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2“ID High Quality Garage Door Torsion spring
- ỊDỊ MMA DỊ ELU :
- Ejiri igwe igwe igwe mmiri ndị ọkachamara na-agwọ okpomọkụ nwere cones aluminom iji jide n'aka na ha dị oke arọ.
- Nkà na ụzụ mkpuchi electrophoretic kachasị ọhụrụ na-enye ezigbo ọrụ akaebe corrosion na arụmọrụ abrasion dị elu.
- Nnwale ịgba nnu ruo awa 300, yana obere okirikiri 16,000.
- Ọ dịghị mkpa ka mmanu mmiri ara ehi, debe aka dị ọcha mgbe ị na-etinye ya
Aha ngwaahịa Garage Door Torsion mmiri Ihe onwunwe ASTM A229 (82B) Ogo waya 0.207/0.218/0.225/0.250/0.262/0.273/0.283/0.295 Dayameta nke ime 1 3/4 ", 2", 2 5/8", 3 3/4 ", 5 1/4", 6" Emechaala Mmanụ nwere iwe / galvanized / mkpuchi ojii ngwugwu Igbe osisi / igbe igbe Asambodo ISO9001: 2008 Ike 1000 Ton / kwa ọnwa Usoro ndụ 1000-17000 ugboro Ojiji Ọnụ ụzọ ebe a na-adọba ụgbọala / ọnụ ụzọ akụkụ nke azụmahịa