304 316L Square Stainless Steel Tubing Seamless Welded Surface Mill Bright Finish

304 316L stainless steel square tube seamless or welded surface mill or bright finish

HAOSTEEL is one of the most professional manufacturer and supplier of ASTM A312 A554 304 stainless steel Tube

Description:

Stainless Steel Grade 304 is the standard 18/8 (18% chrome, 8% nickel) austenitic stainless steel. It is a non-magnetic alloy in the annealed condition but becomes magnetic as it is cold worked. It is the most commonly used of all stainless grades. TP304 can be easily welded and is the

choice for many deep drawn, spun or formed parts due to its high ductility.

Chemical composition:

Physical Properties:

Annealed:Ultimate Tensile Strength – 75 KSI min (515 MPA min)
Yield Strength (0.2% Offset) – 30 KSI min (205 MPA min)
Elongation – 40% min
Hardness – HRB92 max (210HV max)

Corrosion Resistance:
304 has excellent corrosion resistance and is used in many corrosive environments and atmospheres.

Material Grade:

1. Austenitic stainless steel: 201, 202, 304, 304L, 304H, 316, 316L, 316Ti, 321.

1. Ferritic Stainless Steel: 409L, 430, 430F, 439.

The Range of Sizes:

1 Diameter: 5-4800mm

2 Thickness: 0.3-50mm

3 Length: 20mm-12meters.

Application
Stainless steel pipe is a kind of economic cross section steel, is an important product of iron and steel industry, which can be widely used in decorative and industrial life, many people on the market for making stair handrail, protective Windows, railings, furniture, etc., common are two kinds of material for 201 and 304.
Stainless steel pipes are widely used in petroleum, chemical industry, medical, food, light industry, mechanical instruments and other industrial conveying pipes and mechanical structural parts.
According to use can be divided into oil well pipe (casing, tubing and drill pipe, etc.), line pipe, boiler pipe, mechanical structure, hydraulic prop, cylinder pipe, geological, chemical pipe (high pressure chemical fertilizer pipe, oil cracking pipe) and tube for ships, etc.
In addition, it is also widely used in the manufacture of mechanical parts and engineering structures in the light of bending and torsional strength and light weight.

Haosteel, with stainless steel as its main business, manufactures premium stainless steel products with high technologies and a high added value and fosters four major product categories, namely stainless steel bars, stainless steel pipes, stainless steel plates, stainless steel wires, now the Carbon steel, Alloy steel, Aluminium and Cooper are also in our service range. Haosteel take the responsibilities of devoting ourselves to providing valuable products and services, all clients can enjoy the one-stop service from Haosteel.

Through our worldwide marketing network, these premium products not only satisfy the demand on the domestic market but are also exported to Asia, Africa, Europe and America, extensively applied to the industries such as automobile, household appliances, petrochemical, machinery, energy, transportation,metalwork, aeronautics and astronautics, nuclear power and electronic instruments. Its market share is about 20% in domestic and 80% in the international market.

Looking into the future, all the employees of Haosteel will take the responsibilities of devoting ourselves to providing valuable products and services to our customers with cutting-edge capabilities of stainless steel manufacturing, looking forward sincerely to cooperating with clients to seek co-development and to realize common brilliance.