Supplier profile
Jiangsu Changbao Steel Tube Limited Co.
Changzhou · Jiangsu Province · People's Republic of China
Company overview
Generated from certificate recordsThe recorded certification scopes cover these activities: Design of Premium Connections used for Casing and Tubing; Manufacture of Anti-Corrosion and Premium Connection Casing and Tubing, Perforating Gun Barrels, Carbon Steel Seamless Pipe, Drill Pipe Body and Line Pipe
The listed certificates include product licenses for API-5B; API-5CT; API-5DP; API-5L; system or certification programs for API Spec Q1, 10th Edition; ISO 9001:2015. These records are marked Active by the source.
System or program certification does not establish a license for a particular product.
This overview follows the certificate records on this page and covers the listed facility.
View supporting records (6)
These records were checked for this overview. Records with date concerns are excluded from the scope and standards summary. Open a record to review its full scope, dates and source wording.
Products & certifications
Based on certificate scope. Confirm specific models, availability and lead times with the supplier.
- Casing & Tubing Threads
- Line Pipe Threads
- Seamless Casing or Tubing (Plain End)
- Seamless Casing or Tubing (Threaded and Coupled)
- Coupling Stock or Accessory Material
- Casing or Tubing Pup Joints
6 certificate records · marked Active by the source
The source sync time is not provided. Check current certificate status before purchasing.
Contact supplier
Website from the public record. Visit it for contact options.
Phone & email for members
Active members can view contact details. Some profiles have none listed.
Membership is invitation-based and requires approval after registration. Public certificates need no sign in.
What should I include in an inquiry?
Include product specifications, quantity, required certifications, delivery location and target date. Ask for current certificates, a quotation and delivery terms.
Certificates & product scope
Check the relevant standards, scope and dates. Expand a record for details. Active is a source status, not live verification or supplier approval.
API-5B
5B-0389
Casing & Tubing Threads; Line Pipe Threads
- Effective
- 2025-05-29
- Expires
- 2027-06-11
View scope and certificate record details
Certification scope
Casing & Tubing Threads; Line Pipe Threads
- Original issue date
- 2025-04-21
- Source status changed
- 2025-04-21
API-5CT
5CT-0507
Seamless Casing or Tubing (Plain End); Seamless Casing or Tubing (Threaded and Coupled); Coupling Stock or Accessory Material; Casing or Tubing Pup Joints; Casing or Tubing Couplings; Processed Casing…
- Effective
- 2025-05-29
- Expires
- 2027-06-11
View scope and certificate record details
Certification scope
Seamless Casing or Tubing (Plain End); Seamless Casing or Tubing (Threaded and Coupled); Coupling Stock or Accessory Material; Casing or Tubing Pup Joints; Casing or Tubing Couplings; Processed Casing, Tubing, Coupling Stock, or Accessory Material (Plain End); Processed Casing or Tubing (Threaded and Coupled)
- Original issue date
- 2001-01-16
- Source status changed
- 2014-03-26
API-5DP
5DP-0130
Drill Pipe Body
- Effective
- 2025-05-29
- Expires
- 2027-06-11
View scope and certificate record details
Certification scope
Drill Pipe Body
- Original issue date
- 2010-07-06
- Source status changed
- 2014-03-26
API-5L
5L-0392
Line Pipe Plain End at PSL 2 - Service Annex J; Line Pipe Plain End at PSL 2 - Service Annex H; Line Pipe Plain End at PSL 2; Line Pipe Plain End at PSL 1; Processed Line Pipe Plain End PSL1, PSL2, An…
- Effective
- 2026-03-18
- Expires
- 2027-06-11
View scope and certificate record details
Certification scope
Line Pipe Plain End at PSL 2 - Service Annex J; Line Pipe Plain End at PSL 2 - Service Annex H; Line Pipe Plain End at PSL 2; Line Pipe Plain End at PSL 1; Processed Line Pipe Plain End PSL1, PSL2, Annex H, Annex J, and/or Annex N
- Original issue date
- 2001-01-16
- Source status changed
- 2014-03-26
ISO 9001:2015
ISO-2581
Design of Premium Connections used for Casing and Tubing; Manufacture of Anti-Corrosion and Premium Connection Casing and Tubing, Perforating Gun Barrels, Carbon Steel Seamless Pipe, Drill Pipe Body a…
- Effective
- 2026-03-18
- Expires
- 2027-06-11
View scope and certificate record details
Certification scope
Design of Premium Connections used for Casing and Tubing; Manufacture of Anti-Corrosion and Premium Connection Casing and Tubing, Perforating Gun Barrels, Carbon Steel Seamless Pipe, Drill Pipe Body and Line Pipe
View original scope wording
Scope statement (source wording)Design of Premium Connections used for Casing and Tubing; Manufacture of Anti-Corrosion and Premium Connection Casing and Tubing, Perforating Gun Barrels, Carbon Steel Seamless Pipe, Drill Pipe Body and Line Pipe
- Original issue date
- 2015-06-11
- Source status changed
- 2017-03-20
API Spec Q1, 10th Edition
Q1-2445
Design of Premium Connections used for Casing and Tubing; Manufacture of Anti-Corrosion and Premium Connection Casing and Tubing, Perforating Gun Barrels, Carbon Steel Seamless Pipe, Drill Pipe Body a…
- Effective
- 2026-03-18
- Expires
- 2027-06-11
View scope and certificate record details
Certification scope
Design of Premium Connections used for Casing and Tubing; Manufacture of Anti-Corrosion and Premium Connection Casing and Tubing, Perforating Gun Barrels, Carbon Steel Seamless Pipe, Drill Pipe Body and Line Pipe
View original scope wording
Scope statement (source wording)Design of Premium Connections used for Casing and Tubing; Manufacture of Anti-Corrosion and Premium Connection Casing and Tubing, Perforating Gun Barrels, Carbon Steel Seamless Pipe, Drill Pipe Body and Line Pipe
- Original issue date
- 2015-06-11
- Source status changed
- 2025-05-29
Company information & address
A legal identity link is recorded. Procurement qualification has not been assessed.
View address & legal records
- Source company name
- Jiangsu Changbao Steel Tube Limited Co.
- Site address (source record)
- No. 558 YanLing Dong Road Changzhou, Jiangsu Province, 213018 People's Republic of China
- Registered legal name
- 江苏常宝钢管股份有限公司
- Unified Social Credit Code
- 91320400137163943Q
- Established
- 1989-07-31
- Registry status (source record)
- 在业
About these records
Certificates are sourced from the API Composite List; the sync time is not provided. OFMP is not a certifying body. Verify current certificates, company identity and delivery capability before purchasing.