439 Stainless Steel Pipe

439 stainless steel is a ferritic stainless steel with 17-20% of chromium and low carbon content. This combination gives it excellent corrosion resistance, especially in environments where chloride ions are present.

PRODUCT DESCRIPTION

439 stainless steel pipe is highly recognized for its corrosion resistance. This stainless steel has a high chromium content, which helps prevent rust and corrosion in both wet and dry conditions. This makes it a practical option for use in environments where moisture or chemicals are present. In addition, 439 stainless steel also has good formability and weldability as it can be easily molded into different forms or sizes without affecting its structural integrity. This makes it versatile and suitable for various manufacturing processes. However, 439 stainless steel pipes are likely to be corroded in certain environments. Contact with chloride-containing substances, such as salt water or harsh cleaners, can cause pitting and rust on the surface. 439 stainless steel pipes may not have the same level of strength and durability as many other stainless steel. While it is still a strong material, it may not perform well under heavy loads or stressful conditions.

PRODUCT DETAILS

Product Name439 Stainless Steel Pipe
TypeSteel Pipe
Outer diameter 1Round Tube4mm-200mm
Outer diameter 2Square Tube10*10mm-100*100mm
Outer diameter 3Rectangular Tube10*20mm-50*100mm
Wall Thickness0.6mm-6.0mm
Length1-6 meters, Length can be customized
StandardASTM, AISI, JIS, GB, DIN, EN, etc.
SurfaceBlack, Bright Polished, Rough Turning, Matt Surface Treatment, No. 4. BA, etc.
Scope of ApplicationCommon 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.
CertificateISO, SGS, BV, etc.
Production TechnologyHot Rolling, Cold Rolling
Edge ProcessingEdging, Trimming
Sample Time3 Days
Delivery Time15-30 Days
PaymentT/T& L/C
Transport PackageWaterproof and Rust-Proof Seaworthy Packaged Goods
Production Capacity20000 Tons/Month

Chemical Composition

CSiMnCrSP
≤ 0.03≤1.0≤1.017.0~19.0≤ 0.03≤ 0.04

Mechanical Properties

Tensile Strength Kb (MPa)Yield Strength σ0.2 (MPa)Elongation D5 (%)Hardness
≥415≥205≥22≤ 89HRB

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)
7.6021010.224.263
PRODUCT DISPLAY

PRODUCT QUALITY

We have complete testing equipment and strong technical force. The company has advanced production equipment, equipped with key equipment such as pressing machines, large heat treatment furnaces, beveling machines, sawing machines, large sandblasting machines, and various testing instruments.

QUALITY INSPECTION

Our products are processed by professional technicians, and each product is carefully screened before shipment. We′re pleased to get your Inquiry and we will come back to as soon as possible.

PACKING AND SHIPPING

We provide products with competitive prices based on good quality and schedule each shipment on time. We′re pleased to get your Inquiry and we will come back to as soon as possible.

APPLICATION

Our main manufactures are stainless steel, galvanized steel, carbon steel and etc. That apply to engineering, coal mine, textile, electric power, boiler, machinery, military industry and other fields.

Petroleum
Bridge
Marine Exploration
Electric Field
Boiler Field
Textile Field
The issues you care about

Yes, we could provide the free samples on conditions it is available in stocks, however, the transportation fee is borne by buyer.

Each piece of products is manufactured by certified workshops, inspected piece by piece according to national QA/QC standard. We also could issue the warranty to customer to guarantee the quality.

We accept third-party inspections such as SGS, V-trust, TUV, DNV, etc.

Yes, we could make custom products according to your specific requirements.

Generally, we pack our goods in bundles or coils with rods or belts, we could also pack the goods as the customers’ requirement.

30% T/T in advance, the balance 70% before delivery. We will show you the photos of products and package before you pay the balance.

EXW, FOB, CIF, CFR, DDU

For stocks, we could transport the goods to loading port within 7 – 15 days after we received your deposit. For production period, it usually takes about 15 days-30 days after receiving the deposit.

Our company has the ability to supply large projects and offers excellent preferential policies for large orders.

You need to provide the grade, width, thickness, coating and the number of tons you need to purchase.

Under normal circumstances, we ship from Shenzhen, Shanghai, Tianjin, Qingdao, Ningbo ports, you can choose other ports according to your needs.

Of course, we welcome customers from all over the world to visit our factory. However, some of the plants are not open to the public.

In general, our online service time is Beijing time: 8:00-22:00, after 22:00, we will reply to your inquiry during the next working day.

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TIME

Delivery within agreed time

EFFICIENCY

Shipping worldwide

QUALITY

Lifetime service