... U-Formed Pipes & Tubes02) Process method: Cold drawn/cold pilgered03) Material: TP304, TP304L, TP316, TP316L, TP32104) Standard: ASTM ( ASME), ... : Widely used to manufacture outdoor equipment building materials, heat resistant parts, and parts that are difficult to make ... in bundles, then protected by seaworthy wooden case.For Heat Exchanger & Boiler Application:ASTM A249(TP304,TP304L,TP316L,TP321/H ...