ASTM A333/ A333M – 16 Standard Specification for Seamless and Welded Steel Pipe Service Fun Kekere ati Awọn ohun elo miiran pẹlu Ogbontarigi toughness ti a beere.

ASTM A333 ni wiwa odi laisiyonu ati erogba welded ati paipu irin alloy ti a pinnu fun lilo ni awọn iwọn otutu kekere. Paipu naa yoo ṣee ṣe nipasẹ ilana laini-ara tabi ilana alurinmorin pẹlu afikun ti ko si irin kikun ni iṣẹ alurinmorin. Gbogbo awọn paipu ti ko ni idọti ati welded ni a gbọdọ tọju lati ṣakoso awọn microstructure wọn.

Awọn ohun-ini ẹrọ: Ipele 1 Ipele 6
Agbara Fifẹ, min, psi (MPa) 55,000 (380) 60,000 (415)
Agbara Ikore, min, psi (MPa) 30,000 (205) 35,000 (240)

Idanwo Ipa CVN (Charpy):
Iwọn otutu Idanwo Ipa ti o kere julọ
Ipele 1 -50 (F) -45 (C)
Ipele 6 -50 (F) -45 (C)