1. Requires a high level of training to use and interpret results.
2. Traditionally doesn’t keep a permenent record. ( modern ut machines do these days)
3. Expensive machines and probes
4. Limitated to specific joint geometrys and http://www.saclongchampfranc.net shapes and surface cobditions (very small very thin very rough and non homogeneous materials are difficult)
5. linear defects orientated parallel to the sound beam may go undetected
Hi
Is there a standard for welding pvc pipe and if not http://www.saclongchampfranc.net how does one prepare a procedure if required including test pieces? Would a 200nb cover everthing below that size?
cheers