Do you offer OEM or ODM services?

Yes, we provide both OEM and ODM services to meet specific customer requirements.

What is the size range of your flanges?

Our weld neck flanges range from 0.25' to 56' and can go up to the maximum size as per requirements.

What types of flanges do you produce?

We produce weld neck, blind, threaded, loose, lap, flat, and various special-shaped flanges.

Wholesale Flange Large Diameter Customized Size So Flanges

Name: Wholesale Flange Large Diameter Customized Size So Flanges
Brand: Shanxi Donghuang Wind Power Flange Manufacturing Co., Ltd.
SKU: 2139678335

Shanghai, ChinaShanxi Donghuang Wind Power Flange Manufacturing Co., Ltd.

US$20.00-2,000.00

1 Piece

Sample price:US$50.00/piece.Request sample

Product profile

Customization

Available

Standard

ANSI, DIN, GB, JIS, GOST, BSW

Type

Welding Flange

Material

Stainless Steel

Structure

Flanges

Connection

Flanged

Manufacturing Way

Forging

Transport Package

Plywood Case

Specification

TUV

Trademark

Origin

China

HS Code

73079100

Key features

Customized Size & Drawing: Supports custom flanges based on customer drawings and specific size requirements.

Wide Material Selection: Available in Stainless Steel, Carbon Steel, Alloy Steel, Heat-resistant, Bearing, and Gear steels.

International Standards: Meets ANSI, DIN, GB, JIS, GOST, BSW, ASME, and EN1092 standards.

Comprehensive Certifications: ISO9001:2015, TUV/PED, and special equipment manufacturing certificates.

Extensive Product Range: Produces weld neck, blind, threaded, and various special-shaped flanges and forgings.

Strict Quality Inspection: Offers 3.1/3.2 certificates, NDT, and chemical composition reports upon request.

OEM/ODM Service: Provides OEM and ODM services for customized industrial forging solutions.

Professional Manufacturing: Over 30 sets of forging/testing equipment and a 3D inspection center.

Company profile

Shanxi Donghuang Wind Power Flange Manufacturing Co., Ltd.

Shanghai, China

CertifiedBusiness Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2001-06-01 CertifiedNearest Port: Tianjin Port, Shanghai Port, Qingdao PortAverage Response Time: ≤3.96h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryShanxi Donghuang Wind Power Flange Manufacturing Co., Ltd. is identified as a Chinese manufacturer of steel flanges and forgings, with operations associated with Dingxiang, Shanxi, and a Shanghai head office. The supplier reports ISO9001:2015, PED, and TUV-related certifications, five production lines, 6–10 quality-control staff, and annual steel forging and flange productivity of 5,000 tons. It offers standardized and customized products, including multiple flange types, rings, shafts, blocks, disks, and other forgings. Export activity reportedly began in 2001, with exports representing 41%–50% of sales and customers in more than 15 countries. Evidence supports production, certification, customization, and international customer experience. However, after-sales capability is only described as an intended quality-related process, innovation evidence is limited to one year of total R&D engineer experience, and financial credibility cannot be assessed from the provided information.

Supplier typeThe supplier is described both as a trading company and as a manufacturer. Its formal entity information identifies Shanxi Donghuang Wind Power Flange Manufacturing Co., Ltd. as a manufacturer, while its business description states that it manufactures and exports flanges and forgings in China.

CertificationsThe supplier reports an ISO9001:2015 certificate and states that it holds ISO-system, PED, and TUV certifications. Its stated compliance scope includes processes, materials, testing, storage, delivery, and after-sales service, although the specific validity and coverage of each certificate are not provided.

Production capacityThe supplier reports five production lines, 6–10 quality-control staff, 60 employees, and annual production of 5,000 tons of steel forgings and flanges. Its product scope includes large flanges, rings, square forgings, shafts, and related components, supporting a demonstrated manufacturing capability.

Customization capabilityThe supplier explicitly identifies standardization and customization as advantages and lists customized flanges and forgings among its offerings. The product range includes multiple flange configurations and forging forms, directly supporting customization capability.

Client casesThe supplier states that it serves clients in more than 15 countries across the EU, USA, Gulf area, UK, South America, Australia, and Asia, and reports export activity beginning in 2001. The provided trade information also identifies a Ukraine-related buyer record registered in June 2025, although detailed project references or customer performance evidence are not supplied.