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High-Quality 42CrMo4 Alloy Steel Bars for Industrial Use
US$700.00-1,000.00
10 Tons
Sample price:US$1.00/piece.Request sample
Product profile
Customization
AvailableType
Alloy Steel BarStandard
AISI, ASTM, GB, JISModel NO.
alloy steelTechnique
Hot Rolled/Cold Drawn with Qt or AnnealedApplication
Structural Steel BarSurface Treatment
PolishedAlloy
AlloySpecial Use
Cold Heading SteelSupply Condition
Hot Rolled/Cold Drawn SteelHeat Treatment
Annealed or QtSurface
Black or Bright SmoothlyDiameter Tolerance
H9,H10,H11Ready Stock
YesFree Sample
YesTransport Package
Anti-Rust PackagingSpecification
5mm-130mmTrademark
customizedOrigin
ChinaProduction Capacity
1000Key features
High Strength Alloy: Chromium and molybdenum content ensures high hardness penetration and uniform strength.
Versatile Processing: Available in Hot Rolled, Cold Drawn, Turned, Ground, and Polished finishes.
Wide Size Range: Round bars 5mm-130mm, Square 6x6mm-100x100mm, Flat 3x20mm-50x100mm.
Custom Tolerances: Size tolerance h9, h10, h11 or other tolerances according to client requirement.
Fast Delivery: 7-10 days for stock items; 30 days for new material orders.
Free Samples: Free samples are available for quality verification before bulk orders.
Strict Quality Control: Includes Spectral, Microstructure, Hardness, Macrostructure, and UT tests.
Global Certifications: ISO9001, ISO/TS16949, CE Mark, JIS Mark, and KS Mark certified.
Company profile

Business Type: Manufacturer/FactoryExport Year: 2017-03-04Nearest Port: Qingdao port, Tianjin port, Shanghai portAverage Response Time: ≤7.13hTerms 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 identified as a Chinese manufacturer/factory based in Shandong, with four production lines, stated production capacities for several steel-bar categories, and export activity across multiple regions. It holds ISO 9001 and OHSAS/OHSMS 18001 certifications and states that it can supply multiple international standards and customized steel products. The supplier reports export activity since 2017 and that exports represent 51%–70% of total sales. Evidence supports production scale, certification, customization, and international trading capability. However, the provided information does not sufficiently establish after-sales service processes, innovation capability, or financial credibility. Trade records show named buyers and shipments involving Brazil and Pakistan, but the limited transaction evidence does not establish broad or sustained customer performance.
Supplier typeThe supplier is explicitly classified as a Manufacturer/Factory and operates as Shandong Dajin Metal Material Co., Ltd., a limited company located in Shandong, China. This directly supports its status as a manufacturing supplier rather than only a trading entity.
CertificationsThe supplier reports holding ISO 9001 and OHSAS/OHSMS 18001 management-system certifications. These stated certifications provide explicit evidence of quality-management and occupational health and safety systems, although certificate validity dates and scope are not provided.
Production capacityThe supplier reports four production lines, 11–20 years of total R&D-engineer experience, 11–20 quality-control staff, and substantial stated capacities for steel bar, carbon steel round bar, and cold-drawn steel bar. It also reports ready stock of 1,000–1,500 tons for specified products and exports to multiple global regions, providing explicit evidence of meaningful production and fulfillment capability.
Customization capabilityThe supplier explicitly states that it can provide products to GB, American, German, Japanese, industry, and special steel standards and can offer customized services according to customer requirements. Its listed grades and 5 mm–300 mm size range for certain stocked products further support product configuration flexibility.
Client casesTrade records associate the supplier with named buyers in Brazil and Pakistan and show shipments involving steel-related products through Qingdao, including a recorded transaction count of one for one buyer and two for another. These records provide evidence of actual international customer transactions, but the limited number of documented cases does not establish a broad, long-term, or independently verified customer portfolio.
Product Q&A
Q:What are the available surface treatments?
A:
Surface treatments include Polished, Black, Bright Smoothly, Peeled, Cold Drawn, Turned, Turned & Polished, and Centreless Ground.
Q:What is the typical mechanical hardness?
A:
Hardness ranges from 215-235HB in annealed condition to 269-321HB in quenched and tempered (QT) condition.
Q:Can the steel bar dimensions be customized?
A:
Yes, size tolerance can be h9, h10, h11, or other tolerances according to the client's specific requirements.
Q:What payment terms are accepted?
A:
Payment terms include TT (Telegraphic Transfer) or LC (Letter of Credit).
Q:What certifications does the mill hold?
A:
The mill holds ISO9001, ISO/TS16949, ISO4001, OHSAS18001, CE Mark, JIS Mark, and KS Mark certifications.
Send Inquiry
*To:
Shandong Dajin Metal Material Co., Ltd.
Shandong Dajin Metal Material Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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