Cangzhou Guyuan Steel Pipe Co.,Ltd. located in cangzhou hebei China which called " the Hometown of Pipe fitting". Cangzhou Guyuan Steel Pipe Co.,Ltd. is a professional manufacturer which can produce all kinds of carbon steel ,alloy steel and stainless steel high and low pressure flange, elbow, tee, cross, reducer, bend, pipe cap, seamless steel pipe and ERW pipes in accordance with the production standard ASME, DIN,JIS,EN,BS,GB,GOST,etc . products are sold at home and abroad. Enterprise has ...