HASTELLOY jẹ́ alloy tí a fi Nickel-chromium-molybdenum ṣe tí a kà sí alloy tí ó lè dènà ipata jùlọ tí ó wà.
Alloy yii ko ni agbara lati da awọn ilana ọkà silẹ ni agbegbe ti ooru ti o ni ipa lori weld, nitorinaa o jẹ ki o dara fun ọpọlọpọ awọn ohun elo ilana kemikali ni ipo ti a fi weld. Fọọmu Hastelloy: Paipu / Tube (ti a fi weld ati lainidi), Awo / Iwe, Bar, Waya, Awọn ohun elo
Waya: 0.01-10mm
Ìlà: 0.05*5.0-5.0*250mm
Pápá: φ4-50mm; Gígùn 2000-5000mm
Píìpù: φ6-273mm;δ1-30mm; Gígùn 1000-8000mm
Àwo ìkọ̀wé: δ 0.8-36mm; Fífẹ̀ 650-2000mm; Gígùn 800-4500mm

Ipele		C276	C22	C4	B2	B3	N
Kẹ́míkà Àkójọpọ̀ (%)	C	≤0.01	≤0.015	≤0.015	≤0.02	≤0.01	0.04-0.08
	Mn	≤1	≤0.5	≤1	≤1	≤3	≤1
	Fe	4-7	2-6	≤3	≤2	≤1.5	≤5
	P	≤0.04	≤0.02	≤0.04	≤0.04	–	≤0.015
	S	≤0.03	≤0.02	≤0.03	≤0.03	–	≤0.02
	Si	≤0.08	≤0.08	≤0.08	≤0.1	≤0.1	≤1
	Ni	isinmi	isinmi	isinmi	isinmi	≥65	isinmi
	Co	≤2.5	≤2.5	≤2	≤1	≤3	≤0.2
	Ti+Cu	–	–	≤0.7	–	≤0.4	≤0.35
	Al+Ti	–	–	–	–	≤0.5	≤0.5
	Cr	14.5-16.5	20-22.5	14-18	≤1	≤1.5	6-8
	Mo	15-17	12.5-14.5	14-17	26-30	≤28.5	15-18
	B	–	–	–	–	–	≤0.01
	W	3-4.5	2.5-3.5	–	–	≤3	≤0.5
	V	≤0.35	≤0.35	–	0.2-0.4	–	≤0.5