1) Process method: cold drawn / cold pilgered;
2) Surface finish: annealed ,pickled,/ cold pilgered;
3) Material:Acc ASTM A213 SA-1016 ANSI sizes according to ASME 36.10M,B36.19M;
4) Standards: Acc ASTM/ASME A312/A312M A999,ASTM A269, ASTM A511;
5) Specification:OD:1/4" to 3"  WT:10BWG,12BWG,14BWG,16BWG,18BWG;
6) Length: max. 13 meters;
7) Applications: for boiler superheater and heat exchanger tube;
8)packing term:in plastic bags or seaworthy wooden boxes/cases.