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ASTM A213 Alloy Steel T12 Tube manufacturer

ASTM A213 Alloy Steel T12 Tubes are chromium-molybdenum alloy steel tubes designed for high-temperature and high-pressure applications. These tubes are widely used in boilers, heat exchangers, superheaters, power plants, refineries, and petrochemical industries due to their excellent strength, oxidation resistance, and long service life.

Detailed Information

ASTM A213 Alloy Steel T12 Tubes | UNS K11562 Seamless Tube Supplier

ASTM A213 Alloy Steel T12 Tubes are seamless ferritic alloy steel tubes manufactured for elevated temperature service in boilers, superheaters, condensers, and heat exchangers. Produced according to ASTM A213 and ASME SA213 standards, these tubes contain chromium and molybdenum, providing improved creep resistance, oxidation resistance, and mechanical strength compared to conventional carbon steel tubes.

As an experienced astm a213 grade t12 tube supplier, we supply premium-quality seamless tubes that meet stringent international quality standards. Every tube undergoes dimensional inspection, chemical analysis, hydrostatic testing, and non-destructive examination to ensure reliable performance in demanding industrial environments.

We offer asme sa213 t12 seamless boiler tube, asme sa213 grade t12 heat exchanger tube, and astm a213 gr t12 hot finished boiler tube in multiple sizes, wall thicknesses, and lengths to meet project-specific requirements across domestic and international markets.

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New York City, Los Angeles, Chicago, Houston, Phoenix, Philadelphia, San Antonio, San Diego, Dallas, San Jose, Austin, Jacksonville, Fort Worth, Columbus, Charlotte, San Francisco, Indianapolis, Seattle, Denver, Washington, Boston, El Paso, Nashville, Detroit, Oklahoma City, Portland, Las Vegas, Memphis, Louisville, Baltimore, Milwaukee, Albuquerque, Tucson, Fresno, Mesa, Sacramento, Atlanta, Kansas City, Colorado Springs, Omaha, Raleigh, Miami, Long Beach, Virginia Beach, Oakland, Minneapolis, Tulsa, Tampa, Arlington, New Orleans, Wichita, Bakersfield, Cleveland, Aurora, Anaheim, Honolulu, Santa Ana, Riverside, Corpus Christi, Lexington, Henderson, Stockton, Saint Paul, Cincinnati, St. Louis, Pittsburgh, Greensboro, Lincoln, Anchorage, Plano, Orlando, Irvine, Newark, Durham, Chula Vista, Toledo, Fort Wayne, St. Petersburg, Laredo, Jersey City, Chandler, Madison, Lubbock, Scottsdale, Reno, Buffalo, Gilbert, Glendale, North Las Vegas, Winston-Salem, Chesapeake, Norfolk, Fremont, Garland, Irving, Hialeah, Richmond, Boise, Spokane, Baton Rouge, Tacoma, San Bernardino, Modesto, Fontana, Des Moines, Moreno Valley, Santa Clarita, Fayetteville, Birmingham, Oxnard, Rochester, Port St. Lucie, Grand Rapids, Huntsville, Salt Lake City, Frisco, Yonkers, Amarillo, Glendale, Huntington Beach, McKinney, Montgomery, Augusta, Aurora, Akron, Little Rock, Tempe, Columbus, Overland Park, Grand Prairie, Tallahassee, Cape Coral, Mobile, Knoxville, Shreveport, Worcester, Ontario, Vancouver, Sioux Falls, Chattanooga, Brownsville, Fort Lauderdale, Providence, Newport News, Rancho Cucamonga, Santa Rosa, Peoria, Oceanside, Elk Grove, Salem, Pembroke Pines, Eugene, Garden Grove, Cary, Fort Collins, Corona, Springfield, Jackson, Alexandria, Hayward, Clarksville, Lakewood, Lancaster, Salinas, Palmdale, Hollywood, Springfield, Macon, Kansas City, Sunnyvale, Pomona, Killeen, Escondido, Pasadena, Naperville, Bellevue, Joliet, Murfreesboro, Midland, Rockford, Paterson, Savannah, Bridgeport, Torrance, McAllen, Syracuse, Surprise, Denton, Roseville, Thornton, Miramar, Pasadena, Mesquite, Olathe, Dayton, Carrollton, Waco, Orange, Fullerton, Charleston, West Valley City, Visalia, Hampton, Gainesville, Warren, Coral Springs, Cedar Rapids, Round Rock, Sterling Heights, Kent, Columbia, Santa Clara, New Haven, Stamford, Concord, Elizabeth, Athens, Thousand Oaks, Lafayette, Simi Valley, Topeka, Norman, Fargo, Wilmington, Abilene, Odessa, Columbia, Pearland, Victorville, Hartford, Vallejo, Allentown, Berkeley, Richardson, Arvada, Ann Arbor, Rochester, Cambridge, Sugar Land, Lansing, Evansville, College Station, Fairfield, Clearwater, Beaumont, Independence, Provo, West Jordan, Murrieta, Palm Bay, El Monte, Carlsbad, North Charleston, Temecula, Clovis, Springfield, Meridian, Westminster, Costa Mesa, High Point, Manchester, Pueblo, Lakeland, Pompano Beach, West Palm Beach, Antioch, Everett, Downey, Lowell, Centennial, Elgin, Richmond, Peoria, Broken Arrow, Miami Gardens, Billings, Jurupa Valley, Sandy Springs, Gresham, Lewisville, Hillsboro, Ventura, Greeley, Inglewood, Waterbury, League City, Santa Maria, Tyler, Davie, Lakewood, Daly City, Boulder, Allen, West Covina, Sparks, Wichita Falls, Green Bay, San Mateo, Norwalk, Rialto, Las Cruces, Chico, El Cajon, Burbank, South Bend, Renton, Vista, Davenport, Edinburg, Tuscaloosa, Carmel, Spokane Valley, San Angelo, Vacaville, Clinton, Bend, Woodbridge.

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Alloy Steel T12 Tubes Specification

Specifications	:	ASTM A 213 / ASME SA 213
Dimensions	:	ASTM, ASME and API
Range	:	1/2” OD up to 5” OD, customs diameters also available
Size	:	6.35mm o.d to 101.60mm o.d
Schedule	:	SCH 40, SCH 80, SCH 160, SCH XS, SCH XXS, All Schedules, upto 12mm thk
Type	:	Seamless / Fabricated
Form	:	Round, Square, Rectangular, Hydraulic Etc.
Length	:	Single Random, Double Random & Cut Length.
Tubing End	:	Plain End, Beveled End, Treaded.

ASTM A213/ASME SA213 T12 High-Pressure Steel Tube Chemical Composition :

Grade	UNS	C, %	Mn, %	P, %	S, %	Si, %	Cr, %	Mo, %
T12	K11597	0.15 max	0.30-0.60	0.025 max	0.025 max	0.50-1.00	1.00-1.50	0.44-0.65

Seamless Heat Exchange Alloy Steel T12 Tubes Mechanical properties:

Tensile Strength , MPa	Yield Strength, MPa	Elongation, %	Hardness, HB
415 min	205 min	30 min	179 max

Alloy Steel A213 T12 Seamless Tubing Tolerance

Outside Diameter	OD Tolerance	WT Tolerance	Ovality Tolerance	Cut Length Tolerance
OD≤ 12, 7 mm	± 0, 13 mm	± 15 %	–	+ 3, 18 mm, – 0 mm
12, 7 mm < OD ≤ 38, 1 mm	± 0, 13 mm	± 10 %	max, 1, 65 mm	+ 3, 18 mm, – 0 mm
38, 1 mm < OD ≤ 88, 9 mm	± 0, 25 mm	± 10 %	max, 2, 41 mm	+ 4, 76 mm, – 0 mm

Alloy Steel T12 Outside Diameter

Hot rolled	Outside Diameter, mm	Tolerance, mm
	OD≤101.6	+0.4/-0.8
	101.6＜OD≤190.5	+0.4/-1.2
	190.5＜OD≤228.6	+0.4/-1.6
Cold Drawn	Outside Diameter, mm	Tolerance, mm
	OD＜25.4	±0.10
	25.4≤OD≤38.1	±0.15
	38.1＜OD＜50.8	±0.20
	50.8≤OD＜63.5	±0.25
	63.5≤OD＜76.2	±0.30
	76.2≤OD≤101.6	±0.38
	101.6＜OD≤190.5	+0.38/-0.64
	190.5＜OD≤228.6	+0.38/-1.14

Wall thickness of Grade T12 Tube

Hot rolled	Outside Diameter, mm	Tolerance, %
	OD≤101.6, WT≤2.4	+40/-0
	OD≤101.6, 2.4＜WT≤3.8	+35/-0
	OD≤101.6, 3.8＜WT≤4.6	+33/-0
	OD≤101.6, WT>4.6	+28/-0
	OD>101.6, 2.4＜WT≤3.8	+35/-0
	OD>101.6, 3.8＜WT≤4.6	+33/-0
	OD>101.6, WT>4.6	+28/-0
Cold Drawn	Outside Diameter, mm	Tolerance, %
	OD≤38.1	+20/-0
	OD>38.1	+22/-0

ASTM A213 Gr T12 Tube Weight & Schedule Chart

Size NPS	Pipe O.D.	Wall Thickness	Pipe I.D.	Weight per Foot	Standard to XXHY	Schedule Pipe #	Section Modulus	Gallon Capacity Per Linear Foot
1/2	0.84	0.109	0.622	0.85	STD	40	.0407	.0158
		0.147	0.546	1.09	XHY	80	.0478	.0122
		0.188	0.464	1.31		160	.0528	.0088
		0.294	0.252	1.72	XXHY		.0577	.0026
3/4	1.05	0.113	0.824	1.13	STD	40	.0705	.0277
		0.154	0.742	1.48	XHY	80	.0853	.0225
		0.219	0.612	1.95		160	.1006	.0153
		0.308	0.434	2.44	XXHY		.1103	.0077
1	1.315	0.133	1.049	1.68	STD	40	.1328	.0449
		0.179	0.957	2.17	XHY	80	.1606	.0374
		0.250	0.815	2.85		160	.1904	.0271
		0.358	0.599	3.66	XXHY		.2136	.0146
1 1/4	1.66	0.140	1.380	2.27	STD	40	.2346	.0777
		0.191	1.278	3.00	XHY	80	.2913	.0666
		0.250	1.160	3.77		160	.3421	.0549
		0.382	0.896	5.22			.4110	.0328
1 1/2	1.90	0.145	1.610	2.72	STD	40	.3262	.1058
		0.200	1.500	3.63	XHY	80	.4118	.0918
		0.281	1.338	4.86		160	.5079	.0730
		0.400	1.100	6.41			.5977	.0494
2	2.375	0.109	2.157	2.64		10	.4205	.1898
		0.154	2.067	3.66	STD	40	.5606	.1743
		0.218	1.939	5.03	XHY	80	.7309	.1534
		0.250	1.875	5.68			.8045	.1434
		0.281	1.813	6.29			.8666	.1344
		0.344	1.687	7.47		160	.9806	.1161
		0.436	1.503	9.04	XXHY		1.1043	.0922
2 1/2	2.875	0.120	2.635	3.53		10	.6870	.2833
		0.203	2.469	5.80	STD.	40	1.0640	.2487
		0.216	2.443	6.14			1.1169	.2435
		0.250	2.375	7.02			1.2468	.2301
		0.276	2.323	7.67	XHY	80	1.3386	.2202
		0.375	2.125	10.02		160	1.6371	.1842
		0.552	1.771	13.71	XXXHY		1.9971	.1280
3	3.50	0.120	3.260	4.34			1.0411	.4336
		0.156	3.188	5.58			1.3122	.4147
		0.172	3.156	6.12			1.4265	.4064
		0.188	3.124	6.66			1.5342	.3984
		0.216	3.068	7.58	STD.	40	1.7241	.3840
		0.250	3.000	8.69			1.9372	.3672
		0.281	2.938	9.67			2.1207	.3521
		0.300	2.900	10.26	XHY	80	2.2253	.3431
		0.438	2.624	14.34		160	2.8774	.2811
		0.600	2.300	18.6	XXHY		3.4243	.2158
3 1/2	4.0	0.120	3.760	4.98		10	1.3776	.5768
		0.226	3.548	9.12	STD.	140	2.3939	.5136
		0.250	3.500	10.02			2.6001	.4998
		0.281	3.438	11.17			2.8562	.4821
		0.318	3.364	12.52	XHY	80	3.1400	.4617
		0.636	2..728	22.87	XXHY		4.8795	.3085
4	4.5	0.120	4.260	5.62		10	1.7612	.7404
		0.156	4.188	7.24			2.2354	.7156
		0.188	4.124	8.67			2.6296	.6942
		0.203	4.094	9.32			2.8173	.6838
		0.219	4.062	10.02			3.0184	.6725
		0.237	4.026	10.80	STD.	40	3.2145	.6613
		0.250	4.000	11.36			3.3611	.6528
		0.281	3.938	12.67		60	3.7021	.6326
		0.312	3.876	13.97			4.0273	.6126
		0.337	3.826	15.00	XHY	80	4.2713	.5972
		0.438	3.624	19.02		120	5.1790	.5361
		0.531	3.438	22.53		160	5.8997	.4822
		0.674	3.152	27.57	XXHY		6.7927	.4054
5	5.563	0.188	5.187	10.80			4.1161	1.0979
		0.219	5.125	12.51			4.7279	1.0716
		0.258	5.047	14.63	STD.	40	5.4500	1.0391
		0.281	5.001	15.87			5.8644	1.0204
		0.312	4.939	17.51			6.4074	.99647
		0.344	4.875	19.19			6.9358	.9696
		0.375	4.813	20.80	XHY	80	7.4300	.9449
		0.500	4.563	27.06		120	9.2534	.8495
		0.625	4.313	32.99		160	10.7976	.7590
		0.750	4.063	38.59	XXHY		12.0954	.6734
6	6.625	0.109	6.407	7.59		5	3.5769	1.6748
		0.134	6.357	9.30		10	4.3475	1.6488
		0.156	6.313	10.79			5.0107	1.6260
		0.188	6.249	12.94			5.9351	1.5937
		0.203	6.219	13.94			6.3804	1.5780
		0.219	6.187	15.00			6.8261	1.5620
		0.250	6.125	17.04			7.6905	1.5306
		0.280	6.065	18.99	STD.	40	8.4958	1.5008
		0.312	6.001	21.06			9.3416	1.4688
		0.344	5.937	23.10			10.111	1.4391
		0.375	5.875	25.05			10.893	1.4082
		0.432	5.761	28.60	XHY	80	12.224	1.3541
		0.500	5.625	32.74			13.711	1.2909
		0.562	5.501	36.43		120	14.9806	1.2346
		0.625	5.375	40.09			16.1821	1.1787
		0.719	5.187	45.39		160	17.8243	1.0977
		0.864	4.897	53.21	XXHY		20.025	.9784
		1.000	4.625	60.13			21.7719	.8727
		1.125	4.375	66.14			23.1237	.7809

Types of Alloy Steel T12 Chrome Moly Tube

Alloy Steel T12 Tube	T12 Alloy Steel A335 Tube
ASTM A213 grade T12 Tube	ASTM A213 T12 Alloy Steel Seamless Tube
High Pressure T12 Boiler Tube	ASME SA213 T12 Alloy Steel Rectangular Tube
Alloy Steel T12 Seamless Tube	Alloy Steel Gr T12 Heater Tube
ASME SA 335 Alloy Steel T12 Seamless Tube	IBR Alloy Steel T12 Tube
Alloy Steel T12 Custom Tube	ASME SA / ASTM A213 T12 Tube
Alloy Steel Grade T12 Round Tube	T12 Tube Dealer
Alloy A213 T12 Seamless Square Tube	ASME SA213 T12 Alloy Steel Seamless Tube
AISI T12 ERW Tube	ASTM A213 T12 Tube
Alloy Steel T12 EFW Tube	Alloy Steel T12 Square Tube
sa213 T12 material tube	Alloy Steel T12 Round Tube
Alloy Gr. T12 Tube	SA213 T12 Alloy Steel High Pressure Tube
ASME SA213 T12 Tube	SA213 T12 Boiler Tube
ASTM SA213m T12 square tube	Alloy Steel T12 Electropolish Tube
Alloy Steel T12 Custom Tube	Alloy Steel T12 Tube
ASME SA213 T12 Alloy Steel Tube	ASME SA213 T12 square cylinder Tube
ASTM A213 T12 Tube Material	ASTM A213 T12 Tubes
Sa213 T12 Thermal Conductivity Tubes	ASTM A213 T12 Tubing
ASTM A213 Grade T12 Tubes	ASTM A213 T12 Tubes
Sa213 T12 Material	Asme Sa213 Grade T12 Tubes
ASTM Sa213 T12 Tubes	ASTM A213 Gr T12 Tubes
Sa213 T12 Tubes	Tubo A213 T12 Tubes
Sa213 T12 Seamless Alloy Tube	ASTM A213 T12 Boiler Tube
ASTM A213 T12 Tubes	Sa213 T12 Tubing
Sa213-T12	ASTM A213 T12 Steel
Sa 213 Gr T12 Tubes	Sa213 T12 Tubes
Asme Sa213 T12 Tubes	ASTM A213 T12 Boiler Tube
ASTM B163 Incoloy 825 Tubes	ASTM B423 Incoloy 825 seamless tube
ASTM B704 Incoloy 825 welded tube	ASTM B163 Incoloy 825 Heat Exchanger Tube
Bright Annealed Incoloy 825 Tube	Cold drawn Incoloy 825 seamless tubing

Why Choose Us as Your ASTM A213 Grade T12 Tube Supplier?

Selecting the right supplier is essential for maintaining the reliability and efficiency of industrial systems. As a trusted astm a213 grade t12 tube supplier, we focus on delivering products that meet international quality standards while ensuring competitive pricing and dependable service.

Why customers choose us:

Large ready stock of ASTM A213 Grade T12 tubes
Strict compliance with ASTM and ASME specifications
Complete mill test certificates (MTC EN 10204 3.1)
Fast global delivery and export documentation
Third-party inspection support
Custom cutting and packaging
Competitive pricing
Technical assistance before and after sales
Reliable logistics for urgent project requirements

As an experienced astm a213 t12 tube exporter, we supply seamless alloy steel tubes to customers across power generation, EPC projects, oil & gas, petrochemical, and heavy engineering industries worldwide.

Equivalent Grades for Alloy 825 Seamless and Welded Tubes

STANDARD	WERKSTOFF NR.	UNS	JIS	BS	GOST	AFNOR	EN	OR
Equivalent	2.4858	N08825	NCF 825	NA 16	ЭП703	NFE30C20DUM	NiCr21Mo	XH38BT

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