Tubo base
Tubo in acciaio al carbonio: SA179, SA334, SA214, SA106B, GB8163, GB9948, GB3087,10#, 20#,
Tubo in acciaio inossidabile: SA789, SA213, SA312, SA210, SA249, 304, 316L, T11, T22, T91
Tubo di rame: C1100, C12200, C44300, C68700, C70600, C71500, CuNi90/10, 70/10,70/20,70/30
Materiale aletta: alluminio 1060, 1050, 1070, 6063,6061,3003