Carbon Steel Manhole Cover

• Customization: Available
• Certification: ISO
• Application: Steel Structure Walkway, Drain Cover
• Model NO.: 325/30/100
• Shape: Tooth Shape
• Manufacturing Method: Machine Welding
• Material: Carbon Steel
• Standard Size: OEM /Making as The Customers′ Request
• Product Name: Carbon Steel Manhole Cover
• Surface Treatment: Hot-Dipped Galvanized, Painted, Untreated
• OEM: Available
• Certificate: ISO9001:2008
• Model No.: 253/30/100
• Transport Package: Steel Belts with Plywood
• Specification: Yb/T4001-1998,ANSI/Naamm,Bs4592-1987,As1657-1985
• Trademark: Trade mark-JW
• Origin: China
• HS Code: 73089000
• Production Capacity: 10000PCS/Year

Product Description

1. Grating Characters:

1>. Material: Stainless steel grating

2>. Various gauge to choose

3>. Equipment and technology are German original

4>. ISO9001 proved

5>. We are 20 years grating manufactory

2. Grating Specification:

Bearing bar pitch(mm)
25, 30, 30.16, 32.5, 34, 40, 41.25, 45, 50, 60, 60.32, 80, 100

Cross bar pith(mm)
38, 50, 76, 100, 101.6

Thickness(mm)
3mm, 5mm

Material
SS302, SS304, SS316, SS310, SS314, SS201, SS430, SS321

Fields of Application
Platforms, sidwalks, filter grates, ventilation grates, driling stages, ladder steps, ditch ladder steps, ditch grates, fences, framedgrates, trash rack grates
 

1.Grating Types:	W--welded steel grating   L-- pressure-locked   C-- socket-welding
2.Bearing bar Pitches:	15-30, 40, 60, 80, 90 mm etc. with 30, 40 mm recommended.
3.Cross bar Pitches:	50, 100mm are recommended.
4.Surface treatment:	G - galvanized       P - painted       U - untreated
5.Grating standard:	China:   YB/T4001.1-2007(YB/T4001.1-1998)         Britain:   BS4592-1:1995         US:      ANSI/NAAMM(MBG531-93)         Australia:  AS1657-1992
6.Marks:	Example: G 325/30/100    G255/40/50