Polytetrafluoroethylene (PTFE)-lined pigtails are used in the filling and discharging of compressed gas cylinders. This publication provides a minimum standard for flexible, stainless steel, braided, PTFE-lined pigtails that have a nominal inside diameter of 0.25 in (6.4 mm) or less and shall have a maximum allowable working pressure of at least 3000 psig (20 680 kPa).
- Edition:
- 4th
- Published:
- 01/29/2010
- Number of Pages:
- 7
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