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API 5L Seamless Steel Pipe Welded Steel Tubes
E pili ana ka API 5L i ka paipu laina.
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ASTM A53 Welded a me Seamless Steel Pipe Steel Tubes
Uhi ʻo ASTM A 53 i ka paipu kila ʻole a welded me ka mānoanoa o ka paia.
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ʻO ASTM A106 Gr.B ʻO nā paipu kila maʻemaʻe ʻole
ʻO ka ASTM A106 GR.B carbon seamless steel paipu he ʻano paipu kalapona ʻole me ka ʻāpana ʻāpana.
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ASTM JIS BS EN Maʻamau Seamless Steel Pipe Steel Tubes
Hana ʻia ka paipu kila ʻole me ke kila pōʻai holoʻokoʻa, a ʻo nā paipu kila me ka ʻole o ka humuhumu ʻana ma luna o ka ʻili, ua kapa ʻia nā paipu kila ʻole.
