What is the typical lead time for orders?

The standard lead time is 10-25 days, with off-season delivery within 15 workdays.

What is the size range of your flanges?

The size range is from 0.25 inches to 56 inches, with maximum sizes available upon request.

Are OEM and ODM services available?

Yes, we offer both OEM and ODM services and can produce custom flanges based on customer drawings.

Welding Neck Flange, Slip-on Flange, Socket-Welding Flange, Thread Flange, Blind Flange, Lap-Joint Flange

Name: Welding Neck Flange, Slip-on Flange, Socket-Welding Flange, Thread Flange, Blind Flange, Lap-Joint Flange
Brand: Shanxi Donghuang Wind Power Flange Manufacturing Co., Ltd.
SKU: 1950751292

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

US$30.00-5,000.00

1 Piece

Sample price:US$60.00/piece.Request sample

Product profile

Customization

Available

Standard

ANSI, DIN, GB, JIS, GOST, BSW

Type

Welding Flange

Model NO.

FLGMG

Material

Carbon Steel

Structure

Flanges

Connection

Welding

Sealing Surface

RF, FF, Rtj

Manufacturing Way

Forging

0.5~62

Inch

Certificates

Ht, Mtc, En3.1, Co, etc..

Lead Time

10-25days

Color

Metal Color, Black or Golden or as Requested

Transport Package

Plywood Case/Brandrith

Specification

0.25''~56''

Trademark

DHDZ

Origin

China

HS Code

73079100

Production Capacity

12000 Ton / Year

Key features

Wide Standard Compliance: Meets ANSI, DIN, GB, JIS, GOST, BSW, and EN1092-1 standards for global compatibility.

Extensive Material Selection: Available in Carbon Steel, Stainless Steel (304/316L), Alloy Steel, and specialized heat-resistant alloys.

Multiple Flange Types: Offers Welding Neck, Slip-on, Socket-Welding, Thread, Blind, and Lap-Joint flanges.

Customizable Colors: Colors can be customized to Metal Color, Black, Golden, or as requested by the customer.

Certified Quality Assurance: ISO9001:2015 certified with TUV/PED licenses; provides 3.1/3.2 certificates and NDT reports.

Broad Application Scope: Suitable for chemical, petroleum, power, aerospace, shipbuilding, and construction industries.

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

Flexible Lead Time: Standard lead time is 10-25 days; off-season delivery within 15 workdays.

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: ≤1.57h 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.