各种缩写(包括焊材)

ANSI-- American National Standard Institute
API-- American Petroleum Institute
ASME-- American Society of Mechanical Engineers
ASTM-- American Society of Testing and Materials
ATM-- Atmosphere
BB-- Bolted Bonnet
BBE-- Beveled both Ends
BC-- Bolted Cover
BE-- Beveled End
BHN-- Brinell Hardness Number
BLE-- Beveled Large End
BOE-- Beveled One End
Br-- Bronze
BSE-- Beveled Small End
BW-- Butt Welding
CA-- Corrosion Allowance
CAS-- Cast Alloy Steel
CCS-- Cast Carbon Steel
CONC-- Co