สถานที่กำเนิด
Shandong, China
เส้นผ่าศูนย์กลาง
customized
Product name
round shaft helical piers
Shaft Material
conforms to ASTM A500 GRADE B
Helices material
ASTM A36 Hot rolled plate
Size
all sizes or as your requirement
Corrosion protection
conform to ASTM A153 standard
name
basement steel spiral screw anchors and helical poles