What quality inspection reports can be provided?

We can issue certificates of conformity, non-destructive testing (NDT) reports, 3.1/3.2 certificates, mechanical properties tests, chemical composition analysis, radiographic inspection, and certificates of origin.

What are the payment terms?

We accept LC, T/T, D/P, PayPal, Western Union, and small-amount payments.

Customized Forged Cylinder Steel Hollow Bar

Name: Customized Forged Cylinder Steel Hollow Bar
Brand: Shanxi Donghuang Wind Power Flange Manufacturing Co., Ltd.
SKU: 2146750555

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

US$50.00-5,000.00

1 Piece

Sample price:US$50.00/piece.Request sample

Product profile

Customization

Available

Processing Object

Metal

Molding Style

Forging

Model NO.

CYFORGED-10

Molding Technics

Open-Die Forging

Application

Machinery Parts

Material

Steel

Heat Treatment

Normalizing

Surface Treatment

Polishing

Forging Tolerance

+/-0.5mm

Standard

ASME

Certification

ISO 9001:2015

Materials

CS, Dss, Alloy Steel Killed Steel

Color

Metal Basic Color Grey Color Black

Lead Time

10-25days

Transport Package

Plywood Case/Brandrith

Specification

TUV/ PED 2014/68/EU

Trademark

DHDZ

Origin

China

HS Code

73261910

Production Capacity

50000 Ton Per Year

Key features

Custom Material Options: Available in CS, DSS, Alloy Steel, and various specific grades like 4140, 316L, etc.

Dual Certification: Certified to ASME/ASTM SA/A182, EN10222-5, DIN17440, and ISO 9001:2015.

Comprehensive Heat Treatment: Options include Normalizing, Quenching, and Tempering for enhanced material properties.

High Precision Forging: Open-Die Forging with tight tolerance of +/-0.5mm for critical machinery parts.

Extensive Industry Application: Suitable for petrochemical, power, mining, aerospace, and marine equipment sectors.

Flexible OEM/ODM Service: Supports custom manufacturing with drawings and specific customer requirements.

Detailed Quality Reports: Provides 3.1/3.2 certificates, NDT, chemical composition, and mechanical property reports.

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: ≤8.83h 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 forged cylinder steel hollow bar?

We offer Carbon Steel (CS), Duplex Stainless Steel (DSS), and Alloy Steel. Specific grades include 4130, 4140, 4340, 316L, 304, 2205, and many others as listed in the product description.

Q:Can you provide custom manufacturing services?

Yes, we support OEM and ODM services. We can produce custom flanges and forgings based on customer drawings and specific requirements, including various international standards like GB, ANSI, DIN, JIS, etc.

Q:What certifications does the product hold?

The product is certified to ISO 9001:2015, ASME, ASTM, EN10222-5, and DIN17440. We also provide dual certification options and PED-AD 2000-Merkblatt W0 compliance.

Q:What heat treatment options are available?

We provide Normalizing, Quenching, and Tempering heat treatments to meet specific mechanical property requirements for different applications.

Q:What is the lead time for production?

The lead time is 10-25 days. During peak season, it may take one month, while off-season lead time is within 15 workdays.