HPJ-Clamp specification
Part	Dimension	Alloy	Norm	Ultimate stress N/mm²	Comment
Chrome steel/electro-plated (Cr6+ free RoHS) items
1. Steel strip for 25 mm types	25x1 mm	X6Cr17	EN 10088-2 W. 1.4016	450-650	Edges rounded
1. Steel strip for 20 mm types	20x1 mm	X6Cr17	EN 10088-2 W. 1.4016	450-650	Edges rounded
2. Nut for 25 mm types	Ø16x25 mm	Steel 11SMn30	EN 10277-3 W. 1.0715	490-730	M8 thread Surface: FeZn
2. Nut for 20 mm types	Ø12x20 mm	Steel 11SMn30	EN 10277-3 W. 1.0715	490-730	M6 thread Surface: FeZn
3. Bolt for 25 mm types	M8x60	Steel	DIN 912 - 8.8	800	Surface: FeZn Torque 25 Nm
3. Bolt for 20 mm types	M6x45	Steel	DIN 912 - 8.8	800	Surface: FeZn Torque 10 Nm
AISI 316 - acid resistant items
1. Steel strip for 25 mm types	25x1 mm	17Cr12Ni2Mo	EN 10088-2 W. 1.4404	580-630	Edges rounded, surface pickled after welding
1. Steel strip for 20 mm types	20x1 mm	17Cr12Ni2Mo	EN 10088-2 W. 1.4404	580-630	Edges rounded, surface pickled after welding
2. Nut for 25 mm types	Ø16x25 mm	17Cr12Ni2Mo	AISI 316/316L W. 1.4404	600-900	M8 thread
2. Nut for 20 mm types	Ø12x20 mm	17Cr12Ni2Mo	AISI 316/316L W. 1.4404	600-900	M6 thread
3. Bolt for 25 mm types	M8x60	17Cr12Ni2Mo	DIN 912 A4 - 80	800	Anti-friction treated Torque 22 Nm
3. Bolt for 20 mm types	M6x45	17Cr12Ni2Mo	DIN 912 A4 - 80	800	Anti-friction treated Torque 9,3 Nm
HPJ-clamps are made in Denmark
H.P. Jakobsen A/S  |  Grønnevej 137  |  DK-2830 Virum  |  CVR 43931318  |  e-mail: info@hpj.dk