Sanha Heavy Steel Press Gas Reducing Bush
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Description
Description
Sanha Heavy Steel Press Gas reducing coupling is a reducing coupling with press ends on both sides. The item belongs to the SANHA Heavy Steel Press Gas press fitting system (series 71000) for thick-walled steel pipes and, according to Sanha, is made of unalloyed steel, galvanised on the outside. According to Sanha, the system is intended for gas installations.
Technical data
Technical data
| System | SANHA Heavy Steel Press Gas, series 71000, catalogue number 71240 |
|---|---|
| Design | reducing coupling, press ends on both sides |
| Material | unalloyed steel, material no. 1.0034 (E195) according to EN 10305-2 and EN 10305-3, galvanised on the outside (according to Sanha) |
| Sealing ring | HNBR, yellow, factory-fitted |
| Max. operating pressure | natural gas 5 bar, technical gases 16 bar (according to the Sanha technical submittal) |
| Press tool | up to 2 inches with press jaws of the MP original profile (according to Sanha) |
| Dimensions | 1/2 to 2 inches |
| Suitable pipes | black steel pipes according to EN 10255, EN 10220 with EN 10217-1 and EN 10220 with EN 10216-1 (Sanha recommendation); also industrially coated and powder-coated steel pipes according to EN 10255 and steel pipes according to ASTM A53, A106, A135 and A795 (according to Sanha) |
Dimensions in mm according to the Sanha Heavy Steel Press installation dimensions data sheet, DN as nominal size; the column designations correspond to the data sheet (z Z dimension).
Table 70240/71240 reducing coupling:
| Size | Article number | DN d1 | ET1 | ET2 | L | z |
|---|---|---|---|---|---|---|
| P 3/4 x P 1/2 | 6712403412 | 20 | 31 | 28 | 67 | 8 |
| P 1 x P 1/2 | 671240112 | 25 | 35 | 28 | 74 | 11 |
| P 1 x P 3/4 | 671240134 | 25 | 35 | 31 | 74 | 8 |
| P 1 1/4 x P 3/4 | 67124011434 | 32 | 47 | 31 | 90 | 12 |
| P 1 1/4 x P 1 | 6712401141 | 32 | 47 | 35 | 90 | 9 |
| P 1 1/2 x P 1 1/4 | 671240112114 | 40 | 49 | 47 | 103 | 7 |
| P 2 x P 1 1/4 | 6712402114 | 50 | 50 | 47 | 111 | 13 |
| P 2 x P 1 1/2 | 6712402112 | 50 | 50 | 49 | 110 | 10 |
Features
Features
- Areas of application according to Sanha: natural gases, liquefied gases, flammable gases, heating oil and fuels, compressed air (dry), nitrogen and technical gases.
- Marking on the fitting according to Sanha: manufacturer, dimension, DVGW approval mark, yellow GAS marking MOP 5 GT/5 and a sticker "Please remove after pressing".
- Leak path feature: connections accidentally left unpressed are detected during the leak test. Sanha states test pressures of 150 mbar to 3 bar with air for this.
- DVGW type examination certificate DG-4550DN0663 for SANHA Heavy Steel Press Gas press connectors for metallic gas pipes (test basis DVGW G 5614), nominal sizes 1/2 to 2 inches with max. operating pressure 5 bar, valid until 19.12.2027. According to the certificate, the certification is based on press tools from NovoPress.
Installation notes
Installation notes
- According to the Sanha installation information, polish and clean the pipe up to the intended insertion depth with a suitable fleece, measure the insertion depth and mark it on the pipe; minimum distance to weld seams 3 x D, at least 100 mm.
- After pressing, remove the control sticker; this marks the press connector as pressed. Then check the correct insertion depth (according to Sanha).
- In the case of permanent moisture or corrosive additives in building materials or the atmosphere, a waterproof and pore-free corrosion protection according to AGI Q 151 (two-component systems) is required according to Sanha.
Note on variants
Note on variants
Select the size. The size states the two nominal sizes d1 x d2 in inches.
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