LSAW (Longitudinal Submerged Arc Welded) ígwè ọkpọkọ bụ ụdị ọkpọkọ nchara welded nke a na-emepụta site na iji usoro ịgbado ọkụ n'ime mmiri.
| Ọkpụrụkpụ | |
| Ogologo | 6M-12M |
| Ọkọlọtọ | API 5L, ASTM A553, ASTM A252 |
| Ọkwa ígwè | |
Ụkpụrụ a bụ nke American Petroleum Institute debere ma kọwapụta ihe achọrọ maka imepụta ọkpọkọ ahịrị eji ebu mmanụ, gas na ngwaahịa mmanụ ala ndị ọzọ. Nrube isi na API 5L na-eme ka a hụ na ọkpọkọ ígwè LSAW na-ezute àgwà dị mkpa na njirimara arụmọrụ maka iji ya na ụlọ ọrụ mmanụ na gas.
ASTM A53 bụ ọkọlọtọ ọkọlọtọ maka ọkpọkọ, ígwè, oji na-ekpo ọkụ, mkpuchi zinc, welded na enweghị nkebi. Nrube isi na ASTM A53 na-eme ka a hụ na ọkpọkọ ígwè LSAW na-emezu ihe ndị a chọrọ maka iji rụọ ọrụ na ngwa nrụgide, yana maka ojiji n'ozuzu ya.
a standard specification for welded and seamless steel pipe piles. Abịa na LSAW (Longitudinal Submerged Arc Welded) ọkpọkọ ígwè, nrubeisi na ASTM A252 dị mkpa karịsịa maka ngwa ndị metụtara ọkpọkọ ọkpọkọ ejiri rụọ ọrụ na nkwado nhazi. ASTM A252 specifies the technical requirements for steel pipe piles, including dimensions, mechanical properties, and testing procedures.
Ọkpụkpụ ígwè LSAW na-agbaso ASTM A252 ka emebere iji mezuo ihe a chọrọ maka iji na ngwa ikpo ọkụ, dị ka ntọala ntọala, ihe owuwu mmiri, ihe owuwu akwa mmiri na ọrụ ndị ọzọ na-arụ ọrụ. Nrube isi na ASTM A252 na-agba mbọ hụ na ọkpọkọ igwe LSAW na-ezute ogo dị mkpa, arụmọrụ na ụkpụrụ nchekwa maka iji ha eme ihe na ngwa ikpokọta.
