Sign In | Join Free | My ledscreensign.com |
|
Seamless steel pipes(SRL & DRL) PRODUCT DESCRIPTION 1.Size:O.D15mm-820mm W.T 0.8mm-60mm L 4m-12m 2.Standard:GB/T8162-1999,GB/T8163-1999,GB/3087-1999, ASTM A106,ASTM A53,ASTM A335,API SPEC 5L,API SPEC ...