BS 1640-3(1968) : 1968現行
SPECIFICATION FOR STEEL BUTT WELDING PIPE FITTINGS FOR THE PETROLEUM INDUSTRY - WROUGHT CARBON AND FERRITIC ALLOY STEEL FITTINGS - METRIC UNITS
出版：British Standards Institution
專家解讀視頻
基本信息
標準編號： BS 1640-3(1968) : 1968
發布時間：1968/1/1 0:00:00
標準類別：Standard
出版單位：British Standards Institution
標準頁數：22
標準簡介
Gives requirements for wrought seamless and fabricated carbon and ferritic alloy steel butt welding pipe fittings for petroleum industry and is in metric units. The following types of fittings are covered: 45 degree long radius elbows, 90 degree long and short radius elbows, 90 degree long radius tangent elbows, long and short radius return bends, equal and reducing tees, concentric and eccentric reducers, caps and lap joint stub ends. Excludes welding neck flanges which are covered in BS 1560 and BS 3293. Also lists information to be supplied by purchaser.
替代本標準的新標準
