Heavy Hex Head Bolts, Standard : DIN, ASTM

Bolt Diameter	D	F			C		H
	Body Diameter	Width Across Flats			Width Across Corners		Height
	Max	Basic	Max	Min	Max	Min	Basic	Max	Min
1⁄2	0.515	7⁄8	0.875	0.85	1.01	0.969	11⁄32	0.364	0.302
5⁄8	0.642	11⁄16	1.062	1.031	1.227	1.175	27⁄64	0.444	0.378
3⁄4	0.768	11⁄4	1.25	1.212	1.443	1.383	1⁄2	0.524	0.455
7⁄8	0.895	17⁄16	1.438	1.394	1.66	1.589	37⁄64	0.604	0.531
1	1.022	15⁄8	1.625	1.575	1.876	1.796	43⁄64	0.7	0.591
11⁄8	1.149	113⁄16	1.812	1.756	2.093	2.002	3⁄4	0.78	0.658
11⁄4	1.277	2	2	1.938	2.309	2.209	27⁄32	0.876	0.749
13⁄8	1.404	23⁄16	2.188	2.119	2.526	2.416	29⁄32	0.94	0.81
11⁄2	1.531	23⁄8	2.375	2.3	2.742	2.622	1	1.036	0.902
15⁄8	1.658	29⁄16	2.562	2.481	2.959	2.829	13⁄32	1.116	0.978
13⁄4	1.785	23⁄4	2.75	2.662	3.175	3.035	15⁄32	1.196	1.054
17⁄8	1.912	215⁄16	2.938	2.844	3.392	3.242	11⁄4	1.276	1.13
2	2.039	31⁄8	3.125	3.025	3.608	3.449	111⁄32	1.388	1.175
21⁄4	2.305	31⁄2	3.5	3.388	4.041	3.862	11⁄2	1.548	1.327
21⁄2	2.559	37⁄8	3.875	3.75	4.474	4.275	121⁄32	1.708	1.479

TORQUE VALUES FOR A307B HEAVY HEX BOLTS

Bolt Diameter	Minimum Clamp Load	Tightening Torque lb-ft
1/2	12000	100
5/8	19000	198
3/4	28, 000	350
7/8	39, 000	569
1	51, 000	850
1-1/8	56, 000	1, 050
1-1/4	71, 000	1, 479
1-3/8	85, 000	1, 948
1-1/2	103, 000	2, 575

TORQUE VALUES FOR A325 HEAVY HEX BOLTS

Bolt Diameter	Minimum Clamp Load	Tightening Torque lb-ft
1/2	12000	105
5/8	19000	210
3/4	28, 000	365
7/8	39, 000	595
1	51, 000	890
1-1/8	56, 000	1, 100
1-1/4	71, 000	1, 550
1-3/8	85, 000	2, 045
1-1/2	103, 000	2, 700

HEX HEAD PLUG SPECIFICATION

Material	Standards	Grades
Nickel Alloy Heavy Hex Head Bolts	ASTM / ASME SB 160 / 164 / 425 / 166 / 446 / 574 / 472	UNS 2200 (NICKEL 200) / UNS 2201 (NICKEL 201), UNS 4400 (MONEL 400), UNS 8825 (INCONEL 825), UNS 6600 (INCONEL 600) / UNS 6601 (INCONEL 601), UNS 6625 (INCONEL 625), UNS 10276 (HASTELLOY C 276), UNS 8020 (ALLOY 20 / 20 CB 3)
Stainless Steel Heavy Hex Head Bolts	ASTM / ASME A/SA 193 / 194	B 8 (304), B 8C (SS 347), B 8M (SS 316), B 8 T (SS 321), A 2, A 4
Alloy Steel Heavy Hex Head Bolts	ASTM / ASME A/SA 193 / 194 GR	B 6, B 7/ B 7M, B 16, 2, 2HM, 2H, GR 6, B 7, B 7M
Duplex Steel Heavy Hex Head Bolts	UNS NO. S 31803, S 32205	Range: M10 TO M100, LENGTH UPTO 5 METERS
Nonmetallic Materials:	Acrylic, Kel-F, Lexan, Polypropylene, Poly Vinyl Chloride, Teflon, Zytel 31, 101, 105
High-Temp Alloys	Discaloy, 19-9 DL, 16-25-6, A286, Titanium, Nimonic 80, Mulitmet, Haynes 25, Greek Ascalloy, Unitemp 252, Udimet 500, Rene 41, Inco 700, Inco 901, Hastelloy X, 235, Waspaloy, RA 330
Copper Base Alloys	Copper, Brasses: Yellow, Free-cut, Red, Naval, Bronze: Commercial, Phosphor, Silicon A & B, Aluminum, Silicon-Aluminum, Manganese, Ampco Alloys, Munitz Metal, Cupro-Nicles
Aluminum Alloys:	1100, 2011, 2014, 2017, 2024, 3003, 5052, 6053, 6061, 7075
Trademarks:	Carpenter, Armco, INCO, Cabot, DuPont.
Finish:	Black Oxide, Zinc Plating, Hot Dip Galvanized