API 5L/ASTM A53 GR.B፣ CARBON STEEL፣ LSAW ስቲል ፓይፕ ፎብ ቲያንጂን የውጪ ዲያሜትር 外径 (ሚሜ) ዶላር/ቶን 406 457 508 609.6 711.1 762 812 863.6 ግድግዳ፣ 812 863.6 ግድግዳ፣ 8 1010 050 1,050 1,050 1,050 ውፍረት 9.53 1,074 1,043 1,050 1,027 1,027 1,027 1,027 1,027 壁厚 (ሚሜ) 10 1,035 1,00...
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