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HSFG Bolt Assembly

HSFG bolts, high strength bolts, structural bolts, heavy hex nuts, ASTM A563, ASTM A194, structural connection bolts, graded bolts,

high tensile bolts, minimum yield strength bolts, minimum tensile strength bolts, Pankaj International, fasteners manufacturer, bolt assembly, structural fasteners, high strength fastener assembly, bolt manufacturer in India

Size Range

Diameter Metric: M12 - M48

Length length upto 10

More Details

Technical Specifications

Thread Size d	M16	M20	(M22)	M24	(M27)	M30	M36
p Pitch of thread	2	2.5	2.5	3	3	3.5	4
b ref For length/Nom =100	31	36	38	41	44	49	56
b ref For length/Nom >100	38	43	45	48	51	56	63
c Max.	0.8	0.8	0.8	0.8	0.8	0.8	0.8
c Min.	0.4	0.4	0.4	0.4	0.4	0.4	0.4
da Max.	18.7	23.24	25.24	27.64	31.24	34.24	41.00
ds Max.	16.70	20.84	22.84	24.84	27.84	30.84	37.00
ds Min.	15.30	19.16	21.16	23.16	26.16	29.16	35.00
dw Max.	†	†	†	†	†	†	†
dw Min.	24.9	31.4	33.3	38.0	42.8	46.5	55.9
e Min.	29.56	37.29	39.55	45.20	50.85	55.37	66.44
k Nom	10	12.5	14	15	17	18.7	22.5
k Max.	10.75	13.40	14.90	15.90	17.90	19.75	23.55
k Min.	9.25	11.60	13.10	14.10	16.10	17.65	21.45
k' Min.	6.5	8.1	9.2	9.9	11.3	12.4	15.0
r Min.	0.6	0.8	0.8	1.0	1.2	1.2	1.5
s Max.	27	34	36	41	46	50	60
s Min.	26.16	33	35	40	45	49	58.8
Chamfer length z Max.	3	3.8	3.8	4.5	4.5	5.3	6