What certificates are provided with the product?

We provide ISO and Mill Certificates.

What is the warranty period for this product?

We provide a three-year warranty.

Quality Certification M41 / W7mo4cr4V2co5 Hot Rolled Carbon Steel Round Bar

Name: Quality Certification M41 / W7mo4cr4V2co5 Hot Rolled Carbon Steel Round Bar
Brand: HUNAN QILU INDUSTRIAL CO., LTD.
SKU: 2076687172

Hunan, ChinaHUNAN QILU INDUSTRIAL CO., LTD.

US$690.00-790.00

1 Ton

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Yes

Warranty

Three Years

Model NO.

M41 / W7Mo4Cr4V2Co5

Type

Alloy Steel Bar

Standard

AISI, ASTM, GB, JIS, DIN, BS

Technique

Forged

Application

Structural Steel Bar

Surface Treatment

Polished

Alloy

Special Use

Engineering Steel

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

Form

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

Transport Package

Seaworthy Package

Specification

DIA 90-600

Trademark

Qilu

Origin

China

HS Code

722840

Production Capacity

500, 000tons/Year

Key features

High Wear Resistance: Excellent hardness and wear resistance for high-speed milling and drilling.

Versatile Applications: Used for cutting tools, dies, and processing difficult materials like titanium.

Customizable Forms: Available in Round Bars, Flat Bar, Blocks, and Tubes with custom lengths.

Multiple Heat Treatments: Options include Normalized, Annealed, Quenched, and Tempered processes.

Comprehensive Testing: Includes tensile strength, yield strength, elongation, and ultrasonic tests.

Certified Quality: ISO and Mill Certificate provided for all steel products.

15 Years Experience: Manufacturer with 15 years of experience in special steel forging.

Flexible Payment Terms: Supports T/T, L/C, Money Gram, and PayPal for secure transactions.

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: ≤4.22hTerms 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.