ASTM A242 irin

Sipesifikesonu  ASTM A242 jẹ sipesifikesonu boṣewa fun agbara giga-giga-kekere alloy irin fun awọn ọmọ ẹgbẹ igbekalẹ nibiti ifowopamọ iwuwo ati aabo ipata oju aye ṣe pataki. Awọn ibeere ohun-ini ẹrọ jẹ pato nipasẹ iru ọja (awọn awo ati awọn ifi, ati Awọn apẹrẹ igbekalẹ) ati nipasẹ sisanra.

ASTM A242 irin ni o ni oju-aye ipata resistance
Awo irin labẹ boṣewa ASTM A242 ti a tun pe ni awo irin oju ojo, tọka si ologbele-pa tabi irin ti o pa ni kikun. O ni resistance ipata oju-aye to dara nitoribẹẹ irin le ṣee lo ni ọpọlọpọ awọn agbegbe iṣẹ.

ASTM A242 irin oju ojo dara pupọ ju ti irin igbekale erogba pẹlu tabi laisi idẹ ti a fi kun.

Awọn ohun-ini ẹrọ A242:
Fifẹ:
70 ksi min (3 /4 ati labẹ), 67 ksi min (3 /4-1.5) 63 ksi min (ju 1.5-4)
So eso:
50 ksi min (3 /4 ati labẹ), 46 ksi min (3 / 4-1.5) 42 ksi min (ju 1.5-4)
Ilọsiwaju:
16% min ni 8” 19% min ni 2” (fun awọn awo ti o gbooro ju 24”)

Tiwqn Kemikali Fun Corten Steel ASTM A242 Iru 1 Awo & Iwe

	Corten – A	ASTM 588 Ipele A	ASTM 242 TYPE -1	IRSM 41 -97
Erogba, Max	0.12	0.19	0.15	0.10
Manganese	0.20-50	0.80-1.25	1.00	0.25-0.45
Fosforu	0.07-0.15	0.04	0.15	0.07-0.11
Efin, max	0.030	0.05	0.05	0.030
Silikoni	0.25-0.75	0.30-0.65	0.25-0.40	0.28-0.72
Nickel, max	0.65	0.40	–	0.20-0.49
Chromium	0.50-1.25	0.40-065	–	0.30-0.50
Molybdenum, o pọju	–	–	–	–
Ejò	0.25-0.55	0.25-0.40	0.20 iṣẹju	0.30-0.39
Vanadium	–	0.02-0.10	–	0.050
Aluminiomu	–	…	–	0.030

Awọn ohun-ini ẹrọ ti irin corten ASTM A242 Iru 1 awo & Awọn iwe

	Agbara fifẹ	Min. Ojuami Ikore	Ilọsiwaju
CORTEN A	[470 – 630 MPa]	[355 MPa]	20% iṣẹju
ASTM 588 GR. A	[485 MPa]	[345 MPa]	21% iṣẹju
ASTM 242 TYPE -1	[480 MPa]	[345 MPa]	16% iṣẹju
IRSM 41-97	[480 MPa]	[340 MPa]	21% iṣẹju