Please read the following table in HTML format from a webpage and then answer the question in detail according to the table. Each table cell is defined by a <td> and a </td> tag. Each table row starts with a <tr> and ends with a </tr> tag. 'rowspan=m' and 'colspan=n' represents a cell spaning over 'm' rows and 'n' columns.

Webpage title:
List of destroyers of India
Table title:
Delhi class
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=2 > Ship </th><th colspan=1 rowspan=2 > Picture </th><th colspan=1 rowspan=2 > Armament </th><th colspan=1 rowspan=2 > Displacement </th><th colspan=2 rowspan=1 > Service </th><th colspan=1 rowspan=2 > Origin </th></tr>
<tr> <th colspan=1 rowspan=1 > Laid down </th><th colspan=1 rowspan=1 > Commissioned </th></tr>
<tr> <th class="highlighted"  colspan=1 rowspan=1 > INS Delhi (D61) </th><td colspan=1 rowspan=1 > INS Delhi-1.JPG </td><td class="highlighted"  colspan=1 rowspan=3 > 16 × Kh-35 Switchblade (SS-N-25) SSM (4 quadruple launchers) 16 × Barak 1 (2 8-cell) VLS missiles 2 × Uragan SAM systems (48 9M38M1 Shtil missiles) 100 mm AK-100 gun 2 × 30 mm AK-630 rotary cannons 2 × RBU-6000 213 mm anti-submarine mortar arrays Quintuple 533-millimetre (21 in) torpedo tubes </td><td colspan=1 rowspan=3 > 6,200 tonnes </td><td colspan=1 rowspan=1 > 14 December 1987 </td><td colspan=1 rowspan=1 > 15 November 1997 </td><td colspan=1 rowspan=3 > India </td></tr>
<tr> <th class="highlighted"  colspan=1 rowspan=1 > INS Mysore (D60) </th><td colspan=1 rowspan=1 > - </td><td colspan=1 rowspan=1 > 2 February 1991 </td><td colspan=1 rowspan=1 > 2 June 1999 </td></tr>
<tr> <th class="highlighted"  colspan=1 rowspan=1 > INS Mumbai (D62) </th><td colspan=1 rowspan=1 > - </td><td colspan=1 rowspan=1 > 14 December 1992 </td><td colspan=1 rowspan=1 > 22 January 2001 </td></tr>
</table>
Question:
What kind of torpedo armaments do the Delhi Class destroyers have?
Answer:
The ships have quintuple 533 mm (21 in) torpedo tubes.