Complaint
| Materials | Q195, Q235 ,Q235B / 304 316 Stainless Steel |
| Bearing Bar | 25x3, 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 | |
| Bearing Bar Pitch | 12.5, 15, 20, 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 | |
| Twisted Cross Bar Pitch | 38.1, 40 50, 60, 76, 80, 100, 101.6, 120mm, 2' ' & 4' ' etc |
| Steel Grade | ASTM A36, A1011, A569, Q235, S235JR, S275JR, SS304, Mild steel & Low carbon steel, etc |
| Surface Treatment | Black, self colour, hot dip galvanized, painted, spray coating |
| Grating Style | Plain / Smooth, Serrated /teeth, I bar, serrated I bar |
| Grating Standard | China: YB/T 4001.1-2007 |
| USA: ANSI/NAAMM(MBG531-88) | |
| UK: BS4592-1987 | |
| Australia: AS1657-1985 | |
| Japan: JJS |
Q1: Do you provide sample?
A1: The samples are provided free, but the customer need to pay the postage. After the customer place order, we will deduct the postage from the payment
Q2: How can we guarantee quality?
A2: Always a pre-production sample before mass production; Always final Inspection before shipment;
