Metals Abbreviations and Acronyms

	A	B
1	Abbreviation	Definition
2	AA	Aluminum Association
3	AZ	Aluminized
4	AAR	Association of American Railroads
5	ABS	American Bureau of Shipbuilding
6	ACD	Annealed and Cold Drawn
7	ACDQ	Accelerated Cooling Direct Quench
8	ACI	Alloy Casting Institute
9	ADI	Austempered Ductile Iron
10	AFNOR	Association Francaise de Normalisation
11	AGA	American Gas Association
12	AHSS	Advanced High Strength Steel
13	AISI	American Iron and Steel Institute
14	AMS	Aerospace Materials Specifications
15	AOD	Argon Oxygen Decarburization
16	API	American Petroleum Institute
17	AQ	Aircraft Quality
18	AREA	American Railway Engineering Association
19	ASCE	American Society of Civil Engineers
20	ASIE	American Society of Industrial Engineers
21	ASM	American Society for Metals (now ASM International)
22	ASME	American Society of Mechanical Engineers
23	ASQ	Aircraft Structural Quality
24	ASQ	Axle Shaft Quality
25	ASTM	American Society for Testing and Materials
26	AWWA	American Water Works Association
27	BH	Bake Hardenable (Steel)
28	BSI	British Standards Institute
29	BSSA	British Stainless Steel Association
30	CD	Cold Drawn
31	CDA	Copper Development Association
32	CERF	Civil Engineering Research Foundation
33	CF	Cold Formed or Cold Finished
34	CHQ	Cold Heading Quality
35	COF	Coefficient of Friction
36	CQ	Commercial Quality
37	CR	Cold Rolled
38	CRES	Corrosion REsistant Steel
39	CS	Commercial Steel
40	CSA	Canadian Standards Associates
41	CTE	Coefficient of Thermal Expansion
42	CVD	Chemical Vapor Deposition
43	CW	Cold Worked
44	CW	Cold Worked
45	D Steel	Dual Phase Steel
46	DA	Duplex Annealed
47	DDQ	Deep Drawing Quality
48	DDS	Deep Drawing Steel
49	DIN	Deutches Institut für Normung
50	DIPRA	Ductile Iron Pipe Research Association
51	DIS	Ductile Iron Society
52	DMLS	Direct Metal Laser Sintering (Rapid Protoyping/3D Printing Technique)
53	DOE	Department of Energy (US Government)
54	DQ	Drawing Quality
55	DQSK	Drawing Quality Special Killed
56	DR	Dent Resistant (Steel)
57	DS	Drawing Steel
58	EDDQ	Extra Deep Drawing Quality
59	EDDS	Extra Deep Drawing Steel
60	ELI	Extra Low Interstitial
61	EMI	Electromagnetic Interference
62	EPA	Environmental Protection Agency (US Government)
63	ERW	Electrical Resistance Welding
64	ESCR	Environmental Stress Cracking Resistance
65	ESR	Electroslag Remelting
66	FDA	Food and Drug Administration (US Government)
67	FED	Federal Specification Number
68	FM	Factory Mutual
69	Frg	Forging
70	GMAW	Gas Metal Arc Welding
71	GP	General Purpose
72	GA, GV, GALV	Galvanized
73	EG	Electro Galvanized
74	HDG	Hot-Dip Galvanized
75	GP	Painted Galvanized
76	GN	Galvannealed
77	GL	Galvalume
78	GLUM	Galvalume
79	GLP	Painted Galvalume
80	GTAW	Gas Tungsten Arc Welding
81	HAZ	Heat Affected Zone (welding/joining)
82	HB	Brinell Hardness Number
83	HE	Hot Extruded
84	HF	Hot Finished
85	HIP	Hot Isostatic Pressing
86	HR	Hot Rolled
87	HRC	Hot Rolled Coil
88	HRPD	Hot Rolled, Pickled and Dry
89	HRA	Rockwell A Hardness Number
90	HRB	Rockwell B Hardness Number
91	HRC	Rockwell C Hardness Number
92	HRPO	Hot Rolled, Pickled and Oiled
93	HSLA	High Strength Low Alloy (Steel)
94	HSS	Hollow Structural Steel
95	HT	Heat Treated
96	HV	Vickers Hardness
97	HW	Hot Worked or Hot Wrought
98	ISO	International Standards Organization
99	JIS	Japan Industrial Standard
100	ksi	1000 pounds per square inch (kilo-psi)