This standard specifies the terms, symbols, basic profile and dimension of taper thread and cylindrical pipe thread for gas cylinder.
This standard is applicable to taper thread connecting the neck to valve of gas cylinder and cylindrical pipe thread connecting cap and neck ring of such cylinder (hereafter referred to as cylindrical thread).
The taper thread connecting the fusible plug to plug seat of gas cylinder with safety device may also be used by reference to this standard.
2 Normative References
The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB/T 192 General Purpose Metric Screw Threads - Basic Profile
GB/T 196 General Purpose Metric Screw Threads - Basic Dimensions
GB/T 197 General Purpose Metric Screw Threads - Tolerances