Stainless hlau qib 2507 - Super Duplex Anti- Corrosion

 

Cov ntaub ntawv

Tshuaj muaj pes tsawg leeg:

	Cr	Ni	Mo	Co	Nb (+Ta)	Ti	V	W	Cu	C	Mn	N	Si	P	S	Fe	Al
Min	24.50	6.00	3.00								0.50	0.24	0.10
Max	26.00	8.00	5.00						0.50	0.03	1.20	0.32	0.80	0.035	0.020	Bal

Mechanical Properties:

0.2% Pov thawj Stress	550 N / hli2	79,8 ua
Tensile zog	800 N / hli2	116 ksg
Elongation, 5.65√S0	25%
Kev txo qis ntawm cheeb tsam	45%
Hardness (Brinell)	<270
Impact Strength (Room Temp)	80J
Lub zog muaj zog (-46oC)	Ntev 45J (35J min)
	Transverse 45J (35J min)

Nco tseg:

Kev ntsuas yuav tsum tau ua raws li ASTM A370 lossis EN ISO 6892-1 (tensile), EN ISO 6506-1 (hardness)

Yam tsawg kawg nkaus hais (kuaj ntawm chav tsev kub nyob rau hauv ib tug longitudinal kev taw qhia)

Kev ntsuam xyuas tau ua tiav ntawm txhua qhov yaj ntawm cov khoom siv rau ib qho kev kho cua sov batch

Hardness yuav tsum ua raws li NACE MR 1075 nrog qhov siab tshaj plaws HRC ntawm 25

ASTM G48A corrosion test (ntawm 50 ° C) Tsis muaj pitting thiab <3.0g / m²poob phaus (ASTM specification <4.0g/m²)

Ferrite cov ntsiab lus 35-55%

Microstructure certified dawb los ntawm grain ciam carbides, sigma, chi thiab laves theem

Lub cev muaj zog:

Qhov ceev (Kg / m3)	7810
Sib nqus permeability (20 ° C)	33
Young's Modulus (kN/mm2)	199
Kev tiv thaiv hluav taws xob tshwj xeeb, 20 ° C (µΩ.m)	0.8
Qhov nruab nrab coefficient ntawm thermal expansion, 20-300 ° C (m / m /oC)	11.1 x 10-6
Cov cua kub tshwj xeeb, 20 ° C (J / kg.K)	475
Thermal conductivity, 20 ° C (W / mK)	14.2