Product Details

Product Description

Hot rolled round steel pipe seamless black steel pipe

Product Name	a105/a106 gr.b seamless carbon steel pipe price per ton
Material	Mild carbon steel A106/A53 Gr.B
Surface	Black, varnish
Standard	American ASME Japanese JIS German DIN Chinese GB BS standard etc
Grade	ASTM A106B, ASTM A53,API 5L Gr.B; S355JR, S275JR, S235JR STKM 13A, STKM11A,STKM16A German St37, St42, St45, St52, DIN1626, DIN17175 Chinese 20#,10#, Q235, Q345, 16Mn etc.
Shape	Round, Square, Rectangular
Used	Widely used in the mechanical treatment field, petrochemical industry, transport and construction field Ordinary structural purposes and mechanic structural purposes, for example in construction field, fulcrum bearing etc; The transportation of fluids in the projects and big equipments, for example transport of water, oil, gas etc Can be used in low and medium pressure boiler for the transportation of fluids, for example steam tube, big smoke tube, small smoke tube, generating tube etc

Product Overviews

NPS	1/8″ to 1 1/2″	Over 1 1/2″ to 4″	Over 4″ to 8″	Over 8″ to 18″	Over 18″ to 26″	Over 26″ to 34″	Over 34″ to 48″
OD Tolerance	+/- 0.4	+/- 0.8	+1.6, -0.8	+2.4, -0.8	+3.2, -0.8	+4.0, -0.8	+4.8, -0.8
WT Tolerance	+/- 12.5%
Weight Tolerance	+10%, -3.5%

Production Flow

Process:

1)Killed steel, with primary melting process being open-hearth, basic-oxygen, or electric-furnace, possible combined with separate degassing or refining.

2)Steel cast in ingots or strand cast is permissible.

3)Hot-finished pipe need not be heat treated.

4)Cold-drawn pipe shall be heat treated after the final cold draw pass

Certifications

Packaging

Protection:

Pipes are supplied:

1)black and bare

2)external varnished with black or clear lacquer

3)oiled

Upon request, pipes ends are protected by plastic caps

FAQ

Contact Information

Elena Ding

Tel:0086-635-8215598,Fax:0086-635-8205548

Mobile/ Wechat: +8615552121361

Skype: elena_steel1