ASTM A106B/C – ASME SA106B/C Seamless Carbon Steel Pipe
c/w Flanges, Fittings, Valves & Plate

Applied Alloys International is Australia’s premier stockist of a range of approved A106B & A106C Seamless Carbon Steel pipe 2″ up to 24″. We also stock Pipe Fittings, Flanges, Valves and Plate to suit. Commonly used in Pressure Vessels and Boilers in Power Plants, Petrochemical Plants, Oil & Gas, and Ships or where piping must transport fluids, slurry, steam and gases under high pressure and temperature.
Available to DIN and JIS or ASTM A53 and API5L Gr.B Seamless & Welded.
Seamless Pipe & Tube A106-B A106-C

- 2″ – 24″
- Sch 20, 40, 60, 80, 100, 120, 160, XXS or as required
- A106-B equivalents: JIS G3456 STPT370, STPT38, DIN 17175
St 45.4 - A106-C equivalents: JIS G3456 STPT480, STPT49, DIN 17175 St 55
Butt Weld Fittings A234-WPB A234-WPC

- 2″ – 24″
- Sch 20, 40, 60, 80, 100, 120, 160, XXS or as required
- Elbow, Tee, Cross, Reducer, Cap and Stub Ends etc
- A234-WPB equivalents: JIS G3456 STPT42, DIN 17175 ST 45.8
- A234-WPC equivalents: JIS G3456 STPT49
Forged Flanges A105

- 1/2″ – 24″
- ANSI Class 150LB – 4500LB
- Slip-On, Weld Neck, Socket Weld, Blind and Custom Made
- A105 equivalents: JIS G3201 SF490A, G3202 SFVC2A, G3205 SFL2, DIN C21
High Pressure Fittings A105

- 1/2″ – 4″ (Up to 6″ made to order)
- 3000LB, 6000LB, 9000LB
- Elbow, Tee, Cross, Reducer, Stub End, Cap etc
- Threaded NPT, BSP and Socket Weld
Forged & Cast Valves A105 A216

- Gate, Globe, Ball & Check Valves etc.
- ½” – 48″
- ANSI Class 150LB – 4500LB
- Flanged, Butt Weld, Socket Weld, Screwed
- A105 equivalents: JIS G3201 SF490A, G3202 SFVC2A, G3205 SFL2, DIN C21
- A216 equivalents: JIS G5151 SCPH1 SCPH2, DIN 17245 C21 19Mn5
Plate A516-60 A516-65 A516-70

- Thickness 5mm – 150mm
- Waterjet, Laser or Oxy cut to size
- Machined, Rolled and Pressed as required
- A516-60 equivalents: JIS G3118 SGV410, DIN 17175 HIII
- A516-65 equivalents: JIS G3118 SGV450, DIN 17175 17Mn4
- A516-70 equivalents: JIS G3118 SGV480, DIN 17175 19Mn6
A106B A106C Pipe Chemical Composition
Element | Grade B | Grade C |
---|---|---|
Carbon, max | 0.30 | 0.35 |
Manganese | 0.29 - 1.06 | 0.29 - 1.06 |
Phosphorous, max | 0.035 | 0.035 |
Sulfer, max | 0.035 | 0.035 |
Silicon, min | 0.10 | 0.10 |
Chrome, max | 0.40 | 0.40 |
Copper, max | 0.40 | 0.40 |
Molybdenum, max | 0.15 | 0.15 |
Nickel, max | 0.40 | 0.40 |
Vanadium, max | 0.08 | 0.08 |
A106B A106C Tensile Strength
ASTM A106 | Tensile strength, min, psi (MPa) | Yield strength, min, psi (Mpa) | Elongation in 2" (50mm), min (%): Longitudinal | Elongation in 2" (50mm), min (%): Traverse |
---|---|---|---|---|
Grade B | 60,000 (415) | 35,000 (240) | 30 | 16.5 |
Grade C | 70,000 (485) | 40,000 (275) | 30 | 16.5 |
Materials Comparison Chart
ASTM | Grade | DIN Type | Material No. | JIS / KS Number | JIS / KS Symbol |
---|---|---|---|---|---|
A106 | B | 17175 | St 45.4 | G3456 | STPT370, STPT38 |
A106 | C | 17175 | St 55 | G3456 | STPT480, STPT49 |
A105 | - | 17155 | C21, 19Mn5 | G3201, G3202 | SF490A, SFVC2A |
A216 | WCA | 17245 | GS-C 25 | G5151 | SCPH1, SCPH2 |
A234 | WPB | 17175 | ST 45.8 | G3456 | STPT42 |
A234 | WPC | - | - | G3456 | STPT49 |
A516 | 60 | 17155 | HIII | G3118 | SGV410 |
A516 | 65 | 17155 | 17Mn4 | G3118 | SGV450 |
A516 | 70 | 17155 | 19Mn6 | G3118 | SGV480 |