Liaocheng JinRui Steel Pipe Co.,Ltd is a bigger steel pipe manufacture and sale company. We have more than 10 thousand ton steel pipe in stock,more than 3 thousand variety. We have contacted with many Steel Company a great many xxxxx marketing extand all over our country and many other countries.We can offer high quality seamless steel pipes and the best price,we also offer consultations about seamless steel pipes.Our company have all kinds of seamless steel pipes,such as Seamless Steel Pipe for Structural Purpose,for Liquid Service,for Low and Medium Pressure Boiler,for High Pressure Boiler,for Petroleum Cracking,for Geological,High-Pressure Seamless Steel Tubes for Chemical Fertilizer Equipment,thin and thick wall seamless steel tubes,all kinds of alloy steel tube made in China and import.We also can roll steel pipes bases on client xxxxx roll steel pipes have the same quality as seamless steel xxxxx exactitude seamless steel pipe tolerance can be controlled in 10 thread,it is quality can exceed American standard.Standard: GB8162-99,GB8163-99,GB3087-2000,GB5310-95,GB6479-86,GB9948-88,GB/T17396-98,YB235-70,YB/T5035-96,ASTM A106 Gr.B;ASTM A53 GR.B;API SPEC 5L GR.B;BS1387;ASTM A179;ASTM A192;ASTM A335;ASTM A333;DIN1629 ect.Material: No.10,No.20,No.35,No.45,16Mn,27SiMn,40Cr,15CrMo,35CrMo,45Mn2,12Cr1MoV,38CrMoAl,DZ40-70,Cr5Mo and J55(37Mn5),N80(36Mn2V,42MnMo7),St37,St44,St52ect.If you interested in our products,please mail to sdlctrade at 163 dot com,we will give you the best price and the best quality.