



409 Stainless Steel Pipe

409 stainless steel is a ferritic steel recognized for its good mechanical properties and corrosion resistance. It contains 11% chromium, which is the minimum amount required to form the passive surface film that makes stainless steel corrosion-resistant.

+86 130 6369 0956

+86 130 6369 0956

selina@jsygsteel.com

Home > Products > Stainless Steel > Stainless Steel Pipe > 409 Stainless Steel Pipe

Product Details

Products

409 Stainless Steel Pipe Description

The chemical composition of 409 stainless steel pipes sets it apart from other stainless steels. It is mainly comprised of iron, with large amount of chromium and small amounts of carbon, manganese, silicon and nitrogen. Iron is the main element of 409 stainless steel, making for its strength and stability. Chromium helps form a protective oxide layer on the surface to ensure corrosion resistance. Carbon adds to the material's hardness and wear resistance. Manganese acts as a stabilizer to prevent excessive grain growth during heat treatment. Silicon enhances oxidation resistance while minimizing scaling at high temperatures. Nitrogen improves mechanical properties such as tensile strength and yield strength. This unique combination of elements gives 409 stainless steel excellent thermal expansion capabilities, making it suitable for high-temperature applications without jeopardizing its structural integrity or dimensional stability. Its chemical composition also helps achieve good solderability, thus simplifying the manufacturing process.

Product Parameters

Product Name		409 Stainless Steel Pipe
Type		Steel Pipe
Outer diameter	Round Tube	4mm-200mm
	Square Tube	1010mm-100100mm
	Rectangular Tube	1020mm-50100mm
Wall Thickness		0.6mm-6.0mm
Length		1-6 meters, Length can be customized
Standard		ASTM, AISI, JIS, GB, DIN, EN, etc.
Surface		Black, Bright Polished, Rough Turning, Matt Surface Treatment, No. 4. BA, etc.
Scope of Application		Common applications for stainless steel pipes include food processing, Textile operations, Breweries, Water treatment plants, Oil and gas processing, Fertilizers and pesticides, Chemical applications, Construction, Pharmaceuticals, Auto parts, etc.
Certificate		ISO, SGS, BV, etc.
Production Technology		Hot Rolling, Cold Rolling
Edge Processing		Edging, Trimming

Chemical Composition

C	Si	Mn	Cr	Ni	S	P
≤ 0.08	≤1.0	≤1.0	10.5～11.75	≤ 0.5	≤ 0.045	≤ 0.045

Mechanical Properties

Tensile Strength Kb (MPa)	Yield Strength σ0.2 (MPa)	Elongation D5 (%)	Hardness
≥360	≥175	≥25	≤ 162HBW

Physical Performance

Density(g/cm³)	Modulus of Elasticity(Gpa)	Coefficient of Thermal Expansion(10-6/°C)	Coefficient of Thermal Conductivity(W/m*K)	Resistivity(NΩ.m)
7.80	200	11.0	25.8	600

Factory Display

Products

Packing & Delivery

Products

FAQ

Products

Q：

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.

Q：

What certifications do you have?

A：

Our products comply with international standards including ASTM, ASME, DIN, and EN. We also hold quality management certifications and can provide relevant documentation upon request.

Q：

Can I get samples before ordering?

A：

Yes. We can provide free samples for your evaluation. Shipping costs are typically borne by the customer. Please contact our sales team to arrange sample delivery.

Q：

What is your minimum order quantity (MOQ)?

A：

MOQ varies by product type and specification. For certain items, trial orders may be considered. Please contact us with your specific requirements for a confirmed MOQ.

Q：

What payment terms do you accept?

A：

We commonly accept T/T (30% deposit in advance, 70% balance before shipment) and L/C. Other payment terms may be negotiated depending on order value and cooperation conditions.

Q：

Do you offer discounts for large orders?

A：

Yes. We have strong capabilities for largescale project supply and offer favorable pricing for bulk orders. Our 100,000ton stock capacity allows us to provide competitive rates for volume purchases.

Q：

What is your typical lead time?

A：

For stocked products, we can deliver to the loading port within 3–7 days after receiving the deposit. For production orders, lead time is typically 15–30 days after order confirmation, depending on product type and quantity.

Q：

What shipping terms do you support?

A：

We support EXW, FOB, CIF, CFR, DDU, and other common trade terms. Shipping can be arranged by sea, air, or courier based on your requirements.

Q：

How do you package the products?

A：

We use standard export packaging suitable for sea freight. For fragile or highsurfacefinish products such as stainless steel, we apply strict protective packaging to prevent scratches and damage during transit. Custom packaging is also available upon request.

Q：

How can I become your agent?

A：

We are actively recruiting regional agents worldwide. If you are interested, please contact us with your background, market coverage, and target regions. We offer competitive agent policies and full support for your local market development.

Q：

Do you accept bulk procurement orders?

A：

Yes. Bulk procurement is one of our core business models. With over 100,000 tons of stock and a robust supply chain, we are wellequipped to handle largevolume orders for overseas projects, manufacturers, and trading companies.

Q：

Do you provide aftersales service?

A：

Yes. Our professional service team is available to address any questions regarding product quality, delivery, or usage. We are committed to providing ongoing support throughout our partnership.

Online Consultation

Products