What payment terms do you accept?

We accept T/T, L/C, D/P, and Western Union.

Can the surface finish be customized?

Yes, we offer rough machine, black surface, turned, peeled, and annealed finishes.

What is the size tolerance?

Length tolerance is +100mm/-0mm, and straightness is within 6mm/m.

Strong Forged Round Bar 4140 4130 for Structural Integrity

Name: Strong Forged Round Bar 4140 4130 for Structural Integrity
Brand: Shandong Dajin Metal Material Co., Ltd.
SKU: 2175303442

Shandong, ChinaShandong Dajin Metal Material Co., Ltd.

US$600.00-900.00

10 Tons

Product profile

Customization

Available

Type

Round

Standard

AISI, ASTM, DIN, JIS, GB

Model NO.

forged steel bar

Composition

Alloy Steel or Carbon Steel

Technique

Forged

Shape

Bar

Surface Treatment

Rough Machine/Black Surface/Lath Machine

Special Use

Cold Heading Steel, Mold Steel

Application

Heavy Duty Machine

Ready Stock

Yes

Main Grades

C45 SAE1045 45# 4140 Scm440 42CrMo4 4130 4150 4340

Heat Treatment

Qt/Normalized/Annealing

Size Tolerance of Rough Machine

-0/+0.5mm

Cutting

Yes

Factory Visiting

Welcome

Ut Level

Sep1928 D/D or C/C

Transport Package

Seaworthy Pacakging

Specification

200mm-1000mm

Trademark

Shandong

Origin

China

Production Capacity

5000tons

Key features

Premium Alloy Steel Grades: Available in 4140, 4130, 42CrMo4, C45, and SCM440 for superior strength.

Extensive Size Range: Round bars from 10mm to 1000mm diameter; flat bars up to 2200mm width.

Rigorous Quality Inspection: 100% ultrasonic testing according to SEP1921-84 GR.3 CLASS C/C standards.

Custom Heat Treatment: Options include QT, Normalized, and Annealing to meet specific requirements.

Fast Delivery for Stock: 7-day delivery for ready stock items; 30 days for new material orders.

Traceability Assurance: Each bar is marked with a heat number and includes a mill test certificate.

Versatile Surface Finish: Available in rough machine, black surface, turned, or peeled finishes.

Seaworthy Packaging: Standard seaworthy packing or customized packaging as per customer request.

Company profile

Shandong Dajin Metal Material Co., Ltd.

Shandong, China

Business Type: Manufacturer/FactoryExport Year: 2017-03-04Nearest Port: Qingdao port, Tianjin port, Shanghai portAverage Response Time: ≤1.79hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, FAS, DDP, CPT, FCA, EXW

AI-Powered supplier vetting

SummaryShandong Dajin Metal Material Co., Ltd. is a manufacturer from Shandong, China, with a significant annual production output exceeding US$100 million. The company specializes in steel-related products and holds certifications like ISO 9001 and OHSAS/OHSMS 18001, indicating strong quality and safety standards. With a robust export strategy, Dajin exports 51%-70% of its sales to diverse markets globally. The company offers customization services to meet specific customer standards and maintains a ready stock of key steel grades. However, information on after-sales services and financial credibility is insufficient to make a definitive assessment.

Supplier typeShandong Dajin Metal Material Co., Ltd. is identified as a manufacturer/factory and structured as a limited company.

CertificationsThe supplier holds ISO 9001 and OHSAS/OHSMS 18001 certifications, indicating compliance with quality and occupational health and safety standards.

Production capacityDajin operates 4 production lines with an annual production output above US$100 million, covering a wide range of steel products.

Customization capabilityThe supplier can provide products meeting various international standards and offers customization services based on customer requirements.

Client casesThe supplier has engaged with international buyers such as SR TRADE INDUSTRIA E COMERCIO LTDA and QADBROS ENGINEERING PRIVATE LIMITED.