spotting drills<\/h4><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/span>NWZ NT water pipeline spotting drill for cast iron and AC pipes with replaceable stem<\/h2><\/span><\/div><\/div><\/div><\/div><\/div>\n- Type 1500<\/li>\n
- Working pressure PN16<\/li>\n
- Gate valve ductile iron GJS 500-7<\/li>\n
- Clamp stainless steel<\/li>\n
- Diameters DN80 \u2013 DN300<\/li>\n
- Outlets 32mm, 40mm, 50mm<\/li>\n
- Temp. max. 40\u00b0C \u2013 for water<\/li>\n<\/ul>\n<\/div>
NWZ water supply spotting drill for cast iron, steel and asbestos cement pipes mainly used in water supply systems to drill under pressure with drilling apparatus and coated with best quality epoxy resin anti-corrosion coatings.<\/p>\n
APPROVAL<\/h4>\n
National Hygiene Institute Warsaw.<\/p>\n
TECHNICAL DATA<\/h4>\n
Threaded connection acc. to PN-EN 228-1.
\nRequirements and tests according to PN-EN 1074 \u2013 1 and 2<\/p>\n
CONSTRUCTIONAL FEATURES<\/h4>\n\n- Drilling under pressure using a drilling machine.<\/li>\n
- Universal foot design for two diameter ranges DN80-100 and DN150-300.<\/li>\n
- Integrated with a gate valve cat.-no 2655, 2665, 2675. 2655, 2665, 2675.<\/li>\n
- Full, smooth, even and cavity-free passage.<\/li>\n
- The valve stem sealing may be replaced under full pressure in any position of the wedge.<\/li>\n
- Outlets with threads G 1 1\/4\u2033, G 1 1\/2\u2033 and G 2\u2033.<\/li>\n
- Can be installed on steel, cast iron and AC pipes.<\/li>\n
- Triple sealing system of the stem: top seal, set of 5 o-rings (4 o-rings inside and outside the screw), bottom seal, lip seal.<\/li>\n
- Gate valve body, bonnet, wedge and foot with internal thread made of ductile cast iron grade EN-GJS 500-7. <\/li>\n
- Foot with internal thread made of ductile cast iron grade EN-GJS 500-7. <\/li>\n
- Stainless steel clamp lined with rubber, forged stainless steel T-bolt with rolled thread.<\/li>\n
- Stainless steel stem with cold rolled thread, without notches in the sealing zone, which allows the use of o-rings in the screw.<\/li>\n
- Wedge suspension nut on the stem \u2013 non-replaceable, made of brass, hot-dipped in the wedge of the gate valve.<\/li>\n
- The wedge is made of ductile cast iron (for DN25 and DN32 made of brass) vulcanized inside and outside with EPDM rubber with a hardness of 70\u00b15\u00b0Sh. It is guided by the tongue-and-groove method in the valve body. <\/li>\n
- The thickness of the rubber on the wedge is at least 3 mm. <\/li>\n
- Foot gasket with trapezoidal cross section made of EPDM rubber, other seals made of NBR rubber.<\/li>\n
- Bolts connecting the cover to the body \u2013 blind threads, fully protected against corrosion with paraffin-wax compound.<\/li>\n
- Internal and external corrosion protection with RAL 5015 epoxy powder paint with a minimum thickness of 250\u03bcm and a breakdown resistance of 3kV. <\/li>\n<\/ul>\n<\/div><\/div><\/div>
![](\"https:\/\/www.akwa.com.pl\/wp-content\/uploads\/2023\/07\/1500-oferta-armatura-przylaczeniowa-nawiertka-nwz-pn16-nt-main-e1578389650924.jpg\")
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<\/div><\/div><\/span>NWZ NT water pipeline spotting drill for cast iron and AC pipes with replaceable stem<\/h2><\/span>
NWZ NT water pipeline spotting drill for cast iron and AC pipes with replaceable stem<\/h2><\/span><\/div><\/div><\/div><\/div><\/div>\n- Type 1500<\/li>\n
- Working pressure PN16<\/li>\n
- Gate valve ductile iron GJS 500-7<\/li>\n
- Clamp stainless steel<\/li>\n
- Diameters DN80 \u2013 DN300<\/li>\n
- Outlets 32mm, 40mm, 50mm<\/li>\n
- Temp. max. 40\u00b0C \u2013 for water<\/li>\n<\/ul>\n<\/div>
NWZ water supply spotting drill for cast iron, steel and asbestos cement pipes mainly used in water supply systems to drill under pressure with drilling apparatus and coated with best quality epoxy resin anti-corrosion coatings.<\/p>\n
APPROVAL<\/h4>\n
National Hygiene Institute Warsaw.<\/p>\n
TECHNICAL DATA<\/h4>\n
Threaded connection acc. to PN-EN 228-1.
\nRequirements and tests according to PN-EN 1074 \u2013 1 and 2<\/p>\n
CONSTRUCTIONAL FEATURES<\/h4>\n\n- Drilling under pressure using a drilling machine.<\/li>\n
- Universal foot design for two diameter ranges DN80-100 and DN150-300.<\/li>\n
- Integrated with a gate valve cat.-no 2655, 2665, 2675. 2655, 2665, 2675.<\/li>\n
- Full, smooth, even and cavity-free passage.<\/li>\n
- The valve stem sealing may be replaced under full pressure in any position of the wedge.<\/li>\n
- Outlets with threads G 1 1\/4\u2033, G 1 1\/2\u2033 and G 2\u2033.<\/li>\n
- Can be installed on steel, cast iron and AC pipes.<\/li>\n
- Triple sealing system of the stem: top seal, set of 5 o-rings (4 o-rings inside and outside the screw), bottom seal, lip seal.<\/li>\n
- Gate valve body, bonnet, wedge and foot with internal thread made of ductile cast iron grade EN-GJS 500-7. <\/li>\n
- Foot with internal thread made of ductile cast iron grade EN-GJS 500-7. <\/li>\n
- Stainless steel clamp lined with rubber, forged stainless steel T-bolt with rolled thread.<\/li>\n
- Stainless steel stem with cold rolled thread, without notches in the sealing zone, which allows the use of o-rings in the screw.<\/li>\n
- Wedge suspension nut on the stem \u2013 non-replaceable, made of brass, hot-dipped in the wedge of the gate valve.<\/li>\n
- The wedge is made of ductile cast iron (for DN25 and DN32 made of brass) vulcanized inside and outside with EPDM rubber with a hardness of 70\u00b15\u00b0Sh. It is guided by the tongue-and-groove method in the valve body. <\/li>\n
- The thickness of the rubber on the wedge is at least 3 mm. <\/li>\n
- Foot gasket with trapezoidal cross section made of EPDM rubber, other seals made of NBR rubber.<\/li>\n
- Bolts connecting the cover to the body \u2013 blind threads, fully protected against corrosion with paraffin-wax compound.<\/li>\n
- Internal and external corrosion protection with RAL 5015 epoxy powder paint with a minimum thickness of 250\u03bcm and a breakdown resistance of 3kV. <\/li>\n<\/ul>\n<\/div><\/div><\/div><\/a><\/span><\/div><\/div><\/div><\/div><\/div><\/a><\/span><\/div>
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- \n
- Type 1500<\/li>\n
- Working pressure PN16<\/li>\n
- Gate valve ductile iron GJS 500-7<\/li>\n
- Clamp stainless steel<\/li>\n
- Diameters DN80 \u2013 DN300<\/li>\n
- Outlets 32mm, 40mm, 50mm<\/li>\n
- Temp. max. 40\u00b0C \u2013 for water<\/li>\n<\/ul>\n<\/div>
NWZ water supply spotting drill for cast iron, steel and asbestos cement pipes mainly used in water supply systems to drill under pressure with drilling apparatus and coated with best quality epoxy resin anti-corrosion coatings.<\/p>\n
APPROVAL<\/h4>\n
National Hygiene Institute Warsaw.<\/p>\n
TECHNICAL DATA<\/h4>\n
Threaded connection acc. to PN-EN 228-1.
\nRequirements and tests according to PN-EN 1074 \u2013 1 and 2<\/p>\nCONSTRUCTIONAL FEATURES<\/h4>\n
- \n
- Drilling under pressure using a drilling machine.<\/li>\n
- Universal foot design for two diameter ranges DN80-100 and DN150-300.<\/li>\n
- Integrated with a gate valve cat.-no 2655, 2665, 2675. 2655, 2665, 2675.<\/li>\n
- Full, smooth, even and cavity-free passage.<\/li>\n
- The valve stem sealing may be replaced under full pressure in any position of the wedge.<\/li>\n
- Outlets with threads G 1 1\/4\u2033, G 1 1\/2\u2033 and G 2\u2033.<\/li>\n
- Can be installed on steel, cast iron and AC pipes.<\/li>\n
- Triple sealing system of the stem: top seal, set of 5 o-rings (4 o-rings inside and outside the screw), bottom seal, lip seal.<\/li>\n
- Gate valve body, bonnet, wedge and foot with internal thread made of ductile cast iron grade EN-GJS 500-7. <\/li>\n
- Foot with internal thread made of ductile cast iron grade EN-GJS 500-7. <\/li>\n
- Stainless steel clamp lined with rubber, forged stainless steel T-bolt with rolled thread.<\/li>\n
- Stainless steel stem with cold rolled thread, without notches in the sealing zone, which allows the use of o-rings in the screw.<\/li>\n
- Wedge suspension nut on the stem \u2013 non-replaceable, made of brass, hot-dipped in the wedge of the gate valve.<\/li>\n
- The wedge is made of ductile cast iron (for DN25 and DN32 made of brass) vulcanized inside and outside with EPDM rubber with a hardness of 70\u00b15\u00b0Sh. It is guided by the tongue-and-groove method in the valve body. <\/li>\n
- The thickness of the rubber on the wedge is at least 3 mm. <\/li>\n
- Foot gasket with trapezoidal cross section made of EPDM rubber, other seals made of NBR rubber.<\/li>\n
- Bolts connecting the cover to the body \u2013 blind threads, fully protected against corrosion with paraffin-wax compound.<\/li>\n
- Internal and external corrosion protection with RAL 5015 epoxy powder paint with a minimum thickness of 250\u03bcm and a breakdown resistance of 3kV. <\/li>\n<\/ul>\n<\/div><\/div><\/div><\/a><\/span><\/div><\/div><\/div><\/div><\/div><\/a><\/span><\/div>