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1,984 supplier profiles · 4,538 certificate records

Profiles are organized by the site linked to the certificate records. One company may have multiple profiles. Records are marked Active by the source; the last sync time is unavailable. Confirm current status and supply capability before purchasing.

  • Dezhou Longke Petroleum Equipment Co., Ltd

    Dezhou · Shandong Province · People's Republic of China
    Source status: Active4 certificate records

    Products and scope listed on the certificates

    Casing or Tubing Pup Joints; Drill Stem Subs; Piston Mud Pump Components

    Certification standards: API-5CT; API-7-1; API-7K; API Spec Q1, 10th Edition

    View details
    View 4 certificate records
    • 5CT-1462API-5CT

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Casing or Tubing Pup Joints

    • 7-1-1633API-7-1

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Drill Stem Subs

    • 7K-0114API-7K

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Piston Mud Pump Components

    • Q1-0085API Spec Q1, 10th Edition

      System or program certificationSource status: Active

      Effective
      Expires
      Source status changed

      Product scope was not provided; check the certificate.

  • Dezhou United Petroleum Technology Corp.

    Dezhou · Shandong · People's Republic of China
    Source status: Active8 certificate records

    Products and scope listed on the certificates

    Well Control Chokes; Rigid Choke and Kill Lines; Casing & Tubing Threads; Casing or Tubing Couplings; Tool Joint; Casing and Tubing Heads; Slip-Type Hangers; Chokes; Gate, Ball, Plug Valves; Tees and …

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    Well Control Chokes; Rigid Choke and Kill Lines; Casing & Tubing Threads; Casing or Tubing Couplings; Tool Joint; Casing and Tubing Heads; Slip-Type Hangers; Chokes; Gate, Ball, Plug Valves; Tees and Crosses; Cross-Over Connectors; Adapter Spools and Spacer Spools; Mandrel-Type Hangers; Pneumatic and Hydraulic Actuators; Surface Safety Valves; Top Connectors; Blind and Test Flanges; Bullplugs; Valve Removal Plugs; Back Pressure Valves; Ring Gaskets; Check Valves; Drill Collars; Fixed Cutter Bits; Rotary Shouldered Connections Threads

    Certification standards: API-16C; API-5B; API-5CT; API-5DP; API-6A; API-7-1; API-7-2; API Spec Q1, 10th Edition

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    View 8 certificate records
    • 16C-0516API-16C

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Well Control Chokes; Rigid Choke and Kill Lines

    • 5B-0732API-5B

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Casing & Tubing Threads

    • 5CT-2228API-5CT

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Casing or Tubing Couplings

    • 5DP-0189API-5DP

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Tool Joint

    • 6A-1557API-6A

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Casing and Tubing Heads; Slip-Type Hangers; Chokes; Gate, Ball, Plug Valves; Tees and Crosses; Cross-Over Connectors; Adapter Spools and Spacer Spools; Mandrel-Type Hangers; Pneumatic and Hydraulic Ac…

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      Casing and Tubing Heads; Slip-Type Hangers; Chokes; Gate, Ball, Plug Valves; Tees and Crosses; Cross-Over Connectors; Adapter Spools and Spacer Spools; Mandrel-Type Hangers; Pneumatic and Hydraulic Actuators; Surface Safety Valves; Top Connectors; Blind and Test Flanges; Bullplugs; Valve Removal Plugs; Back Pressure Valves; Ring Gaskets; Check Valves

    • 7-1-1113API-7-1

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Drill Collars; Fixed Cutter Bits

    • 7-2-0769API-7-2

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Rotary Shouldered Connections Threads

    • Q1-2047API Spec Q1, 10th Edition

      System or program certificationSource status: Active

      Effective
      Expires
      Source status changed

      Product scope was not provided; check the certificate.

  • Dezhou United Petroleum Technology Corp.

    Dezhou · Shandong · People's Republic of China
    Source status: Active2 certificate records

    Products and scope listed on the certificates

    Flexible Choke and Kill Lines; High Pressure Mud and Cement Hoses

    Certification standards: API-16C; API-7K

    View details
    View 2 certificate records
    • 16C-0610API-16C

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Flexible Choke and Kill Lines

    • 7K-0641API-7K

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      High Pressure Mud and Cement Hoses

  • DeZhou ZhongKai Petroleum Technology Co., Ltd.

    Dezhou · Shandong · People's Republic of China
    Source status: Active2 certificate records

    Products and scope listed on the certificates

    Casing or Tubing Couplings

    Certification standards: API-5CT; API Spec Q1, 10th Edition

    View details
    View 2 certificate records
    • 5CT-2396API-5CT

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Casing or Tubing Couplings

    • Q1-5169API Spec Q1, 10th Edition

      System or program certificationSource status: Active

      Effective
      Expires
      Source status changed

      Product scope was not provided; check the certificate.

  • Dezhou Zhonglian Petroleum Machinery Co., Ltd.

    Dezhou · Shandong · People's Republic of China
    Source status: Active3 certificate records

    Products and scope listed on the certificates

    Packers; Casing or Tubing Pup Joints

    Certification standards: API-11D1; API-5CT; API Spec Q1, 10th Edition

    View details
    View 3 certificate records
    • 11D1-0163API-11D1

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Packers

    • 5CT-2117API-5CT

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Casing or Tubing Pup Joints

    • Q1-4090API Spec Q1, 10th Edition

      System or program certificationSource status: Active

      Effective
      Expires
      Source status changed

      Product scope was not provided; check the certificate.

  • DHV VALVE & FOUNDRY CO., LTD

    Suzhou · Jiangsu · People's Republic of China
    Source status: Active10 certificate records

    Products and scope listed on the certificates

    Check Valves - Type A; Check Valves - Type B; Bolted Bonnet Steel Gate Valves; Check Valves – DN 100 (NPS 4) and Smaller; Globe Valves – DN 100 (NPS 4) and Smaller; Gate Valves – DN 100 (NPS 4) and Sm…

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    Check Valves - Type A; Check Valves - Type B; Bolted Bonnet Steel Gate Valves; Check Valves – DN 100 (NPS 4) and Smaller; Globe Valves – DN 100 (NPS 4) and Smaller; Gate Valves – DN 100 (NPS 4) and Smaller; Corrosion-Resistant Bolted Bonnet Gate Valves; Metal Ball Valves; Butterfly Valves - Category B; Chokes; Tees and Crosses; Check Valves; Gate, Ball, Plug Valves; Ball Valves; Plug Valves; Gate Valves

    Certification standards: API-594; API-600; API-602; API-603; API-608; API-609; API-6A; API-6D; ISO 9001:2015; API Spec Q1, 10th Edition

    View details
    View 10 certificate records
    • 594-0045API-594

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Check Valves - Type A; Check Valves - Type B

    • 600-0150API-600

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Bolted Bonnet Steel Gate Valves

    • 602-0065API-602

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Check Valves – DN 100 (NPS 4) and Smaller; Globe Valves – DN 100 (NPS 4) and Smaller; Gate Valves – DN 100 (NPS 4) and Smaller

    • 603-0026API-603

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Corrosion-Resistant Bolted Bonnet Gate Valves

    • 608-0047API-608

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Metal Ball Valves

    • 609-0249API-609

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Butterfly Valves - Category B

    • 6A-1247API-6A

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Chokes; Tees and Crosses; Check Valves; Gate, Ball, Plug Valves

    • 6D-1162API-6D

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Check Valves; Ball Valves; Plug Valves; Gate Valves

    • ISO-1543ISO 9001:2015

      System or program certificationSource status: Active

      Effective
      Expires
      Source status changed

      Product scope was not provided; check the certificate.

    • Q1-1366API Spec Q1, 10th Edition

      System or program certificationSource status: Active

      Effective
      Expires
      Source status changed

      Product scope was not provided; check the certificate.

  • Dianjian Valve Group Co., Ltd.

    Lishui City · Zhejiang Province · People's Republic of China
    Source status: Active1 certificate record

    Products and scope listed on the certificates

    Ball Valves; Check Valves; Gate Valves

    Certification standards: API-6D

    View details
    View 1 certificate record
    • 6D-2099API-6D

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Ball Valves; Check Valves; Gate Valves

  • Didtek Valve Group Co., Ltd.

    Wenzhou · Zhejiang · People's Republic of China
    Source status: Active2 certificate records

    Products and scope listed on the certificates

    Butterfly Valves - Category A; Butterfly Valves - Category B; Ball Valves; Check Valves; Gate Valves; Plug Valves

    Certification standards: API-609; API-6D

    View details
    View 2 certificate records
    • 609-0393API-609

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Butterfly Valves - Category A; Butterfly Valves - Category B

    • 6D-1908API-6D

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Ball Valves; Check Valves; Gate Valves; Plug Valves

  • Directional Well Branch Company of Daqing Drilling & Exploration Engineering Co. Ltd.

    Daqing City · Heilongjiang Province · People's Republic of China
    Source status: Active1 certificate record

    Products and scope listed on the certificates

    Product scope was not provided; review the certificates in the supplier details.

    Certification standards: API Spec Q1, 10th Edition

    View details
    View 1 certificate record
    • Q1-0120API Spec Q1, 10th Edition

      System or program certificationSource status: Active

      Effective
      Expires
      Source status changed

      Product scope was not provided; check the certificate.

  • Dong Ying Jin Shan Petroleum Machinery Manufacturing Co., Ltd.

    Dong Ying · Shan Dong · People's Republic of China
    Source status: Active2 certificate records

    Products and scope listed on the certificates

    Casing or Tubing Couplings

    Certification standards: API-5CT; API Spec Q1, 10th Edition

    Certificate dates need review
    • 5CT-2308: The listed expiration date is past, while the source says Active. Verify the current status.
    • Q1-8083: The listed expiration date is past, while the source says Active. Verify the current status.
    View details
    View 2 certificate records
    • 5CT-2308API-5CT

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Casing or Tubing Couplings

    • Q1-8083API Spec Q1, 10th Edition

      System or program certificationSource status: Active

      Effective
      Expires
      Source status changed

      Product scope was not provided; check the certificate.

  • Dongbei Special Steel Group Co., Ltd.

    Jinzhou District, Dalian City · Liaoning Province · People's Republic of China
    Source status: Active1 certificate record

    Products and scope listed on the certificates

    Product scope was not provided; review the certificates in the supplier details.

    Certification standards: API Spec Q1, 10th Edition

    View details
    View 1 certificate record
    • Q1-5558API Spec Q1, 10th Edition

      System or program certificationSource status: Active

      Effective
      Expires
      Source status changed

      Product scope was not provided; check the certificate.

  • Dongchen Intelligent Technology Co., Ltd.

    Hangzhou · Zhejiang · People's Republic of China
    Source status: Active3 certificate records

    Products and scope listed on the certificates

    Bolted Bonnet Steel Gate Valves; Butterfly Valves - Category B; Ball Valves; Check Valves; Gate Valves

    Certification standards: API-600; API-609; API-6D

    View details
    View 3 certificate records
    • 600-0500API-600

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Bolted Bonnet Steel Gate Valves

    • 609-0285API-609

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Butterfly Valves - Category B

    • 6D-2122API-6D

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Ball Valves; Check Valves; Gate Valves

  • Dongtai City Yuanyang Stainless Steel Manufacture Co., Ltd.

    Yancheng · Jiangsu · People's Republic of China
    Source status: Active2 certificate records

    Products and scope listed on the certificates

    Blind and Test Flanges

    Certification standards: API-6A; API Spec Q1, 10th Edition

    View details
    View 2 certificate records
    • 6A-2295API-6A

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Blind and Test Flanges

    • Q1-3681API Spec Q1, 10th Edition

      System or program certificationSource status: Active

      Effective
      Expires
      Source status changed

      Product scope was not provided; check the certificate.

  • Dongtai QB Fastener Co., Ltd

    Yancheng · Jiangsu · People's Republic of China
    Source status: Active1 certificate record

    Products and scope listed on the certificates

    Machined Studs; Machined Bolts, Screws, and Nuts; Hot Formed Bolts and Screws; Roll Threaded Studs, Bolts, and Screws; Hot Formed Nuts

    Certification standards: API-20F

    View details
    View 1 certificate record
    • 20F-0047API-20F

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Machined Studs; Machined Bolts, Screws, and Nuts; Hot Formed Bolts and Screws; Roll Threaded Studs, Bolts, and Screws; Hot Formed Nuts

  • DongYing BaiHua Petroleum Technology Development Co., Ltd.

    Dongying · Shandong · People's Republic of China
    Source status: Active4 certificate records

    Products and scope listed on the certificates

    Pumps; Packers; Casing or Tubing Couplings

    Certification standards: API-11AX; API-11D1; API-5CT; API Spec Q1, 10th Edition

    View details
    View 4 certificate records
    • 11AX-0149API-11AX

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Pumps

    • 11D1-0125API-11D1

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Packers

    • 5CT-2198API-5CT

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Casing or Tubing Couplings

    • Q1-5131API Spec Q1, 10th Edition

      System or program certificationSource status: Active

      Effective
      Expires
      Source status changed

      Product scope was not provided; check the certificate.

  • Dongying Borui Intelligent Equipment Co., Ltd/Dongying Borui Intelligent Equipment Co., Ltd

    Dongying · Shandong · People's Republic of China
    Source status: Active2 certificate records

    Products and scope listed on the certificates

    Product scope was not provided; review the certificates in the supplier details.

    Certification standards: ISO 9001:2015; API Spec Q1, 10th Edition

    View details
    View 2 certificate records
    • ISO-1552ISO 9001:2015

      System or program certificationSource status: Active

      Effective
      Expires
      Source status changed

      Product scope was not provided; check the certificate.

    • Q1-1375API Spec Q1, 10th Edition

      System or program certificationSource status: Active

      Effective
      Expires
      Source status changed

      Product scope was not provided; check the certificate.

  • Dongying Changrui Petroleum Machinery Accessories Co., Ltd.

    Donying City · Shandong Province · People's Republic of China
    Source status: Active1 certificate record

    Products and scope listed on the certificates

    Packers

    Certification standards: API-11D1

    View details
    View 1 certificate record
    • 11D1-0229API-11D1

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Packers

  • Dongying City Jinyilai Petroleum Machinery Co., Ltd.

    Dongying City · Shandong Province · People's Republic of China
    Source status: Active6 certificate records

    Products and scope listed on the certificates

    Steel Sucker Rods and Steel Pony Rods; Sucker Rod Couplings; Polished Rods; Pumping Unit Structure; Casing & Tubing Threads; Casing or Tubing Couplings; Casing and Tubing Heads; Tees and Crosses; Blin…

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    Steel Sucker Rods and Steel Pony Rods; Sucker Rod Couplings; Polished Rods; Pumping Unit Structure; Casing & Tubing Threads; Casing or Tubing Couplings; Casing and Tubing Heads; Tees and Crosses; Blind and Test Flanges; Gate, Ball, Plug Valves

    Certification standards: API-11B; API-11E; API-5B; API-5CT; API-6A; API Spec Q1, 10th Edition

    View details
    View 6 certificate records
    • 11B-0124API-11B

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Steel Sucker Rods and Steel Pony Rods; Sucker Rod Couplings; Polished Rods

    • 11E-0177API-11E

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Pumping Unit Structure

    • 5B-0613API-5B

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Casing & Tubing Threads

    • 5CT-2532API-5CT

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Casing or Tubing Couplings

    • 6A-1357API-6A

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Casing and Tubing Heads; Tees and Crosses; Blind and Test Flanges; Gate, Ball, Plug Valves

    • Q1-4873API Spec Q1, 10th Edition

      System or program certificationSource status: Active

      Effective
      Expires
      Source status changed

      Product scope was not provided; check the certificate.

  • Dongying City Kenli District Jinxiu Petroleum Machinery Co., Ltd.

    Dongying City · Shandong Province · People's Republic of China
    Source status: Active1 certificate record

    Products and scope listed on the certificates

    Polished Rods; Sinker Bars; Sucker Rod Couplings; Polished Rod Couplings

    Certification standards: API-11B

    View details
    View 1 certificate record
    • 11B-0183API-11B

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Polished Rods; Sinker Bars; Sucker Rod Couplings; Polished Rod Couplings

  • Dongying City Sanhe Petroleum Equipment Co., Ltd.

    Dongying City · Shandong · People's Republic of China
    Source status: Active5 certificate records

    Products and scope listed on the certificates

    Pump Parts; Pumps; Sucker Rod Couplings; Steel Sucker Rods and Steel Pony Rods; Polished Rods; Polished Rod Couplings; Sinker Bars; Sub-couplings; Casing or Tubing Pup Joints; Casing or Tubing Couplin…

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    Pump Parts; Pumps; Sucker Rod Couplings; Steel Sucker Rods and Steel Pony Rods; Polished Rods; Polished Rod Couplings; Sinker Bars; Sub-couplings; Casing or Tubing Pup Joints; Casing or Tubing Couplings; Elevator Links; Elevators (Casing, Tubing, Drill-Pipe1, Drill-Collar, Sucker Rod)

    Certification standards: API-11AX; API-11B; API-5CT; API-8C; API Spec Q1, 10th Edition

    View details
    View 5 certificate records
    • 11AX-0151API-11AX

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Pump Parts; Pumps

    • 11B-0150API-11B

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Sucker Rod Couplings; Steel Sucker Rods and Steel Pony Rods; Polished Rods; Polished Rod Couplings; Sinker Bars; Sub-couplings

    • 5CT-1734API-5CT

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Casing or Tubing Pup Joints; Casing or Tubing Couplings

    • 8C-0278API-8C

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Elevator Links; Elevators (Casing, Tubing, Drill-Pipe1, Drill-Collar, Sucker Rod)

    • Q1-4534API Spec Q1, 10th Edition

      System or program certificationSource status: Active

      Effective
      Expires
      Source status changed

      Product scope was not provided; check the certificate.

  • Dongying Freet Energy Equipment Co., Ltd.

    Donying City · Shandong Province · People's Republic of China
    Source status: Active2 certificate records

    Products and scope listed on the certificates

    Masts

    Certification standards: API-4F; API Spec Q1, 10th Edition

    View details
    View 2 certificate records
    • 4F-0510API-4F

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Masts

    • Q1-6740API Spec Q1, 10th Edition

      System or program certificationSource status: Active

      Effective
      Expires
      Source status changed

      Product scope was not provided; check the certificate.

  • DongYing Freet Petroleum Mechanical & Equipment Co., Ltd.

    Dongying City · Shandong · People's Republic of China
    Source status: Active1 certificate record

    Products and scope listed on the certificates

    Pumping Unit Structure

    Certification standards: API-11E

    View details
    View 1 certificate record
    • 11E-0073API-11E

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Pumping Unit Structure

  • Dongying Heli Petroleum Machinery Co., Ltd.

    Dongying City · Shandong · People's Republic of China
    Source status: Active3 certificate records

    Products and scope listed on the certificates

    Casing & Tubing Threads; Casing or Tubing Pup Joints; Casing or Tubing Couplings; Tool Joint

    Certification standards: API-5B; API-5CT; API-5DP

    View details
    View 3 certificate records
    • 5B-0453API-5B

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Casing & Tubing Threads

    • 5CT-0881API-5CT

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Casing or Tubing Pup Joints; Casing or Tubing Couplings

    • 5DP-0292API-5DP

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Tool Joint

  • DongYing HuaChen Petroleum Equipment Co.,Ltd.

    Dong Ying City · Shandong · People's Republic of China
    Source status: Active4 certificate records

    Products and scope listed on the certificates

    Sucker Rod Couplings; Rigid Choke and Kill Lines; Casing and Tubing Heads; Blind and Test Flanges; Tees and Crosses; Mandrel-Type Hangers; Gate, Ball, Plug Valves

    Certification standards: API-11B; API-16C; API-6A; API Spec Q1, 10th Edition

    View details
    View 4 certificate records
    • 11B-0171API-11B

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Sucker Rod Couplings

    • 16C-0521API-16C

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Rigid Choke and Kill Lines

    • 6A-2234API-6A

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Casing and Tubing Heads; Blind and Test Flanges; Tees and Crosses; Mandrel-Type Hangers; Gate, Ball, Plug Valves

    • Q1-4576API Spec Q1, 10th Edition

      System or program certificationSource status: Active

      Effective
      Expires
      Source status changed

      Product scope was not provided; check the certificate.

  • DONGYING JINDAO STEEL PIPE CO. LTD.

    Dongying · Shandong · People's Republic of China
    Source status: Active1 certificate record

    Products and scope listed on the certificates

    Line Pipe Plain End at PSL 2; Line Pipe Plain End at PSL 1

    Certification standards: API-5L

    View details
    View 1 certificate record
    • 5L-0837API-5L

      Product licenceSource status: Active

      Effective
      Expires
      Source status changed

      Line Pipe Plain End at PSL 2; Line Pipe Plain End at PSL 1

OFMP organizes public certificate records and is not API or a certifying body. Before purchasing, check the listed site, product scope and actual supply capability. Active members can view available contact details in supplier profiles.

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