What payment terms do you accept?

We accept LC (Letter of Credit) and T/T (Telegraphic Transfer) as payment methods.

What is the chemical composition of the steel strip?

Available grades include F11, F18, and SPHC with specific ranges for Carbon, Silicon, Manganese, and other elements.

How is the composite material prepared?

It involves cold rolling, surface cleaning, vacuum annealing at 650-850 C, and final polishing.

Composite Materials for Deep Stamping

Name: Composite Materials for Deep Stamping
Brand: Ningbo Estar Metal Material Co., Ltd.
SKU: 783946752

Zhejiang, ChinaNingbo Estar Metal Material Co., Ltd.

US$2,300.00-4,000.00

10 Tons

Sample price:US$10.00/kg.Request sample

Product profile

Customization

Available

Material

C11000/SPHC

Product Type

Strip

Carbon Content

Medium Carbon

PCD

Customize as Needed

ET

Customize as Needed

Hole

Customize as Needed

Transport Package

Wooden Packaging

Specification

GB/T

Trademark

Estar

Origin

Ningbo

HS Code

721260000

Production Capacity

5000

Key features

High Bonding Strength: Copper-steel composite offers high tensile strength and excellent elongation.

Military Grade Performance: Superior heat resistance, corrosion resistance, and dimensional accuracy for bullet shells.

Customizable Dimensions: PCD, ET, and Hole sizes can be customized as needed to meet specific requirements.

Low Resistivity: Optimized electrical conductivity for efficient performance in various applications.

Cost-Effective Solution: Provides high performance at a lower cost compared to pure metal alternatives.

Excellent Surface Quality: Surface comparable to pure copper with lubricating effects to reduce barrel wear.

Vacuum Annealing Process: Processed at 650-850 C in vacuum furnace for optimal structural integrity.

Global Sales Network: Products exported worldwide with proven reliability in military and industrial sectors.

Company profile

Ningbo Estar Metal Material Co., Ltd.

Zhejiang, China

Business Type: Manufacturer/FactoryExport Year: 2020-09-01Nearest Port: Ningbo, ShanghaiAverage Response Time: >24hTerms of Payment: LC, T/TInternational Commercial Terms(Incoterms): FOB, CIF, EXW

AI-Powered supplier vetting

SummaryNingbo Estar Metal Material Co., Ltd. is a China-based trading company established in 2020 with three employees, while the provided descriptions also present it as a research, production, and sales company for copper-clad steel, metal cups, strips, rods, tubes, special materials, molds, and military-related products. Evidence indicates access to substantial specialized equipment, two production lines, an enterprise R&D center, technical achievements, practical patents, ISO9001 and ISO14000 certifications, and production standardization practices. The supplier reports one-month off-season lead times and two-to-three-month peak-season lead times, accepts LC and T/T, and has self-operated import/export rights. However, the slices contain inconsistencies regarding company type, workforce size, R&D experience, export markets, and operational scale. After-sales capability, financial credibility, and specific customer cases are not sufficiently documented.

Supplier typeThe supplier is explicitly identified as a trading company or trading-company-type entity, legally organized as a limited company in China. Its own description additionally characterizes the business as conducting domestic R&D, production, and sales, but the legal and business-type records identify it primarily as a trading company.

CertificationsThe company description states that the enterprise technology R&D center has passed ISO9001 quality management system certification and ISO14000 environmental management system certification. It also reports production standardization and 6S management practices, providing explicit evidence of certification and management-system implementation.

R&D capabilityThe supplier reports an enterprise technology R&D center, multiple technical achievements and practical patents, specialized rolling, finishing, annealing, and straightening equipment, and a science-and-technology-focused R&D and production business. However, the reported total experience of R&D engineers is only one year, so the evidence supports the existence of innovation activity but provides limited evidence of deep R&D experience.

Production capacityThe slices list a compound rolling mill, 20-roll and six-high finishing mills, stretch-bending and straightening equipment, bell-type and continuous annealing furnaces, and two production lines. The supplier also reports one-month off-season lead times and two-to-three-month peak-season lead times, indicating stated production capacity, although the records contain inconsistencies between the three-person company profile and the broader production and quality-control claims.

Customization capabilityThe supplier explicitly states that it designs and manufactures various stamping-supporting molds and sells related production equipment and machines. Its product range includes specialized copper-clad materials, cups, strips, rods, tubes, and military stamping products, supporting customization capability for tooling and related material applications.