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Product catalogs, screw and barrel specifications and technical datasheets are published here for direct download. PDF documents can be previewed in your browser; every file can be saved straight to your device — no registration, no contact details required.

6 documents available Free direct download PDF files can be previewed in your browser
Catalogs PDF 4.4 MB

Nanhaiya Product Catalog 2026

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Complete product catalog featuring all screw and barrel categories, specifications, and application guides.

Brochures PDF 7.1 MB

Company Brochure

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Overview of Nanhaiya capabilities, factory tour, certifications, and global service network.

Brochures PDF 9.9 MB

Alloy Spray Welding Service Brochure

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Technical introduction to our dual-alloy spray welding process, applicable products, and benefits.

Datasheets PDF 3.9 MB

Single Screw Design Guide

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Technical guide covering screw geometry selection, compression ratios, and material recommendations.

Datasheets PDF 2.5 MB

Parallel Twin Screw Technical Datasheet

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Detailed specifications, material options, and dimensional data for parallel twin screw products.

Datasheets PDF 2.1 MB

Conical Twin Screw Barrel Specifications

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Complete specification table for conical twin screw barrels from Φ45/Φ90 to Φ110/Φ220.

Need Drawings or Specifications Not Listed Here?

Our engineering team can prepare technical drawings, custom screw geometry proposals and project-specific documentation for your machine model and processed material.