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Steel Pipe Knowledge (Part 4)

Standards referred to as”

There are many standards for Steel products in the United States, mainly including the following:

ANSI American national standard

AISI American Institute of Iron and Steel standards

ASTM Standard of American Society for Materials and Testing

ASME Standard

AMS Aerospace Material Specification (one of the most commonly used materials specifications in the US aerospace industry, developed by SAE)

API American Petroleum Institute standard

AWS AWS Standards

SAE SAE Society of Motor Engineers standard

MIL Us Military standard

QQ us federal government standard

Standardized abbreviation for other countries

ISO: International Organization for Standardization

BSI: British Standards Institute

DIN: German Standard Association

AFNOR: French Association for Standardization

JIS: Japanese Industrial Standards Survey

EN: European standard

GB: Mandatory national standard of the People’s Republic of China

GB/T: Recommended national standard of the People’s Republic of China

GB/Z: National Standardization Guidance technical document of the People’s Republic of China

Commonly used abbreviations

SMLS: Seamless stainless Steel pipe

ERW: Electric Resistance welding

EFW: Electric-fusion welded

SAW: Submerged Arc Welding

SAWL: Longitudinal submerged arc welding Longitude

SAWH: Transverse submerged arc welding

SS: stainless steel

Commonly used end connection

Joseph t. : plain end flat

B.E. : Beveled end slope

Thread end Thread

BW: Butt welded end

Cap Cap

NPT: National pipe thread


Post time: Nov-23-2021