What surface treatments are offered?

We offer black surface, peeled, polished, rough machined, or turned finishes.

What are the payment terms?

Payment terms include 30% T/T deposit with the balance against Bill of Lading copy, or L/C.

What is the typical delivery time?

The delivery time is typically 30-45 days.

Engineering Steel S355jr Q355b Alloy Steel Round Bar

Name: Engineering Steel S355jr Q355b Alloy Steel Round Bar
Brand: HUNAN QILU INDUSTRIAL CO., LTD.
SKU: 2000678535

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.

Q355B

Type

Carbon Steel Bar

Standard

AISI, ASTM, GB, JIS, DIN, BS

Technique

Forged

Application

Structural Steel Bar

Surface Treatment

Polished

Alloy

Special Use

Mold Steel

Grade

S355jr/Q355b

Length

3000-5800mm,or as Per Request

Heat Treatment

Annealed, Qt, Quenching,Tempered

Production Techniques

Hot Rolled/Forged/Cold Drawn

Surface

Black Surface/Peeled/Rough Machined or Turned

Other Shapes

Steel Block/Steel Plate/Steel Round Bar

Package

Seaworthy Package

Payment Term

30% Tt Deposit, Balance Against Bl Copy

Price Term

CIF CFR Fob EXW

Certificate

ISO, ABS, BV, CCS, Dnv, Lr, Gl, Mill Certificate

Transport Package

Seaworthy Package

Specification

DIA 6-280

Trademark

Qilu

Origin

China

HS Code

722840

Production Capacity

500, 000tons/Year

Key features

Comprehensive Warranty: Three years warranty coverage for all mechanical equipment.

Customizable Length: Length available from 3000-5800mm or as per customer request.

Multiple Heat Treatments: Options include annealed, QT, quenching, and tempered processes.

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

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

Advanced Manufacturing: Produced via hot rolled, forged, and cold drawn techniques.

Diverse Surface Options: Available in black, peeled, polished, rough machined, or turned finishes.

Extensive Certifications: Certified by ISO, ABS, BV, CCS, Dnv, Lr, Gl, and Mill Certificate.

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: ≤3.15hTerms 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.