Name: 347 Stainless Steel Bar
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347 Stainless Steel Bar

347 stainless steel is made of a high-temperature oxidation-resistant stainless steel material mainly consisting of chromium, nickel and titanium. It can be used at high temperatures and resists corrosion and oxidation effectively.

Email：cong@jsygsteel.com

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product description

347 Stainless Steel Bar Description

347 stainless steel is more durable than other stainless steel materials under high temperatures. This makes it very popular for use in high temperature environments. 347 stainless steel maintains its strength and durability without embrittlement or fatigue in high-temperature yet corrosive environments. Its ability to remain stable in corrosive environments with strong acids and bases such as chloride ions and sulfide ions makes it ideal for use in the chemical and petroleum industries. In addition, 347 stainless steel also has good processing properties. That is why the bars can be processed into various shapes by various methods such as forging, quenching, annealing and cold working. They are commonly seen as manufacturing parts in industries such as chemical, petroleum, pharmaceutical and food processing due to high temperature durability, corrosion resistance and processability.

Product Parameters

Product Name		347 Stainless Steel Bar
Type		Steel Bar
Outer Diameter	Round Bar	4mm-500mm
	Hexagon Bar	18mm-57mm (11/16″ to 2-3/4″)
	Square Bar	18mm-47mm (11/16″ to 1-3/4″)
	Flat Steel	1/2 "to 10", Thickness: 2mm-150mm, Can provide customized
Length		1-6 meters, Length can be customized
Standard		ASTM, AISI, JIS, GB, DIN, EN, etc.
Surface		Black, Bright Polished, Rough Turning, Mattness Surface Treatment, No. 4. BA, etc.
Scope of Application		Stainless steel bars are used in a variety of industries such as shipbuilding, Defense, Automotive, Textiles, Paper and pulp, Manufacturing, Cement, Heavy earthmoving equipment and construction, etc.

Chemical Composition

C	Si	Mn	Cr	Ni	S	P
≤ 0.08	≤ 0.75	≤ 2.0	18.0～20.0	9.0～13.0	≤ 0.03	≤ 0.04

Mechanical Properties

Tensile Strength Kb (MPa)	Yield Strength σ0.2 (MPa)	Elongation D5 (%)	Hardness
≥515	≥205	≥ 40	≤ 201HB;≤ 95HRB

Physical Performance

Density(g/cm³)	Modulus of Elasticity(Gpa)	Coefficient of Thermal Expansion(10-6/°C)	Coefficient of Thermal Conductivity(W/m*K)	Resistivity(ΜΩ. cm)
7.97	193	16.0	16.3	72

Factory Display

Mode Of Transport

FAQ

Q1: Are you a manufacturer or a trading company?
A: We are a professional metal products manufacturer based in Shandong, China, with our own production facilities and a strong supply chain. We specialize in carbon steel and stainless steel products, with over 100,000 tons of stock available year-round.

Q2: Where is your company located? Can I visit your factory?
A: Our company is located in Shandong, China. We welcome customers and partners from all over the world to visit our facilities. Please contact us in advance to arrange a visit.

Q3: What products does your company mainly supply?
A: We mainly supply carbon steel and stainless steel products in various forms, including plates, pipes, coils, bars, structural steel (H-beam, channel steel, angle steel), and customized metal components. We cover a full range of specifications to meet diverse customer needs.

Q4: Do you support OEM or customized orders?
A: Yes. We have years of experience in product customization. We can produce according to your drawings, samples, or specific technical requirements. Please contact us with your customization needs.

Q5: What material grades do you offer?
A: For carbon steel, we offer grades such as A36, S235JR, Q235, Q345, and more. For stainless steel, we offer 304, 304L, 316, 316L, 201, 430, and other common grades. Custom grades are available upon request.

Q6: How do you guarantee product quality?
A: Our factory operates under strict QA/QC standards. Every product is inspected during production and before shipment to ensure it meets agreed quality specifications. We can provide mill test certificates and accept thirdparty inspections upon request.