Steel T-pipes with vent ball valves PUF ZP GOST 30732-2020
A prefabricated PUF-insulated steel T-pipe with a vent ball valve in protective ZP sheath is a confluent connection of three steel nozzles with a ball valve. The insulation of the product is prefabricated of a PUR foam layer with 80 kg/m3 density clad in galvanized steel sheet.
Identification code review
Russian abbr.: Тройник с шаровым краном воздушника, Ст20 (ГОСТ 10704-91) 159 х 5,0 – 32 - 1 - ППУ – ОЦ
English abbr.: T-pipe with vent ball valve, St20 (GOST 10704-91) 159 х 5,0 – 32 - 1 - PUF – ZP
The designation consists of the following characters:
1. «St20» is the steel grade;
2. «GOST 10704-91» is the State Standard for steel straight-seam arc-welded tube;
3. «159» is the workpiece tube dia. in mm;
4. «5,0» is the wall thickness of the workpiece tube, in mm;
5. «32» is the ball valve DN in mm;
6. «1» is the ball valve DN in mm;
7. «PUF – ZP» stands for PUF insulation clad with galvanized steel sheet.
Dimensions and specifications
d, mm (tube) | S, mm (tube) | DN, mm (ball valve) | Protective sheath/cladding, type 1 | Н, mm | L, mm | Product’s design weight, kg | |||
---|---|---|---|---|---|---|---|---|---|
Dzp, mm (tube) | Szp, mm (tube) | D1zp, mm (side nozzle) | S1zp, mm (side nozzle) | ||||||
33,5 | 3,2 | 25 | 125 | 0,55 | 125 | 0,55 | 541 | 1160 | 7,6 |
42,3 | 3,2 | 25 | 125 | 0,55 | 125 | 0,55 | 544 | 1160 | 8,1 |
48 | 3,5 | 25 | 125 | 0,55 | 125 | 0,55 | 548 | 1160 | 9,1 |
57 | 3,5 | 32 | 125 | 0,55 | 125 | 0,55 | 554 | 1160 | 10,4 |
76 | 3,5 | 32 | 140 | 0,55 | 125 | 0,55 | 560 | 1160 | 12,4 |
89 | 3,5 | 32 | 160 | 0,65 | 125 | 0,55 | 570 | 1160 | 16,3 |
108 | 4,0 | 32 | 180 | 0,65 | 125 | 0,55 | 580 | 1160 | 19,0 |
133 | 4,0 | 32 | 225 | 0,65 | 125 | 0,55 | 595 | 1160 | 23,2 |
159 | 4,5 | 32 | 250 | 0,7 | 125 | 0,55 | 605 | 1160 | 28,9 |
219 | 6,0 | 32 | 315 | 0,7 | 125 | 0,55 | 635 | 1160 | 47,3 |
273 | 6,0 | 32 | 400 | 0,8 | 125 | 0,55 | 665 | 1160 | 65,7 |
325 | 7,0 | 32 | 450 | 0,8 | 125 | 0,55 | 690 | 1160 | 78,2 |
426 | 7,0 | 32 | 560 | 1,0 | 125 | 0,55 | 740 | 1160 | 107,3 |
530 | 7,0 | 50 | 710 | 1,0 | 125 | 0,55 | 790 | 1160 | 134,1 |
630 | 8,0 | 50 | 800 | 1,0 | 125 | 0,55 | 840 | 1160 | 173,9 |
720 | 9,0 | 50 | 900 | 1,0 | 125 | 0,55 | 870 | 1160 | 200,2 |
820 | 9,0 | 50 | 1000 | 1,0 | 125 | 0,55 | 940 | 1160 | 249,6 |
1020 | 11,0 | 50 | 1200 | 1,0 | 125 | 0,55 | 1035 | 1160 | 361,5 |
The Table contains the calculation for side nozzles of seamless tubes after GOST 8732-78. The data specified in the Table are for reference only. Here and below, the design PUF density is assumed to be 60 kg/m3. |
Scope of supply of prefabricated PUF-insulated steel T-pipes with vent ball valve in protective ZP sheath
1) PUF ZP steel pipes2) PUF ZP steel T-pipes
3) PUF ZP steel elbows
4) PUF ZP parallel steel T-pipes
5) PUF ZP steel tee branches
6) PUF ZP steel tee branches with reducing connections
7) Sliding saddles
8) Fixed saddles
9) End fittings of PUF ZP pipelines with looped conductors
10) PUF ZP reducers
11) PUF ZP ball valves
12) PUF ZP U-shaped elements
13) PUF ZP Z-shaped elements
14) PUF ZP expansion bellows
15) PUF ZP ball valves with vent pipe
16) PUF ZP joint isolation sets