SHENGLI
SHENGLI is the domestic first helical welded pipe manufacturer who has simultaneously passed the certification of ISO9001 quality management system, ISO14001 environment management system, and GB/T28001 occupation health safety management system. These SAWL steel pipe certificates are issued by China Classification Society Quality Certification Company and UKAS (United Kingdom Accreditation Service).

Meanwhile, we also own China Special Equipment (Pressure Piping) Manufacturing License, and API (American Petroleum Institute) Logo Use License.

  • API (American Petroleum
    Institute)
  • Special Equipment
    Manufacturing License
  • Laboratory Accreditation
    Certificate (CNAS)
  • ISO9001 Quality Management
    System Certificate (CNAS)
  • ISO9001 Quality Management
    System Certificate (UKAS)
  • ISO14001 Environment
    Management System
  • OHS Management System
    Certificate

Shengli Xianggang
In addition to China Special Equipment (Pressure Piping) Manufacturing License, and API (American Petroleum Institute) Logo Use License, Hunan Shengli Xianggang Steel Pipe Co., Ltd. also owns ISO9001 quality management system, ISO14001 environment management system, and GB/T28001 occupation health safety management system certificates issued by China Classification Society Quality Certification Company. All our submerged arc welding pipes are tried-and-true.

  • Certificate of Authority to Use
    the Official API Monogram
  • Manufacturing License of
    Special Equipment (Pressure
    Piping Elements)
  • Quality Management System
    Certificate
  • Environment Management
    System Certificate
  • Occupational Health and Safety
    Management System
    Certificate

    Shandong Shengli Steel Pipe Co., Ltd.
    Add.: Zhongbu Town, Zhangdian District, Zibo, Shandong Province, P.R. China
    Fax: +86-533-3081462
    Tel.:
    For SAWH Steel Pipe: +86-18816160986 / +86-533-2272391 (Manager Yao)
    For SAWL Steel Pipe: +86-18163909185 (Manager Deng) / +86-18163909163(Manager Zhang)