What standards does this steel comply with?

It complies with AISI, ASTM, GB, JIS, DIN, and BS standards, specifically DIN 16MnCrS5/1.7139.

Does the company provide after-sales service?

Yes, we offer 24-hour online after-sales service and technical support.

What is the minimum order quantity (MOQ)?

Specific MOQ details are not listed; please contact us for a quotation based on your required quantity.

DIN 16mncrs5/1.7139 Structure Mild Carbon Steel Round Bar

Name: DIN 16mncrs5/1.7139 Structure Mild Carbon Steel Round Bar
Brand: HUNAN QILU INDUSTRIAL CO., LTD.
SKU: 2002079835

Hunan, ChinaHUNAN QILU INDUSTRIAL CO., LTD.

US$800.00-1,200.00

1 Ton

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Yes

Warranty

Three Years

Model NO.

16MnCrS5 1.7139

Type

Carbon Steel Bar

Standard

AISI, ASTM, GB, JIS, DIN, BS

Technique

Hot Rolled

Application

Structural Steel Bar

Surface Treatment

Polished

Alloy

Non-alloy

Special Use

Engineering Steel

Heat Treatment

Annealed, Qt

Payment Term

30% Tt Deposit, Balance Against Bl Copy

Length

6000-7000mm

Ex-Stock

Yes

Delivery Date

30 Days

Ut Standard

Sep 1921-84 D/D

Grain Size

ASTM E112

Non-Metallic Inclusiton

ASTM E45

Technology

Hot Rolled/Hot Forged/Cold Drawn

Service

24 Hours Online

Transport Package

Seaworthy Package

Specification

DIA 90-600

Trademark

Qilu

Origin

China

HS Code

722840

Production Capacity

500, 000tons/Year

Key features

Superior Hardness & Wear Resistance: Higher surface hardness and wear resistance after heat treatment compared to standard carbon steels.

Excellent Low-Temperature Toughness: Maintains high impact toughness even at low temperatures, suitable for harsh environments.

Wide Size Range Availability: Round bars available in diameters from 6mm to 1200mm, accommodating diverse industrial needs.

Multiple Heat Treatment Options: Supports Normalized, Annealed, Quenched, and Tempered processes to meet specific mechanical property requirements.

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

Large Ex-Stock Capacity: Over 20,000 tons of steel in stock at warehouses in Wuxi and Dongguan for immediate delivery.

Professional Manufacturing Capability: Equipped with 50t-60t furnaces and 800t-4500t forging units for high-quality special steel production.

Flexible Payment & Trade Terms: Accepts T/T, L/C, Western Union, and offers FOB, CIF, and C&F trade terms for global convenience.

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: ≤4.43hTerms 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.