What materials are used for the valve body?

The valve body material is Q235 Carbon Steel.

Fully Welded Pn25 DN300 Buried Type Vent Manual Ball Valve for Oil Pipelines

Name: Fully Welded Pn25 DN300 Buried Type Vent Manual Ball Valve for Oil Pipelines
Brand: Kaigao Valve Co., Ltd.
SKU: 2121252252

Henan, ChinaKaigao Valve Co., Ltd.

US$66.00

1-99 Pieces

US$60.00

100+ Pieces

Product profile

Customization

Available

Media

Oil

Material

Carbon Steel

Model NO.

PN25 DN300

Connection Form

Welding

Driving Mode

Manual

Nominal Pressure

1.6-4.0MPa

Channel

Straight Through Type

Structure

Fixed Ball Valve

Type

Fixed Ball Valve

Function

Blow-Down Valve, Relief Valve, Atmospheric Valve, Bypass-Valve

Temperature

Normal Temperature

Standard

Application

Industrial Usage, Water Industrial Usage, Household Usage

Product Name

Ball Valve

Keywords

Fully Welded Ball Valve

Nominal Diameter

DN50-1000mm

Valve Body Material

Q235

Applicable Temperature

-29℃~150℃

Execute Institution

Manual, Turbine, Electric, Pneumatic, etc.

Transport Package

Export Wooden Case

Specification

Standard Specifications or Customized

Trademark

Ginsenka

Origin

Hainan, China

Production Capacity

5000000pieces/Year

Key features

Zero Leakage Design: Integral welded construction with dual soft and metal seals ensures leak-proof performance.

Low Operating Torque: Engineered for effortless operation, reducing operator fatigue and enabling smooth switching.

Maintenance-Free Operation: Self-contained design requires no routine maintenance, ensuring continuous reliable performance.

High Pressure Capability: Withstands demanding pressure conditions (1.6-4.0MPa) for consistent industrial performance.

Extended Service Life: Robust construction and premium materials deliver exceptional durability and longevity.

Versatile Applications: Ideal for underground gas networks, heating systems, and harsh industrial environments.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceIn-stock Capacity100% Finished Products Inspection

Kaigao Valve Co., Ltd.

Henan, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2025-09-04Nearest Port: QingdaoAverage Response Time: ≤3.50hTerms of Payment: LC, T/T, D/P

AI-Powered supplier vetting

SummaryThe supplier appears to be an industrial machinery and components trader/manufacturer with a broad scope covering foundry machinery, forgings, powder metallurgy products, instruments, special equipment, building materials, plastics, textiles, and electronic products. It reports more than 10 production lines, inventory capability, two R&D engineers, raw-material traceability, and quality assurance. However, the evidence also shows no available SDK, no valid manufacturing-capacity contract with affiliated subcontractors, no overseas warehouse, showroom, agents, branches, or overseas-service countries, and no documented corrective-action, complaint-handling, warehouse-control, supplier-assessment, or fire-drill procedures. Quality-testing equipment was recorded as zero, while only customer-request sample provision is documented for R&D. Financial records are referenced by year, but no assessable financial results are provided.

Supplier typeThe supplier’s stated business scope covers machinery and components and multiple industrial product categories, while its description presents valve engineering and manufacturing capabilities. The evidence supports classifying it as an industrial equipment supplier with manufacturing-related activities, although the breadth of its trading scope suggests it may also operate as a diversified distributor.

After-Sales capabilityThe supplier has inventory capability and accepts multiple service quotation and payment arrangements, but it has no overseas warehouse, showroom, agents, branches, or overseas-service countries. It also lacks written corrective/preventive-action and customer-complaint procedures, indicating limited documented after-sales infrastructure.

R&D capabilityThe supplier has two R&D engineers and describes advanced valve sealing and automated-control technologies, but it explicitly has no available SDK. The documented R&D responsibility is limited to providing samples according to customer requirements, so broader innovation capability is not established.

Production capacityMore than 10 production lines, inventory capability, and a stated quality-assurance system indicate some operational capacity. Nevertheless, there is no valid manufacturing-capacity contract with affiliated subcontractors, quality-testing equipment is recorded as zero, and no warehouse-control process was found on site, creating significant production-control weaknesses.

Customization capabilityThe supplier provides samples according to customer requirements and describes customized valve solutions with selectable sealing technologies and electric, pneumatic, or hydraulic controls. This is explicit evidence of product-level customization capability, although the scope and formal process for customization are not detailed.