BSI BS ISO 15649 Petroleum and Natural Gas Industries - Piping
Список продуктов
Данный раздел/документ содержится в продуктах:
Данный раздел/документ содержится в продуктах:
- Техэксперт: Машиностроительный комплекс
- Картотека зарубежных и международных стандартов
- ISO 13849-1 CORR 1 Safety of machinery — Safety-related parts of control systems — Part 1: General principles for design TECHNICAL CORRIGENDUM 1 - Second Edition
- BSI BS EN 60825-4 + A2 Safety of laser products - Part 4: Laser guards - AMD: May 31, 2010; AMD: July 31, 2011
- BSI BS EN ISO 13849-1 Safety of machinery - Safety-related parts of control systems Part 1: General principles for design - CORR: August 31, 2010
- BSI BS EN 60204-1 + A1 Safety of machinery. Electrical equipment of machines. Part 1: General requirements - AMD: April 30, 2009; CORR: May 31, 2010
- BSI BS EN 1012-1 Compressors and vacuum pumps - Safety requirements Part 1: Air compressors
- BSI BS EN ISO 14122-3 + A1 Safety of machinery - Permanent means of access to machinery - Part 3: Stairways, stepladders and guard-rails - AMD: August 31, 2010
- BSI BS EN 1846-2 + A1 Firefighting and rescue service vehicles Part 2: Common requirements - Safety and performance - CORR: November 30, 2010; AMD: August 31, 2013
- BSI BS EN 953 + A1 Safety of machinery - Guards - General requirements for the design and construction of fixed and movable guards - AMD: April 30, 2009
- CEN EN 626-1 Safety of machinery - Reduction of risks to health from hazardous substances emitted by machinery - Part 1: Principles and specifications for machinery manufacturers - Incorporates Amendment A1: 2008
- DIN EN 1012-1 Compressors and vacuum pumps - Safety requirements - Part 1: Air compressors
- CEN EN ISO 14122-2 Safety of machinery - Permanent means of access to machinery - Part 2: Working platforms and walkways - Incorporates Amendment A1: 2010
- DIN EN 1012-3 Compressors and vacuum pumps - Safety requirements - Part 3: Process compressors
- CEN EN ISO 13850 Safety of machinery - Emergency stop - Principles for design
- SNV SN EN 809+A1 Pumps and pump units for liquids - Common safety requirements
- CEN EN ISO 5199 Technical Specifications for Centrifugal Pumps - Class II
- SNV SN EN 809+A1 Pumps and pump units for liquids - Common safety requirements
- CEN EN ISO 13850 Safety of machinery - Emergency stop - Principles for design
- DIN EN 1012-3 Compressors and vacuum pumps - Safety requirements - Part 3: Process compressors
- CEN EN ISO 14122-2 Safety of machinery - Permanent means of access to machinery - Part 2: Working platforms and walkways - Incorporates Amendment A1: 2010
- DIN EN 1012-1 Compressors and vacuum pumps - Safety requirements - Part 1: Air compressors
- CEN EN 626-1 Safety of machinery - Reduction of risks to health from hazardous substances emitted by machinery - Part 1: Principles and specifications for machinery manufacturers - Incorporates Amendment A1: 2008
- BSI BS EN 953 + A1 Safety of machinery - Guards - General requirements for the design and construction of fixed and movable guards - AMD: April 30, 2009
- BSI BS EN 1846-2 + A1 Firefighting and rescue service vehicles Part 2: Common requirements - Safety and performance - CORR: November 30, 2010; AMD: August 31, 2013
- BSI BS EN ISO 14122-3 + A1 Safety of machinery - Permanent means of access to machinery - Part 3: Stairways, stepladders and guard-rails - AMD: August 31, 2010
- BSI BS EN 1012-1 Compressors and vacuum pumps - Safety requirements Part 1: Air compressors
- BSI BS EN 60204-1 + A1 Safety of machinery. Electrical equipment of machines. Part 1: General requirements - AMD: April 30, 2009; CORR: May 31, 2010
- BSI BS EN ISO 13849-1 Safety of machinery - Safety-related parts of control systems Part 1: General principles for design - CORR: August 31, 2010
- BSI BS EN 60825-4 + A2 Safety of laser products - Part 4: Laser guards - AMD: May 31, 2010; AMD: July 31, 2011
- BSI BS EN 60825-4 + A2 Safety of laser products - Part 4: Laser guards - AMD: May 31, 2010; AMD: July 31, 2011
- BSI BS EN ISO 13849-1 Safety of machinery - Safety-related parts of control systems Part 1: General principles for design - CORR: August 31, 2010
- BSI BS EN 60204-1 + A1 Safety of machinery. Electrical equipment of machines. Part 1: General requirements - AMD: April 30, 2009; CORR: May 31, 2010
- BSI BS EN 1012-1 Compressors and vacuum pumps - Safety requirements Part 1: Air compressors
- BSI BS EN ISO 14122-3 + A1 Safety of machinery - Permanent means of access to machinery - Part 3: Stairways, stepladders and guard-rails - AMD: August 31, 2010
- BSI BS EN 1846-2 + A1 Firefighting and rescue service vehicles Part 2: Common requirements - Safety and performance - CORR: November 30, 2010; AMD: August 31, 2013
- BSI BS EN 953 + A1 Safety of machinery - Guards - General requirements for the design and construction of fixed and movable guards - AMD: April 30, 2009
- CEN EN 626-1 Safety of machinery - Reduction of risks to health from hazardous substances emitted by machinery - Part 1: Principles and specifications for machinery manufacturers - Incorporates Amendment A1: 2008
- DIN EN 1012-1 Compressors and vacuum pumps - Safety requirements - Part 1: Air compressors
- CEN EN ISO 14122-2 Safety of machinery - Permanent means of access to machinery - Part 2: Working platforms and walkways - Incorporates Amendment A1: 2010
- DIN EN 1012-3 Compressors and vacuum pumps - Safety requirements - Part 3: Process compressors
- CEN EN ISO 13850 Safety of machinery - Emergency stop - Principles for design
- SNV SN EN 809+A1 Pumps and pump units for liquids - Common safety requirements
- CEN EN ISO 5199 Technical Specifications for Centrifugal Pumps - Class II
- SNV SN EN 809+A1 Pumps and pump units for liquids - Common safety requirements
- CEN EN ISO 13850 Safety of machinery - Emergency stop - Principles for design
- DIN EN 1012-3 Compressors and vacuum pumps - Safety requirements - Part 3: Process compressors
- CEN EN ISO 14122-2 Safety of machinery - Permanent means of access to machinery - Part 2: Working platforms and walkways - Incorporates Amendment A1: 2010
- DIN EN 1012-1 Compressors and vacuum pumps - Safety requirements - Part 1: Air compressors
- CEN EN 626-1 Safety of machinery - Reduction of risks to health from hazardous substances emitted by machinery - Part 1: Principles and specifications for machinery manufacturers - Incorporates Amendment A1: 2008
- BSI BS EN 953 + A1 Safety of machinery - Guards - General requirements for the design and construction of fixed and movable guards - AMD: April 30, 2009
- BSI BS EN 1846-2 + A1 Firefighting and rescue service vehicles Part 2: Common requirements - Safety and performance - CORR: November 30, 2010; AMD: August 31, 2013
- BSI BS EN ISO 14122-3 + A1 Safety of machinery - Permanent means of access to machinery - Part 3: Stairways, stepladders and guard-rails - AMD: August 31, 2010
- BSI BS EN 1012-1 Compressors and vacuum pumps - Safety requirements Part 1: Air compressors
- BSI BS EN 60204-1 + A1 Safety of machinery. Electrical equipment of machines. Part 1: General requirements - AMD: April 30, 2009; CORR: May 31, 2010
- BSI BS EN ISO 13849-1 Safety of machinery - Safety-related parts of control systems Part 1: General principles for design - CORR: August 31, 2010
- BSI BS EN ISO 13849-1 Safety of machinery - Safety-related parts of control systems Part 1: General principles for design - CORR: August 31, 2010
- BSI BS EN 60204-1 + A1 Safety of machinery. Electrical equipment of machines. Part 1: General requirements - AMD: April 30, 2009; CORR: May 31, 2010
- BSI BS EN 1012-1 Compressors and vacuum pumps - Safety requirements Part 1: Air compressors
- BSI BS EN ISO 14122-3 + A1 Safety of machinery - Permanent means of access to machinery - Part 3: Stairways, stepladders and guard-rails - AMD: August 31, 2010
- BSI BS EN 1846-2 + A1 Firefighting and rescue service vehicles Part 2: Common requirements - Safety and performance - CORR: November 30, 2010; AMD: August 31, 2013
- BSI BS EN 953 + A1 Safety of machinery - Guards - General requirements for the design and construction of fixed and movable guards - AMD: April 30, 2009
- CEN EN 626-1 Safety of machinery - Reduction of risks to health from hazardous substances emitted by machinery - Part 1: Principles and specifications for machinery manufacturers - Incorporates Amendment A1: 2008
- DIN EN 1012-1 Compressors and vacuum pumps - Safety requirements - Part 1: Air compressors
- CEN EN ISO 14122-2 Safety of machinery - Permanent means of access to machinery - Part 2: Working platforms and walkways - Incorporates Amendment A1: 2010
- DIN EN 1012-3 Compressors and vacuum pumps - Safety requirements - Part 3: Process compressors
- CEN EN ISO 13850 Safety of machinery - Emergency stop - Principles for design
- SNV SN EN 809+A1 Pumps and pump units for liquids - Common safety requirements
- CEN EN ISO 5199 Technical Specifications for Centrifugal Pumps - Class II
- SNV SN EN 809+A1 Pumps and pump units for liquids - Common safety requirements
- CEN EN ISO 13850 Safety of machinery - Emergency stop - Principles for design
- DIN EN 1012-3 Compressors and vacuum pumps - Safety requirements - Part 3: Process compressors
- CEN EN ISO 14122-2 Safety of machinery - Permanent means of access to machinery - Part 2: Working platforms and walkways - Incorporates Amendment A1: 2010
- DIN EN 1012-1 Compressors and vacuum pumps - Safety requirements - Part 1: Air compressors
- CEN EN 626-1 Safety of machinery - Reduction of risks to health from hazardous substances emitted by machinery - Part 1: Principles and specifications for machinery manufacturers - Incorporates Amendment A1: 2008
- BSI BS EN 953 + A1 Safety of machinery - Guards - General requirements for the design and construction of fixed and movable guards - AMD: April 30, 2009
- BSI BS EN 1846-2 + A1 Firefighting and rescue service vehicles Part 2: Common requirements - Safety and performance - CORR: November 30, 2010; AMD: August 31, 2013
- BSI BS EN ISO 14122-3 + A1 Safety of machinery - Permanent means of access to machinery - Part 3: Stairways, stepladders and guard-rails - AMD: August 31, 2010
- BSI BS EN 1012-1 Compressors and vacuum pumps - Safety requirements Part 1: Air compressors
- BSI BS EN 60204-1 + A1 Safety of machinery. Electrical equipment of machines. Part 1: General requirements - AMD: April 30, 2009; CORR: May 31, 2010
- BSI BS EN 1012-1 Compressors and vacuum pumps - Safety requirements Part 1: Air compressors
- BSI BS EN ISO 14122-3 + A1 Safety of machinery - Permanent means of access to machinery - Part 3: Stairways, stepladders and guard-rails - AMD: August 31, 2010
- BSI BS EN 1846-2 + A1 Firefighting and rescue service vehicles Part 2: Common requirements - Safety and performance - CORR: November 30, 2010; AMD: August 31, 2013
- BSI BS EN 953 + A1 Safety of machinery - Guards - General requirements for the design and construction of fixed and movable guards - AMD: April 30, 2009
- CEN EN 626-1 Safety of machinery - Reduction of risks to health from hazardous substances emitted by machinery - Part 1: Principles and specifications for machinery manufacturers - Incorporates Amendment A1: 2008
- DIN EN 1012-1 Compressors and vacuum pumps - Safety requirements - Part 1: Air compressors
- CEN EN ISO 14122-2 Safety of machinery - Permanent means of access to machinery - Part 2: Working platforms and walkways - Incorporates Amendment A1: 2010
- DIN EN 1012-3 Compressors and vacuum pumps - Safety requirements - Part 3: Process compressors
- CEN EN ISO 13850 Safety of machinery - Emergency stop - Principles for design
- SNV SN EN 809+A1 Pumps and pump units for liquids - Common safety requirements
- CEN EN ISO 5199 Technical Specifications for Centrifugal Pumps - Class II
- SNV SN EN 809+A1 Pumps and pump units for liquids - Common safety requirements
- CEN EN ISO 13850 Safety of machinery - Emergency stop - Principles for design
- DIN EN 1012-3 Compressors and vacuum pumps - Safety requirements - Part 3: Process compressors
- CEN EN ISO 14122-2 Safety of machinery - Permanent means of access to machinery - Part 2: Working platforms and walkways - Incorporates Amendment A1: 2010
- DIN EN 1012-1 Compressors and vacuum pumps - Safety requirements - Part 1: Air compressors
- CEN EN 626-1 Safety of machinery - Reduction of risks to health from hazardous substances emitted by machinery - Part 1: Principles and specifications for machinery manufacturers - Incorporates Amendment A1: 2008
- BSI BS EN 953 + A1 Safety of machinery - Guards - General requirements for the design and construction of fixed and movable guards - AMD: April 30, 2009
- BSI BS EN 1846-2 + A1 Firefighting and rescue service vehicles Part 2: Common requirements - Safety and performance - CORR: November 30, 2010; AMD: August 31, 2013
- BSI BS EN ISO 14122-3 + A1 Safety of machinery - Permanent means of access to machinery - Part 3: Stairways, stepladders and guard-rails - AMD: August 31, 2010
- BSI BS EN ISO 14122-3 + A1 Safety of machinery - Permanent means of access to machinery - Part 3: Stairways, stepladders and guard-rails - AMD: August 31, 2010
- BSI BS EN 1846-2 + A1 Firefighting and rescue service vehicles Part 2: Common requirements - Safety and performance - CORR: November 30, 2010; AMD: August 31, 2013
- BSI BS EN 953 + A1 Safety of machinery - Guards - General requirements for the design and construction of fixed and movable guards - AMD: April 30, 2009
- CEN EN 626-1 Safety of machinery - Reduction of risks to health from hazardous substances emitted by machinery - Part 1: Principles and specifications for machinery manufacturers - Incorporates Amendment A1: 2008
- DIN EN 1012-1 Compressors and vacuum pumps - Safety requirements - Part 1: Air compressors
- CEN EN ISO 14122-2 Safety of machinery - Permanent means of access to machinery - Part 2: Working platforms and walkways - Incorporates Amendment A1: 2010
- DIN EN 1012-3 Compressors and vacuum pumps - Safety requirements - Part 3: Process compressors
- CEN EN ISO 13850 Safety of machinery - Emergency stop - Principles for design
- SNV SN EN 809+A1 Pumps and pump units for liquids - Common safety requirements
- CEN EN ISO 5199 Technical Specifications for Centrifugal Pumps - Class II
- SNV SN EN 809+A1 Pumps and pump units for liquids - Common safety requirements
- CEN EN ISO 13850 Safety of machinery - Emergency stop - Principles for design
- DIN EN 1012-3 Compressors and vacuum pumps - Safety requirements - Part 3: Process compressors
- CEN EN ISO 14122-2 Safety of machinery - Permanent means of access to machinery - Part 2: Working platforms and walkways - Incorporates Amendment A1: 2010
- DIN EN 1012-1 Compressors and vacuum pumps - Safety requirements - Part 1: Air compressors
- CEN EN 626-1 Safety of machinery - Reduction of risks to health from hazardous substances emitted by machinery - Part 1: Principles and specifications for machinery manufacturers - Incorporates Amendment A1: 2008
- BSI BS EN 953 + A1 Safety of machinery - Guards - General requirements for the design and construction of fixed and movable guards - AMD: April 30, 2009
- BSI BS EN 1846-2 + A1 Firefighting and rescue service vehicles Part 2: Common requirements - Safety and performance - CORR: November 30, 2010; AMD: August 31, 2013
- BSI BS EN 1846-2 + A1 Firefighting and rescue service vehicles Part 2: Common requirements - Safety and performance - CORR: November 30, 2010; AMD: August 31, 2013
- BSI BS EN 953 + A1 Safety of machinery - Guards - General requirements for the design and construction of fixed and movable guards - AMD: April 30, 2009
- CEN EN 626-1 Safety of machinery - Reduction of risks to health from hazardous substances emitted by machinery - Part 1: Principles and specifications for machinery manufacturers - Incorporates Amendment A1: 2008
- DIN EN 1012-1 Compressors and vacuum pumps - Safety requirements - Part 1: Air compressors
- CEN EN ISO 14122-2 Safety of machinery - Permanent means of access to machinery - Part 2: Working platforms and walkways - Incorporates Amendment A1: 2010
- DIN EN 1012-3 Compressors and vacuum pumps - Safety requirements - Part 3: Process compressors
- CEN EN ISO 13850 Safety of machinery - Emergency stop - Principles for design
- SNV SN EN 809+A1 Pumps and pump units for liquids - Common safety requirements
- CEN EN ISO 5199 Technical Specifications for Centrifugal Pumps - Class II
- SNV SN EN 809+A1 Pumps and pump units for liquids - Common safety requirements
- CEN EN ISO 13850 Safety of machinery - Emergency stop - Principles for design
- DIN EN 1012-3 Compressors and vacuum pumps - Safety requirements - Part 3: Process compressors
- CEN EN ISO 14122-2 Safety of machinery - Permanent means of access to machinery - Part 2: Working platforms and walkways - Incorporates Amendment A1: 2010
- DIN EN 1012-1 Compressors and vacuum pumps - Safety requirements - Part 1: Air compressors
- CEN EN 626-1 Safety of machinery - Reduction of risks to health from hazardous substances emitted by machinery - Part 1: Principles and specifications for machinery manufacturers - Incorporates Amendment A1: 2008
- BSI BS EN 953 + A1 Safety of machinery - Guards - General requirements for the design and construction of fixed and movable guards - AMD: April 30, 2009
- BSI BS EN 953 + A1 Safety of machinery - Guards - General requirements for the design and construction of fixed and movable guards - AMD: April 30, 2009
- CEN EN 626-1 Safety of machinery - Reduction of risks to health from hazardous substances emitted by machinery - Part 1: Principles and specifications for machinery manufacturers - Incorporates Amendment A1: 2008
- DIN EN 1012-1 Compressors and vacuum pumps - Safety requirements - Part 1: Air compressors
- CEN EN ISO 14122-2 Safety of machinery - Permanent means of access to machinery - Part 2: Working platforms and walkways - Incorporates Amendment A1: 2010
- DIN EN 1012-3 Compressors and vacuum pumps - Safety requirements - Part 3: Process compressors
- CEN EN ISO 13850 Safety of machinery - Emergency stop - Principles for design
- SNV SN EN 809+A1 Pumps and pump units for liquids - Common safety requirements
- CEN EN ISO 5199 Technical Specifications for Centrifugal Pumps - Class II
- SNV SN EN 809+A1 Pumps and pump units for liquids - Common safety requirements
- CEN EN ISO 13850 Safety of machinery - Emergency stop - Principles for design
- DIN EN 1012-3 Compressors and vacuum pumps - Safety requirements - Part 3: Process compressors
- CEN EN ISO 14122-2 Safety of machinery - Permanent means of access to machinery - Part 2: Working platforms and walkways - Incorporates Amendment A1: 2010
- DIN EN 1012-1 Compressors and vacuum pumps - Safety requirements - Part 1: Air compressors
- CEN EN 626-1 Safety of machinery - Reduction of risks to health from hazardous substances emitted by machinery - Part 1: Principles and specifications for machinery manufacturers - Incorporates Amendment A1: 2008
- CEN EN 626-1 Safety of machinery - Reduction of risks to health from hazardous substances emitted by machinery - Part 1: Principles and specifications for machinery manufacturers - Incorporates Amendment A1: 2008
- DIN EN 1012-1 Compressors and vacuum pumps - Safety requirements - Part 1: Air compressors
- CEN EN ISO 14122-2 Safety of machinery - Permanent means of access to machinery - Part 2: Working platforms and walkways - Incorporates Amendment A1: 2010
- DIN EN 1012-3 Compressors and vacuum pumps - Safety requirements - Part 3: Process compressors
- CEN EN ISO 13850 Safety of machinery - Emergency stop - Principles for design
- SNV SN EN 809+A1 Pumps and pump units for liquids - Common safety requirements
- CEN EN ISO 5199 Technical Specifications for Centrifugal Pumps - Class II
- SNV SN EN 809+A1 Pumps and pump units for liquids - Common safety requirements
- CEN EN ISO 13850 Safety of machinery - Emergency stop - Principles for design
- DIN EN 1012-3 Compressors and vacuum pumps - Safety requirements - Part 3: Process compressors
- CEN EN ISO 14122-2 Safety of machinery - Permanent means of access to machinery - Part 2: Working platforms and walkways - Incorporates Amendment A1: 2010
- DIN EN 1012-1 Compressors and vacuum pumps - Safety requirements - Part 1: Air compressors
- DIN EN 1012-1 Compressors and vacuum pumps - Safety requirements - Part 1: Air compressors
- CEN EN ISO 14122-2 Safety of machinery - Permanent means of access to machinery - Part 2: Working platforms and walkways - Incorporates Amendment A1: 2010
- DIN EN 1012-3 Compressors and vacuum pumps - Safety requirements - Part 3: Process compressors
- CEN EN ISO 13850 Safety of machinery - Emergency stop - Principles for design
- SNV SN EN 809+A1 Pumps and pump units for liquids - Common safety requirements
- CEN EN ISO 5199 Technical Specifications for Centrifugal Pumps - Class II
- SNV SN EN 809+A1 Pumps and pump units for liquids - Common safety requirements
- CEN EN ISO 13850 Safety of machinery - Emergency stop - Principles for design
- DIN EN 1012-3 Compressors and vacuum pumps - Safety requirements - Part 3: Process compressors
- CEN EN ISO 14122-2 Safety of machinery - Permanent means of access to machinery - Part 2: Working platforms and walkways - Incorporates Amendment A1: 2010
- CEN EN ISO 14122-2 Safety of machinery - Permanent means of access to machinery - Part 2: Working platforms and walkways - Incorporates Amendment A1: 2010
- DIN EN 1012-3 Compressors and vacuum pumps - Safety requirements - Part 3: Process compressors
- CEN EN ISO 13850 Safety of machinery - Emergency stop - Principles for design
- SNV SN EN 809+A1 Pumps and pump units for liquids - Common safety requirements
- CEN EN ISO 5199 Technical Specifications for Centrifugal Pumps - Class II
- SNV SN EN 809+A1 Pumps and pump units for liquids - Common safety requirements
- CEN EN ISO 13850 Safety of machinery - Emergency stop - Principles for design
- DIN EN 1012-3 Compressors and vacuum pumps - Safety requirements - Part 3: Process compressors
- DIN EN 1012-3 Compressors and vacuum pumps - Safety requirements - Part 3: Process compressors
- CEN EN ISO 13850 Safety of machinery - Emergency stop - Principles for design
- SNV SN EN 809+A1 Pumps and pump units for liquids - Common safety requirements
- CEN EN ISO 5199 Technical Specifications for Centrifugal Pumps - Class II
- SNV SN EN 809+A1 Pumps and pump units for liquids - Common safety requirements
- CEN EN ISO 13850 Safety of machinery - Emergency stop - Principles for design
- CEN EN ISO 13850 Safety of machinery - Emergency stop - Principles for design
- SNV SN EN 809+A1 Pumps and pump units for liquids - Common safety requirements
- CEN EN ISO 5199 Technical Specifications for Centrifugal Pumps - Class II
- SNV SN EN 809+A1 Pumps and pump units for liquids - Common safety requirements
- SNV SN EN 809+A1 Pumps and pump units for liquids - Common safety requirements
- CEN EN ISO 5199 Technical Specifications for Centrifugal Pumps - Class II
- CEN EN ISO 5199 Technical Specifications for Centrifugal Pumps - Class II
- ISO 2858 End-Suction Centrifugal Pumps (Rating 16 Bar) - Designation, Nominal Duty Point and Dimensions Second Edition; (CEN EN 22858: 1993)
- BSI BS ISO 3069 End-suction centrifugal pumps - Dimensions of cavities for mechanical seals and for soft packing
- BSI BS EN ISO 9908 + A1 Technical specifications for centrifugal pumps - Class III - AMD 9865: February 1998; AMD: July 31, 2011
- BSI BS ISO 7005-1 Pipe flanges Part 1: Steel flanges for industrial and general service piping systems
- ISO 13849-1 CORR 1 Safety of machinery — Safety-related parts of control systems — Part 1: General principles for design TECHNICAL CORRIGENDUM 1 - Second Edition
- Картотека зарубежных и международных стандартов
BSI BS ISO 15649 Petroleum and Natural Gas Industries - Piping
