weld square pipe
OD:20*20-800*800
WT:0.5< xml:namespace prefix = st1 ns = "urn:schemas-microsoft-com:office:smarttags" />
Standard : BS1387, BS EN10296,JIS G3463-2006 ,API J55, API K55
Technique : ERW
Application :structure pipe
weld square pipe
OD:20*20-800*800
WT:0.5< xml:namespace prefix = st1 ns = "urn:schemas-microsoft-com:office:smarttags" />
Standard : BS1387, BS EN10296,JIS G3463-2006 ,API J55, API K55
Technique : ERW
Application :structure pipe