The standard requirements for natural gas transportation pipelines vary across different countries and regions and are usually governed by regulatory bodies or industry standards organizations. Here are some examples of standard requirements for natural gas transportation pipelines in a few countries:

United States (US):

PHMSA Regulations: The Pipeline and Hazardous Materials Safety Administration (PHMSA) in the US sets regulations for pipeline safety and integrity.

ASME B31.8: The American Society of Mechanical Engineers (ASME) B31.8 standard provides guidelines for gas transmission and distribution piping systems.

API 5L: The American Petroleum Institute (API) standard covers the requirements for line pipe used in the transportation of oil and natural gas.

Canada:

CSA Z662: The Canadian Standards Association (CSA) Z662 standard outlines the requirements for oil and gas pipeline systems in Canada, covering design, construction, operation, and maintenance.

NEB Regulations: The National Energy Board (NEB) sets regulations for the safety and security of pipelines in Canada.

European Union:

EN 1594: This European standard specifies requirements for the design and testing of steel pipelines for the transport of gas and other fluids.

EU Gas Directive: The Gas Directive sets rules for the internal gas market within the European Union, including regulations for gas infrastructure and pipelines.

Australia:

AS 2885: The Australian Standard AS 2885 series covers the design, construction, and operation of gas and liquid petroleum pipelines in Australia.

NOPSEMA Regulations: The National Offshore Petroleum Safety and Environmental Management Authority (NOPSEMA) sets regulations for offshore pipelines in Australian waters.

Russia:

GOST Standards: In Russia, pipelines for natural gas transportation are governed by various GOST (Russian National Standards) standards, such as GOST 8732 for seamless pipes and GOST 10704 for welded pipes.

Technical Regulations of the Customs Union (TR CU): These regulations cover the safety requirements for gas pipelines in the member countries of the Eurasian Economic Union, including Russia.

China:

GB/T Standards: In China, natural gas transportation pipelines are guided by various national standards, such as GB/T 9711 for oil and gas industry pipelines and GB 50251 for design and construction of gas pipelines.

State Administration for Market Regulation (SAMR): The SAMR oversees the implementation and compliance of standards for gas pipelines in China.

Brazil:

ABNT NBR Standards: The Brazilian Association of Technical Standards (ABNT) establishes standards for pipelines, including ABNT NBR 12712 for gas pipelines and ABNT NBR 15200 for gas distribution systems.

India:

IS Standards: The Bureau of Indian Standards (BIS) implements standards for pipelines in India, such as IS 12065 for cross-country natural gas pipelines and IS 15663 for city gas distribution networks.

United Kingdom:

IGEM Standards: The Institution of Gas Engineers & Managers (IGEM) sets standards for the gas industry in the UK, including specifications for gas pipelines and distribution networks.

Saudi Arabia:

SASO Standards: The Saudi Standards, Metrology and Quality Organization (SASO) establishes standards for pipelines and gas distribution systems in Saudi Arabia, ensuring compliance with safety and quality requirements.

Nigeria:

SON Standards: The Standards Organization of Nigeria (SON) sets standards for pipelines in Nigeria, including requirements for the design, construction, and operation of natural gas transportation systems.

Japan:

JIS Standards: The Japanese Industrial Standards (JIS) specify requirements for gas pipelines in Japan, ensuring the safety and reliability of natural gas transportation infrastructure.

South Africa:

SANS Standards: The South African National Standards (SANS) institute standards for pipelines, including requirements for natural gas transmission and distribution systems.

Mexico:

NOM Standards: The Mexican Official Standards (NOM) establish regulations for pipelines and gas distribution networks in Mexico, ensuring compliance with safety and quality standards.

Argentina:

IRAM Standards: The Instituto Argentino de Normalización y Certificación (IRAM) establishes standards for gas pipelines in Argentina, ensuring compliance with safety and quality regulations.

Norway:

NORSOK Standards: The Norwegian Technology Standards Institution (NORSOK) sets standards for the oil and gas industry, including requirements for pipelines used in natural gas transportation.

Qatar:

QCS Standards: The Qatar General Organization for Standardization (QGOS) implements Qatar Construction Specifications (QCS) for pipelines, ensuring the integrity and safety of gas transport systems.

UAE:

ADNOC Standards: The Abu Dhabi National Oil Company (ADNOC) sets standards for pipelines used in the United Arab Emirates, ensuring compliance with safety and quality requirements.

Malaysia:

CIDB Standards: The Construction Industry Development Board (CIDB) in Malaysia establishes standards for pipelines in the construction industry, including those used for natural gas transportation.

Colombia:

ICONTEC Standards: The Instituto Colombiano de Normas Técnicas y Certificación (ICONTEC) develops standards for pipelines in Colombia, including regulations for gas transmission and distribution networks.

Kazakhstan:

GOST-K Standards: Kazakhstan adopts Russian GOST-K standards for pipelines used in the transportation of natural gas, ensuring consistency and compliance with safety regulations.

South Korea:

KS Standards: The Korean Standards Association (KSA) sets standards for gas pipelines in South Korea, ensuring quality and safety in natural gas transportation infrastructure.

These standards are vital for ensuring the reliability, safety, and environmental sustainability of natural gas transportation pipelines in different countries, helping to maintain the integrity of the infrastructure and protect public safety and the environment. Compliance with these standards is essential for operators, manufacturers, and regulators involved in the natural gas industry worldwide.