ASTM A197;ASTM A153
Black, Hot DIP Galv, Double (HDG+Electricplating)
Stainless Steel
Hot DIP Galvanized(HDG)
30-50 Year for HDG
>= 350MPa
Handrail and Railing
No Welding, So No Hot Permits Required
No Threading or Bolting, So No Need Special Tools
Cost Effective, Only Low Skilled Workers Required
Put in Box Then on Pallet
T-E(21.3-60.3mm)