What is the forging tolerance?

The forging tolerance is strictly controlled at +/-0.5mm to ensure high precision for machinery parts.

42CrMo Rings Forged Circle Forging Big Diameter Rings Forged

Name: 42CrMo Rings Forged Circle Forging Big Diameter Rings Forged
Brand: Shanxi Donghuang Wind Power Flange Manufacturing Co., Ltd.
SKU: 1944941922

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

US$10.00-5,000.00

1 Piece

Sample price:US$20.00/piece.Request sample

Product profile

Customization

Available

Processing Object

Metal

Molding Style

Forging

Model NO.

RGMG

Molding Technics

Open-Die Forging

Application

Machinery Parts

Material

Carbon Steel

Heat Treatment

Normalizing

Surface Treatment

Polishing

Forging Tolerance

+/-0.5mm

Standard

ASTM

Certification

ISO 9001:2015

Lead Time

10-25 Working Days

Stamping

Available

Standards

ASTM a 370, API 16A

Testing Report

Mtc, Ht, Dimension Report, En3.1

Transport Package

Plywood Case

Specification

TUV/ PED 2014/68/EU

Trademark

DHDZ

Origin

China

HS Code

73261910

Production Capacity

2000 Ton/Year

Key features

Wide Material Range: Supports 42CrMo, Carbon, Stainless, and Alloy steels with dual certification to ASME/ASTM and EN/DIN standards.

Customization Available: Offers customized flanges and forgings based on customer drawings, with available stamping services.

Strict Quality Control: Certified ISO 9001:2015 and TUV, providing MTC, HT, and Dimension Reports for every batch.

Professional Forging: Specializes in open-die forging with +/-0.5mm tolerance and various heat treatments like normalizing and quenching.

Global Standards Compliance: Meets international standards including ASME, JIS, DIN, GB, BS, EN, and API for diverse industrial applications.

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.