급료
10 #, 20 #, 45 #, 16Mn, API를 N80, API P110, ST37, ST52, St42, St45, St37-2, St42 - 2, St45 - 8, St52.4, ST54
Secondary Or Not
Non-secondary
Product name
galvanized rectangular steel pipe
Standard
AISI,ASTM,DIN,JIS,GB,BS,ANSI...
Surface treatment
galvanized caoting
Technics
cold drawn, cold rolled, hot rolled
Grade
Q235,Q275,Q195,St33,St37,45#...
Service
Technology Support,Consulting Service,Thrid party testing...
Certificate
Can be tested by SGS,BV,API,BSI,GHC...
Surface Protection
High strength PVC bag or customize