Seamless Mild Steel Pipes ASTM A106 Gr.B

Price: 3800.0~4800.0 RMB
Trade Term: FOB
Payment Terms: T/T,L/C,WU
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Basic Info.
  • Standard: API5L,ASTM A106, ASTM A53, GB8163,GB3091, GB9711 
  • Material: Gr.B X42,X52,X60,X65,X70,A106 Gr.A,B,C,A53Gr.A,B, ST37, ST52, 16Mn, Q345B ,Q235B 
  • Length: 5.8 to 14 meter 
  • Technique: SLMS 
  • Ouetside Diameter: 1/2 to 56 Inch 
  • Wall Thickness: 1.5 to 60 mm 
  • Section Shape: hollow ,round 
  • Surface Treatment: black or red painted , zinc coating 
  • Certification: API 5L ISO9001 
  • Place of Origin: China 
  • Model No.: DN350 
  • Place of Origin: Hebei  
  • Min.Order: 5 Metric Ton
  • Means of Transport: Ocean, Land
Supply Capacity
  • Production Capacity: 10000 metric tons per month
  • Packing:Painting,Caps, , Bundles ,or as per customers requirement
  • Delivery Date: 40 to 50 Days

Product Information


 ASTM A106. GRB/A53. GRB/API 5L. GRB ,

 DIN, EN, GB/T8162 / 8163



Yield Point



ASTM A106 Gr B 

C≤0.30;   Si≥0.10;   Mn:0.291.06;  P≤0.035; S≤0.035;

Cr≤0.40; Mo≤0.15; Cu≤0.40; Ni≤0.40; V≤0.08

ASTM A53  Gr B

C: 0.42-0.50; Si: 0.17-0.37; Mn: 0.50-0.80; P≤0.035; 

S≤0.035; Cr≤0.25; Cu≤0.25; Ni≤0.25





D<48.3                   ±0.4/-0.79mm

D≥48.3                 ±1%


D<48.3                   ±0.4/-0.79mm 

D:48.3-114.3         ±0.79mm

D≥114.3               ±1.59/-0.79mm


1M-13M, can as customers requirement


1/8" to 24"


SCH 5, SCH 10, SCH 20, SCH 40, SCH 80, SCH 160,SCH XXS

ASTM Seamless Steel Pipe

We supply all kinds of steel pipes, including: 

1. ERW steel pipe

2. seamless steel pipe

3. steel casing

4. tubing

5. hot-rolled  steel pipe

6. spiral steel pipe

7. square steel pipe

8. hot-galvanized steel pipe

standard: API5CT,  API5L,  ASTM,  JIS,  DIN,  GB , and so on.

Material: Q235, ST52,ST42,A106 -a, A106-B , and so on. 


 Quality Testing

Our company is equipped with sophisticated manufacturing and testing equipments and a complete testing system has been established which includes advanced testing equipments. Such as X-ray detector , ultrasonic wave detector, hydrostatic tester, tension metallurgical analyzer and physical and chemical lab . These equipments and technologies guarantee that the production and testing processes are up to relevant standards, so that the products are satisfied by the requirements of clients doubtlessly.


 Hydrostatic Tester




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Ms. Mary Sun (Manager)
Tel: 86-317-3088881
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Contact Method
Cangzhou Zhongrun Steel Tube Co.,Ltd
No.10 of East Road ,North Ring,Xinhua District, Cangzhou, Hebei, China (Mainland) / 061000
Fax: 86-317-7971883
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