How long is the lead time for production?

Lead time is within 15 workdays during off-season and one month during peak season.

What is the forging tolerance for your products?

Our forging tolerance is maintained at +/-0.1mm to ensure high precision.

Which international standards do you comply with?

We comply with ASME, JIS, DIN, GB, BS, EN, AS, SABS, and other equivalent international standards.

Hot Forging Steel Ring Blank Gear Black Work Piece

Name: Hot Forging Steel Ring Blank Gear Black Work Piece
Brand: Shanxi Donghuang Wind Power Flange Manufacturing Co., Ltd.
SKU: 2141131705

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

US$50.00-5,000.00

1 Piece

Product profile

Customization

Available

Processing Object

Metal

Molding Style

Forging

Model NO.

blank

Molding Technics

Pressure Casting

Application

Machinery Parts

Material

Steel

Heat Treatment

Normalizing

Surface Treatment

Polishing

Forging Tolerance

+/-0.1mm

Standard

GOST

Certification

ISO 9001:2015

Transport Package

Plywood Case/Brandrith

Specification

TUV/ PED 2014/68/EU/GOST

Trademark

DHDZ

Origin

China

HS Code

73261910

Production Capacity

1000 Metric Tons/Month

Key features

Dual Certification: Certified to ASME/ASTM SA/A182, EN10222-5, DIN17440, and PED-AD 2000-Merkblatt W0 standards.

Extensive Material Range: Available in Carbon, Stainless, and Alloy steels including 4130, 4140, 304/316L, and C-276.

Customization Capability: Offers OEM/ODM services with customization based on customer drawings and specific requirements.

Comprehensive Standards: Complies with ASME, JIS, DIN, GB, BS, EN, and other international standards for global compatibility.

High Precision Tolerance: Forging tolerance maintained at +/-0.1mm ensuring high quality and precision for machinery parts.

Experienced Manufacturer: Nearly 20 years of experience with clients in over 15 countries across EU, USA, and Asia.

Flexible Lead Time: Peak season lead time is one month, while off-season lead time is 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.