PocketLaw | CFR 49 | Specifications for Cylinders

Specifications for Cylinders

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General requirements for specification cylinders.

Specification 3A and 3AX seamless steel cylinders.

Specification 3AA and 3AAX seamless steel cylinders.

Specification 3B seamless steel cylinders.

Specification 3BN seamless nickel cylinders.

Specification 3E seamless steel cylinders.

Specification 3HT seamless steel cylinders for aircraft use.

Appendix
Appendix A to Subpart C of Part 178

Illustrations: Cylinder Tensile Sample

Specification 3T seamless steel cylinder.

Specification 3AL seamless aluminum cylinders.

Specification 4DS welded stainless steel cylinders for aircraft use.

Specification 4B welded or brazed steel cylinders.

Specification 4BA welded or brazed steel cylinders.

Specification 4D welded steel cylinders for aircraft use.

Specification 4B240ET welded or brazed cylinders.

Specification 4AA480 welded steel cylinders.

Specification 4L welded insulated cylinders.

Specification 4DA welded steel cylinders for aircraft use.

Specification 8 steel cylinders with porous fillings for acetylene.

Specification 8AL steel cylinders with porous fillings for acetylene.

Specification 4BW welded steel cylinders with electric-arc welded seam.

Specification 39 non-reusable (non-refillable) cylinders.

Specification 4E welded aluminum cylinders.

Responsibilities and requirements for manufacturers of UN pressure receptacles.

Approval of UN pressure receptacles.

Specifications for UN pressure receptacles.

Approval of MEGCs.

Specifications for MEGCs.