ASTM A335 P12 Alloy Steel Seamless Pipes

Alloy Steel P12 Seamless Pipe, Alloy Steel P12 Pipes, Chrome Moly P12 Pipe Supplier, Alloy Steel P12 UNS K11522 Seamless Pipes manufacturer, ASTM A335 Grade P12 Alloy Steel Seamless Pipes Manufacturer, Exporter & Suppliers.

Piyush Steel is the leading alloy steel P12 seamless pipe supplier committed to delivering high-quality alloy steel products globally. Our alloy steel pipes are made of premium alloys containing nickel, manganese, chromium, silicon, tungsten, vanadium and molybdenum. Small but precise amounts of these elements increase the strength, durability and corrosion resistance of pipes. The pipes are reinforced by additional elements such as sulfur and silicon, to guarantee outstanding performance even under extreme conditions.

Table of Content

♦ ASTM A335 Alloy Steel P12 Seamless Pipes

♦ ASTM A335 Alloy Steel P12 Seamless Pipes Specification

♦ Composition ranges for Alloy Steel P12 Seamless Pipes

♦ Mechanical properties of P12 Alloy Steel Seamless Pipes

♦ Equivalent of Alloy Steel P12 Seamless Pipe

♦ Heat Treatment Requirements of Alloy Steel P12 Seamless Pipes

♦ Tensile Requirements of Alloy Steel P12 Seamless Pipes

♦ P12 Alloy Steel Seamless Pipe Weight Chart

♦ Alloy Steel P12 EFW Pipe in Different Sizes

♦ Alloy Steel P12 Seamless Pipes Outside Diameter & Tolerance

♦ Specifications for Alloy Steel P12 Seamless Pipe

♦ Other Types Of Alloy Steel P12 Seamless Pipes

♦ People Also Searched For

♦ FAQS

ASTM A335 Alloy Steel P12 Seamless Pipes

Alloy Steel P12 Seamless Pipe

Chrome Moly P12 Seamless Pipe

UNS K11562 Seamless Pipe

DIN 1.7335 Seamless Pipe

Alloy Steel P12 Pipe Exporter, DIN 1.7335 Seamless Pipe, ASME SA335 P12 Alloy Steel Pipes Trader, ,ASME SA335 P12 Alloy Steel Seamless Pipe

The CrMo P12 seamless pipe offers thermal, electrical and mechanical properties making it ideal for use in various industries. These include aerospace, spacecraft fuel tanks, automotive bodies and home appliances. Our pipes and tubes are made by ASTM A335 and ASME SA335. These pipes can be manufactured in lengths up to 13500mm with single, double random or cut lengths available. The surface is polished and bright, ensuring strength and consistency. As a trusted alloy steel P12 seamless pipe supplier we prioritize delivering products that meet your specifications.

We conduct various tests to maintain the highest standards for alloy steel P12 seamless pipes. These tests include destructive methods like tensile, bend, flattening, impact and creep tests, as well as non-destructive methods like positive material identification, radiography, ultrasonic, magnetic particle and eddy current tests.

We provide comprehensive certifications, including test mill reports, 100% radiography test reports, raw material certificates and third-party inspections to ensure reliability and customer satisfaction. As a p12 alloy steel pipes supplier, we provide documentation such as packaging lists, guarantee letters, and NABL-approved laboratory test reports. For secure delivery, we offer various packaging options like bundled packaging, U-bend crates and wooden blocks tailored to client requirements. We ensure that each alloy steel pipe reaches its destination safely.

ASTM A335 Alloy Steel P12 Seamless Pipes Specification

Size	:	1/8 NB To 26NB IN
Standards	:	ASTM A335, ASME SA 335
Type	:	Seamless
Specialized in	:	Large Diameter Size
Schedule	:	SCH20, SCH30, SCH40,STD,SCH80, XS, SCH60, SCH120, SCH140, SCH160, XXS, Upto 4" Wall Thick
Form	:	Round, Square, Rectangular, Hydraulic,etc.
Length	:	Single Random, Double Random & Cut Length
Tubing End	:	Plain End, Beveled End, Treaded

Composition ranges for Alloy Steel P12 Seamless Pipes

Grade P12	C, %	Mn, %	P, %	S, %	Si, %	Cr, %	Mo, %
UNS K11562	0.05 - 0.15	0.30 - 0.60	0.025 max	0.025 max	0.50 - 1.00	1.00 - 1.50	0.44 - 0.65

Mechanical properties of P12 Alloy Steel Seamless Pipes

Tensile Strength, MPa	Yield Strength, MPa	Elongation, %
415 min	220 min	30 min

Equivalent of Alloy Steel P12 Seamless Pipe

Tensile Strength, MPa	Yield Strength, MPa	Elongation, %
415 min	220 min	30 min

Heat Treatment Requirements of Alloy Steel P12 Seamless Pipes

	P5, P9, P11, and P22
Grade	Heat Treatment Type	Normalizing Temperature Range F [C]	Subcritical Annealing or Tempering Temperature Range F [C]
P5 (b,c)	Full or Isothermal Anneal
	Normalize and Temper	*****	1250 [675]
	Subcritical Anneal (P5c only)	*****	1325 - 1375 [715 - 745]
P9	Full or Isothermal Anneal
	Normalize and Temper	*****	1250 [675]
P11	Full or Isothermal Anneal
	Normalize and Temper	*****	1200 [650]
P22	Full or Isothermal Anneal
	Normalize and Temper	*****	1250 [675]
P91	Normalize and Temper	1900-1975 [1040 - 1080]	1350-1470 [730 - 800]
	Quench and Temper	1900-1975 [1040 - 1080]	1350-1470 [730 - 800]

Tensile Requirements of Alloy Steel P12 Seamless Pipes

	Seamless
	P-5	P-9	P-11	P-22	P-91	P91 shall not have a hardness not exceeding 250 HB/265 HV [25HRC].
Tensile Strength, min., psi
ksi	60	60	60	60	85
MPa	415	415	415	415	585
Yield Strength, min., psi
ksi	30	30	30	30	60
MPa	205	205	205	205	415

P12 Alloy Steel Seamless Pipe Weight 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	-	40	.0407	.0158
		0.147	0.546	1.09	-	80	.0478	.0122
		0.188	0.464	1.31		160	.0528	.0088
		0.294	0.252	1.72	-		.0577	.0026
3/4	1.05	0.113	0.824	1.13	-	40	.0705	.0277
		0.154	0.742	1.48	-	80	.0853	.0225
		0.219	0.612	1.95		160	.1006	.0153
		0.308	0.434	2.44	-		.1103	.0077
1	1.315	0.133	1.049	1.68	-	40	.1328	.0449
		0.179	0.957	2.17	-	80	.1606	.0374
		0.250	0.815	2.85		160	.1904	.0271
		0.358	0.599	3.66	-		.2136	.0146
1 1/4	1.66	0.140	1.380	2.27	-	40	.2346	.0777
		0.191	1.278	3.00	-	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	-	40	.3262	.1058
		0.200	1.500	3.63	-	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	-	40	.5606	.1743
		0.218	1.939	5.03	-	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	-		1.1043	.0922
2 1/2	2.875	0.120	2.635	3.53		10	.6870	.2833
		0.203	2.469	5.80	-	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	-	80	1.3386	.2202
		0.375	2.125	10.02		160	1.6371	.1842
		0.552	1.771	13.71	-		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	-	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	-	80	2.2253	.3431
		0.438	2.624	14.34		160	2.8774	.2811
		0.600	2.300	18.6	-		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

Alloy Steel P12 EFW Pipe in Different Sizes

O.D. x Thickness(mm)	O.D x Thickness(mm)	O.D x Thickness(mm)
38.1 x 3.2	57.0 x 4.9	76.2 x 4.0
38.1 x 4.0	57.0 x 6.3	76.2 x 5.0
38.1 x 6.3	57.0 x 7.9	76.2 x 6.3
42.4 x 3.2	60.3 x 3.2	82.5 x 4.5
42.4 x 4.0	60.3 x 3.6	88.9 x 3.2
44.5 x 3.2	60.3 x 5.0	88.9 x 3.6
44.5 x 6.3	63.5 x 3.2	88.9 x 4.0
48.3 x 3.2	63.5 x 3.6	101.6 x 3.6
48.3 x 3.6	63.5 x 4.0	101.6 x 4.5
50.8 x 4.5	63.5 x 6.3	101.6 x 6.3
51.0 x 3.2	63.5 x 7.9	114.3 x 3.6
51.0 x 3.6	70.0 x 3.2	114.3 x 5.0
51.0 x 6.3	70.0 x 3.6	139.7 x 4.0
57.0 x 3.2	70.0 x 6.3	139.7 x 5.0
57.0 x 3.6	76.2 x 3.6	139.7 x 6.3

NB	Size	OD	40S	5S	10S	S10	S20	S40	S60	XS/80S	S80	S100	S120	S140	S160	XXS
NB	Size	mm	mm	mm	mm	mm	mm	mm	mm	mm	mm	mm	mm	mm	mm	mm
	1/8	10.29			1.2			1.73			2.41
	1/4	13.72			1.7			2.24			3.02
	3/8	17.15			1.7			2.31			3.2
15	1/2	21.34	2.8	1.7	2.1			2.77		3.73	3.73				4.78	7.47
20	3/4	26.67	2.9	1.7	2.1			2.87		3.91	3.91				5.56	7.82
25	1	33.4	3.4	1.7	2.8			3.38		4.55	4.55				6.35	9.09
32	1 1/4	42.16	3.6	1.7	2.8			3.56		4.85	4.85				6.35	9.7
40	1 1/2	48.26	3.7	1.7	2.8			3.68		5.08	5.08				7.14	10.2
50	2	60.33	3.9	1.7	2.8			3.91		5.54	5.54				9.74	11.1
65	2 1/2	73.03	5.2	2.1	3.1			5.16		7.01	7.01				9.53	14
80	3	88.9	5.5	2.1	3.1			5.49		7.62	7.62				11.1	15.2
90	3 1/2	101.6	5.7	2.1	3.1			5.74		8.08	8.08
100	4	114.3	6	2.1	3.1			6.02		8.56	8.56		11.1		13.5	17.1
125	5	141.3	6.6	2.8	3.4			6.55		9.53	9.53		12.7		15.9	19.1
150	6	168.3	7.1	2.8	3.4			7.11		10.97	11		14.3		18.3	22
200	8	219.1	8.2	2.8	3.8		6.4	8.18	10.3	12.7	12.7	15.1	19.3	20.6	23	22.2
250	10	273.1	9.3	3.4	4.2		6.4	9.27	12.7	12.7	15.1	19.3	21.4	25.4	28.6	25.4
300	12	323.9	9.5	4	4.6		6.4	10.3	14.3	12.7	17.5	21.4	25.4	28.6	33.3	25.4
350	14	355.6	9.5	4	4.8	6.4	7.9	11.1	15.1	12.7	19.1	23.8	27.8	31.8	35.7
400	16	406.4	9.5	4.2	4.8	6.4	7.9	12.7	16.7	12.7	21.4	26.2	31	36.5	40.5
450	18	457.2	9.5	4.2	4.8	6.4	7.9	14.3	19.1	12.7	23.8	29.4	34.9	39.7	45.2
500	20	508	9.5	4.8	5.5	6.4	9.5	15.1	20.6	12.7	26.2	32.5	38.1	44.5	50
550	22	558.8	9.5	4.8	5.5	6.4	9.5		22.2	12.7	28.6	34.9	41.3	47.6	54
600	24	609.6	9.5	5.5	6.4	6.4	9.5	17.5	24.6	12.7	31	38.9	46	52.4	59.5
650	26	660.4	9.5			7.9	13			12.7
700	28	711.2	9.5			7.9	13			12.7
750	30	762	9.5	6.4	7.9	7.9	13			12.7
800	32	812.8	9.5			7.9	13	17.5		12.7
850	34	863.6	9.5			7.9	13	17.5		12.7
900	36	914.4	9.5			7.9	13	19.1		12.7

Alloy Steel P12 Seamless Pipes Outside Diameter & Tolerance

ASTM A450	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
ASTM A530 & ASTM A335	NPS	Outside Diameter, inch	Tolerance, mm
		1/8≤OD≤1-1/2	±0.40
		1-1/2＜OD≤4	±0.79
		4＜OD≤8	+1.59/-0.79
		8＜OD≤12	+2.38/-0.79
		OD>12	±1%

Specifications for Alloy Steel P12 Seamless Pipe

STANDARD	WERKSTOFF NR.	UNS
Alloy Steel P12	1.7335	K11562

Other Types Of Alloy Steel P12 Seamless Pipes

Alloy Steel K11562 Seamless Pipe	ASTM A335 CrMo P12 Seamless Pipe
DIN 1.7335 Seamless Pipes Manufacturer	ASTM A335 Alloy Steel K11562 Seamless Pipes
A335 Alloy Steel P12 Seamless Round Pipe Supplier	ASME SA335 Alloy Steel 1.7335 Seamless Pipe Stockholder in India
ASME SA335 Chrome Moly P12 Seamless Pipes Exporter	P12 Alloy Steel Seamless Piping Distributor
UNS K11562 Seamless Pipe in India	DIN 1.7335 Seamless Pipe
A335 Alloy Steel UNS K11562 Seamless Pipes Dealer	ASTM A335 P12 Seamless Pipe
Chromium-Molybdenum P12 Seamless Pipe Supplier	ASME A335 P12 Alloy Steel Seamless Pipes
Chromium-Molybdenum 1.7335 Rectangular Seamless Pipes	ASME SA335 CrMo P12 Square Seamless Pipes Stockist

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FAQS

What is P12 chemical?

P12 is a Cr-Mo alloy steel grade with 1% chromium & 0.5% molybdenum, ideal for high-temperature and pressure piping in power plants.

What is the material of P12 pipe?

P12 pipes are crafted from chromium-molybdenum alloy steel, designed for high-temperature, high-pressure applications in boilers & piping.

What are the grades of alloy steel pipe?

Alloy steel pipe grades include ASTM A335 P1, P5, P9, P11, P12, P22, P91, P92, and ASTM A213 T1–T92, ideal for boilers & high-pressure piping.

What is the difference between P11 and P12 pipes?

The key difference: P11 pipes offer more strength & heat resistance with 1.25% Cr, while P12 pipes with 1% Cr are for lower temp applications.

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