Alaşım ya da değil
Alaşımsız
Standart
API, BS, DIN, GB, JIS
Sınıf
10#, 20#, 45#, 16mn, API 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