• Sourcing Solutions
  • Services & Membership
  • Help & Community

Quick Details

  • Standard: BS, JIS, GB, ASTM, BS 1387, BS EN10296, BS 1139, BS EN10025, JIS G3459-2004, JIS G3461-2005, JIS G3456-2004, JIS G3459, GB/T5310, ASTM A106-2006, ANSI A213M-2001
  • Grade: 10#-45#, Cr-Mo alloy, 16Mn, A53-A369, STB35-STB42, 10#, 20#, 45#, 15CrMo, 12Cr1MoV, 10CrMo910, 12CrMo, Cr9Mo, 16Mn, A53(A,B), A106(B,C), A179-C, A210, STB35, STB42
  • Thickness: 0.8 - 100 mm
  • Section Shape: Round
  • Outer Diameter: 6 - 610 mm
  • Place of Origin: China (Mainland)
  • Secondary Or Not: Non-secondary
  • Application: Structure Pipe,Hydraulic Pipe,Gas Pipe
  • Technique: Cold Drawn
  • Certification: CE
  • Surface Treatment: Black painted or oiled
  • Alloy Or Not: Non-alloy

Packaging & Delivery

Packaging Details: Bundle,bulk in container or as per customers' requirements length is less than 5.8m, the goods can be shipped in 20ft container length is less than 11.8m, the goods can be shipped in 40ft conatiner FCL or LCL will be available
Delivery Detail: 30days



                API Carbon Seamless Steel Pipe


1.Product details:

Alloy steel seamless pipe/alloy pipe/alloy steel pipe/high-temperature alloy steel pipe/ alloy tube/ASTMA335 standard alloy pipe P22/ ASTM A335 P22 alloy pipe,  alloy seamless pipe p22

ASTM, BS, DIN, JIS, GB, etc.

Grade:Q345A/B, Cr5Mo, 12Cr1MoV, 10CrMo910,,27SiMn, 15CrMo, 30CrMo, 34CrMo4, etc

Other standard and grade is also availalbe as per clients' requirements


O.D.12-1020mm, W.T. 1-60mm.

Bevelled/plain end or varnished to be confirmed by clients 

Marking: as per customer's requirement

Dimensions, Mechanical properties, Chemical compositions: 
Refer to relative standard as per clients requirements

Bundles, seaworthy wooden cases
With or without edge protector, steel hoop and seals, or as per customers' requirements

other material or pipes we also can supply:


Casing Pipe/Oil pipe 

Seamless or welded According to 

API-5CT standard


J55\K55\N80\L80\P110/M65/C95 , LTC/STC/BTC; 




Seamless line pipe/API -5L  


PSL 1:A25\A\B\X42\X46\X52\X56\X60\X65 \X70

  PSL 2:B\X42\X46\X52\X56\X60\X65\X70\ X80

Carbon seamless pipe 



1.  A210-C                       St52.4\St52         STS49

2.  ASTM A106 GR.A\B\C;  ASTM A53 GR.A\B /API 5L-GrB

3. DIN1629   4.  JIS G3454    5. ASTM A192\A210\A179

6.  DIN17175    7. JIS G345    8. JIS G3456  9. BS1387

10. GB / T 6728, ASTM A 500, EN 10217, Q195-Q235

11. ST35.8/ST45.8  12. DIN2448, 13. DIN 1629



Alloy pipe


Alloy pipe

Seamless or welded



210 (Gr. A1,C), 556, 213 (T1, T2, T5, T9, T11, T12, T22)

335 (Gr P1, P2, P5, P9, P11, P12, P22) 333 (Gr.1,3.,6) 209(T1, T1A, T1 b)


17175 ( Gr.4538, 15Mo3, 13CrMo44, 10CrMo910)

2448 ( Gr. ST37), 1630 (ST37.4, 44.4), BS3059 (Gr CFS 360,440, 243, 620, 622-440, 622-490), 

980 (Gr.CDSI), 6323 (CFS3), 3602/1 (Gr.360, 430)


A335-P1                  15Mo3             STPA12

A335-P2\A213-T2                             STBA20  

A335P12\A213T12         13CrMo44          STBA22

A335-P11\A213-T11                           STBA23

A335-P22\A213T22        10CrMo910          STBA24

A335-P5\213-T5             12CrMo195        STBA25




Stainless steel pipe

Seamless or welded 


304(0Cr18Ni9 ) 304L(00Cr19Ni10 ) 321(1Cr18Ni9Ti )


310S(0Cr25Ni20) 310S(1Cr25Ni20Si2)904L(00Cr20Ni25Mo4)









3.Transport & Container Loading Capacity:





Established in 2007, Efya International Imp. & Exp. Co., Ltd. is located in "the home of steel products" - Daqiuzhuang Town. We are situated in the triangular delta which is next to Beijing, Tianjin, and Hebei Province, with advanced economy and convenient transportation. We are near Xingang Port, Tianjin. Since the establishment, EFYA has played an active role in this heavy industry and has been a professional supplier of steel products.




Our Services:


1. Timely, accurate and detailed inquiry reply


2.  we patiently answer your questions , all productions are producing by strict quality control of tensile strength, breaking load test and zinc coating weight test by deep guarantee. (We'd like to let you know that no matter the quality,tensile strength or the toughess can meet your demands.)


3. we supply free small sample


4.  we can do sample testing for u


5. u can visit our  factory


6. Product quality assurance, order processing  timely, perfect packaging, short production cycle,fast delivery, safe transportation, providing after-service to  enhance our  further services, do  the  customer feedback informations, etc. 


We are trying innovating ourselves for our all reliable business partner in rapidly changing


environment,  here we guarantee competitive price and packing, delivery, top quality service for you and ish your positive reply.


Ms Kelly looking  forward to establish  long-term business with u early!







Transaction History of the Supplier

Below is the information about the supplier's transactions conducted via Alibaba.com. If you require further details regarding the transaction data, please contact the supplier directly.

Transaction Overview


Transaction Details

This supplier has completedtransactions with buyers from .

Shipping Destination
Transaction Value
Transaction Date
Email to this supplier
China (Mainland) | Trading Company
Transaction Level:
Supplier Assessments:
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $49,000
Learn More