Nozzle detection

What does the takeover of general DN < 250 need to be tested? Do you have any requirements?
2017-10-19 Reply
The inspection requirements of butt joint, nozzle and high neck flange butt joint of nozzle and nozzle of DN < 250, according to the design document, follow the cylinder body if not specified
2017-10-20 08:41:33 Reply