STB 340 seamless steel pipe tube Introduction:STB 340 seamless steel pipe tube is widely used seamless steel pipe tube products.KATALOR steel has a large STB 340 steel pipe stock in China. KATALOR steel can supply STB 340 steel tube/pipe stock STB 340 seamless steel pipe tube max carbon contents is 0.18%
JIS G3461 STB 340 Chemical Composition
Symbol of class |
Traditional symbol |
C |
Si |
Mn |
P |
S |
|
STB 340 |
STB 35 |
0.18 max |
0.35 max |
0.30 to 0.60 |
0.035 max |
0.035 max |
JIS G3461 STB 340 Mechanical Properties
Symbol of class |
Tensile strength N/mm2 |
Yield point or proof stress N/mm2 |
Elongation % |
||
|
Outside diameter under 10 mm |
Outer diameter 10 mm or over to and excl. 20 mm |
Outer diameter 20mm or over |
|||
|
No. 11 test piece |
No. 11 test piece |
No. 11 test piece No. 12 test piece |
|||
|
STB 340 |
340 min |
175 min |
27 min |
30 min |
35 min |
JIS G3461 STB 340 Hardness
Symbol of class |
Rockwell hardness HRB (Mean value of three points) |
|
STB 340 |
77 max |
STB 340 seamless steel pipe application:
STB 340 seamless steel pipe tube can be used in gas and oil transportation.STB 340 seamless steel pipe tube used in mechanical and manufacture, steel structure, ship building, bridging, automobile chassis.
STB 340 seamless steel pipe surface treatment:
Oil-dip, Varnish, Passivation, Phosphating, Shot Blasting
STB 340 seamless steel pipe payment: L/C or T/T in Advance after negotiating with customers Please don't hesitate to contact us, your inquiry will be highly appreciated and treated with much importance at Shanghai KATALOR.
