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Connection elements

Connection elements are used for connection fittings and pipes of various piping systems. The group of products includes the following types of connecting elements:

  • Rapid couplings wich are made of stainless steel and used for connection cast-iron pipes and fittings;
  • Grip Hp couplings which combine the properties of connecting and reinforcing couplings;
  • KRALLE collars for couplings – they are reinforcing connecting elements with special teeth on the collar profile and they are mounted over the connecting couplings;
  • PAM CV and PAM CE couplings which are suitable for the installation of pipes and fittings with diameters from 50 to 300 mm;
  • SVE couplings which are  made of EPDM or NR-SBR;
  • FLEX HP couplings which can withstand pipeline pressure up to 10 bar and which are made of stainless steel, they are resistant to corrosion;
  • WC connectors which are used for connection the Geberit pipeline system to plumbing fixtures;
  • Bolts and other connecting elements for HL sewage equipment.
Photo Name Article Price
NORMA FLEX E protective pipe coupling, W2, with EPDM seal, DN - 159 [Code number: NR-0582-9100-159]
Details
NR-0582-9100-159

Application purpose:

  • For connecting metal and plastic pipes with high internal pressure

Special features:

  • Temperature range: -30 °C to +125 °C
  • Compensation of pipe gaps allows thermal elongation of the pipes
  • Joining all kind of pipe materials is possible, e.g. steel, plastic, cast iron, etc.

Material:

  • Sealing: EPDM
  • Strip insert: 1.4571/PA-GF
  • Protection ring: 1.4571
  • Lock bolt: 1.0580
  • Lock bars: 1.7220
DN (OD) OD min - OD max, mm PN WP C max a d H Screw Torque Weight
mm mm bar bar mm mm mm mm mm Nm kg/pc.
159.0 157.3-160.7 16 32 35 113 185 215 M 10 SW 8 30 2.38

PN (Nominal Pressure) is the max. admissible working pressure in shipbuilding, based on a safety factor of ≥ 4

WP is the max. working pressure in industrial applications, with a safety factor as per NORMA specification

NORMA FLEX E protective pipe coupling, W2, with EPDM seal, DN - 355.6 (352.0-359.0) [Code number: NR-0582-9100-355]
Details
NR-0582-9100-355

Application purpose:

  • For connecting metal and plastic pipes with high internal pressure

Special features:

  • Temperature range: -20 °C to +80 °C
  • Compensation of pipe gaps allows thermal elongation of the pipes
  • Joining all kind of pipe materials is possible, e.g. steel, plastic, cast iron, etc.

Material:

  • Sealing: EPDM
  • Strip insert: 1.4571/PA-GF
  • Protection ring: 1.4571
  • Lock bolt: 1.0580
  • Lock bars: 1.7220
DN (OD) OD min - OD max, mm PN WP C max a d H Screw Torque Weight
mm mm bar bar mm mm mm mm mm Nm kg/pc.
355.6 352.0 - 359.0 9.0 15.0 35 139 390 420 M 12 SW 10 25 6.0

PN (Nominal Pressure) is the max. admissible working pressure in shipbuilding, based on a safety factor of ≥ 4

WP is the max. working pressure in industrial applications, with a safety factor as per NORMA specification

NORMA FLEX E protective pipe coupling, INOX-W5, with EPDM seal, DN - 48.3 (47.6-50.5) [Code number: NR-0582-9300-048]
Details
NR-0582-9300-048

Application purpose:

  • For connecting metal and plastic pipes with high internal pressure

Special features:

  • Temperature range: -30 °C to +125 °C
  • Compensation of pipe gaps allows thermal elongation of the pipes
  • Joining all kind of pipe materials is possible, e.g. steel, plastic, cast iron, etc.

Material:

  • Sealing: EPDM
  • Strip insert: 1.4571/PA-GF
  • Protection ring: 1.4571
  • Lock bolt: 1.4571
  • Lock bars: 1.4404
DN (OD) OD min - OD max, mm PN WP C max a d H Screw Torque Weight
mm mm bar bar mm mm mm mm mm Nm kg/pc.
48.3 47.6-50.5 16 50 8 63 70 90 M 8 SW 6 5 0.46

PN (Nominal Pressure) is the max. admissible working pressure in shipbuilding, based on a safety factor of ≥ 4

WP is the max. working pressure in industrial applications, with a safety factor as per NORMA specification

NORMA FLEX E protective pipe coupling, INOX-W5, with EPDM seal, DN - 57.0 (56.3-57.7) [Code number: NR-0582-9300-057]
Details
NR-0582-9300-057

Application purpose:

  • For connecting metal and plastic pipes with high internal pressure

Special features:

  • Temperature range: -30 °C to +125 °C
  • Compensation of pipe gaps allows thermal elongation of the pipes
  • Joining all kind of pipe materials is possible, e.g. steel, plastic, cast iron, etc.

Material:

  • Sealing: EPDM
  • Strip insert: 1.4571/PA-GF
  • Protection ring: 1.4571
  • Lock bolt: 1.4571
  • Lock bars: 1.4404
DN (OD) OD min - OD max, mm PN WP C max a d H Screw Torque Weight
mm mm bar bar mm mm mm mm mm Nm kg/pc.
57.0 56.3-57.7 16 50 17 78 80 100 M 8 SW 6 10 0.61

PN (Nominal Pressure) is the max. admissible working pressure in shipbuilding, based on a safety factor of ≥ 4

WP is the max. working pressure in industrial applications, with a safety factor as per NORMA specification

NORMA FLEX E protective pipe coupling, INOX-W5, with EPDM seal, DN - 60.3 (59.5-61.0) [Code number: NR-0582-9300-060]
Details
NR-0582-9300-060

Application purpose:

  • For connecting metal and plastic pipes with high internal pressure

Special features:

  • Temperature range: -30 °C to +125 °C
  • Compensation of pipe gaps allows thermal elongation of the pipes
  • Joining all kind of pipe materials is possible, e.g. steel, plastic, cast iron, etc.

Material:

  • Sealing: EPDM
  • Strip insert: 1.4571/PA-GF
  • Protection ring: 1.4571
  • Lock bolt: 1.4571
  • Lock bars: 1.4404
DN (OD) OD min - OD max, mm PN WP C max a d H Screw Torque Weight
mm mm bar bar mm mm mm mm mm Nm kg/pc.
60.3 59.5-61.0 16 40 17 78 85 105 M 8 SW 6 10 0.62

PN (Nominal Pressure) is the max. admissible working pressure in shipbuilding, based on a safety factor of ≥ 4

WP is the max. working pressure in industrial applications, with a safety factor as per NORMA specification

NORMA FLEX E protective pipe coupling, W5, with EPDM seal, DN - 159 (157.3-160.7) [Code number: NR-0582-9300-159]
Details
NR-0582-9300-159

Application purpose:

  • For connecting metal and plastic pipes with high internal pressure

Special features:

  • Temperature range: -30 °C to +125 °C
  • Compensation of pipe gaps allows thermal elongation of the pipes
  • Joining all kind of pipe materials is possible, e.g. steel, plastic, cast iron, etc.

Material:

  • Sealing: EPDM
  • Strip insert: 1.4571/PA-GF
  • Protection ring: 1.4571
  • Lock bolt: 1.4571
  • Lock bars: 1.4404
DN (OD) OD min - OD max, mm PN WP C max a d H Screw Torque Weight
mm mm bar bar mm mm mm mm mm Nm kg/pc.
159.0 157.3-160.7 16 32 35 113 185 215 M 10 SW 8 30 2.38

PN (Nominal Pressure) is the max. admissible working pressure in shipbuilding, based on a safety factor of ≥ 4

WP is the max. working pressure in industrial applications, with a safety factor as per NORMA specification

NORMA FLEX E protective pipe coupling, W5, with EPDM seal, DN - 200 [Code number: NR-0582-9300-200]
Details
NR-0582-9300-200

Application purpose:

  • For connecting metal and plastic pipes with high internal pressure

Special features:

  • Temperature range: -30 °C to +125 °C
  • Compensation of pipe gaps allows thermal elongation of the pipes
  • Joining all kind of pipe materials is possible, e.g. steel, plastic, cast iron, etc.

Material:

  • Sealing: EPDM
  • Strip insert: 1.4571/PA-GF
  • Protection ring: 1.4571
  • Lock bolt: 1.4571
  • Lock bars: 1.4404
DN (OD) PN WP C max a d H Screw Torque Weight
mm bar bar mm mm mm mm mm Nm kg/pc.
200 13.5 26.5 35 139 240 270 M 12 SW 10 25 4.3

PN (Nominal Pressure) is the max. admissible working pressure in shipbuilding, based on a safety factor of ≥ 4

WP is the max. working pressure in industrial applications, with a safety factor as per NORMA specification

NORMA FLEX E protective pipe coupling, W5, with EPDM seal, DN - 254 (250.0-256.0) [Code number: NR-0582-9300-254]
Details
NR-0582-9300-254

Application purpose:

  • For connecting metal and plastic pipes with high internal pressure

Special features:

  • Temperature range: -30 °C to +125 °C
  • Compensation of pipe gaps allows thermal elongation of the pipes
  • Joining all kind of pipe materials is possible, e.g. steel, plastic, cast iron, etc.

Material:

  • Sealing: EPDM
  • Strip insert: 1.4571/PA-GF
  • Protection ring: 1.4571
  • Lock bolt: 1.4571
  • Lock bars: 1.4404
DN (OD) OD min - OD max, mm PN WP C max a d H Screw Torque Weight
mm mm bar bar mm mm mm mm mm Nm kg/pc.
254.0 250.0 - 256.0 12.0 21.0 35 139 285 315 M 12 SW 10 25 4.8

PN (Nominal Pressure) is the max. admissible working pressure in shipbuilding, based on a safety factor of ≥ 4

WP is the max. working pressure in industrial applications, with a safety factor as per NORMA specification

NORMA FLEX E protective pipe coupling, W5, with EPDM seal, DN - 315 [Code number: NR-0582-9300-315]
Details
NR-0582-9300-315

Application purpose:

  • For connecting metal and plastic pipes with high internal pressure

Special features:

  • Temperature range: -30 °C to +125 °C
  • Compensation of pipe gaps allows thermal elongation of the pipes
  • Joining all kind of pipe materials is possible, e.g. steel, plastic, cast iron, etc.

Material:

  • Sealing: EPDM
  • Strip insert: 1.4571/PA-GF
  • Protection ring: 1.4571
  • Lock bolt: 1.4571
  • Lock bars: 1.4404
DN (OD) PN WP C max a d H Screw Torque Weight
mm bar bar mm mm mm mm mm Nm kg/pc.
315 9.0 17.5 35 139 340 370 M 12 SW 10 25 5.5

PN (Nominal Pressure) is the max. admissible working pressure in shipbuilding, based on a safety factor of ≥ 4

WP is the max. working pressure in industrial applications, with a safety factor as per NORMA specification

NORMA FLEX E protective pipe coupling, W5, with EPDM seal, DN - 400 [Code number: NR-0582-9300-400]
Details
NR-0582-9300-400

Application purpose:

  • For connecting metal and plastic pipes with high internal pressure

Special features:

  • Temperature range: -30 °C to +125 °C
  • Compensation of pipe gaps allows thermal elongation of the pipes
  • Joining all kind of pipe materials is possible, e.g. steel, plastic, cast iron, etc.

Material:

  • Sealing: EPDM
  • Strip insert: 1.4571/PA-GF
  • Protection ring: 1.4571
  • Lock bolt: 1.4571
  • Lock bars: 1.4404
DN (OD) PN WP C max a d H Screw Torque Weight
mm bar bar mm mm mm mm mm Nm kg/pc.
400 7.5 14.0 35 139 440 470 M 12 SW 10 25 6.7

PN (Nominal Pressure) is the max. admissible working pressure in shipbuilding, based on a safety factor of ≥ 4

WP is the max. working pressure in industrial applications, with a safety factor as per NORMA specification

NORMA FLEX E protective pipe coupling, W5, with EPDM seal, DN - 531.0 (528.0-534.0) [Code number: NR-0582-9300-531]
Details
NR-0582-9300-531

Application purpose:

  • For connecting metal and plastic pipes with high internal pressure

Special features:

  • Temperature range: -30 °C to +125 °C
  • Compensation of pipe gaps allows thermal elongation of the pipes
  • Joining all kind of pipe materials is possible, e.g. steel, plastic, cast iron, etc.

Material:

  • Sealing: EPDM
  • Strip insert: 1.4571/PA-GF
  • Protection ring: 1.4571
  • Lock bolt: 1.4571
  • Lock bars: 1.4404
DN (OD) OD min - OD max, mm PN WP C max a d H Screw Torque Weight
mm mm bar bar mm mm mm mm mm Nm kg/pc.
531.0 528,0 - 534,0 5.5 10.5 35 139 565 595 M 12 SW 10 40 8.1

PN (Nominal Pressure) is the max. admissible working pressure in shipbuilding, based on a safety factor of ≥ 4

WP is the max. working pressure in industrial applications, with a safety factor as per NORMA specification

NORMA FLEX E protective pipe coupling, W2, with EPDM seal, DN - 210 (208.0-212.0) [Code number: NR-0583-8120-210]
Details
NR-0583-8120-210

Application purpose:

  • For connecting metal and plastic pipes with high internal pressure

Special features:

  • Temperature range: -20 °C to +80 °C
  • Compensation of pipe gaps allows thermal elongation of the pipes
  • Joining all kind of pipe materials is possible, e.g. steel, plastic, cast iron, etc.

Material:

  • Sealing: EPDM
  • Strip insert: 1.4571/PA-GF
  • Protection ring: 1.4571
  • Lock bolt: 1.0580
  • Lock bars: 1.7220
DN (OD) OD min - OD max, mm PN WP C max a d H Screw Torque Weight
mm mm bar bar mm mm mm mm mm Nm kg/pc.
210 208.0-212.0 13.5 26.5 35 139 240 270 M 12 SW 10 25 4.3

PN (Nominal Pressure) is the max. admissible working pressure in shipbuilding, based on a safety factor of ≥ 4

WP is the max. working pressure in industrial applications, with a safety factor as per NORMA specification

NORMA FLEX E protective pipe coupling, W2, with EPDM seal, DN - 254 (250.0-256.0) [Code number: NR-0583-8120-254]
Details
NR-0583-8120-254

Application purpose:

  • For connecting metal and plastic pipes with high internal pressure

Special features:

  • Temperature range: -20 °C to +80 °C
  • Compensation of pipe gaps allows thermal elongation of the pipes
  • Joining all kind of pipe materials is possible, e.g. steel, plastic, cast iron, etc.

Material:

  • Sealing: EPDM
  • Strip insert: 1.4571/PA-GF
  • Protection ring: 1.4571
  • Lock bolt: 1.0580
  • Lock bars: 1.7220
DN (OD) OD min - OD max, mm PN WP C max a d H Screw Torque Weight
mm mm bar bar mm mm mm mm mm Nm kg/pc.
254.0 250.0 - 256.0 12.0 21.0 35 139 285 315 M 12 SW 10 25 4.8

PN (Nominal Pressure) is the max. admissible working pressure in shipbuilding, based on a safety factor of ≥ 4

WP is the max. working pressure in industrial applications, with a safety factor as per NORMA specification

NORMA FLEX E protective pipe coupling, W2, with EPDM seal, DN - 315 [Code number: NR-0583-8120-315]
Details
NR-0583-8120-315

Application purpose:

  • For connecting metal and plastic pipes with high internal pressure

Special features:

  • Temperature range: -20 °C to +80 °C
  • Compensation of pipe gaps allows thermal elongation of the pipes
  • Joining all kind of pipe materials is possible, e.g. steel, plastic, cast iron, etc.

Material:

  • Sealing: EPDM
  • Strip insert: 1.4571/PA-GF
  • Protection ring: 1.4571
  • Lock bolt: 1.0580
  • Lock bars: 1.7220
DN (OD) PN WP C max a d H Screw Torque Weight
mm bar bar mm mm mm mm mm Nm kg/pc.
315 9.0 17.5 35 139 340 370 M 12 SW 10 25 5.5

PN (Nominal Pressure) is the max. admissible working pressure in shipbuilding, based on a safety factor of ≥ 4

WP is the max. working pressure in industrial applications, with a safety factor as per NORMA specification

NORMA FLEX E protective pipe coupling, W2, with EPDM seal, DN - 400 [Code number: NR-0583-8120-400]
Details
NR-0583-8120-400

Application purpose:

  • For connecting metal and plastic pipes with high internal pressure

Special features:

  • Temperature range: -20 °C to +80 °C
  • Compensation of pipe gaps allows thermal elongation of the pipes
  • Joining all kind of pipe materials is possible, e.g. steel, plastic, cast iron, etc.

Material:

  • Sealing: EPDM
  • Strip insert: 1.4571/PA-GF
  • Protection ring: 1.4571
  • Lock bolt: 1.0580
  • Lock bars: 1.7220
DN (OD) PN WP C max a d H Screw Torque Weight
mm bar bar mm mm mm mm mm Nm kg/pc.
400 7.5 14.0 35 139 440 470 M 12 SW 10 25 6.7

PN (Nominal Pressure) is the max. admissible working pressure in shipbuilding, based on a safety factor of ≥ 4

WP is the max. working pressure in industrial applications, with a safety factor as per NORMA specification

NORMA COMBI GRIP INOX combining pipe coupling, W5, with EPDM seal, DN - 225,0 [Code number: NR-0584-8350-225]
Details
NR-0584-8350-225

Application purpose:

  • For connecting steel/cast iron and plastic pipes

Special features:

  • Temperature range: -30 °C to +125 °C
  • Corrosion resistant
  • No welding
  • No special tools necessary
  • Installation and working in every kind of weather (hot and cold)
  • Reusable

Material:

  • Sealing: EPDM
  • Strip insert: 1.4571/PA-GF
  • Anchoring ring for metal pipes: 1.4310
  • Anchoring ring for plastic pipes: PA-GF-MS
  • Lock bolt: 1.4401
  • Lock bars: 1.4404
DN (OD) OD min - OD max, mm PN WP C max a d H Screw Torque Weight
mm Plastic Metal bar bar mm mm mm mm mm Nm kg/pc.
222.0 / 225.0 222.0-227.0 220.0-224.0 - 10 35 142 255 285 M 12 SW 10 60 8.1

PN (Nominal Pressure) is the max. admissible working pressure in shipbuilding, based on a safety factor of ≥ 4

WP is the max. working pressure in industrial applications, with a safety factor as per NORMA specification

NORMA COMBI GRIP INOX combining pipe coupling, W5, with EPDM seal, DN - 280,0 [Code number: NR-0584-8350-280]
Details
NR-0584-8350-280

Application purpose:

  • For connecting steel/cast iron and plastic pipes

Special features:

  • Temperature range: -30 °C to +125 °C
  • Corrosion resistant
  • No welding
  • No special tools necessary
  • Installation and working in every kind of weather (hot and cold)
  • Reusable

Material:

  • Sealing: EPDM
  • Strip insert: 1.4571/PA-GF
  • Anchoring ring for metal pipes: 1.4310
  • Anchoring ring for plastic pipes: PA-GF-MS
  • Lock bolt: 1.4401
  • Lock bars: 1.4404
DN (OD) OD min - OD max, mm PN WP C max a d H Screw Torque Weight
mm Plastic Metal bar bar mm mm mm mm mm Nm kg/pc.
273.0 / 280.0 277.0-283.0 270.0-275.0 - 10 35 142 310 340 M 16 SW 14 100 9.3

PN (Nominal Pressure) is the max. admissible working pressure in shipbuilding, based on a safety factor of ≥ 4

WP is the max. working pressure in industrial applications, with a safety factor as per NORMA specification

NORMA COMBI GRIP INOX combining pipe coupling, W5, with EPDM seal, DN - 315,0 [Code number: NR-0584-8350-315]
Details
NR-0584-8350-315

Application purpose:

  • For connecting steel/cast iron and plastic pipes

Special features:

  • Temperature range: -30 °C to +125 °C
  • Corrosion resistant
  • No welding
  • No special tools necessary
  • Installation and working in every kind of weather (hot and cold)
  • Reusable

Material:

  • Sealing: EPDM
  • Strip insert: 1.4571/PA-GF
  • Anchoring ring for metal pipes: 1.4310
  • Anchoring ring for plastic pipes: PA-GF-MS
  • Lock bolt: 1.4401
  • Lock bars: 1.4404

Size: DN 315,0

NORMA COMBI GRIP INOX combining pipe coupling, W5, with EPDM seal, DN - 355,0 [Code number: NR-0584-8350-355]
Details
NR-0584-8350-355

Application purpose:

  • For connecting steel/cast iron and plastic pipes

Special features:

  • Temperature range: -30 °C to +125 °C
  • Corrosion resistant
  • No welding
  • No special tools necessary
  • Installation and working in every kind of weather (hot and cold)
  • Reusable

Material:

  • Sealing: EPDM
  • Strip insert: 1.4571/PA-GF
  • Anchoring ring for metal pipes: 1.4310
  • Anchoring ring for plastic pipes: PA-GF-MS
  • Lock bolt: 1.4401
  • Lock bars: 1.4404
DN (OD) OD min - OD max, mm PN WP C max a d H Screw Torque Weight
mm Plastic Metal bar bar mm mm mm mm mm Nm kg/pc.
355.0 / 355.6 351.0-359.0 352.0-359.0 - 6 35 142 390 420 M 16 SW 14 120 10.9

PN (Nominal Pressure) is the max. admissible working pressure in shipbuilding, based on a safety factor of ≥ 4

WP is the max. working pressure in industrial applications, with a safety factor as per NORMA specification

NORMA COMBI GRIP E INOX combining pipe coupling, W5, with EPDM seal, DN - 110,0 [Code number: NR-0584-9360-110]
Details
NR-0584-9360-110

Application purpose:

  • For connecting steel/cast iron and plastic pipes

Special features:

  • Temperature range: -30 °C to +125 °C
  • Corrosion resistant
  • No welding
  • No special tools necessary
  • Installation and working in every kind of weather (hot and cold)
  • Reusable

Material:

  • Sealing: EPDM
  • Strip insert: 1.4571/PA-GF
  • Anchoring ring for metal pipes: 1.4310
  • Anchoring ring for plastic pipes: PA-GF-MS
  • Lock bolt: 1.4401
  • Lock bars: 1.4404
DN (OD) OD min - OD max, mm PN WP C max a d H Screw Torque Weight
mm Plastic Metal bar bar mm mm mm mm mm Nm kg/pc.
114.3 / 110.0 109.0-111.0 113.0-115.5 10 16 25 98 135 155 M 10 SW 8 40 1.62

PN (Nominal Pressure) is the max. admissible working pressure in shipbuilding, based on a safety factor of ≥ 4

WP is the max. working pressure in industrial applications, with a safety factor as per NORMA specification