12KH18N10T-1.4878 pipe, wire, circle

International Equivalent

Mark	Analogue	W. Nr.	Aisi Uns	En	Order
12Х18Н10Т	EP2	1.4541	321	X12CrNiTi18-10	Delivery from the stock, in stock
12Х18Н10Т-Н	EP2	~~~1.4541	~~~321	~~X12CrNiTi18-10	Delivery from the stock, in stock
12Х18Н10Т-М	EP2	~~~~1.4541	~~~~321	~~~X12CrNiTi18-10	Delivery from the stock, in stock
12Х18Н10Т-В	EP2	~~~~~1.4541	~~~~~321	~~~~X12CrNiTi18-10	Delivery from the stock, in stock
12Х18Н10Т-ТС					Delivery from the stock, in stock
12Х18Н10Т-ТС-1					Delivery from the stock, in stock

Relevance

Austenitic steel, heat-resistant and corrosion-resistant. Doped 17−19% Cr, 9−11% Ni, 2% Mn. Applied energy engineering at t° ≤ 600 °C. for Example, heat exchanger valve fuel water-cooled reactors, turbine blades, parts of compressors and pumps. Welded reactors of this alloy to work in dilute solutions of acetic, nitric, phosphoric acids, salt and alkaline solutions. Details working under load, can withstand temperatures from -196°C to +600°C and in aggressive media up to +350°C. Substitutes — brand 08KH22N6T, 08KH17T, 08KH18G8N2T, 10KH14G14N4T, 12H17G9AN4, 15KH25T, 12X18H9T.

Delivery

Rolled steel 12X18H10T, including the fittings is produced according to the following Standards: 5949−75; 2590−88; 2879−88; 2591−88. Thick sheet — 7350−77. A thin sheet — 5582−75. Tape — 4986−79. Band — 4405−75 and State standard 103−76. Forgings and forged billets — 1133−71 and 25 054−81. Pipe — 9940−81 and 9941−81. Wire — 18 143−72. Ground rod and silver — 955−77 14 and 18 907−73. Calibrated rod — 7417−75; 8559−75 and 8560−78.

The percentage 12X18H10T (GOST 5632−72)

With	Si	Mn	Cr	Ni	Ti	R	S	Cu
0,12	0,8	2,0	17,0−19,0	9,0−11,0	5−0,8	0,02	0,035	0,30

Technological properties

Hot deformation occurs in the temperature range from 1200 °C to 850 °C. the Semi-finished products of thickness up to 350 mm cooled in air. Weldability — without restrictions. Welding methods: SMAW (electrodes CT-26), ESW and the CCC. Desired final heat treatment. Machinability — K_{v TV. SPL} =0.85 and K_{v b. St} = 0.35 in the quenched state in HB 169 and σ_in = 610 MPa. Corrosion properties similar to steel 12X18H9T

Heat resistance

Sidewise	Temperature°C	Group resistance or score
The air	650	2−3
	750	4−5

For heat resistance close to steel 12X18H9T

Mechanical properties

GOST	Assortment	Thickness, mm	σ_0.2 MPa	σ_in MPa	δ₅,%	ψ,%
5949−75	The rod is tempered at a temperature of 1020 °C with cooling air, oil or water.	60	196	540	40	55
18 907−73	Polished rod treated to a given strength Rod full hard	≤5	_ -	590−830 930	20 —	_ -
7350−77 5582−75	The sheet hot rolled and cold rolled; quenched from 1000−1080 °C in water or air quenched from 1050−1080°C in water or air full hard	More 4 ≤3,9	216 205 —	530 530 880−1080	38 40 10	_ — -
25 054−81	Forged hardened at t° up to 1100 °C with cooling by air or water.	≤ 1000	196	510	35	40
18 143−72	Wire: heat-treated	1−6	-	540−880	20	-
9940−81	Seamless pipe gorazadevac-mirovina without heat treatment	3,5−32	-	529	40	-

Mechanical properties are dependent on t° heat

t_COI°C	σ_0.2 MPa	σ_in MPa	ψ,%	δ₅,%	KCU j/cm²
20	225−315	550−650	66−80	46−74	215−372
500	135−205	390−440	60−70	30−42	196−353
600	120−205	340−410	51−74	28−38	196−358
700	120−195	265−360	40−70	20−38	255−353

Note. Quenched from 1050−1100 °C in air.

σ_in the Limit of short-term strength, [MPa]

δ₅, the elongation at break, [ % ]

ψ is the Relative narrowing [ % ]

Buy at best price

OOO «Electrocentury-steel» implements a wide range of stainless steel. Our offices are located in Russia and Ukraine. You can make a purchase without leaving the office, through the Internet website of the Company. Processing complete each stage of production allows to fulfill individual orders, if the underlying performance of products you are not satisfied. We provide high quality custom orders for non-standard settings, deadlines minimum. When wholesale purchases discounts are available.