What are the limitations of carbon steel flat welded flanges?

They have poor corrosion resistance, require high welding technology, and are not suitable for high pressure and high temperature environments.

What payment terms do you accept?

We accept T/T (Telegraphic Transfer) as the term of payment.

What are the available shipping terms?

We offer FOB, CIF, and DDP international commercial terms.

Customized Carbon Steel Flange for Special-Shaped Parts

Name: Customized Carbon Steel Flange for Special-Shaped Parts
Brand: Dingxing Xinxing Flange Co., Ltd.
SKU: 2190924022

Shanxi, ChinaDingxing Xinxing Flange Co., Ltd.

US$15.00

1-9 Pieces

US$10.00

10+ Pieces

Product profile

Customization

Available

Standard

ANSI, DIN, GB, JIS, GOST, BSW

Type

Welding Flange

Model NO.

Flange forging

Material

Carbon Steel

Structure

Flanges

Connection

Welding

Sealing Surface

Manufacturing Way

Forging

Behoof

for Pressure Vessels

Method of Weighing

Managing Scheme

Welding Type

Flat Welding and Butt Welding

Yieldly

Chinese Mainland

Transport Package

Carton, Wooden Box or Customized

Specification

Class150 and Class300

Trademark

Origin

Dingxiang County, Shanxi Province, China

HS Code

7307910000

Production Capacity

500000PCS/Month

Key features

Customizable Flange Forms: Offers WN, SO, BL, PL, SW, TH, LJ, PJ/SE and special-shaped free forging pieces.

Wide Specification Range: Covers DN10 to DN2,000 mm with pressures from PN6 to PN160 / Class150 to Class2,500.

Diverse Material Options: Includes Carbon Steel (A105, Q235), Stainless Steel (304, 316), and Duplex grades.

Multiple Standard Compliance: Meets ANSI, DIN, GB, JIS, GOST, and BSW international standards.

Forging Manufacturing Process: Utilizes ring-shaped, disc-shaped, cylindrical, and special-shaped free forging methods.

Cost-Effective Solution: Carbon steel flat welded flanges offer relatively low prices compared to other types.

Easy Connection Design: Features bolt connection with easy alignment during assembly.

Reliable Sealing Performance: Ensures effective sealing through bolt fastening and gasket compression.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceManagement CertificationProduct Certification

Dingxing Xinxing Flange Co., Ltd.

Shanxi, China

Business Type: Manufacturer/FactoryExport Year: 2016-12-01Nearest Port: Tianjin Tanggu New PortAverage Response Time: ≤7.67hTerms of Payment: T/TInternational Commercial Terms(Incoterms): FOB, CIF, DDP

AI-Powered supplier vetting

SummaryDingxing Xinxing Flange Co., Ltd. is identified as a manufacturer/factory in Shanxi, China, producing carbon steel, stainless steel, and forged flange-related products. The company states that it has CNC equipment, ISO9001 certification, and PED/AD EU and German pressure-equipment qualifications. Its stated annual productivity is 400 tons for carbon steel flanges, while another description indicates forgings and flanges up to 20 tons per piece and products from 4 to 84 inches according to ANSI B16. Export sales account for 51%–70%, and payment is accepted by T/T. A TUV Rheinland audit is recorded, but the audit result and audit type are encoded numerically without explanatory interpretation, and the stated report validity ended on 2025-08-25. Evidence is insufficient for after-sales service, financial credibility, innovation, customization, or customer cases; unknown statuses should not be treated as deficiencies.

Supplier typeThe supplier is explicitly classified as a Manufacturer/Factory and is described as producing flanges and forgings at an industrial facility in Shanxi, China. Its product range includes carbon steel and stainless steel flanges, tube sheets, forged pieces, and related components.

CertificationsThe company description explicitly states ISO9001 quality management certification and PED/AD EU and German pressure-equipment qualification certification. A TUV Rheinland audit is also recorded, although the numeric audit result and type are not explained and the associated report validity ended on 2025-08-25.

Production capacityThe supplier reports annual productivity of 400 tons for carbon steel flanges and describes production of various forgings and flanges, including units up to 20 tons and flange sizes from 4 to 84 inches according to ANSI B16. These statements provide explicit evidence of established manufacturing capacity.

Customization capabilityThe supplier states that forgings can be produced according to customer drawings, directly supporting drawing-based customization. However, the scope, engineering process, tooling capability, and quality-control details for customized products are not provided.

Product Q&A

Q:What materials are available for these flanges?

We produce Carbon Steel (A105, A350 LF2, Q235, 20#, 16Mn), Stainless Steel (F304/304L, F316/316L, F321, F51, F53, F55), and Duplex/Super Duplex steels.

Q:What is the size and pressure range?

Specifications range from DN10 to DN2,000 mm, with pressures from PN6 to PN160 or Class150 to Class2,500.

Q:Can the flanges be customized?

Yes, we offer custom-made 3-4 meter carbon steel forgings and various flange forms including WN, SO, BL, PL, SW, TH, LJ, and PJ/SE.

Q:Which international standards do you follow?

Our products comply with ANSI, DIN, GB, JIS, GOST, and BSW standards.

Q:What is the lead time for production?

The average lead time is one month, applicable for both peak and off-peak seasons.