Our company can products seamless pipes as per the Executive Standards: of ASTM A106B, ASTM A53B, API5L GR.B and so on., with outside diameterof 13.7-610mm. They can be widely used in structure, fluid convenyance, low and medium pressure boilers and so on. The products have passed the ISO9001:2000 international quality system certifications and the API certification of the USA. Our "YILIN" brand seamless pipe is evaluated as a high quality product of Hebei Province.