Thick-walled seamless steel pipe 16 Mn Xianyang "" Mn thick-walled seamless steel pipe factory of Lanzhou 16 Happy New Year 
 Thick-walled seamless steel pipe production manufacturing process can be divided into cold drawn, cold rolled, hot-rolled, hot-expanding four basic ways, made of steel 10 #, 20 #, 35 #, 45 # as ordinary steel, 16Mn between ordinary steel and alloy steel pipe is called between the low-alloy steel pipe, steel pipe material for the 27SiMn, 12Cr1MoV, 10CrMo910, 15CrMo, 35CrMo, and collectively referred to as alloy steel pipe stainless steel pipe. Tel :022 -26,820,416 
 Fax :022 -26,821,277 
 Mobile: 13920561128