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Stainless Steel Seamless 347, 347H Pipes

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SILVER TUBES specializes in providing high-quality Stainless Steel Seamless 347 and 347H Pipes, ideal for various industrial applications. Known for their outstanding durability and resistance to corrosion, these pipes are designed to withstand high temperatures and maintain structural integrity over extended periods. Our seamless pipes are available in sizes ranging from 1/8” NB to 16” NB, with wall thicknesses from Schedule 5S to extra extra strong (XXS) as per customer specifications. Manufactured in accordance with the industry-leading ASTM A312 and ASME SA312 standards, these pipes are suitable for use in petrochemical, chemical processing, marine applications, and other demanding environments. At SILVER TUBES, we prioritize quality and customer satisfaction, ensuring that our stainless steel pipes meet strict quality controls to meet your project needs and improve operational efficiency.

Key Features

Features Description
Material Stainless Steel 347 and 347H
Sizes Available 1/8” NB to 16” NB
Wall Thickness Schedule 5S to XXS
Standards ASTM A312, ASME SA312
Corrosion Resistance Highly durable and non-corrosive
Applications Petrochemical, Chemical Processing, Marine, and more
Customization Available as per customer specifications
Attributes Description
Grade 347
Alternate Grade 347H
Maximum Temperature up to 1500°F
Tensile Strength (Min) 75 ksi
Yield Strength (Min) 30 ksi
Sizing Standard ASME B36.10M
Finish Pickled and Passivated

*Disclaimer: The above description has been AI-generated and has not been audited or verified for accuracy. It is recommended to verify product details independently before making any purchasing decisions.

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The 347H pipes can withstand temperatures up to 1500°F, making them suitable for high-temperature applications.

Yes, the stainless steel seamless pipes are available in thicknesses ranging from Schedule 5S to XXS, or as specified by the customer.

These pipes are widely used in petrochemical, chemical processing, marine applications, and other sectors requiring high durability and corrosion resistance.

Yes, our stainless steel pipes are manufactured to meet ASTM A312 and ASME SA312 standards, ensuring high quality and reliability.

The pipes are typically pickled and passivated to enhance their corrosion resistance and surface quality.

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Brand: silver tubes

Country Of Origin: India

SILVER TUBES provide a wide range of stainless steel pipes to many industries. We provide seamless stainless steel pipes and tubes to many industries worldwide. We provide quality products which are highly durable and non-corrosive.

Below are the specifications of the size, grades and standards of Stainless steel pipes.

Size: 1/8” NB to 16” NB in Seamless

Thickness: Schedule 5S To XXS or as required by the customer

Standards and Grades:

Standard: ASTM A312, ASME SA312

Grade: 347, 347H



SILVER TUBES provide a wide range of stainless steel pipes to many industries. We provide seamless stainless steel pipes and tubes to many industries worldwide. We provide quality products which are highly durable and non-corrosive.

Below are the specifications of the size, grades and standards of Stainless steel pipes.

Size: 1/8” NB to 16” NB in Seamless

Thickness: Schedule 5S To XXS or as required by the customer

Standards and Grades:

Standard: ASTM A312, ASME SA312

Grade: 347, 347H




Metals And Alloys

Stainless Steel Pipes

silver tubes

Seamless Pipes 347

347H Stainless Steel Pipes

ASTM A312

ASME SA312

Industrial Pipes

High-temperature Pipes

Corrosion-resistant Pipes

Stainless Steel Seamless 347, 347H Pipes

Inclusive of all taxes

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silver tubes

Mumbai , India

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