· design, poor installation, or misappliion. The infant mortality period is followed by a nearly constant failure rate period known as useful life. There are many theories on why components fail in this region, most acknowledge that poor OM often plays signiicant role. It .
Tubing Data 3 TUBING DATA Table 1—Fractional Carbon Steel Tubing Allowable working pressures are calculated from an S value of 15 700 psi (108 MPa) for ASTM A179 tubing at –20 to 100°F (–28 to 37°C), as listed in ASME