In regards to Pressurized Hot Tap Tee Reinforcing Sleeves, ASME B31.8 831.4.2(j)(3) states that "the face dimension should not exceed 1.4 times the calculated thickness required to meet the maximum hoop stress of the pressurized sleeve. The leg of the fillet deposited on the end face need not be...
Can anyone explain how either/both of these images adhere to ASME B31.8? They’re the same fitting but one has been beveled to allow for a full penetration groove(?) weld as opposed to just a fillet(?) weld. Anyone else have issues using these spherical fittings at your company?