1. Zinc thickness is 1~3mm 2. Length: 1500-6000 3. Tensile strength: >=500N/mm 4. Material: Q235

The Zinc thickness is 1~3mm It is the bond between molecule.

Sizes	Diameter(mm)	Zinc Thickness(MM)	Length(mm)
PW-16	16	1~3	1500~6000
PW-18	18	1~3	1500~6000
PW-20	20	1~3	1500~6000
PW-22	22	1~3	1500~6000
PW-24	24	1~3	1500~6000
PW-42	42	1~3	1500~6000

Chinese Zinc Galvanized Steel Earth (Ground) Rod