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Product profile
Customization
AvailableProcessing Object
MetalMolding Style
ForgingMolding Technics
Open-Die ForgingApplication
Machinery PartsMaterial
SteelHeat Treatment
NormalizingSurface Treatment
PolishingForging Tolerance
+/-0.5mmStandard
ASMECertification
ISO 9001:2015Materials
CS, Dss, Alloy Steel Killed SteelColor
Metal Basic Color Grey Color BlackLead Time
10-25daysTransport Package
Plywood Case/BrandrithSpecification
TUV/ PED 2014/68/EUTrademark
DHDZOrigin
ChinaHS Code
73261910Production Capacity
50000 Ton Per YearKey features
Custom Material Options: Available in CS, DSS, and Alloy Steel Killed Steel.
Strict Tolerance Control: Forging tolerance maintained at +/-0.5mm for precision.
Dual Certification: Certified to ASME/ASTM SA/A182 and EN10222-5/DIN17440.
Extensive Material Selection: Includes 4130, 4140, 4340, 316L, 2205, and more.
Comprehensive Heat Treatment: Options include Normalizing, Quenching, and Tempering.
Global Standard Compliance: Meets GB, ANSI, JIS, DIN, BS, EN, and GOST standards.
Detailed Quality Reports: Provides 3.1/3.2 certificates, NDT, and chemical analysis.
Company profile

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.
Product Q&A
Q:What materials are available for these forged cylinders?
A:
We offer Carbon Steel (CS), Duplex Stainless Steel (DSS), and Alloy Steel Killed Steel. Specific grades include 4130, 4140, 4340, 316L, 2205, and many others.
Q:Do you provide customization services?
A:
Yes, customization is available. We can produce flanges and forgings with drawings according to various international and domestic standards.
Q:What certifications do your products hold?
A:
Our products are certified to ISO 9001:2015, ASME/ASTM SA/A182, EN10222-5, DIN17440, and PED-AD 2000-Merkblatt W0.
Q:What heat treatment options are offered?
A:
We provide Normalizing, Quenching, and Tempering services to meet specific mechanical property requirements.
Q:What is the typical lead time for orders?
A:
Lead time is 10-25 days. During peak season, it may take one month, while off-season lead time is within 15 workdays.
Send Inquiry
*To:
Shanxi Donghuang Wind Power Flange Manufacturing Co., Ltd.
Shanxi Donghuang Wind Power Flange Manufacturing Co., Ltd.*Content:
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