Can you produce custom sizes or non-standard flanges?

Yes. Custom sizes, special materials, and drawings-based forgings are available.

How can I get a quote?

Please send us your specifications: size, material, standard, quantity, and any special requirements. We will reply within 24 hours.

Factory 304 PL Anti-Rust Oil Large Marine Pipe Flange

Name: Factory 304 PL Anti-Rust Oil Large Marine Pipe Flange
Brand: Shanghai Guanxin Forging Co., Ltd.
SKU: 1994969381

Shanghai, ChinaShanghai Guanxin Forging Co., Ltd.

US$1.00-5,000.00

1 Piece

Product profile

Customization

Available

Standard

ANSI, DIN, GB, JIS, GOST, En1092-1

Type

Customized

Model NO.

WN, LWN, SO, BL, SW, LJ, PL, Threaded Flange, etc.

Material

Carbon Steel/Stainless Steel/Alloy/Nickel Steel

Structure

Flanges

Connection

Flanged

Sealing Surface

Raised Face / Flat Face / Ring Joint, etc.

Manufacturing Way

Forging

Flange Type 1

Weld Neck / Long Weld Neck / Slip on / Blind

Flange Type 2

Threaded / Lap Joint / Socket Weld / Plate Flange

Flange Type 3

Spectacle Blind Flange/ Paddle Blank & Space

Flange Type 4

Orifice Flange

Size Range

1/2"-60" / DN 10-DN 4000

Pressure Rating

Class 150-Class 2500 / Pn 2.5-Pn 420

Transport Package

Plywood Case/Pallet or Other Requested Packaging

Specification

Standard and customized as per drawing available

Trademark

Customized

Origin

China

Key features

Global Standards Compliance: Meets ANSI/ASME, DIN, EN, JIS, BS, and GOST standards.

Comprehensive Certifications: Includes ISO 9001, 14001, 45001, AD2000, and MTCs.

Wide Material Selection: Carbon steel, stainless steel, alloy steel, and nickel.

Flexible Customization: Custom sizes, special materials, and non-standard flanges.

Factory Direct Pricing: No middlemen to ensure competitive budget-friendly rates.

Rigorous Quality Testing: UT, PT, MT, PMI, and mechanical property testing included.

Fast Response Time: Best price and solutions provided within 24 hours.

No Strict MOQ: Accepts samples, small orders, and bulk production.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceExperienced TeamExhibition Experience

Shanghai Guanxin Forging Co., Ltd.

Shanghai, China

Business Type: Manufacturer/FactoryAverage Response Time: ≤1.95h

AI-Powered supplier vetting

SummaryShanghai Guanxin Forging Co., Ltd. specializes in flanges and forging, with a strong focus on customization services and significant export activity. Despite lacking overseas showrooms and SDK for R&D, the company maintains ISO certifications and participates in international trade shows. However, it lacks structured after-sales service procedures and has limited financial data transparency.

Supplier typeThe supplier is Shanghai Guanxin Forging Co., Ltd., which specializes in flanges and forging, and is a limited company with no affiliations to a larger group.

CertificationsThe supplier holds ISO 9001 and ISO 14001 certifications, indicating adherence to quality and environmental management standards.

After-Sales capabilityThe supplier lacks written procedures for effective after-sales service, including handling customer complaints and quality assurance.

Production capacityThe supplier exhibits a comprehensive production process with significant export volume, overseen by a small quality control team.

Customization capabilityThe supplier offers extensive customization capabilities, including full and flexible customization options.

Product Q&A

Q:What standards do you follow?

We produce according to ANSI/ASME B16.5, B16.47, DIN, EN1092-1, JIS, BS, GOST, and custom requirements.

Q:What materials are available?

Carbon steel (ASTM A105, A350 LF2, etc.), stainless steel (F304/F316, etc.), alloy steel (F11, F22, F91, 4140, 4340, etc.), duplex, and more upon request.

Q:Do you provide MTCs?

Yes. Each order comes with Mill Test Certificates (MTCs) showing chemical composition and mechanical properties.

Q:Can you accept third-party inspection?

Yes. SGS, BV, TUV, or any inspection agency you specify is welcome before shipment.

Q:What is your MOQ?

No strict MOQ. Samples, small orders, and bulk orders are all acceptable.