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


black mild steel pipe,black MS pipe,MS steel pipe price steel pipes of API 5L Gr.b

2.size from 4''~14'' sch40~120
3.thickness of sch , std , xs , xxs ect.
4.per length as you need
5.Standard:API DNV ISO

1.Commodity Name

Black mild steel pip


ASTM A106 ,ASTM A53 ,API5L B ,ASTM A179, ASTM A210 ,ANSI B36.10,

GB 5310,GB6479,GB9948,GB/T17396

GB 3087, GB/T 8162 ,GB/T8163

3.Outer Diameter

13.7-810 mm

4.Wall Thickness

2.24-33.32 mm


6m,12m or as per customer's requirements


In bundles tied with steel stripes

7.Payment Term

T/T, L/C at sight

8.Delivery Time

Within 30-60 days after signing the contract or as your requirement

9.Delivery condition

Beveled or Plain end with varnish/2PP/2PE/3PE/3PP anticorrosive coating

as per clients confirmation ; With or without protecting caps as per

customer's requirements;with FBE internal coating for water steel pipes.


A53(A,B),A106(A,B),Q345,16Mn, 10# 20#,45# S235JR, S355JR;ASTMA252 Gr.2,Gr.3; ST37,ST42,ST52;Gr.B,X42,X46,X52,X56,X60,X65,X70, etc

black mild welded pipe LSAW pipe line: 4''~24'',MS ERW MS pipe welded black mild pipe

black mild steel pipe

black mild carbon steel pipe

We Ohter steel pipes:

Black erw steel pipe:DN15 to DN250 according to the BS1387 and ASTM A53or equivalent standard.

Pre galvanized steel pipe:DN15 to DN250 according to the BS 1387 and ASTM A53 or equivalent standard.


Spiral steel pipe:DN200 to DN1200 according to the API or equivalent standard.



Hot dipped galvanized steel pipe:DN15 to DN250 according to the BS 1387 and ASTM A53 or equivalent standard.




Our added value service:

1.thread on steel pipe:BSP and NPT

2.painting:plastic painting,2pe painting,3PE painting,2PP and 3PP

3.Plain ends and BE ends

4.Cutting the length you required.

5.Mounting and hole punching

6.Steel pipe test:Yield and Strength Testing,Ultrasonic and Non Destructive Testing,Bend and X-ray Testing,Elongation and Flat Testin,Eddy Current and Hardness Testing.


Black mild steel pipe(MS steel pipe FOB price: US $ 700$  - 810$  / Ton 


Minimum Order Quantity: 5 Ton/Tons
Payment Terms: L/C,T/T

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