What is the size range of the flanges?

The available size range is from 0.25 inches to 56 inches, covering a wide variety of industrial applications and pressure requirements.

What are the payment terms?

We accept LC, T/T, D/P, PayPal, Western Union, and small-amount payments. Terms are flexible to accommodate different customer preferences.

How are the products packaged for export?

Standard export packaging includes plywood cases, pallets, or iron frames to ensure safe transportation and protection of the flanges during shipping.

ASME B16.5 Fig-8 Blind or Spectacle Blind Flange

Name: ASME B16.5 Fig-8 Blind or Spectacle Blind Flange
Brand: Shanxi Donghuang Wind Power Flange Manufacturing Co., Ltd.
SKU: 2145646205

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

US$1.00

1 Piece

Sample price:US$20.00/piece.Request sample

Product profile

Customization

Available

Standard

ANSI, DIN, GB, JIS, GOST, BSW

Type

Slotted

Material

Carbon Steel

Structure

Flanges

Connection

Flanged

Sealing Surface

Manufacturing Way

Forging

Materials

CS, Ss, Dss, Alloy Steel, etc..

Standards

ASME B16.48

Lead Time

10-25days

Transport Package

Plywood Case

Specification

TUV/ PED 2014/68/EU

Trademark

DHDZ

Origin

China

HS Code

73079100

Production Capacity

2000 Ton / Year

Key features

Customizable Materials: Available in CS, SS, DSS, Alloy Steel, and other specific materials per customer requirements.

OEM/ODM Service: Supports custom flanges with drawings and offers OEM/ODM services for tailored solutions.

Wide Standard Compliance: Meets ASME, ANSI, DIN, GB, JIS, EN, GOST, and other international and domestic standards.

Comprehensive Certifications: ISO9001:2015 certified with TUV/PED license; provides 3.1/3.2 certificates and test reports.

Extensive Size Range: Covers sizes from 0.25 inches to 56 inches, accommodating various industrial needs.

Advanced Manufacturing: Forging process with 30+ sets of equipment and a 3D inspection center for quality assurance.

Global Export Experience: Exported to over 100 countries with established logistics via Tianjin, Shanghai, and Qingdao ports.

Versatile Application: Suitable for petrochemical, power, shipbuilding, and other heavy industries requiring high pressure.

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: ≤3.58h 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.

Product Q&A

Q:What materials are available for the Spectacle Blind Flange?

We offer Carbon Steel, Stainless Steel, Duplex Stainless Steel, and Alloy Steel. Specific grades like 304, 316L, 2205, and various heat-resistant or bearing steels are available upon request.

Q:Can you produce custom flanges based on drawings?

Yes, we support OEM and ODM services. We can manufacture custom flanges according to your specific drawings and requirements, including non-standard sizes and specifications.

Q:What international standards do your flanges comply with?

Our products comply with ASME B16.48, ANSI, DIN, GB, JIS, EN, GOST, BSW, and other international and domestic standards. We can produce flanges for various global markets.

Q:What is the lead time for orders?

The lead time is typically 10-25 days. During peak seasons, it may take up to one month, while off-season orders can be completed within 15 workdays.

Q:What certifications and test reports are provided?

We provide ISO9001:2015 certification and TUV/PED pressure vessel manufacturing licenses. For specific orders, we can issue certificates of conformity, 3.1/3.2 certificates, NDT reports, and chemical/mechanical property tests.