Product Attribute:
Material:carbon steel
Size:20inch
Applicationt: 
bus, truck
Production Description:
Seamless steel pipe/special shape pipes(rectangular/square/lemon/hexagonal etc)
1.various seamless steel pipe/tube
2.OD:8mm-110mm;WT:1mm-14mm
3.Standard: GB/T8162 , GB/T8163 ,ASTM A53 ,ASTM A106 ,DIN1629 , API 5L
4.Steel grade:
GB/T8162 , GB/T8163:10#, 20#, 35#, 45#, 16MN(Q345B)
ASTM A53 GR. A , GR. B, GR. C
ASTM A106 GR. A , GR. B, GR. C
DIN 162 St 37.0, St 44.0, St 52.0
API 5L A B X42,X46, X52, X60, X65, X70, X80
5. Process method:cold rolling or cold drawn
6. Surface coating:varnish painted on pipe(black painting),anti-corrosion oil,galvanized,or painting as customer's request.