Steepụ ígwè

Ngwa Nhazi Steel nke American ASTM A572 Steel Stair

Steepụ ígwè ASTM A572bụ steepụ siri ike, nke siri ike iji mee ihe maka ebumnuche ụlọ ọrụ mmepụta ihe, azụmahịa ma ọ bụ akụrụngwa.

ajụjụ nkọwa zuru ezu
Ngwa Nhazi Steel nke American ASTM A992 Steel Stair

ASTM A992 Steepụ ígwèbụ steepụ ígwè siri ike ma sie ike nke e mere maka ngwa ụlọ ọrụ mmepụta ihe, azụmahịa, na akụrụngwa.

ajụjụ nkọwa zuru ezu

<< < Nke gara aga 1 2