SS Heavy Thickness Pipes Manufacturer & Supplier in Thailand

Heavy thickness stainless steel pipe is a pipe with thicker walls compared to standard pipes. These pipes are designed to handle high pressure, high temperature, and mechanical stress in demanding industrial applications. Thaida Stainless Steel Manufacturing (Thailand) Co., Ltd., based in Chon Buri, is a trusted heavy thickness stainless steel pipe manufacturer in Thailand. With advanced manufacturing facilities, we maintain high-quality standards and precision in every stage of production. Our schedule 80 stainless steel pipe is ideal for high-pressure and corrosive environments. Heavy thickness stainless steel pipes provide excellent corrosion resistance, longer service life, and reduced risk of leakage.

What Is a Heavy Thickness Stainless Steel Pipes?

A heavy thickness stainless steel pipe refers to a pipe with thicker walls to handle extreme conditions. Unlike standard pipes, which follow basic wall thickness guidelines, heavy wall pipes are defined by higher pipe schedule numbers, a standardized way to indicate wall thickness. For example, schedule 80 pipes have thicker walls than schedule 40 and are commonly used in high-pressure applications. Schedule 100 and schedule 120 offer even more strength, while schedule 160 is preferred in extremely demanding environments. Additionally, XS (Extra Strong) pipes, often equivalent to schedule 80 in some sizes, and XXS (Double Extra Strong) pipes, with even thicker walls and smaller diameters, are used where exceptional strength is required. These thicker walls enhance mechanical integrity and reduce the risk of failure under stress. It also comes in various grades such as SS 304, SS 304L, SS 316, and SS 316L. These pipes provide improved pressure tolerance, impact resistance, longer service life, and the ability to perform under fluctuating thermal conditions. These features make them important in corrosive chemical environments or managing high-temperature steam systems.

heavy-thickness-stainless-steel-pipes

Key Features Of Heavy Thickness Stainless Steel Pipes

The benefits of heavy thickness stainless steel pipes include excellent corrosion resistance, durability, and low maintenance for industrial use. These features make them ideal for critical industrial operations.

Custom Sizes & Finishes

Increased Strength and Durability

These high-strength stainless steel pipes are built to withstand mechanical stress and offer long-lasting performance in heavy-duty applications.
Durability and Strength

Enhanced Pressure Resistance

Heavy thickness stainless steel pipes are ideal for high-pressure environments such as power plants and chemical refineries due to their reinforced walls.
Corrosion Resistance

Superior Corrosion Resistance

Made from premium alloys, these corrosion-resistant stainless steel pipes are suitable for marine, chemical, and offshore use.
Low Maintenance

Impact and Wear Resistance

Their solid construction offers high resistance to physical impact and surface wear, ensuring reliability in rugged conditions.
Versatility

Customization Options

Available in custom sizes and specifications, these pipes are tailored to meet diverse project requirements across various industries.
In-House Testing & Full Traceability

Heat Treatable

Certain grades of heavy thickness stainless steel pipes can be heat treated for enhanced mechanical properties, increasing their service life under thermal stress.

Why Choose Thaida For Heavy Thickness Stainless Steel Piping

Thaida is a reliable heavy thickness stainless steel piping manufacturer known for precision manufacturing, stringent quality control, and adherence to international standards. With a dedicated customer support team and a strong global supply network, we ensure timely delivery and reliable service. Our certifications and industry expertise make us a trusted partner for critical infrastructure and industrial projects worldwide.

Competitive Pricing

Competitive Pricing

Global Exports Expertise

Global Exports Expertise

Large Inventory & Fast Dispatch

Large Inventory & Fast Dispatch

Custom Sizes & Finishes

Custom Sizes & Finishes

Industry Certifications & Compliance

Industry Certifications & Compliance

Long service life in harsh conditions

Premium Materials & Strict Quality Control

After-Sales Support, Service- Technical Support

After-Sales Support, Service- Technical Support

In-House Testing & Full Traceability

In-House Testing & Full Traceability

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Specification Of Heavy Thickness Stainless Steel Pipes

Stainless Steel Pipes Specifications list essential details such as length, form, standards, diameter sizes and available packing options.

Specifications ASTM A312, ASME SA312
Standard ASTM, JIS, DIN, GB, API, ANSI
Outer Diameter Size 3/4”To 48” Wall Thickness: SCH80, SCH120, SCH160, and XXS
Length Min 3 Meters, Max18 Meters, or according to customer’s requirement
Form Round, Hydraulic Etc
End Plain End, Beveled End, Treaded
Quality API 5L , ISO, DNV
Packing Standard package, plastic caps, anti-rust oil, Beveled ends
Pipe Marking All Pipes are marked as follows: Supplier or Manufacturer’s Name, Standard, Grade, OD, Thickness, Length, Heat Number

Types of Heavy Thickness Seamless Stainless Steel Pipes

The types of industrial heavy thickness seamless stainless steel pipes are as follows.

304 Heavy Thickness Seamless Stainless Steel Pipes

304 Heavy Thickness Seamless Stainless Steel Pipes

Type 304 is an austenitic stainless steel made of 18% chromium and 8% nickel. It offers excellent corrosion resistance and is widely used in food processing, water systems, and structural applications.

304L Heavy Thickness Seamless Stainless Steel Pipes

304L Heavy Thickness Seamless Stainless Steel Pipes

304L is the low-carbon version of 304, minimizing carbide precipitation during welding. It’s ideal for applications requiring frequent welding without compromising corrosion resistance.

316 Heavy Thickness Seamless Stainless Steel Pipes

316 Heavy Thickness Seamless Stainless Steel Pipes

316 stainless steel contains molybdenum, enhancing resistance to pitting and chloride corrosion. It’s commonly used in marine environments, chemical processing, and pharmaceutical plants.

316L Heavy Thickness Seamless Stainless Steel Pipes

316L Heavy Thickness Seamless Stainless Steel Pipes

316L is a low-carbon version of 316, providing excellent weldability and resistance to sensitization. It’s suitable for welded structures in corrosive environments.

310/310S Heavy Thickness Seamless Stainless Steel Pipes

310/310S Heavy Thickness Seamless Stainless Steel Pipes

Composed of high chromium and nickel, 310/310S offers excellent oxidation resistance at high temperatures. It is used in furnaces, heat exchangers, and other high-heat settings.

321/321H Heavy Thickness Seamless Stainless Steel Pipes

321/321H Heavy Thickness Seamless Stainless Steel Pipes

321 contains titanium, which stabilizes the material against intergranular corrosion. It is a high-carbon variant, used in high-temperature and pressure environments like boilers and refinery equipment.

347/347H Heavy Thickness Seamless Stainless Steel Pipes

347/347H Heavy Thickness Seamless Stainless Steel Pipes

347 is stabilized with niobium for superior resistance to intergranular corrosion, especially after welding. It offers higher carbon content for improved high-temperature strength.

904L Heavy Thickness Seamless Stainless Steel Pipes

904L Heavy Thickness Seamless Stainless Steel Pipes

904L is a high-alloy austenitic steel with added copper and high nickel content. It’s designed for severe corrosion conditions, especially sulfuric and phosphoric acid environments.

Duplex 2205 Heavy Thickness Seamless Stainless Steel Pipes

Duplex 2205 Heavy Thickness Seamless Stainless Steel Pipes

2205 is a dual-phase stainless steel combining austenitic and ferritic structures. It provides high strength and excellent resistance to stress corrosion cracking, widely used in chemical and offshore industries.

Super Duplex 2507 Heavy Thickness Seamless Stainless Steel Pipes

Super Duplex 2507 Heavy Thickness Seamless Stainless Steel Pipes

2507 contains higher levels of chromium, molybdenum, and nitrogen. It offers outstanding strength and corrosion resistance, making it ideal for deep-sea oil & gas, desalination, and aggressive chemical applications.

Chemical Composition of Heavy Thickness Stainless Steel Pipes

The heavy thickness stainless steel pipe chemical composition table highlights available stainless steel grades and their percentage of elements such as chromium, nickel, carbon, and manganese levels.

GradeUNS DesignationCarbonManganesePhosphorusSulfurSiliconChromiumNickelMolybdenum
TP304S304000.082.000.0450.0301.0018.0-20.08.0-11.0
TP304LS304030.0352.000.0450.0301.0018.0-20.08.0-13.0
TP316S316000.082.000.0450.0301.0016.0-18.011.0-14.02.00-3.00
TP316LS316030.0352.000.0450.0301.0016.0-18.010.0-14.02.00-3.00
The key mechanical properties of heavy thickness stainless steel pipe, including tensile strength, yield strength, and elongation of various ss grades such as 316, 304, 304l etc are listed below.
Material Heat Temperure Tensile Strength Yield Strength Elongation %, Min
Treatment Min. Ksi (MPa), Min. Ksi (MPa), Min.
º F(º C)
TP304 Solution 1900 (1040) 75(515) 30(205) 35
TP304L Solution 1900 (1040) 70(485) 25(170) 35
TP316 Solution 1900(1040) 75(515) 30(205) 35
TP316L Solution 1900(1040) 70(485) 25(170) 35
The standard sizes of heavy thickness stainless steel pipe includes standard nominal bore (NB) sizes, outer diameter (OD) and wall thicknesses necessary for a range of industrial applications.
Nominal Bore (NB) Outside Diameter (OD) Wall Thickness (mm) Section
80NB 89mm 3.6 3.2 2.6 4.0 Extra Light Light Medium Heavy
100NB 114mm 4.0 3.6 3.2 4.5 Extra Light Light Medium Heavy
125NB 140mm 4.0 3.6 3.2 4.5 Extra Light Light Medium Heavy
150NB 165mm 4.0 3.6 3.2 4.5 Extra Light Light Medium Heavy
200NB 216mm 10 9.0 8.0 6.6 Extra Light Light Medium Heavy
The standard outer diameter (OD) dimensions for heavy thickness stainless steel pipes help determine compatibility with fittings, systems, and installations.
PIPE SIZE OD IN INCHES 80s & E.H. 80 100 120 140 160 DBL E.H.
8 8.625 .40635.64 .50043.39 .50043.39 .59350.87 .71860.93 .81267.76 .90674.69
9 9.625 .50048.72
10 10.750 .50054.74 .50054.74 .59364.33 .71876.93 .84389.20 1.000104.10 1.125115.70
11 11.750 .50060.07
12 12.750 .56273.16 .50065.42 .68788.51 .843107.20 1.000125.50 1.125139.70 1.312160.3
14 14.000 .59384.91 .50072.09 .750106.10 .937130.70 1.093150.70 1.250170.20 1.406189.10
16 16.000 .656107.50 .50082.77 .843136.50 1.031164.80 1.218192.30 1.427223.50 1.593245.10
18 18.000 .750138.20 .50093.45 .937170.80 1.156208.00 1.375244.10 1.562274.20 1.781308.50
20 20.000 .812166.40 .500104.10 1.031208.90 1.280256.10 1.500296.40 1.750341.10 1.968379.00
22 22.000 .875197.41 .500114.81 1.125250.81 1.375302.88 1.625353.61 1.875403.00 2.125451.06
24 24.000 .968238.10 .500125.50 1.218296.40 1.531367.40 1.812429.40 2.062483.10 2.344542.13
26 26.000 .500136.17
28 28.000
30 30.000 .500157.53
32 32.000 .500168.21
34 34.000
36 36.000 .500189.57

Manufacturing Process Of Heavy Thickness Stainless Steel Pipes

Below are five steps involved in manufacturing high-quality heavy thickness stainless steel pipe. Every stage is designed to enhance strength, durability, and surface finish while strictly adhering to industry standards

Heavy Thickness Stainless Steel Pipes

1. Raw Material Selection
High-quality stainless steel billets and strips are carefully selected for superior strength and corrosion resistance.

2. Tubes Formation
The selected raw material is formed into pipes using seamless extrusion methods, depending on the application.

3. Heat Treatment
Tubes undergo required controlled heat treatment to enhance mechanical properties and relieve internal stresses.

4. Cold Working and Finishing
After heat treatment, pipes are cold-worked for better surface finish, dimensional accuracy and improved strength.

5. Quality Control and Testing
Every pipe is thoroughly inspected and tested to ensure it meets international quality standards for performance and reliability.

Applications of Heavy Thickness Stainless Steel Pipes

Heavy thickness stainless steel pipes are engineered for demanding industries such as Petrochemical & Chemical Processing, Oil & Gas, Food & Beverage, due to their exceptional strength, corrosion resistance, and ability to withstand extreme conditions, including high pressure and elevated temperatures.

Aerospace & Defense

Water and Wastewater Treatment

Chemical and Petrochemical Industry

Construction and Architecture

Food and Beverage Industry

Marine & Shipbuilding

Oil and Gas Industry

Pharmaceutical & Biotechnology

Power Generation & Heat Exchange

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FAQ's

What industries commonly use Stainless Steel Heavy Thickness Pipes?

Stainless steel heavy-thickness pipes are essential across various sectors, primarily dominating the Oil and Gas, Chemical Processing, and Construction industries due to their high strength, durability, and resistance to high pressure and corrosion. The pipes are also critical in Power Generation (for high-temperature/pressure applications) and within the Food and Beverage and Automotive industries, where robust structure and sanitary properties are highly valued.

Yes, heavy-thickness stainless steel pipes are vital where high pressure and corrosion are standard. They are used extensively for underwater transport to withstand extreme external pressure, in processing plants for high-pressure fluid transfer and heat exchange, and in critical extraction equipment to resist highly corrosive fluids and high internal pressures.

Heavy-thickness stainless steel pipes are rigorously manufactured according to specific standards that set material composition and dimensions. The main material requirement for austenitic stainless steel is ASTM A312. Sizes and weights are covered by ASME B36.19M (for stainless steel) and the general ASME B36.10M standard. For thick walls, strength comes from higher “schedule” numbers (e.g., SCH 40, SCH 80, or higher), which mean increased thickness.

Yes, Thaida can supply customized Stainless Steel Heavy Thickness Pipes in various grades, sizes, and wall thicknesses. These pipes can be designed to meet specific project requirements for pressure, temperature, and corrosion resistance.

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