Detailed Product Description Name:Seamless steel tubes and pipes for high pressure boiler:(1)Standard: ASTM A106(2 )Representative made of steel, No. 10,20 (3) Mainly used in industrial boilers and domestic transport low and medium pressure boiler pipe fluid.(1) Our company professionally provide ASTM A53,ASTM A106,AP25L,API5CT, GB8162, GB8163, GB3087, seamless steel pipe. (2) we also supply an ...