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Quality Level B8m Threaded Rod for Industrial Applications
US$1,050.00
2 Tons
Sample price:US$1.00/piece.Request sample
Product profile
Customization
AvailableStandard
AISI, ASTM, GB, JIS, ASTM A193 B7 B16,ASTM A320 L7Technique
Cold DrawnModel NO.
round barApplication
B7 L7 B16 Threading RodSurface Treatment
PolishedAlloy
AlloySpecial Use
B7 L7 B16 StudsRaw Material Grade
4140 B16 304 316 etc.Quality Level
B7 B8m B16 L7Ready Stock
YesFactory Directly
YesTransport Package
Anti-Rust PacakgingSpecification
1/2''-4''Trademark
dajinOrigin
ChinaProduction Capacity
5000Key features
High Precision Tolerances: Precision h9-h11 diameter tolerances ensure accurate threading and minimize tool wear.
Superior Mechanical Consistency: Quenching & Tempering (Q&T) process guarantees uniform hardness and unmatched performance.
Full MTR Traceability: Every order includes a Mill Test Report traceable to the originating heat number for quality assurance.
Ready Stock Availability: Products are available in ready stock for immediate shipment and fast delivery.
Expert Export Packaging: Premium anti-rust treatment and fortified packaging ensure material integrity during transport.
Customizable Raw Materials: Raw material grades such as 4140, 304, and 316 are customizable to meet specific requirements.
Factory Direct Supply: Direct factory supply ensures competitive pricing and consistent quality control.
Versatile Industrial Application: Ideal for oil & gas, petrochemical, power generation, and offshore marine fasteners.
Company profile

Business Type: Manufacturer/FactoryExport Year: 2017-03-04Nearest Port: Qingdao port, Tianjin port, Shanghai portAverage Response Time: ≤6.91hTerms 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 is the standard and grade of the steel bar?
A:
The product complies with ASTM A193 Grade B7 standard and is made from AISI 4140 Cr-Mo Alloy Steel.
Q:What are the mechanical properties of the steel?
A:
Minimum tensile strength is 125 ksi (860 MPa), with a maximum hardness of 35 HRC, close to 30 HRC.
Q:Is the product available in ready stock?
A:
Yes, the product is available in ready stock for immediate shipment.
Q:What is the lead time for orders?
A:
Peak season lead time is one month, while off-season lead time is within 15 workdays.
Q:Are raw material grades customizable?
A:
Yes, raw material grades such as 4140, 304, and 316 are customizable.
Send Inquiry
*To:
Shandong Dajin Metal Material Co., Ltd.
Shandong Dajin Metal Material Co., Ltd.*Content:
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