D Type Leeb Hardness Test Block 90mm x 50mm Calibration Standard with 490-830 HLD Range for Industrial Testing

Price Negotiable
Price: Negotiation
MOQ: 1
Delivery Time: 3-5 work days
Brand: TMTeck
Product Description
Product Overview

The D Type Leeb Hardness Test Block is a precision calibration standard designed for verifying the accuracy of Leeb hardness testers. Manufactured from high-quality bearing steel, this 90mm diameter block ensures reliable performance in industrial testing applications.

Key Specifications
  • Material: Premium bearing steel for consistent hardness properties
  • Dimensions: 90mm diameter × 50mm thickness
  • Weight: Approximately 2.5 kg
  • Model: HLD calibration standard
  • Repeatability: ≤9 HLD (JJG747-1999 standard)
Hardness Range Configuration

Available in three precision ranges:

  • Low Range: 490-570 HLD
  • Middle Range: 590-670 HLD
  • High Range: 750-830 HLD
Product Models & Sizes
Product Name Hardness Range Dimensions
Leeb Hardness Block 490-570 HLD 90mm (dia) × 50mm (H)
Leeb Hardness Block 590-670 HLD 90mm (dia) × 50mm (H)
Leeb Hardness Block 750-830 HLD 90mm (dia) × 50mm (H)
Product Image
D Type Leeb Hardness Test Block calibration standard with 90mm diameter and 50mm thickness

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company TMTeck Instrument Co., Ltd
Location #613A, LinJI Industrial Building ,No.53 of Shun Ren Road ,Lin He Industrial park, ShunYi District ,101300 Beijing ,China
Contact Person WEI

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