: 1915519952

Shandong, ChinaQingdao Haitongda Special Instrument Co., Ltd.

US$40,355.00-57,365.00

1 Set

Product profile

Customization

Available

After-sales Service

video support

Sample Type

Solidity

Model NO.

NP-03

Warranty

1 Year

Environment

Normal Pressure and Temperature

Display

Computer Display

Performance

Automatic

Power Supply

220V

Weight

0-50kg

Certification

ISO 9001:2005

Customized

Transport Package

Wooden Box

Specification

260*980*480mm

Trademark

haitongda

Origin

China

HS Code

9024800000

Production Capacity

1000 Sets/Year

Key features

Customized Options: Product supports customized configurations to meet specific requirements.

ISO 9001:2005 Certified: Manufacturing process certified under ISO 9001:2005 standards for quality assurance.

1 Year Warranty: Comprehensive 1-year warranty coverage for the instrument.

Video Support: After-sales service includes professional video support for troubleshooting.

High Precision: Measuring range 0~20mm with a low test error of 0.1mm.

Automatic Performance: Fully automatic operation with magnetic stirring speed of 100~2000r/min.

Established Manufacturer: Original oil ministry designated manufacturer founded in 1968 in China.

Low MOQ: Minimum order quantity is just 1 set, ideal for testing and small batches.

Company profile

Qingdao Haitongda Special Instrument Co., Ltd.

Shandong, China

Business Type: Manufacturer/FactoryExport Year: 2019-04-28Average Response Time: ≤8.17h

AI-Powered supplier vetting

SummaryQingdao Haitongda Special Instrument Co., Ltd. is identified as a Chinese manufacturer/factory specializing in drilling-fluid, completion-fluid, and oil-well-cement testing instruments. The supplier reports production experience beginning in 1978, more than 10 production lines, and products such as viscometers, filter presses, mixers, and consistometers. It states that it operates an ISO 9001 quality management system and produces instruments according to API standards. The company emphasizes customer satisfaction, continuous innovation, high standards, and zero defects, but the provided information does not independently verify these claims or provide sufficient detail on after-sales infrastructure, customization processes, or financial reliability.

Supplier typeThe supplier is explicitly classified as a Manufacturer/Factory in China and describes development and production of drilling-fluid, completion-fluid, and oil-well-cement testing instruments. Its stated product scope includes drilling-fluid analysis instruments, cement testing equipment, viscometers, filter presses, mixers, and consistometers.

CertificationsThe supplier states that it holds ISO 9001 quality management system certification and produces testing instruments according to API standards. It also reports high-tech and industry-related qualifications, although the specific scope and current validity of these qualifications are not detailed.

R&D capabilityThe supplier states that it uses continuous innovation, scientific management, and technology development, and reports development of specialized testing instruments and NP-series expansion measuring instruments. These statements support claimed technical development activity, but no quantified R&D resources, patents, or recent innovation results are provided.

Production capacityThe supplier reports more than 10 production lines, production of drilling-fluid and oil-well-cement testing instruments, and mass production of oil-well-cement testing instruments beginning in 2004. It also states that the business has operated in drilling-fluid analysis instruments since 1978, indicating substantial stated manufacturing experience.

Client casesThe supplier reports qualification as a China National Petroleum supplier, participation in the Sinopec materials network, and product use in national oilfields, geological departments, and chemical units. These are stated organizational and application references, but no named projects, order details, or independently verifiable case studies are provided.

Product Q&A

Q:Are you a manufacturer or a trading company?

We are manufacturer.

Q:What is your main brand?

Our brand is Haitongda, which is famous in China and other nation. Also we do OEM.

Q:What are your business scope and product classification?

Business scope: mud analysis instrument, electronic products, special instrument, mold design and manufacturing; Instrument maintenance and sales; Import and export of goods and technologies. Product classification: including drilling fluid analysis instrument, oil well cement testing instrument and field overall solution, including 22 small categories and over 120 products.

Q:What is your MOQ for the order?

Testers per 1 set.

Q:What is the warranty period of your instrument?

One year.