I mmanya ụdị ígwè mmanya grating na obere arọ
Nkọwa ngwaahịa
M pịnye mmanya nchara grating bụ otu n'ime ọkụ ọkụ, ka echekwa ego na paratical atụnyere grating larịị.I bar ígwè grating dabara ma azụmahịa na ulo oru ngwa.I mmanya ígwè grating ihe obiọma kewaa n'ime Carbon ígwè, galvanized ígwè ma ọ bụ igwe anaghị agba nchara ihe nhọrọ.It bụ Mkpa arọ na elu ike.
Akụkụ:Elu dị larịị na elu serated


Nkọwapụta
Nha mmanya na-ebu ibu (mm) | 25 × 5 × 3, 32 × 5 × 3, 38 × 5 × 3, 50 × 7 × 4, 60 × 7 × 4, 75 × 7 × 4. |
Ogwe ihe mgbochi (mm) | 12.5, 15, 20, 23.85, 25, 30, 30.16, 30.3, 34.3, 35, 40, 41, 60 |
Oghere mmanya gafere (mm) | 38, 50, 76, 100, 101.6 |

Uru ngwaahịa:
(1) Dị arọ mgbe ibu hà nhata ọkọlọtọ welded ma ọ bụ pịa mkpọchi grating.
(2) Carbon ígwè, galvanized ígwè na igwe anaghị agba nchara grating maka oke.
(3) Ngwongwo a na-ekesa ma ọ bụ nke na-abụghị serrated maka ngwa nkwụghachi azụ dị iche iche.
(4) Oke ibu ibu maka ngwa nfe ka dị arọ dị ka ikpo okwu ma ọ bụ gratings ụzọ.
(5) Ngwá ọrụ dị elu na mmepụta nke ọma maka nnyefe ngwa ngwa.

