1.Thickness: 4 - 50 mm 2.Outer Diameter: 1 - 10 inch 3.Standard: JIS, GB, DIN, ASTM

Hot rolled carbon steel pipe

1.. Standard:

   ASME SA106/53B

   ASTM A106/53B

   GB/T8162 GB/T8163

   API 5L GR.B

   DIN2391

   JIS S20C S45C

2.thickness:4-50mm 

3. Grade: A53B A106B 20# 45# 16Mn st52;

4. Size: 1"-16" SCH40 SCH80 SCH160

4. Processing technique: hot rolled/cold drawn;

5. Length: 6-12m

6. Surface: painted with varnish;

7. Plastic caps at ends.

8. Tolerance: OD   +1%/-1%

                WT  +12.5%/-10%

9. Chemical composition:

Models of Steel Pipes	Chemical Composition
Steel 20  (ASTM A106B)	C	Si	Mn	P	S	Cu	Ni	Cr
	0.17~0.24	0.17~0.37	0.35~0.65	0.035max	0.035max	0.25max	0.25max	0.25max
Steel45 (ASTM 1045)	0.42~0.50	0.17~0.37	0.50~0.80	0.035max	0.035max	0.25max	0.25max	0.25max
16Mn(Q345B)	0.12~0.20	0.20~0.55	1.20~1.60	0.035max	0.035max	0.25max	0.25max	0.25max
45Mn2 ( ASTM1345)	0.42~0.49	0.17~0.37	1.40~1.80	0.035max	0.035max	0.3max	0.3max	0.30max

hot rolled carbon steel pipe