Alloy 31 Seamless Pipes

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Alloy 31 Seamless Pipes Manufacturer, Supplier and Exporter in Thailand

Thaida stands out as a leading manufacturer and supplier in Thailand, known for its top-notch Alloy 31 Seamless Pipes that are engineered for exceptional performance in tough, corrosive environments. These pipes are crafted using cutting-edge technology and adhere to strict quality standards, ensuring they deliver remarkable strength, precision, and reliability. Thaida’s Alloy 31 Seamless Pipes blend the best features of austenitic stainless steel and nickel-based alloys, providing impressive resistance to acids, chlorides, and oxidizing agents. With their excellent mechanical strength and corrosion resistance, these pipes have earned the trust of industries across Thailand and around the globe for critical applications that demand durability and a long lifespan.

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The composition of Alloy 31 Seamless Pipes includes about 31% nickel, 27% chromium, 6.5% molybdenum, along with trace amounts of nitrogen, copper, and iron. This distinctive blend offers exceptional corrosion resistance against sulphuric acid, phosphoric acid, and environments rich in chlorides. The alloy boasts a tensile strength of approximately 760 MPa and a yield strength of around 380 MPa, along with impressive ductility and impact resistance. Alloy 31 also retains high structural stability and oxidation resistance at elevated temperatures, making it ideal for extreme chemical and thermal conditions.

Alloy 31 Seamless Pipes Specification

Alloy 31 round pipes
Specifications	ASTM A/ASME SA312
Standard Size	1/8″NB TO 30″ NB IN
Alloy 31 Seamless Pipes	1/2″ NB – 16″ NB
Outer Diameter	6.00 mm OD up to 914.4 mm OD, Sizes up to 24” NB
Thickness	0.3 – 50 mm, SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS, LSAW, SSAW, HSAW
Manufacturing techniques	Seamless
Shape	Round, Half Round, Square, Rectangular or Custom
Length	Single Random, Double Random & Custom Length
Pipe End	Plain End, Beveled End, Treaded
Test Certificate	EN 10204 3.1 B
Size range	Wall thickness: 1mm- 150mm (SCH10-XXS)
Size range	Outer diameter: 6mm- 2500mm (3/8″-100″)
Alloy N08031 square pipe
Size range	Wall thickness: 1mm- 150mm (SCH10-XXS)
Size range	Outer diameter: 4mm4mm- 800mm800mm
Alloy 31 UNS N08031 rectangular pipes
Size range	Wall thickness: 1mm-150mm (SCH10-XXS)
	Outer diameter: 6mm-2500mm (3/8″-100″)
	Length: 4000mm, 5800mm, 6000mm, 12000mm, or as required.

Equivalent of Alloy 31 Seamless Pipes

Material No.	EN Designation	UNS	Alloy
1.4562	X1NiCrMoCu32-28-7	N08031	31

Alloy 31 Seamless Pipes Chemical Composition

Ni	Cr	C	Mn	Si	Cu	Mo	N	P	S	Fe
30.00–32.00	26.00–28.00	≤0.015	≤2.00	≤0.030	1.00–1.40	6.00–7.00	0.15–0.25	≤0.020	≤0.010	Bal

Alloy 31 Seamless Pipes Mechanical Properties

Hardness HB 30 ≤ HB	0.2% Yield strength Rp ≥ N/mm²	Tensile strength Rm N/mm²	Elongation As ≥ %	Modulus of elasticity kN/mm²
220	275	≥ 650	40	198

If You Are Looking To Buy High Quality Pipes and Tubes

We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.

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Why Choose Alloy 31 Seamless Pipes from Thaida?

Choosing Alloy 31 Seamless Pipes from Thaida in Thailand ensures superior quality, durability, and performance. These pipes provide outstanding corrosion resistance and strength, making them ideal for demanding industrial applications. With a strong commitment to exceptional service and timely delivery, Thaida guarantees complete customer satisfaction. Backed by expertise in stainless steel products, we deliver high-grade, customized solutions designed to meet your specific requirements with precision and reliability.

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Largest Alloy 31 Seamless Pipes Supplier in Thailand

A leading supplier of Alloy 31 Seamless Pipes Thaida offers a wide range of high-quality pipes and tubes suitable for various industrial applications. With an extensive inventory and a strong commitment to dependable service, it has earned a reputation as a trusted provider of stainless steel solutions throughout Thailand.

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Alloy 1.4562 31 Seamless Pipes Sizes

Pipe Size	O.D. Inches	5s	SCH 5	10s	SCH 10	20	30	40s & STD	SCH 40
1/8	0.405	0.35	0.049	0.049	0.068	0.068
1/8	0.1383	0.1863	0.1863	0.2447	0.2447
1/4	0.54	0.049	0.065	0.065	0.088	0.088
1/4	0.257	0.3297	0.3297	0.4248	0.4248
3/8	0.675	0.049	0.065	0.065	0.091	0.091
3/8	0.3276	0.4235	0.4235	0.5676	0.5676
1/2	0.84	0.065	0.065	0.083	0.083	0.109	0.109
1/2	0.5383	0.5383	0.671	0.671	0.851	0.851
3/4	1.05	0.065	0.065	0.083	0.083	0.113	0.113
3/4	0.6838	0.6838	0.8572	0.8572	1.131	1.131
1	1.315	0.065	0.065	0.109	0.19	0.133	0.133
1	0.8678	0.8678	1.404	1.404	1.679	1.679
1 1/4	1.66	0.065	0.065	0.109	0.109	0.14	0.14
1 1/4	1.107	1.107	1.806	1.806	2.273	2.273
1 1/2	1.9	0.065	0.065	0.109	0.109	0.145	0.145
1 1/2	1.274	1.274	2.638	2.638	2.718	2.718
2	2.375	0.065	0.065	0.109	0.109	0.154	0.154
2	1.604	1.604	2.638	2.638	3.653	3.653
2 1/2	2.875	0.083	0.083	0.12	0.12	0.203	0.203
2 1/2	2.475	2.475	3.531	3.531	5.793	5.793
3	3.5	0.083	0.083	0.12	0.12	0.216	0.216
3	3.029	3.029	4.332	4.332	7.576	7.576
3 1/2	4	0.083	0.083	0.12	0.12	0.226	0.226
3 1/2	3.472	3.472	4.97	4.97	9.109	9.109
4	4.5	0.083	0.083	0.12	0.12	0.237	0.237	0.281
4	3.915	3.915	5.613	5.613	10.79	10.79	12.66
4 1/2	5	0.247
4 1/2	12.53
5	5.563	0.109	0.109	0.134	0.134	0.258	0.258
5	6.349	6.349	7.77	7.77	14.62	14.62
6	6.625	0.109	0.109	0.134	0.134	0.28	0.28
6	7.585	7.585	9.289	9.289	18.97	18.97
7	7.625	0.301
7	23.57
8	8.625	0.109	.109	0.148	0.148	0.25	0.277	0.322	0.322
8	9.914	9.914	13.4	13.4	22.36	24.7	28.55	28.55	35.64
9	9.625	0.342
9	33.9
10	10.75	0.134	0.134	0.165	0.165	0.25	0.307	0.365	0.365
10	15.19	15.19	18.65	18.65	28.04	34.24	40.48	40.48	54.74
11	11.75	0.375
11	45.55
12	12.75	0.156	0.165	0.18	0.18	0.25	0.33	0.375	0.406
12	21.07	22.18	24.2	24.2	33.38	43.77	49.56	53.53	73.16
14	14	0.156	0.188	0.25	0.312	0.375	0.375	0.437	0.593
14	23.06	27.73	36.71	45.68	54.57	54.57	63.67	84.91
16	16	0.165	0.188	0.25	0.312	0.437	0.375	0.562	0.75
16	27.9	31.75	42.05	52.36	62.58	62.58	82.77	107.5
18	18	0.165	0.188	0.25	0.312	0.437	0.375	0.562	0.75
18	31.43	35.76	47.39	59.03	82.06	70.59	104.8	138.2
20	20	0.188	0.218	0.25	0.375	0.5	0.375	0.593	0.812
20	39.78	46.05	52.73	78.6	104.1	78.6	122.9	166.4
24	24	0.218	0.25	0.25	0.375	0.562	0.375	0.687	0.968
24	55.37	63.41	63.41	94.62	140.8	94.62	171.2	238.1
26	26	0.312	0.5	0.375
26	85.6	136.2	102.6
28	28	0.312	0.5	0.625	0.375
28	92.26	146.8	182.7	110.6
30	30	0.25	0.312	0.312	0.5	0.625	0.375
30	79.43	98.93	98.93	157.5	196.1	118.6
32	32	0.312	.5	0.625	0.375	0.688
32	105.6	168.2	209.4	126.7	230.1
34	34	0.312	0.5	0.625	0.375	0.688
34	112.3	178.9	222.8	134.7	244.8
36	36	0.312	0.625	0.375	0.75
36	118.9	236.1	142.7	282.3
40	40	0.375
40	158.7
42	42	0.375
42	166.7
48	48	0.375
48	190.7

Types of Alloy 31 Seamless Pipes

Are Custom Sizes Available for Alloy 31 Seamless Pipes ?

We offer custom sizes of Alloy 31 Seamless Pipes to perfectly match your specific requirements. Our dedicated team provides tailored piping and tubing solutions designed to meet the needs of various industrial applications. For more information or inquiries, reach out to us at [email protected].

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These Alloy 31 Seamless Pipes find extensive use in sectors like chemical processing, petrochemical, power generation, and offshore engineering. They are perfect for applications in heat exchangers, evaporators, pipelines, and pressure vessels that deal with highly corrosive substances. Their remarkable resistance to localized corrosion, including pitting and crevice corrosion, makes them especially suitable for acidic and chloride-laden environments. With outstanding weldability, toughness, and long-term reliability, Alloy 31 Seamless Pipes guarantee superior performance in harsh industrial settings where traditional materials might fall short.