JB/T 8901-2025 Sheathed Noble Thermocouple Cables Standard
Sheathed noble metal thermocouple cables
Standard Details
JB/T 8901-2025 (English Version)
- English translated version
- Sent to your email in 24h
JB/T 8901-2025 (Chinese Version)
- Chinese original version
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Standard Introduction
This document specifies the product classification and technical requirements for sheathed noble metal thermocouple cables, describes the corresponding test methods, and stipulates the delivery method, packaging and quality certification documents.
This document applies to the manufacture of sheathed thermocouple cables whose thermoelements are PtRh10‑Pt (Type S), PtRh13‑Pt (Type R), PtRh30‑PtRh6 (Type B) and PtRh40‑PtRh20.
Standard Catalog
The standard consists of the following main sections:
1 Scope
2 Normative Reference Documents
3 Terms and Definitions
3.1 Sheathed noble metal thermocouple cables
4 Product Classification
4.1 Product Name, Type and Thermocouple Index
4.2 Number of Thermo-element Cores
4.3 Materials
4.4 Recommended Maximum Operating Temperature
4.5 Marking
5 Technical Requirements
5.1 Dimensions
5.2 Surface Quality
5.3 Thermoelectric Characteristics and Tolerances
5.4 Insulation Resistance
5.5 Electrical Strength
5.6 Bendable Radius
5.7 Sheath Integrity
5.8 Electrical Continuity
6 Test Methods
7 Inspection Rules
8 Delivery Method, Packaging and Quality Certification Documents
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