Hot DIP Galvanized Steel Stair Treads for Step Ladders

Basic Info

Model NO.	Galvanized steel stair treads
Certification	ISO
Application	Drain Cover
Shape	Flat Shape
Manufacturing Method	Machine Welding
Material	Carbon Steel
Transport Package	Steel Belts on The Pallet
Specification	All
Trademark	LIHONG
Origin	China
HS Code	7308900000
Production Capacity	50ton /Days

Product Description

Hot DIP Galvanized steel stair treads for step ladders
"LIHONG" brand steel grating is widely used in road, square, garden, dock, airport, railway, and other city construction projects.

Ningbo Lihongyuan Steel Grating is a professional manufacturer in the field of steel grating,stair treads,trench cover,steel fence,etc.We have 3 running lines with yearly capacity of 15, 000tons.Our grating has exported to more than 30 countries,including AU,Europe,Southeast Asia,Africa,Middle East,etc.We always stick to manufacturing good quality products for our valuable customers worldwide.For sure,Ningbo Lihongyuan is your right partner for purchasing & developing quality goods in China.

1) Bearing Bar (Load Bar) Specifications (mm):The specification of plain type and serrated type bearing bar is 25 x 3 to 100 x 8; The specification of I-section type is 25 x 5 x 3, 32 x 5 x 3, 38 x 5 x 3, 40 x 5 x 3, 50 x 5 x 3, 50 x 7 x 4, 55 x 7 x 4, 60 x 7 x 4, 65 x 7 x 4, 70 x 7 x 4, 75 x 7 x 4, etc.2) Bearing Bar Pitch (center to center):12.5, 25, 30, 30.16, 32.5, 34, 40, 41.25, 45, 50, 60, 60.32, 80, 100 mm etc, also be according to client's requirement and 30, 40, 60mm are recommended, America standard is available <1'' x 3/16'', 1 1/4'' x 3/16'', 1-1/2'' x 3/16'', 1'' x 1/4'', 1-1/4'' x 1/4'', 1 1/2'' x 1/4''(19-w-4) and so on. >3) Material:Mild Steel (Low Carbon Steel) or Stainless Steel4) Surface Treatment:Untreated, Painting or Hot DIP Galvanizing5) Steel grating standards:A) China: YB/T4001-1998B) USA: ANSI/NAAMM (MBG531-88)C) UK: BS4592-1987D) Australia: AS1657-1985E) Japan: JJS