API5L pipe.
API SPEC 5CT  J55\K55\N80\L80\P110(LTC),(STC),(BTC)
API SPEC 5L
PSL 1:A25\A\B\X42\X46\X52\X56\X60\ X65 \X70
PSL 2:B\X42\X46\X52\X56\X60\X65\X70\ X80
ASTM A106 GR.A\B\C
ASTM A53 GR.A\B
APPLICATION:
API SPCE 5L For the purpose of transportation of gas,water,oill in oil&gas industry.
API SPEC 5CT.Tubing is used in extracting petroleum & natural gas. casing pipe serves as wall of well.
ASTM A106. for the purpose of the pipeline project of boiler,water&petroleum.
ASTM A53  It is used for conveying water,petrolem,gas and other common fluids.
ASTM A179 For tubed heat exchanger and similar heat conveying equipments
ASTM A192 For manufacture wall panel,economizer,reheater,superheater and steam pipeline of boilers.