Astm a193 threaded ịghasa mkpanaka Full Thread Stud Bolts B7 B16
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Ụkpụrụ ndị a na-ejikarị eme ihe maka eriri eriri asm
Dị ka: dayameta, pitch, usoro, ihe, wdg. Ndị a bụ ụfọdụ ụkpụrụ a na-ejikarị eme ihe:
1. a193 b7 eriri eririEriri ACME: ọkọlọtọ American Society of Mechanical Engineers (ASME), nke a na-ejikarị eme ihe na slide, ntụgharị, nkwụsị na nri ngwa. N'akuku ọkwa ya bụ ogo 29, na ọkwa ziri ezi bụ G1, G2, G3, G4, n'etiti nke ọkwa G1 nwere nke kachasị elu, yana njehie nke 0.025mm/m.
2. eriri trapezoidala307 eriri eriri: nke a na-ejikarị na ngwaọrụ dị iche iche na-ebufe n'ibu, dị ka ngwaọrụ torque, ihe na-ebuli elu, igwe na-akpụ akpụ, wdg. Nkuku ya dị ogo 30 na ọkwa ya ziri ezi bụ otu ACME eri.
3. Mkpanaka eri e jikọtara ọnụ: Ọ bụ ọkọlọtọ nke American Mechanical Standards Institute mepụtara(ANSI) mkpara eria na-ejikwa ya na ngwa igwe, ụgbọ ala, igwe igwe, ihe owuwu na akụkụ ụgbọ elu.