Limestone Quarry Plant

One of the Top 500 enterprises in China foreign trade

QCCO was approved as a member of “China Association for Contracting Projects Abroad “and granted a membership certificate on Sep 28,2005; “Credibility Rating AAA certificate in Foreign Trade” was granted to QCCO by China Shippers’ Association


A106 steel seamless pipe

Wall Thickness


Out Diameter:




5.8m/6m/11.8m/12m is common length

Can according your requirement

astm a106 gr.a/b/c carbon steel seamless pipe.

Information for astm a106 seamless carbon steel pipe


1. Standards: ASTM A106 (ASME SA106).
2. Applications: bending, curling and similar forming processes.
3. Available steel grades: A, B and C.
4. Specifications: diameter 10.3 to 1219 mm; thickness 0.8 to 19 mm; length: 6 m and above; and, in accordance with customer demand, the supply of steel pipes to other specifications.

commodity ASTM A106 Seamless carbon steel pipe
Standard ANSI,ASTM A106
material A106 Gr A/B
OD 1/8"-48",10mm-1219mm
Ends 2"below plain ends,2" above beveled ends, threaded ends available
Method 140mm below cold drawn,140mm above hot rolled,273mm above hot expand


Grade and chemical composition 

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

Mechanical Properties of A106 seamless carbon steel pipe: 

Grade Rm Mpa Tensile Strength Mpa Yield point 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
OD ≤60.3 ±1%mm
WT ±12.5%


上一篇:API 5L Carbon Seamless Steel Galvanized Pipe

下一篇:Spiral welded pipe nominal diameter, nominal wall thickness