49 CFR Subpart C
Specifications for Cylinders
November 18, 2020
§
178.71
Specifications for UN pressure receptacles
§
178.55
Specification 4B240ET welded or brazed cylinders
§
178.56
Specification 4AA480 welded steel cylinders
§
178.57
Specification 4L welded insulated cylinders
§
178.58
Specification 4DA welded steel cylinders for aircraft use
§
178.59
Specification 8 steel cylinders with porous fillings for acetylene
§
178.60
Specification 8AL steel cylinders with porous fillings for acetylene
§
178.61
Specification 4BW welded steel cylinders with electric-arc welded longitudinal seam
§
178.65
Specification 39 non-reusable (non-refillable) cylinders
§
178.68
Specification 4E welded aluminum cylinders
§
178.69
Responsibilities and requirements for manufacturers of UN pressure receptacles
§
178.74
Approval of MEGCs
§
178.75
Specifications for MEGCs
§
178.35
General requirements for specification cylinders
§
178.36
Specification 3A and 3AX seamless steel cylinders
§
178.37
Specification 3AA and 3AAX seamless steel cylinders
§
178.38
Specification 3B seamless steel cylinders
§
178.39
Specification 3BN seamless nickel cylinders
§
178.42
Specification 3E seamless steel cylinders
§
178.44
Specification 3HT seamless steel cylinders for aircraft use
§
178.45
Specification 3T seamless steel cylinder
§
178.46
Specification 3AL seamless aluminum cylinders
§
178.47
Specification 4DS welded stainless steel cylinders for aircraft use
§
178.50
Specification 4B welded or brazed steel cylinders
§
178.51
Specification 4BA welded or brazed steel cylinders
§
178.53
Specification 4D welded steel cylinders for aircraft use
§
178.70
Approval of UN pressure receptacles
Appendix
A to Subpart C of Part 178
Illustrations: Cylinder Tensile Sample
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