What are the main applications for H13 tool steel?

It is suitable for dies, injection molds, compression molds, severe cold punching, and wear-resisting parts.

Do you offer heat treatment services?

Yes, we offer Normalized, Annealed, Quenched, and Tempered heat treatments as optional processes.

What is the minimum order quantity?

The provided text does not specify a minimum order quantity (MOQ).

H13 4140 8620 4340 1045 Annealed Black Surface Steel Flat Bar

Name: H13 4140 8620 4340 1045 Annealed Black Surface Steel Flat Bar
Brand: HUNAN QILU INDUSTRIAL CO., LTD.
SKU: 876865315

Hunan, ChinaHUNAN QILU INDUSTRIAL CO., LTD.

US$700.00-1,800.00

1 Ton

Product profile

Customization

Available

Type

Alloy Steel Bar

Standard

AISI, ASTM, GB, JIS, DIN, BS

Model NO.

4140 8620 4340 1045 Annealed Black surface Steel

Technique

Forged

Application

Structural Steel Bar, Tool Steel Bar, Die Steel Bar

Surface Treatment

Black; Peeled; Polished; Machined; Grinded; Turned

Alloy

Alloy, Non-Alloy

Special Use

Mold Steel, Free Cutting Steel, Cold Heading Steel

Model No.

GB 4Cr5MoSiV1 JIS SKD61 DIN 1.2344/X40crmov5-1 AIS

Factory

Yes

Shape

Round Bars/ Flat Bar / Blocks/ Tube

Process

Eaf+Lf+Vd+Forged+Heat Treatment(Optional)

Technology

Hot Rolled/ Forged/ Cold Drawn

Heat Treatment

Normalized;Annealed ;Quenched ;Tempered

Surface

Black; Peeled; Polished; Machined; Grinded; Turned

Test

Ensile Strength, Yield Strength, Elongation

Certificate

ISO/ Mill Certificate

Experience

15 Years Manufacturer Experience

Market

Automotive, Aerospace, Power Generation, Oil & Gas

Service

24 Hours on Line

Other Type 1

Engineering Steel, Cold Work Tool Steel

Other Type 2

Hot Work Tool Steel, Plastic Mold Steel

Other Type 3

Spring Steel, High Speed Steel, Stainless Steel

Transport Package

Standard Packages, or as Customers Request

Specification

ISO 9001-2000

Trademark

QILU

Origin

China Shangdong

HS Code

7228400000

Production Capacity

40'000mts

Key features

Wide Material Range: Includes H13, 4140, 8620, 4340, 1045, and various alloy/non-alloy steels.

Multiple Surface Options: Available in Black, Peeled, Polished, Machined, Grinded, Turned, and Milled finishes.

Comprehensive Heat Treatment: Offers Normalized, Annealed, Quenched, and Tempered processes to meet specific needs.

Extensive Size Capabilities: Round bars from 6mm to 1200mm diameter; plates/blocks up to 500mm thickness.

Global Standard Compliance: Meets AISI, ASTM, GB, JIS, DIN, and BS standards for international compatibility.

Superior Mechanical Properties: Features high toughness, abrasion resistance, and excellent machinability.

Advanced Manufacturing Process: Utilizes EAF+LF+VD+Forging technology for high-quality forged steel products.

Rigorous Quality Testing: Includes tensile strength, yield strength, impact value, and ultrasonic testing.

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: ≤2.10hTerms 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.