Galvanized Plain or Serrated Steel Grating/Bar Grating

Anping Huansi Wiremesh Products Co.,Ltdis Specialized manufacturer of all kinds of wire meshand Security fence In Hebei, ANPING, Our company have a wealth of experience in the production and sales of wire mesh products.
Our company has the most advanced weaving equipment, strong technical force, scientific process, quality inspection system, the use of high-quality raw materials, strict quality control, product specifications complete, quality excellent, the company's main products are:Stainless steel wire mesh,Galvanized wire mesh,PVC mesh, Conveyorbelt, Aluminum Alloy screening,Welded wire mesh, Concertina razor barbedwire , Chain link fence , Security fencce and so on. Product specifications complete, excellent quality, trusted by the user, and in the wire mesh market has achieved good reputation
We produce three kindsof steel gratings, they are Plain Style Steel Grating, Serrated Style Steel Grating and I Bar Type Steel Grating. They are widely used in steel structure platforms, stair treads, sidewalks, drainages and well covers etc. We can design and manufacture standard steel grating and in customized shapes per client's requirements .
1) Bearing Bar (Load Bar) Specifications (mm):
The specification of plain type and serrated type bearing bar is 20 x 3 to 100 x 10;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, 15,25, 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
3)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.
4) Material:
Mild Steel (Low Carbon Steel) or Stainless Steel
5) Surface Treatment:
Untreated, Painting or Hot dip GalvanizingNo.ItemDescription1Bearing Bar25x3, 25x4, 25x4.5, 25x5, 30x3, 30x4, 30x4.5, 30x5, 32x5, 40x5, 50x5, 65x5, 75x6, 75x10---100x10mm etc
I bar: 25x5x3, 30x5x3, 32x5x3, 40x5x3 etc
US standard: 1''x3/16'', 1 1/4''x3/16'', 1 1/2''x3/16'', 1''x1/4'', 1 1/4''x1/4'', 1 1/2''x1/4'', 1''x1/8'', 1 1/4''x1/8'', 1 1/2''x1/8'' etc
2Bearing Bar Pitch12.5, 15, 20, 23.85, 25, 30, 30.16, 30.3, 32.5, 34.3, 35, 38.1, 40, 41.25, 60, 80mm etc
US standard: 19-w-4, 15-w-4, 11-w-4, 19-w-2, 15-w-2 etc.
3Twisted Cross Bar Pitch38.1, 50, 60, 76, 80, 100, 101.6, 120mm, 2'' & 4'' etc4Material Grade
ASTM A36, A1011, A569, Q235, S275JR, SS304, SS400,
Mild steel & Low carbon steel, etc
5Surface TreatmentBlack, self colour, hot dip galvanized, painted, spray coating
6Grating StylePlain / Smooth, Serrated /teeth, I bar, serrated I bar
7StandardChina: YB/T 4001.1-2007, USA: ANSI/NAAMM(MBG531-88),
UK: BS4592-1987, Australia: AS1657-1985,
Germany: DIN24537-1-2006, Japan:JIS