malleable_cast_iron_forged_steel_and_nipple_standards_and_specifications
NACE -TM0177-96
Function of Fittings-Parker
Swagelock Fittings
WB1226~FundamentalsOfRockwellHardness Testing
Crossby-HseriesCatalog420
Voss Fittings.pdf
DIN EN 1563e 2005-10
Incoloy Alloy 020[1]
Spring Supplement Designers g
Engineering Tech Data.