Jina: ASTM A519 4130 4135 4140 bomba la chuma isiyo imefumwa
Kawaida:ASTM A519
Aina: Baridi iliyoviringishwa/Baridi inayotolewa
Daraja:4130 4135 4140
Ukubwa:OD4mm-710mm WT0.5mm-80mm
Hali: Kama kuviringishwa / baridi
Cheti cha Mtihani wa Mill: EN10204 3.1
Inachakata: Kukunja/Kukata/Kuchomelea