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Structural Bolt - Iso 898-1 Certified, Minimum Tensile Strength Range 300-1200 N/mmâ², Vickers Hardness Up To 385 Hv, Impact Strength Minimum 30 J | High Performance Fastening Solution

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Company Details

Business Type

Exporter, Manufacturer, Supplier

Employee Count

200

Establishment

1978

Certification

ISO 9001:2000

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Seller Details

Hex Nuts Pvt. Ltd.

Ludhiana, Punjab

Managing Director

Mr. Rajinder Kumar

Address

D-319, Phase-VIII, Focal Point, Ludhiana, Punjab, 141010, India

structural bolts in Ludhiana

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		Property Class
Minimum tensile strength, R_{m, nom}	N/mm²	3.6 300	4.6 400	4.8 400	5.6 500	5.8 500	6.8 600	8.8' d<16' 800	8.8' d>16' 800	9.8' 900	10.9 1000	12.9 1200
Minimum tensile strength, R_{m, nom}	N/mm²	330	400	420	500	520	600	800	830	900	1040	1220
Vickers hardness, HV F>98 N	min.	9.5	120	130	155	160	190	250	255	290	320	385
Vickers hardness, HV F>98 N	max.	220^o					250	320	335	360	380	435
Brinell hardness, HB F=30D₂	min.	90	114	124	147	152	181	238	242	276	304	366
Brinell hardness, HB F=30D₂	max.	209^o					238	304	318	342	361	414
Rockwell hardness, HR	min. HRB	52	67	71	79	82	89	-	-	-	-	-
	min. HRC	-	-	-	-	-	-	22	23	28	32	39
	min. HRB	95.0²					99.5	-	-	-	-	-
	min. HRC	-					-	32	34	37	39	44
Surface hardness, HV 0.3	max.	--						9
Lower yield stress R_eL^h, N/mm²	nom.	180	240	320	300	400	480	-	-	-	-	-
Lower yield stress R_eL^h, N/mm²	min.	190	240	340	300	420	480	-	-	-	-	-
Stress at 0.2% non-proportional elongation R_PO2r² N/mm	nom.	-					-	640	640	720	900	1080
Stress at 0.2% non-proportional elongation R_PO2r² N/mm	min.	-					-	640	660	720	940	1100
Stress under proof loud, S_p	S_p/R_eL or S_p/R_po,2	0.94	0.94	0.91	0.93	0.90	0.92	0.91	0.91	0.90	0.88	0.88
Stress under proof loud, S_p	N/mm²	180	725	310	280	380	440	580	600	650	830	970
Breaking torque, M_B	Nm min.	-						See ISO 898 - 7
Percent elongation after tracture, A	min.	25	22	-	20	-	-	12	12	10	9	8
Reduction area after fracture, Z	% min.	-						52		48	48	44
Strength under wedge loading'		The values for full size bolts and screws (no studs) shall not be smaller than the minimum values for tensile strength shown in 5.2
Impact Strength, KU	J min.	-		25	-		-	30	30	25	20	15
Head soundness		No fracture
Minimum height of non de carburized thread zone, E		-					1/2xH₁				2/3xH₁	3/4xH₁
Maximum depth of complete de carburization, G	mm	-					0.015
Hardness after re tempering		-					Reduction of hardness 20 HV maximum
Surface Integrity		In accordance with ISO 6157-1 or ISO 6157 as appropriate

Structural Bolt - Iso 898-1 Certified, Minimum Tensile Strength Range 300-1200 N/mmâ², Vickers Hardness Up To 385 Hv, Impact Strength Minimum 30 J | High Performance Fastening Solution

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Hex Nuts Pvt. Ltd.

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