Do you provide quality testing reports?

Yes, we provide tests for tensile strength, yield strength, elongation, hardness, grain size, ultrasonic, and magnetic particle testing.

What is the maximum weight of a single forged piece?

The maximum piece weight can reach 50 tons for our forging materials.

Can 8620 steel be flame or induction hardened?

No, due to its low carbon content, it will not respond satisfactorily to flame or induction hardening.

Alloy Steel Round Bar AISI 8620 / 8640

Name: Alloy Steel Round Bar AISI 8620 / 8640
Brand: HUNAN QILU INDUSTRIAL CO., LTD.
SKU: 664758682

Hunan, ChinaHUNAN QILU INDUSTRIAL CO., LTD.

US$800.00-1,200.00

1 Ton

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Type

Alloy Steel Bar

Standard

AISI

Model NO.

AISI 8620 / 8640

Composition

Ferrous Steel Scrap

Technique

Forged

Shape

Bar

Surface Treatment

Polished

Special Use

Engineering Steel

Application

Die Steel Bar

Heat Treatment

Annealed, Qt

Payment Term

30% Tt Deposit, Balance Against Bl Copy

Length

3000-5800mm

Ex-Stock

Delivery Date

30 Days

Ut Standard

Sep 1921-84 D/D

Grain Size

ASTM E112

Non-Metallic Inclusiton

ASTM E45

Transport Package

Loose in 20" or 40" Container

Specification

DIA 90-1200

Trademark

Qilu

Origin

China

HS Code

7228400000

Production Capacity

40, 000metric Tons/Year

Key features

High Wear Resistance: Offers high external and internal strength, making it highly wear resistant for demanding applications.

Flexible Hardening Treatment: Flexible during hardening treatments, enabling improvement of case and core properties.

Wide Size Range: Round bars available from 6mm to 1200mm diameter, plates from 6mm to 500mm thickness.

Multiple Heat Treatments: Available in Normalized, Annealed, Quenched, and Tempered conditions to suit specific needs.

Comprehensive Testing: Includes tensile strength, yield strength, hardness, grain size, ultrasonic, and magnetic particle testing.

Global Export Experience: 11 years of export experience with customers spanning Europe, America, Asia, and Africa.

Advanced Manufacturing: Equipped with 50t electric arc furnaces, 800t-4500t forging units, and vacuum degassing furnaces.

Fast Delivery Capability: Standard delivery within 30-45 days with over 20,000 tons of ex-stock available.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceFast DeliveryLow MOQ

HUNAN QILU INDUSTRIAL CO., LTD.

Hunan, China

Business Type: Manufacturer/FactoryExport Year: 2008-06-01Nearest Port: SHANGHAI, NINGBO, QINGDAOAverage Response Time: ≤2.20hTerms of Payment: LC, T/T, Western Union, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF

AI-Powered supplier vetting

SummaryThe supplier is identified as HUNAN QILU INDUSTRIAL CO., LTD., a China-based limited company with conflicting classifications as both a trading company and manufacturer/factory. It has broad steel-related business activities, extensive stated export markets, self-operated import/export rights, and eight years of export experience. Customization, ODM, and OEM capabilities are explicitly reported. However, service-management documentation is absent, including supplier approval, corrective-action, and complaint-handling procedures. No in-stock, overseas warehouse, showroom, agent, or branch capability is reported. Financial records are referenced for 2021–2023, but no substantive financial performance evidence is provided. Production volumes and staffing are stated, although the supplier’s trading-company classification creates uncertainty regarding direct manufacturing capacity. No certifications or customer cases are documented.

After-Sales capabilityThe supplier reports no written procedures or records for service-capability assessment, corrective and preventive actions, or customer-complaint handling. It also reports no in-stock service, overseas warehouse, showroom, agent, or branch capability, although lead times are stated as one month in both peak and off-season periods.

R&D capabilityThe supplier reports total R&D-engineer experience of 6–10 years and offers ODM services, indicating some design and development capability. However, it has no available SDK, and the slices do not provide concrete innovation outputs, patents, or product-development records.

Production capacityThe supplier states production categories covering cold-drawn material, steel round bar, steel plate, and steel pipe, with substantial annual output figures and 11–20 quality-control staff. However, its classification as both trading company and manufacturer/factory is inconsistent, so the extent of directly controlled production capacity requires verification.

Customization capabilityFlexible customization is explicitly reported, together with ODM service availability and OEM service for popular brands. These statements provide direct evidence of customization and outsourced-brand production capability.