ASTM A106 Gr.B Pipes

ASTM A106 pipe (also covered in ASME specifications as S/A 106) is the standard specification for seamless carbon steel pipe for high-temperature service. Most common uses are in refineries and plants when gasses or fluids are transported at high temperatures and pressures.

ASTM A106 / A106M - 11 Standard Specification for Seamless Carbon Steel Pipe for High-Temperature Service

Carbon Steel Pipe Features Specifications

O.D.(mm)

Wall Thickness Unit(mm)

2

2.5

3

3.5

4

4.5

5

6

6.5-7

7.5-8

8.5-9

9.5-10

11

12

Φ25-Φ28

●

●

●

●

●

●

Φ32

●

●

●

●

●

●

Φ34-Φ36

●

●

●

●

●

●

Φ38

●

●

●

●

●

●

Φ40

●

●

●

●

●

Φ42

●

●

●

●

●

Φ45

●

●

●

●

●

●

Φ48-Φ60

●

●

●

●

●

●

●

Φ63.5

●

●

●

●

●

●

●

Φ68-Φ73

●

●

●

●

●

●

Φ76

●

●

●

●

●

●

●

●

●

●

Φ80

●

●

●

●

●

●

●

●

●

●

Φ83

●

●

●

●

●

●

●

●

●

●

Φ89

●

●

●

●

●

●

●

●

●

●

Φ95

●

●

●

●

●

●

●

●

●

●

Φ102

●

●

●

●

●

●

●

●

●

●

Φ108

●

●

●

●

●

●

●

●

●

●

Φ114

●

●

●

●

●

●

●

●

●

Φ121

●

●

●

●

●

●

●

●

●

Φ127

●

●

●

●

●

●

●

●

●

Φ133

●

●

●

●

●

●

●

●

●

Φ140

●

●

●

●

●

●

●

●

Φ146

●

●

●

●

●

●

●

●

Φ152

●

●

●

●

●

●

●

●

Φ159

●

●

●

●

●

●

●

●

Φ168

●

●

●

●

●

●

●

●

Grade and Chemical Composition (%)

Grade	C≤	Mn	P≤	S≤	Si≥	Cr≤	Cu≤	Mo≤	Ni≤	V≤
A	0.25	0.27-0.93	0.035	0.035	0.10	0.40	0.40	0.15	0.40	0.08
B	0.30	0.29-1.06	0.035	0.035	0.10	0.40	0.40	0.15	0.40	0.08
C	0.35	0.29-1.06	0.035	0.035	0.10	0.40	0.40	0.15	0.40	0.08

Mechanical Properties

Grade	Rm Mpa Tensile Strength	Yield Point (Mpa)	Elongation	Delivery Condition
A	≥330	≥205	20	Annealed
B	≥415	≥240	20	Annealed
C	≥485	≥275	20	Annealed

Dimension Tolerances

Pipe Type	Pipe Sizes		Tolerances
Cold Drawn	OD	≤48.3mm	±0.40mm
		≥60.3mm	±1%mm
	WT		±12.5%

Description

1. Standards: ASTM A106 (ASME SA106)
2. Products mainly used: ASTM A106 pipes for transportation
   
3. The main products of steel / steel grade: Gr.A; Gr.B; Gr.C.
   
4. Specifications: diameter: 10.3 to 114.3 mm thickness: 0.8 to 12 mm Length: 6 m above, and, in accordance with customer demand, supply and other specifications of steel pipe.