What is the warranty period?

All stainless steel products have a 3-year warranty. Gaskets and wearable parts are not covered.

Can you provide testing reports?

Yes, we can supply official test reports including material certificates, MTC, pressure, roughness, dimension, and hardness reports.

DN40 Super Thick Wall Solid Joint Heavy Industrial Equipment Pipeline Carbon Steel Flange

Name: DN40 Super Thick Wall Solid Joint Heavy Industrial Equipment Pipeline Carbon Steel Flange
Brand: Guangzhou Dingtaichang International Trading Co., Ltd.
SKU: 2279294275

Guangdong, ChinaGuangzhou Dingtaichang International Trading Co., Ltd.

US$1.00-8.00

100 Pieces

Product profile

Customization

Available

Standard

ANSI, DIN, GB, JIS, GOST, BSW, ANSI B16.5 / DIN / GB / JIS / En

Type

Welding Flange

Model NO.

FL003

Material

Carbon Steel or Stainless Steel

Structure

Flanges

Connection

Welding

Sealing Surface

Compressive Strength

Cl150-Cl2500

Diameter

1/2"-158"

Model No.

Large Diameter Weld Neck Flange

Special Fuction

High-Pressure Resistant;Corrosion-Resistant

Pressure

Pn10 / Pn16 / Pn25 / Pn40 / 150lb / 300lb / 600lb

Brand Name

OEM / Custom

Surface Treatment

Pickling / Passivation / Polished / Sand Blasting

Application

Oil & Gas / Water Treatment / Chemical / Construct

Transport Package

OEM/ODM

Specification

OEM/ODM

Trademark

Custom

Origin

China

Key features

Customizable Dimensions: Available in sizes from DN15 to DN2000 with custom size options.

OEM and ODM Support: Accepts OEM and ODM drawing customization for specific project needs.

Wide Material Selection: Carbon steel, stainless steel (304/316L), and alloy steel options available.

Fast Urgent Delivery: Urgent orders can be delivered within 3-5 days.

3-Year Warranty: All stainless steel products covered by a 3-year warranty.

Free Samples Available: Free samples provided for first-time cooperation with long-term intent.

Full Test Reports: Official reports including MTC, pressure, and dimensional analysis provided.

Company profile

Guangzhou Dingtaichang International Trading Co., Ltd.

Guangdong, China

Business Type: Trading CompanyExport Year: 2026-02-01Nearest Port: TianjinAverage Response Time: ≤3.70hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CIF

About Our Factory & Business Background

AddressNo. 495, West Guang-Shen Avenue, Xintang Town, Zengcheng District, Guangzhou, Guangdong, China

Average Lead TimePeak Season Lead Time: 1-3 months Off Season Lead Time: one month

Our Production Capability & Technical Expertise

Main ProductsStainless Steel Flange, Valve, Steel Elbow, Pipe Flange, Pipe Fitting

Our Industry Experience & Global Business Record

Main MarketsMid East, Eastern Asia, Africa, Southeast Asia, South America, Oceania

Product Q&A

Q:Are you a trading company or a factory?

We are a professional manufacturer with 15 years of experience and independent import and export rights.

Q:Can I get free samples?

Free samples are available for first-time cooperation based on sincere long-term intent.

Q:What certifications do you have?

We hold ISO, CE, PED, FM certifications, multiple design patents, and a Special Equipment Manufacturing License.

Q:How do you control the quality?

We use PMI analyzers, pressure testers, roughness and hardness testers, and have an in-house laboratory. Inspectors check each key process, and finished goods undergo full inspection to ensure quality.

Q:What if there is a quality problem?

We prioritize customer interests. We offer free replacement, compensation, or reshipment based on the actual situation, with full communication.