ASTM A312 welded cold worked stainless steel pipes

Specifications

ASTM A312 welded cold worked stainless steel pipes

Stainless steel pipe and tube resist corrosion and oxidation, withstand high temperatures, provide cleanliness with low maintenance costs, and won't interact with a wide variety of materials.

JIS G3459 Stainless steel pipes

1. Scope
This Standard specifies the stainless steel pipes (hereafter referred to as “pipes”) used for the piping for corrosion resistance, low temperature service, high temperature service, etc.

2. Steel Grade:
JIS G3459 Grade SUS304TP
JIS G3459 Grade SUS304HTP
JIS G3459 Grade SUS304LTP
JIS G3459 Grade SUS309TP
JIS G3459 Grade SUS309STP
JIS G3459 Grade SUS310TP
JIS G3459 Grade SUS316TiTP
JIS G3459 Grade SUS317TP
JIS G3459 Grade SUS317LTP
JIS G3459 Grade SUS836LTP
JIS G3459 Grade SUS890LTP
JIS G3459 Grade SUS321TP
JIS G3459 Grade SUS321HTP
JIS G3459 Grade SUS347TP
JIS G3459 Grade SUSHTP

3. Manufacturing method                   
The manufacturing method of pipes shall be as follows:
a) Pipes shall be manufactured by a seamless process, an automatic arc welding process, a laser welding process, or an electric resistance welding process.
b) The pipes shall be subjected to the solution treatment or annealing specified in table 1 and then pickled or similarly treated. However, heat treatments not specified in table i shall be made as agreed upon between the purchaser and the manufacturer.
c) When required by the purchaser, the pipes may be fabricated to the bevelled end.

4. The details of chemical composition and mechanical properties, please check G3459.

Applications:
a) General service industries (petroleum, food, chemical, paper, fertilizer, fabric, aviation and nuclear)
b) Fluid, gas and oil transport
c) Pressure and heat transmission
d) Construction and ornament
e) Boiler heat exchangers

Metal Specification or Grades as below:

Available Sizes or dimensions:

Production processes for seamless steel pipes

The main production processes for austenitic stainless steel pipes/tubes(seamless or ERW technical)

Heat treatment conform the belows

Advantaged equipment to ensure the high quality goods

Generally packing styles

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