Polishing Surface AISI Ss 316L 304L 19mm Od Welding Pipes Stainless Steel Seamless Tubes

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Product Description

Basic Specifications
Grade
300 Series
Shape
Round
Technique
Welded
Material
Stainless Steel
Outer Diameter
16mm - 2000mm
Thickness
0.8mm - 20mm
Length
6m - 18.3m
Surface
No.1, No.4, 2B, BA, HL, 8K, Polish, Pickling
Certification
ISO, GB, EN, TUV, SGS, EN 10204 3.1
MOQ
2 Tons
HS Code
7326909000
Capacity
150 Tons Per Month
Product Overview

Polishing Surface AISI SS 316L 304L 19mm OD Welding Pipes Stainless Steel Seamless Tubes

If you are looking for reliable solutions to pipeline corrosion or cracking, or seeking a high-quality stainless steel welded tube supplier, our products are designed to meet the most demanding requirements.

"The pursuit of quality is our persistence"

We utilize austenitic stainless steels from BAOSTEEL or TISCO as raw materials. These high-quality materials allow for diverse surface treatments including pickling, polishing, mirror polishing, satin brushing, and powder coating.

Technical Parameters
MaterialStainless Steel 304/304L/316L
ShapeRound / Square / Rectangle
Production StandardsASTM A270, ASTM A269, ASTM A249, ASTM A778, ASTM A789, DIN 11850, EN 10357, EN 10217-7
Outer Diameter16mm - 2000mm
Thickness0.8mm - 20 mm
Length6 Meters - 18.3 Meters; Customized
Surface Treatment180#, 320#, 400# Satin / Hairline, Bright Anneal, Pickle, 400# - 800# Mirror finish
ApplicationsPetrochemical, Fertilizer, Oil & Gas, Food & Beverage, Pulp & Paper, Energy industries
TestingFlaring, Flattening, Bending, Hydraulic, and Eddy Current tests
Key Advantages
Hygiene & Safety: The inner wall is smooth and resistant to scaling, preventing bacterial growth and ensuring safe drinking water delivery.
Superior Strength: Stainless steel tubing is 3 times stronger than steel and up to 10 times stronger than plastic, offering excellent impact resistance during earthquakes.
Thermal Efficiency: Features low thermal conductivity (5x better insulation than copper), making it ideal for high-temperature fluid applications.
Manufacturing Excellence

Our facilities are equipped with advanced technology from Germany, Japan, Italy, and France, including plasma auto-welding machines, online inner bead removal, and bright anneal facilities.

With an annual production capacity of over 15,000 tons, our products are verified under AD 2000-Merkblatt W0, PED 2014/68/EU, and ISO 9001:2015 international quality systems.

Quality Control
Frequently Asked Questions
Q1: Are you a trading company or manufacturer?
We are a professional manufacturer with 3 factories, specializing in producing welded stainless steel tubes and fittings for over 13 years.
Q2: How long is your delivery time?
Delivery time depends on the quantity, but generally, it is approximately 30 days.
Q3: Can you provide samples?
Yes, we can provide samples. Standard samples are free of charge if no custom logos are required; you only need to cover the express freight costs.
Q4: What materials are used for your stainless steel pipes?
We primarily use high-quality austenitic stainless steels such as 304, 304L, and 316L sourced from top-tier suppliers like BAOSTEEL and TISCO.
Q5: What are the main applications for your tubes?
Our tubes are mainly applied in mechanical industries for boilers, heat exchangers, and condensers, as well as sanitary industries like food, beverage, and pharmacy.
Q6: What certifications do your products hold?
Our production process is recognized under AD 2000-Merkblatt W0, PED 2014/68/EU, and TUV ISO 9001:2015 International Quality Systems.

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