Stainless Steel 304H Welded Pipes

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Stainless Steel 304H Welded Pipes Manufacturer, Supplier and Exporter in Naypyidaw, Myanmar

Tun Pipes, based in the heart of Naypyidaw, Myanmar, has built a strong reputation as a trusted manufacturer and supplier for demanding industrial projects. We specialize in providing high-quality Stainless Steel 304H Welded Pipes, engineered to meet the rigorous challenges of high-temperature environments. Our commitment extends beyond mere supply; we focus on delivering reliable, durable solutions that ensure the longevity and efficiency of our clients’ operations. At Tun Pipes, we understand that the right materials are the foundation of success, and we are proud to be a cornerstone for industry throughout Myanmar.

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The composition of 304H stainless steel is centered around a higher carbon content, which is the key feature that distinguishes it. This specific grade offers excellent strength and resistance to corrosion, maintaining its integrity under stress. The “H” designation ensures superior mechanical properties, particularly enhanced creep strength, meaning it performs reliably when subjected to prolonged exposure to high temperatures. This makes it a robust and dependable material, selected for situations where standard grades might soften or degrade over time.

Stainless Steel 304H Welded Pipes Specification

Specifications : ASTM A312 / ASME SA312

Outside Diameter : 6.00 mm OD up to 914.4 mm OD, Sizes up to 24″ NB available Ex-stock, OD Size available Ex-stock

Thickness : 0.3mm – 50 mm, SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS

Size : 1/2″ NB – 24″ NB

Type : Welded

Form: Round Pipes, Square Pipes, Rectangular Pipes.

Length : Single Random, Double Random & Required Length

End : Plain End, Beveled End, Treaded

Equivalent Grades for Stainless Steel 304H Welded Pipes

Grade	UNS No	Old British		Euronorm		Swedish SS	Japanese JIS
		BS	En	No	Name
304H	S30409	304S51	–	1.4948	X6CrNi18-11	–	–

304H Stainless Steel Welded Pipes Chemical Composition

Grade		C	Mn	Si	P	S	Cr	Mo	Ni	N
304H	min.	0.04	–	–	–	–	18.0	–	8.0	–
304H	max.	0.10	2.0	0.75	0.045	0.030	20.0	–	10.5	–

SS 304H Welded Pipes Mechanical Properties

Grade	Tensile Strength (MPa) min	Yield Strength 0.2% Proof (MPa) min	Elongation (% in 50mm) min	Hardness
				Rockwell B (HR B) max	Brinell (HB) max
304H	515	205	40	92	201

If You Are Looking To Buy High Quality

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 304H Stainless Stee Welded Pipes from Tun Pipes and Tubes?

Choosing Stainless Steel 304H Welded Pipes guarantees excellent corrosion resistance, high strength, and durability. Designed for diverse industrial applications, it delivers reliable performance in tough environments while maintaining competitive pricing for cost-effective solutions.

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Largest 304H Stainless Steel Welded Pipes Supplier in Naypyidaw, Myanmar

Tun Pipes and Tubes, a leading manufacturer and supplier of Stainless Steel 304H Welded Pipes in Naypyidaw, Myanmar, offers a comprehensive range of high-quality pipes and tubing suitable for various industrial applications. Our extensive inventory and commitment to exceptional service make us a trusted choice for regional products.

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304H Stainless Steel Welded Pipe Sizes

NB Sizes	Sch 5	Sch 10	Sch 40	Sch 80	Sch 160
1/8″	✓	✓	✓	✓
1/4″	✓	✓	✓	✓
3/8″	✓	✓	✓	✓
1/2″	✓	✓	✓	✓	✓
3/4″	✓	✓	✓	✓	✓
1″	✓	✓	✓	✓	✓
1 1/4″	✓	✓	✓	✓	✓
1 1/2″	✓	✓	✓	✓	✓
2″	✓	✓	✓	✓	✓
2 1/2″	✓	✓	✓	✓	✓
3″	✓	✓	✓	✓	✓
4″	✓	✓	✓	✓	✓
5″	✓	✓	✓	✓
6″	✓	✓	✓	✓

Physical Properties of SS 304H Welded Pipes

Grade	Density (kg/m3)	Elastic Modulus (GPa)	Mean Coefficient of Thermal Expansion (m/m/0C)			Thermal Conductivity (W/m.K)		Specific Heat 0-1000C (J/kg.K)	Electrical Resistivity (n.m)
			0-1000C	0-3150C	0-5380C	at 1000C	at 5000C
304H	8000	193	17.2	17.8	18.4	16.2	21.5	500	720

Types of 304H Stainless Steel Welded Pipes

Are Custom Sizes Available for 304H Stainless Steel Welded Pipes?

We offer custom sizes for Stainless Steel 304H Welded Pipes to meet your specific needs. Our dedicated team at Tun Pipes and Tubes provides tailored solutions for all your piping and tubing requirements. For more information, contact us at sales@tunpipes.com.

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You’ll find Stainless Steel 304H Welded Pipes commonly used in boilers, superheaters, heat exchangers, and piping systems across the petrochemical, chemical, and power generation sectors. They’re also utilized in oil and gas refineries, marine environments, and other areas where high-temperature performance, corrosion resistance, and structural integrity are crucial. Plus, they’re ideal for process piping, exhaust systems, and industrial applications that demand long-term durability, leak-free operation, and reliability. The combination of welded construction, high-temperature strength, and corrosion resistance makes Stainless Steel 304H Welded Pipes a fantastic choice for even the most demanding industrial and commercial applications.