Ipilẹṣẹ aṣẹ-ẹrọ, ohun elo alloy irin pipe A333 GR6, sipesifikesonu jẹ 168.3 * 7.11, ati paipu carbon steel GB/T9948, 20 #, sipesifikesonu jẹ 114.3 * 6.02, bbl Awọn atẹle n ṣafihan awọn iṣedede ati awọn ohun elo ti awọn aṣẹ ẹrọ yoo ba pade: 20 # GB8163...
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