Supplier profile
Zhongcheng Machinery Manufacturing Co., Ltd. of Bohai Petroleum Equipment
Tianjin · People's Republic of China
Company overview
Generated from certificate recordsThe recorded certification scopes cover these activities: Manufacture, Threading and Sales for Rotary Shouldered Connections; Design, Manufacture, Sales and Servicing of PDC Bits, Downhole Motors and Electrical Submersible Pump Units
The listed certificates include product licenses for API-7-1; API-7-2; system or certification programs for API Spec Q1, 10th Edition. 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 (3)
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.
- Fixed Cutter Bits
- Rotary Shouldered Connections Threads
3 certificate records · marked Active by the source
The source sync time is not provided. Check current certificate status before purchasing.
Contact supplier
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-7-1
7-1-0337
Fixed Cutter Bits
- Effective
- 2025-07-24
- Expires
- 2027-02-10
View scope and certificate record details
Certification scope
Fixed Cutter Bits
- Original issue date
- 2000-03-27
- Source status changed
- 2011-10-24
API-7-2
7-2-0825
Rotary Shouldered Connections Threads
- Effective
- 2025-01-31
- Expires
- 2027-02-10
View scope and certificate record details
Certification scope
Rotary Shouldered Connections Threads
- Original issue date
- 2025-01-31
- Source status changed
- 2025-01-31
API Spec Q1, 10th Edition
Q1-4369
Manufacture, Threading and Sales for Rotary Shouldered Connections; Design, Manufacture, Sales and Servicing of PDC Bits, Downhole Motors and Electrical Submersible Pump Units
- Effective
- 2025-01-16
- Expires
- 2027-02-10
View scope and certificate record details
Certification scope
Manufacture, Threading and Sales for Rotary Shouldered Connections; Design, Manufacture, Sales and Servicing of PDC Bits, Downhole Motors and Electrical Submersible Pump Units
View original scope wording
Scope statement (source wording)Manufacture, Threading and Sales for Rotary Shouldered Connections; Design, Manufacture, Sales and Servicing of PDC Bits, Downhole Motors and Electrical Submersible Pump Units
- Original issue date
- 2021-02-10
- Source status changed
- 2025-01-16
Company information & address
A legal identity link is recorded. Procurement qualification has not been assessed.
View address & legal records
- Source company name
- Zhongcheng Machinery Manufacturing Co., Ltd. of Bohai Petroleum Equipment
- Site address (source record)
- North Chuangang Road Tianjin, 300280 People's Republic of China
- Registered legal name
- 渤海石油装备（天津）中成机械制造有限公司
- Unified Social Credit Code
- 911201161030700870
- Established
- 1996-09-06
- Registry status (source record)
- 存续（在营、开业、在册）
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.