Baixo preço TPCO X42 X46 X52 X56 X60 X65 X70 Psl1 Psl2 Seamless Carbon Steel Pipe for Oil Gás aço carbono ms pipe aço carbono sem costura tubo de aço sem costura tubo sem costura
1.Black varnish painted or oil painted, 2PE.3PE on the surface.
2.Plain,square cut or beveling ene by caps.
3.In hexagon or triangle buddle with steel strips.
4.Other as the customer's requires.