Toshiba LF414 manual － ２８ －, ６Ｆ８Ａ０８７０, 1 Bolt length and Nut tightening torque

６Ｆ８Ａ０８７０

Table 4.1 Bolt length and Nut tightening torque

			ASME B 16.5 class 150				ASME B 16.5 class 300
Meter size		Through Bolts			Tightening	Through Bolts			Tightening
		P.C.S	Dia-	Length	torque	P.C.S	Dia-	Length	torque
			meter	[mm]	[N･m]		meter	[mm]	[N･m]
15mm	1/2”	4	1/2”	150	12 to 15	4	1/2”	155	25 to 31
25mm	1”	4	1/2”	170	21 to 26	4	5/8”	180	53 to 66
40mm	1 1/2”	4	1/2”	195	32 to 40	4	3/4”	215	96 to 120
50mm	2”	4	5/8”	215	52 to 65	8	5/8”	220	52 to 65
80mm	3”	4	5/8”	225	71 to 88	8	3/4”	240	85 to 106
100mm	4”	8	5/8”	235	52 to 65	8	3/4”	255	125 to 156
150mm	6”	8	3/4”	355	104 to 130	12	3/4”	375	138 to 173
200mm	8”	8	3/4”	430	146 to 183	12	7/8”	460	227 to 284
			EN 1092-1 PN 10/16				JIS B 2220 10K
Meter size		Through Bolts			Tightening	Through Bolts			Tightening
		P.C.S	Dia-	Length	torque	P.C.S	Dia-	Length	torque
			meter	[mm]	[N･m]		meter	[mm]	[N･m]
15mm		4	M12	150	16 to 19	4	M12	150	10 to 13
25mm		4	M12	165	27 to 34	4	M16	170	22 to 28
40mm		4	M16	190	58 to 72	4	M16	190	32 to 40
50mm		4	M16	205	78 to 98	4	M16	200	43 to 53
80mm		8	M16	210	54 to 67	8	M16	210	27 to 34
100mm		8	M16	220	79 to 99	8	M16	215	37 to 46
150mm		8	M20	340	164 to 205	8	M20	340	70 to 88
200mm
EN 1092-1		8	M20	410	146 to 183	12	M20	410	60 to 75
PN 10
200mm
EN 1092-1		12	M20	410	156 to 195
PN 16

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