GB/T 1685-1982
Replaced
GB/T 39693.1-2025
Active
National standards
GB/T 39693.1-2025 Rubber,vulcanized or thermoplastic—Determination of hardness—Part 1:Introduction and guidance
GB/T 39693.1-2025 Rubber,vulcanized or thermoplastic—Determination of hardness—Part 1:Introduction and guidance
Price:
$ 50
Basic Information
Standard Code:
GB/T 39693.1-2025
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Rubber products and their auxiliary materials
ICS Name:
Rubber
Publish Date:
2025-10-05
Implement Date:
2026-05-01
Pages:
12 pages
Scope
This document provides guidelines for hardness testing of vulcanized rubber or thermoplastic rubber.
Hardness is one of the performance indicators of materials. This document aims to highlight its importance and assist in selecting the appropriate hardness testing method.
Development Information
Same series standard
GB/T 39693.2-2025 Rubber,vulcanized or thermoplastic—Determination of hardness—Part 2:Hardness between 10 IRHD and 100 IRHD
GB/T 39693.4-2025 Rubber,vulcanized or thermoplastic—Determination of hardness—Part 4:Indentation hardness by durometer method(Shore hardness)
GB/T 39693.5-2025 Rubber, vulcanized or thermoplastic—Determination of hardness—Part 5:Indentation hardness by IRHD pocket meter method
Replace the following standards
Adopt standards
ISO 48-1:2018
Related Standards
GB/T 3515-1983
Replaced
GB/T 3515-1983 Rubber, vulcanized—determination of carbon black content—pyrolytic method
GB/T 4497-1984
Replaced
GB/T 4497-1984 Vulcanized rubber—Determination of total sulphur content—Oxygen combustion flask method
GB/T 6030-1985
Replaced
GB/T 6030-1985 Vulcanized rubber—Determination of carbon black dispersion—Micrographic method
GB 5577-1985
Replaced
GB 5577-1985 Codification of types for synthetic rubbers
GB/T 1688-1986
Replaced