Model NO.: ST52
ID: From2.11mm-700mm
Od: From23.1mm-810mm
Grade: St52
Certificate: ISO9001:2008
Alloy or Not: Alloy
Ends: PE Be
Sample: Free
Trademark: Baosteel
Transport Package: Seaworthy Package
Specification: min ID2.11mm OD23.1mm
Origin: China
HS Code: 7304240000


Chemical Composition:

Specification of Seamless carbon steel pipe:
1) Standard: DIN, ASTM, API, JIS, GB
2) Wall Thickness: from 2.11mm
3) Outer Diameter: from 21.3mm
4) Grade:10#, 20#, 45#, Q345, ST35.8, ST37, ST42, ST45, ST52, API 5L /GR.B-X60, API 5CT /J55 K55 N80, A53, A106, A192, A179, A210, and etc.
5) Process Method:hot rolling or cold drawn.
6) Surface Coating:varnish painted on pipe(black painting),anti-corrosion oil,galvanized,or painting as customer's request.
Standards of Chinese Seamless Carbon Steel Pipe:
Chinese Standard Standard Steel Grade structural seamless pipe GB/T 8162-1999 20Cr, 30Cr, 35Cr, 20CrMo, 35CrMo, 12CrMoV cold drawn precision seamless pipe GB/T 3639-2000 10, 20, 35, 40 seamless pipe for liquid conveyance GB/T 8163-1999 10, 20 seamless low and medium carbon steel boiler pipe for pressure service GB 3087-99 10, 20 seamless carbon steel boiler pipe for hgih pressure service GB 5310-1995 20G, 12Cr1MoG, 12Cr1MoVG, 15MoG, 15CrMoG, 20MoG seamless steel pipe for high-pressure fertilizer equipment GB 6479-2000 10, 20, 16Mn, 12CrMo, 15CrMo seamless oil cracking pipe GB 9948-2006 10, 20, 12CrMo, 15CrMoÂ
Standards of The Europe Seamless Carbon Steel Pipe:Â
Europe Standard  |
Standard  |
Steel Grade  |
seamless steel pipe for pressure service | DIN EN 10216-1 | P195TR1 1.0107, P235TR1 1.0254, P265TR1 1.0258 |
DIN EN 10216-2 | 16Mo3 1.5415, 10CrMo5-5 1.7338, 13CrMo4-5 1.7336 | |
seamless steel pipe for mechanical and engineer service | DIN EN 10297-1 | E235 1.0308, E275 1.0225, E315 1.0236, C22E 1.1151 |
seamless steel pipe for high temperature service | DIN 17175 | ST35.8, ST45.8, 15Mo3, 13 CrMo44 |
DIN 1629 | ST37.0, ST 44.0 |
American Standard | Standard | Steel Grade |
carbon steel black seamless pipe | ASME SA-535A-53M | Grade A, Grade B |
seamless carbon steel pipe for high temperature service | ASME SA-106 | Grade A, Grade B, Grade C |
seamless cold drawn low carbon steel head-exchanger and cordenser pipe | ASME SA-179/ ASME SA-179M | Â |


 How to make an order?
·        Sample approval
·        Client make 30% deposit or open LC after confirming the PI
·        Client visit our workshop to check quality or arrange Third-party to inspect the cargos.
·        After passed Inspection, then we arrange shipment with shipping agent.
·        Supplier arrange necessary documents and send copy of these documents
·        Client remit balance payment
·        Supplier send original documents or telex release the goods
·        Quality warranty for 2year after shipment
After sales service
·        After receive the goods, We hope to get your feedback at first time.Â
·        We could provide installation guide, if you need, we could give you global service.Â
·        Our Sales are 24-hours online for your request.
Professional sales
·        We value every inquiry sent to us, ensure quick competitive offer.Â
·        We cooperate with customer to bid tenders. Provide all necessory document.Â
·        We are a sales team, with all techinical support from engineer team.
Welcome to contact with us!
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