Sheets

MLYBDENUM SHEETS

Method of production	Accuracy rating of rolling
hot-rolled – H width 1,0-30,0 mm	normal – I
cold-rolled – C width 0,1-0,9 mm	pinpoin accuracy - II

Sizes and maximum deviation for hot-rolled sheets:

Thickness, mm	Maximum thickness deviation, mm	Width, mm	Length, mm	Sheet mass, kg, max
1,0-2,0	+0,20 -0,15	50-600	150-1000	20
2,2-4,0	+0,25 -0,15	50-600	150-1000	20
4,5-6,0	+0,30 -0,20	50-600	150-1000	20
6,5-10,0	+/-0,40	100-600	150-1000	25
10,5-20,0	+/-1,0	100-400	min 150	30
20,5-30,0	+/-1,5	100-400	min 150	30

Sizes and maximum deviation for cold-rolled sheets:

Thickness, mm	Maximum thickness deviation, mm		Width, mm	Length, mm
Thickness, mm	I	II	Width, mm	Length, mm
0,1; 0,2; 0,3; 0,4	+/-0,05	+/-0,03	50-300	150-1000
0,5; 0,6; 0,7; 0,8	-	+/-0,05	50-300	150-1200
0,9		+/-0,08	50-300	150-1200

Pinpoint accuracy sheets М99,95 (or 99,9) - МП ТУ14-22-157-2002.
Purity 99,9 and 99.95%.
Thickness from 0,3 to 0,51 mm with tolerance +/-0.05 mm; more than 051 to 38 mm with tolerance +/-10%. Other tolerances should be established as agreed with customer.
thickness till 600 +/- 1,6 mm or +/- 0,8 mm (mechanical machined edges).
Length tolerance +/-1,6 mm for 305 mm of length.
Flatness tolerance 4-8% according to thickness of rolling.
Mechanical properties of rolling in annealed form. Ultimate rupture strength of rolling with thickness from 0,3 to 0,5 mm not less than 77 kgf/mm² .
Percentage elongation  not less than 6%;
thickness more than 0,5 to 1,5 mm - Ultimate rupture strength  not less than 74 kgf/mm², percentage elongation  10%;
thickness more than 1,5 to 12,7 mm – Ultimate rupture strength  not less than 70 kgf/mm², percentage elongation 18% for the sheet 2,5-4,75 mm and 10% for the sheet of thickness more than 4,75 to 12,7 mm.
To order the rolling may be delivered with mechanical machined edged and surface: milled-Rz40 and polished Ra1,6 microns max.