Can custom shapes be produced?

Yes, we produce seamless rolled rings, contoured rings, and some custom shapes to save on material and machining costs.

What is the maximum forging size?

Seamless rolled rings can reach up to 108' (2743mm) OD, and forged product weights can go up to 75,000 pounds.

Is OEM/ODM service available?

Yes, OEM and ODM services are available, with customization options from samples.

AISI 431 Hot Forging Stainless Steel Ring

Name: AISI 431 Hot Forging Stainless Steel Ring
Brand: Hunan Shunfu Metal Material Co., Ltd.
SKU: 2094494015

Hunan, ChinaHunan Shunfu Metal Material Co., Ltd.

US$800.00-4,000.00

1 Piece

Sample price:US$80.00/kg.Request sample

Product profile

Customization

Available

Type

Stainless Steel Ring

Standard

ASTM, AISI, GB, JIS, DIN, EN

Model NO.

431

Grade

3/4/6

Certification

ISO, RoHS, IBR, AISI, ASTM, GB, EN, DIN, JIS

Shape

Multiple Shapes

Technique

Forged

Surface Treatment

Bright

Inspection

Size, Chemical, Mechanical, Ut, Et,Ht

Certificates

3.1/3.2 Mtc, Co/Fe/Fa, BV/SGS

MOQ

3-5 Tons ; One PCS

Trade Item

Fob CIF CFR Ppu Ppd

Transport Package

Wooden Case

Specification

max 6000mm

Trademark

SHUNFU

Origin

China

Key features

Customizable Inspection & Certs: Size, chemical, mechanical, UT, ET, HT inspections; 3.1/3.2 MTC, BV/SGS certs available.

Wide Material Selection: Forges carbon, alloy, stainless, titanium, aluminum, nickel, copper, and special alloys.

Large Scale Forging Capacity: Seamless rolled rings up to 108' OD; forged weights up to 75,000 lbs.

Diverse Forged Shapes: Produces rings, shafts, discs, blocks, cylinders, flanges, and custom shapes.

Fast Quote Response: Rush quotes in less than a day; complex requests responded to within 48 hours.

High Quality Standards: Stringent quality processes, tight tolerances, and comprehensive testing for finish machining.

Flexible Trade Terms: MOQ from 1 piece; supports FOB, CIF, CFR, PPU, PPD trade items.

Energy Industry Certified: Certified by international ship classification societies; serves energy sector clients.

Company profile

Fast DeliveryLow MOQExperienced Team

Hunan Shunfu Metal Material Co., Ltd.

Hunan, China

CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples CertifiedExport Year: 7 years CertifiedNearest Port: shanghai portAverage Response Time: ≤18h

AI-Powered supplier vetting

SummaryHunan Shunfu Metal Material Co., Ltd. is a limited company supplying steel pipe, with 24 employees and stated annual output of 100,000 tons of oil steel products. It provides OEM and ODM services and can customize from samples or designs, but it does not provide 3D software design, has no SDK, and launched no new products in the past year. Export sales represent 71%–90% of total sales, with Southeast Asia and the Middle East identified as primary markets; however, it reports no overseas showroom, agents, branches, or offline trade-show participation. Lead time is one month in both peak and off-peak seasons. The available audit record identifies SGS as the auditor, but the stated audit result is 0 and no certification is identified. Quality and service governance evidence is weak because written procedures or records are absent for supplier approval, corrective actions, complaint handling, and service assessment. Financial records are referenced for 2021–2023, but their actual performance is not provided.

Supplier typeThe supplier is identified as Hunan Shunfu Metal Material Co., Ltd., a limited company with 24 employees whose primary and offered product is steel pipe. It is not part of a larger company group, and its stated business scope includes permitted company operations and import/export activities.

After-Sales capabilityThe supplier has no overseas showroom, agents, branches, or reported offline trade-show participation. It also has no written procedures or records for customer complaints, corrective and preventive actions, or service-capability assessment, indicating limited documented after-sales infrastructure.

R&D capabilityThe supplier is described as a professional technical supplier and offers ODM services, but it has only one year of total R&D engineer experience, no SDK, no 3D software design service, and no new products launched in the past year. These stated limitations demonstrate a deficiency in innovation resources and recent product development.

Production capacityThe supplier reports annual production of 100,000 tons of oil steel products, with one-month lead times in both peak and off-peak seasons. Its product scope is steel pipe, and the stated production information supports established manufacturing capacity, although the slices do not provide independent verification of output or quality performance.

Customization capabilityThe supplier explicitly provides customization from samples and designs, along with OEM and ODM services. This supports both customer-specified product adaptation and design-manufacturing cooperation, although 3D software design and SDK support are unavailable.