JIS G3463 Stainless Steel Tube

JIS G3463 Stainless Steel Tube for Boiler and Heat Exchanger

JIS G3463 Stainless Steel Tube is used for exchanging heat on the inside and outside of the tube, it's applicatino fields are superheater tubes of boilers, heat exchanger tubes, condenser tube and other chemical and petroleum industries,it is not designed for heating furnace tube. According to manufacture method, there're seamless steel pipe and welded stainless steel pipes (automatic arc welding, laser welding or electric resistance welding).

Chemical composition:

Grade Chemical composition %
C Si Mn P S Ni Cr Mo
SUS 304TB 0.08 max. 1.00 max. 2.00max. 0.040 max. 0.030 max. 8.00~11.00 18.00~20.00 -
SUS 304HTB SUS 0.04~0.10 0.75 max. 2.00max. 0.040 max. 0.030 max. 8.00~11.00 18.00~20.00 -
304LTB SUS 309TB 0.030 max. 1.00 max. 2.00max. 0.040 max. 0.030 max. 9.00~13.00 18.00~20.00 -
SUS 309STB 0.15 max. 1.00 max. 2.00max. 0.040 max. 0.030 max. 12.00~15.00 22.00~24.00 -
SUS 310TB 0.08 max 1.00 max. 2.00max. 0.040 max. 0.030 max. 12.00~15.00 22.00~24.00 -
SUS 310STB 0.15 max. 1.50 max. 2.00max. 0.040 max. 0.030 max. 19.00~22.00 24.00~26.00 -
SUS 316TB 0.08 max. 1.50 max. 2.00max. 0.040 max. 0.030 max. 19.00~22.00 24.00~26.00 -
SUS 316HTB 0.08 max. 1.00 max. 2.00max. 0.040 max. 0.030 max. 10.00~14.00 16.00~18.00 2.00~3.00
SUS 316LTB 0.04~0.10 0.75 max. 2.00max. 0.040 max. 0.030 max. 11.00~14.00 16.00~18.00 2.00~3.00
SUS 316TiTB 0.030 max. 1.00 max. 2.00max. 0.040 max. 0.030 max. 12.00~16.00 16.00~18.00 2.00~3.00

Mechanical properties:

Symbol of grade Mechanical properties:
Tensile strength kg f/П
{N/П}
proof stress kg f/П
{N/П}
Elongation %
20 mm min.in outside diameter 10 mm or over to and excl. 20 mm in outside diameter Under 10 mm in outside diameter

No.11 test piece

No.12 test piece

No.11 test piece No.11 test piece
SUS304TB  53{520} min  21{206} min. 35 min. 30 min. 27 min.
SUS304HTB  53{520} min 21{206} min. 35 min. 30 min. 27 min.
SUS304LTB 49{481} min 18{177} min. 35 min. 30 min. 27 min.
SUS309TB  53{520} min 21{206} min 35 min. 30 min. 27 min.
SUS309STB  53{520} min 21{206} min 35 min. 30 min. 27 min.
SUS310TB  53{520} min 21{206} min 35 min. 30 min. 27 min.
SUS310STB  53{520} min 21{206} min 35 min. 30 min. 27 min.
SUS316TB  53{520} min 21{206} min 35 min. 30 min. 27 min.
SUS316HTB  53{520} min 21{206} min 35 min. 30 min. 27 min.
SUS316LTB 49{481} min 18{177} min 35 min. 30 min. 27 min.
SUS316TiTB  53{520} min 21{206} min 35 min. 30 min. 27 min.

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