Valves and Chokes – Petal https://www.petal.ro oilfield and metalurgic equipment Tue, 22 Oct 2019 12:51:58 +0000 en-GB hourly 1 https://wordpress.org/?v=5.3.2 https://www.petal.ro/wp-content/uploads/2019/10/cropped-fav-32x32.jpg Valves and Chokes – Petal https://www.petal.ro 32 32 Straight Globe Valves https://www.petal.ro/en/product/straight-globe-valves/ Tue, 22 Oct 2019 11:49:54 +0000 https://www.petal.ro/product/straight-globe-valves/ oC]]> Destination:

This valves are used as industrial fittings within low pressure installations.
Working medium: water, steam, gases, petroleum products and other similar fluids, with low corrosion, exclusive hydrogen, mixtures of hydrogen, as well as aggressive mediums with sulphur or sulphuretted hydrogen.
Working temperature: -10 ÷ 400oC

Contents

1. Body OTA20/STAS 9277
2. Sealing ring Body/ Globe 13%Cr / 13%Cr
3. Stem nut Bronze
4. Stem 13%Cr
5. Gasket Marsit MU 275-500
6. Cover OTA20 / STAS 9277
7. Gasket nonasbest
8. Handwheel OTA20 / STAS 9277
9. Stud bolt Gr.5.8.
10. Nut Gr.5

Technical and constructive characteristics

PN
bar
DN
mm
L
mm
H
mm
d1
mm
d2
mm
n x d3
D
mm
b
mm
Net weight
25
20
150
190
105
75
4×14
140
18
5,60
25
160
215
115
85
4×14
160
18
7,90
50
230
276
165
125
4×18
250
20
20,00
40
20
150
190
105
75
4×14
140
18
5,60
25
160
215
115
85
4×14
160
18
7,90
50
230
276
165
125
4×18
250
20
20,00

Working and constructive characteristics:

  • construction length: DIN 3202-F1, part 1;
  • connecting flanges: DIN 2501, part 1;
  • sealing surfaces: DIN 2526, “C” type;
  • sealing: 13% Cr/13% Cr;
  • body: straight;
  • closing element: plate globe;
  • actuating stem: rising, threaded;
  • mounting position: indifferent;
  • closing achieved by means of handwheel.

Working and testing regime

Nominal pressure, bar Temperature, °C Testing pressure, bar
120 200 250 300 350 400
Max. working pressure, bar Strength Tightness
25/40 40 35 32 28 24 21 60 44
]]> Cast Steel Ball Valves https://www.petal.ro/en/product/cast-steel-ball-valves/ Tue, 22 Oct 2019 11:49:54 +0000 https://www.petal.ro/product/cast-steel-ball-valves/ Destination:

This valves are used as tight shut-off fittings for a complete or partial shutting-off into transport and distribution installations.
Working medium: water, gases, petroleum products and other similar fluids, with low corrosion, exclusive hydrogen, mixtures of hydrogen, as well as aggressive mediums with sulphur or sulphuretted hydrogen.

Contents

1. Connecting flange 410-620 / SR ISO 9477
2. Body 410-620 / SR ISO 9477
3. Sphere 42CrMo 4/ SR EN 10083
4. Seat PTFE
5. Rod IC45 / SR EN 10083
6. Spacer CuSn12 / Bronze
7. Stuffing box IC45 / SR EN 10083
8. Cam 42CrMo4 / SR EN 10083
9. Lever 42CrMo4 / SR EN 10083
10. Washer S235JR / SR EN 10027
11. Sealing pack nonasbestos
12. “O”-ring rubber
13. “O”-ring rubber
14. Nut IC45 / SR EN 10083
15. Washer SR 7666-2
16. Stud bolt STAS 8121 / 2

Technical and constructive characteristics

Pn
bar 		Dn
mm in 		Dred
mm 		L
mm 		d1
mm 		d2
mm 		n x d3 b
mm 		H (inf)
mm 		B
mm 		Net weight
25 50 2 1/16 – 315(295) 165 125 4 x d18 20 135 230 14,200
65 2 9/16 49 241 185 145 8 x d18 24 146 230 18,200
80 3 1/8 64 283 210 168,5 8 x d22 28 155 320 25,500
140 50 2 1/16 – 295 165 127 8 x d18 34 145 290 44,00
80 3 1/8 – 359 230 168,5 8 x d22 40 195 320 86,00

Constructive characteristics of the main components:

About constructive features, the valves include:

  • Intermediary body (one or two pieces)
  • Connecting flange
  • Closing element: sphere

Body-flange sealing, achieved on cone by means of sealing rings ( PTFE seat).
The actuating about the closing element (sphere) achieved by means of lever and nonascending stem.
Packing stem: nonasbestos gaskets.

Passing direction: two-way
Mounting position: indifferent
Current sealing: carbon steel-PTFE
On request sealing: stainless steel-PTFE

Working and testing regime

Nominal pressure, bar Working pressure, bar Testing pressure, bar
Strength Tightness
25 25 1,5 x PN (38 bar) 1,1 x PN (27,5 bar)
140 140 2 x PN (280 bar) 1x PN (140 bar)
]]> Check Valves With Piston https://www.petal.ro/en/product/check-valves-with-piston/ Tue, 22 Oct 2019 11:49:54 +0000 https://www.petal.ro/product/check-valves-with-piston/ Destination:

Exploitation, transport and distribution of industrial water and oil products.

Contents

1. Body 540-720/SRISO 9477
2.Valve 13%Cr/13%Cr
3. Plug 42CrMo4 / SREN10083
4. Spring 60Si15A / STAS795
5. Gasket Cu5 / STAS 270

Technical characteristics:

  • max. working temperature: 82°C
  • passing direction: one-way
  • mounting position: according with the indicated sense
  • body-piston sealing: metal-to-metal
  • body-cover sealing: metal-to-metal

Technical and constructive characteristics

PN
bar, PSI 		DN
inches 		L
mm 		D
mm 		d2
mm 		nxd1 R;Bx
140
(2000) 		2 1/16 295 165 127 8×20 R23
2 9/16 346 190 149,2 8×22 R26
3 1/8 359 210 168,5 8×22 R31
4 1/16 435 275 215,9 8×26 R37
210
(3000) 		2 1/16 371 215 165,1 8×26 R24
2 9/16 422 245 190,5 8×28 R27
3 1/8 384 240 190,5 8×26 R31
4 1/16 460 295 235 8×32 R37
350
(5000) 		2 1/16 371 215 165,1 8×26 R24
2 9/16 422 245 190,5 8×30 R27
3 1/8 473 270 203,2 8×33 R35
700
(10 000)		 2 1/16 520,7 200 158,8 8×23 Bx152
2 9/16 565,2 230 184,2 8×25 Bx153
]]> Flexible Wedge Gate Valves, Nonrising Stem https://www.petal.ro/en/product/flexible-wedge-gate-valves-nonrising-stem/ Tue, 22 Oct 2019 11:49:54 +0000 https://www.petal.ro/product/flexible-wedge-gate-valves-nonrising-stem/ oC]]> Destination:

This valves are used as industrial fittings within pressure installations, between 25 – 64 bar.
Working medium: water, steam, gases, petroleum products and other similar fluids, with low corrosion, exclusive hydrogen, mixtures of hydrogen, as well as aggressive mediums with sulphur or sulphuretted hydrogen.
Working temperature: -10 ÷ 225oC

Contents:

1. Body OTA20/STAS 9277
2. Sealing ring 13%Cr
3. Seat OTA20 / STAS 9277
4. Stem 13%Cr
5. Gasket Marsit MU 275-500
6. Cover OTA20 / STAS 9277
7. Gasket nonasbest
8. Handwheel OTA20 / STAS 9277
9. Stud bolt Gr.5.8.
10. Nut Gr.5

Technical and constructive characteristics

PN
bar		 DN
mm 		L
mm 		H
mm		 d1
mm		 d2
mm		 n x d3 D
mm		 b
mm 		Net weight
25 50 250 300 165 125 4×18 180 20(17) 22,5
80 280 340 200 160 8×18 220 24 29,125
100 300 400 235 190 8×22 250 24 40,08
150 350 526 300 250 8×26 320 28 96,00
200 400 816 360 310 12×26 500 30 195,00
250 450 850 425 370 12×30 600 32 265,00
40 50 250 300 165 125 4×18 180 20(17) 22,5
64 50 250 325 180 135 4×22 220 26 30,00
80 310 390 215 170 8×22 280 28 47,00
100 350 490 250 200 8×26 320 30 68,70
150 450 600 345 280 8×33 360 36 147,60
200 550 810 415 345 12×36 500 42 205,00
250 650 940 470 400 12×36 630 46 276,00
400 950 1250 670 585 16×42 710 60 940,00
500 1150 1460 800 705 20×48 1000 68(62) 1430

Working and constructive characteristics

About constructive features, the product is designed in accordance with DIN 3352:

  • construction length:
    • DIN 3202-F5 (PN 25);
    • DIN 3202-F7 (PN 40 and 64);
  • connecting flanges: DIN 2501, part 1;
  • sealing surfaces: DIN 2526, “C” type;
  • sealing: 13% Cr/13% Cr;
  • body: straight with flanges;
  • closing element: flexible wedge gate;
  • actuating stem: nonrising, with thread;
  • mounting position: indifferent;
  • closing achieved by means of handwheel.

Working and testing regime

Nominal pressure
bar 		Temperature
°C		 Testing pressure
bar
120° 150° Strength Tightness
Max. working pressure, bar
25 25 20 38 28
40 40 35 60 44
64 64 50 96 70
]]> Flexible Wedge Gate Valves, Rising Stem https://www.petal.ro/en/product/flexible-wedge-gate-valves-rising-stem/ Tue, 22 Oct 2019 11:49:54 +0000 https://www.petal.ro/product/flexible-wedge-gate-valves-rising-stem/ oC]]> Destination:

This valves are used as industrial fittings within low pressure installations up to 25 bar.
Working medium: water, steam, gases, petroleum products and other similar fluids, with low corrosion, exclusive hydrogen, mixtures of hydrogen, as well as aggressive mediums with sulphur or sulphuretted hydrogen.
Working temperature: -10 ÷ 225oC

Contents:

1. Body OTA20/STAS 9277
2. Sealing ring 17%Cr
3. Seat OTA20 / STAS 9277
4. Stem 13%Cr
5. Gasket Marsit MU 275-500
6. Cover OTA20 / STAS 9277
7. Gasket nonasbest
8. Handwheel subassy
9. Stud bolt IC45/SR EN10083
10. Nut IC45/SR EN10083

Technical and constructive characteristics

PN
bar		 DN
mm		 L
mm		 H
mm		 d1
mm		 d2
mm		 n x d3 D
mm		 b
mm		 Net weight
25 200 400 1000 360 310 12×26 600 30 175
250 450 1173 425 370 12×30 600 32 290

Working and constructive characteristics

About constructive features, the product is designed in accordance with DIN 3352:

  • construction length: DIN 3202-F5 (PN 25);
  • connecting flanges: DIN 2501, part 1;
  • sealing surfaces: DIN 2526, “C” type;
  • sealing: 17% Cr/ 17% Cr;
  • body: straight with flanges;
  • closing element: flexible wedge gate;
  • actuating stem: rising, with thread;
  • mounting position: indifferent;
  • closing achieved by means of handwheel.

Working and testing regime

Nominal pressure, bar Temperature,°C Testing pressure, bar
120 200 250 Strength Tightness
Max. working pressure, bar
25 25 22 20 38 28
]]> Adjustable And Positive Flanged Chokes https://www.petal.ro/en/product/adjustable-and-positive-flanged-chokes-2/ Tue, 22 Oct 2019 11:49:48 +0000 https://www.petal.ro/product/adjustable-and-positive-flanged-chokes-2/ Destination:

The Adjustable and Positive Chokes are designed and manufactured in accordance with API 6A, for pressures up to 10,000 PSI (700 bar).
These chokes are available in a large sizes range, and with various trims depending upon customer requirements.
The products are designed to perform according to the requirements of PR1 Performance Requirement Level and, on request, PSL1, PSL2 and PSL3 Product Specification Levels.
About Material class and Temperature classification, see Appendix A.
By means of a conversion kit, the adjustable type choke can very easily be converted to positive type choke. A wing union cap interchangeable with the adjustable type allows quick replacement of the choke bean.
Dimensions beyond range of afore mentioned table may be offered on request.

Technical and constructive characteristics

DN
inches		 PN
PSI

R/Bx

D1/n x d

Net weight
kos
2 1/16 2,000 R23 127/8×16 48,00
5,000 R24 165/8×24 58,00
10,000 Bx152 158,8/8×20 65,00
2 9/16 3,000
(5,000)		 R27 191/8×27 78,00
10,000 Bx153 184,2/8×24 70,00
3 1/8 3,000 R31 191/8×24 78,00
4 1/16 3,000 R37 235/8×33 138,00
]]> RSDM Type Straight Gate Valves https://www.petal.ro/en/product/rsdm-type-straight-gate-valves/ Tue, 22 Oct 2019 11:49:48 +0000 https://www.petal.ro/product/rsdm-type-straight-gate-valves/ Destination:

This type of valves is used in the oilfield industry for drilling and production operations for nominal pressures of 350 bar (5000 PSI) and temperatures up to 60°C.
Working medium: water, drilling mud.

Contents:

1. Valve body 410-620 / SR ISO 9477
2. Body cap 410-620/ SR ISO 9477
3. Gasket rubber
4. Stem IC45 / SR EN 10083
5. Wear plate “
6. Threaded body sub 2;3;4 in “
7. Stud bolt 42CrMo4 / SR EN 10083
8. Nut IC60 / SR EN 10083
9. Pressure bush S235JRG1/SR EN 10027
10. Packing stem rubber
11. Stem nut 20MoNi35X / STAS 791
12. Nut bearing “
13. Plug IC45 / SR EN 10083
14. Lubricator subassy
15. Handwheel welded subassy
16. Protector “
17. Ball 11,113 RUL 2 / STAS 1456/1
18. Lubricator subassy
19.“O”-ring rubber

Technical and constructive characteristics

PN DN
(in)		 L
(mm)		 H
(mm)		 D
(mm) 		Net weight
350 bar
(5 000 PSI) 		2 230 470 450 36,75
3 280 600 520 81,00
4 340 720 545 101,20

Constructive characteristics of the main components:

The products provide easy operation, tight shut offs, long periods before overhaul and quick replacement of spare parts without taking them off the circuits.
Body shape – round, casted or forged
Closing element – straight gate
Stem – full rising, one piece forged gate and stem. Shows at a glance if valve is open, partial open or closed.
Body cap and Valve body are fasteneted by threaded stud bolts.
The valve is connected at the pipe by threaded body sub (2;3;4 in LP).

Working and testing regime

Nominal pressure
PSI 		Working pressure
PSI 		Testing pressure
PSI
Strength Tightness
5000 5000 1,5 x PN (7500 PSI) 1 x PN (5000 PSI)

Body-gate sealing: metal on rubber
Stem packing: rubber sheet

Main materials:

  • Body cap and valve body: cast or forged high quality carbon steel
  • Stem: forged high quality carbon steel
]]> Adjustable And Positive Studded Chokes https://www.petal.ro/en/product/adjustable-and-positive-studded-chokes-2/ Tue, 22 Oct 2019 11:49:48 +0000 https://www.petal.ro/product/adjustable-and-positive-studded-chokes-2/ Destination:

The Adjustable and Positive Chokes are designed and manufactured in accordance with API 6A, for pressures up to 10,000 PSI (700 bar).
These chokes are available in a large sizes range, and with various trims depending upon customer requirements.
The products are designed to perform according to the requirements of PR1 Performance Requirement Level and, on request, PSL1, PSL2 and PSL3 Product Specification Levels.
About Material class and Temperature classification, see Appendix A.
By means of a conversion kit, the adjustable type choke can very easily be converted to positive type choke. A wing union cap interchangeable with the adjustable type allows quick replacement of the choke bean.
Dimensions beyond range of afore mentioned table may be offered on request.

Technical and constructive characteristics

DN
inches		 PN
PSI		 R/Bx D1/n x d Net weight
kos
2 1/16 2,000 R23 127/8×16 48,00
5,000 R24 165/8×24 58,00
10,000 Bx152 158,8/8×20 65,00
2 9/16 3,000
(5,000)		 R27 191/8×27 78,00
10,000 Bx153 184,2/8×24 70,00
3 1/8 3,000 R31 191/8×24 78,00
4 1/16 3,000 R37 235/8×33 138,00
]]> Steel Wedge Gate Valves With Nonrising Stem https://www.petal.ro/en/product/steel-wedge-gate-valves-with-nonrising-stem/ Tue, 22 Oct 2019 11:49:48 +0000 https://www.petal.ro/product/steel-wedge-gate-valves-with-nonrising-stem/ Destination:

The wedge gate valves are used for a complete or partial shutting-off of a fluid flow as well as for resuming the initial flow of the same fluid, for nominal pressures of 140, 210, 350 bar (2000, 3000, 5000 PSI) .
Working medium: water, gases, petroleum products and other similar fluids with a light corrosive action.

Contents

1. Body
2. Cover
3. Stem
4. Stud
5. Nut
6. Gasket
7. Gate
8. Sealing rings
9. Gasket
10. Hand wheel

Technical and constructive characteristics

PN
(PSI)

DN
(in)

d1
(mm)

d2
(mm)

n x d3

H
(mm)

d4
(mm)

L
(mm)

b
(mm)

D
(mm)

Weight
2000
2 1/16
165
127
8 x 18
400
82,5
295
33,3
250
48
2 9/16
190
149,2
8 x 22
440
101,6
333
36,5
320
74
3 1/8
210
168,5
8 x 22
460
123,8
359
39,7
320
82
4 1/16
275
215,9
8 x 26
515
149,2
435
46
360
161
3000
2 1/16
215
165,1
8 x 26
460
95,2
371
46,1
320
92
2 9/16
245
190,5
8 x 28
520
107,9
422
49,2
320
105
3 1/8
240
190,5
8 x 26
480
123,8
435
46,1
360
125
4 1/16
295
235
8 x 32
540
149,2
511
52,4
450
190
5000
2 1/16
215
165,1
8 x 26
480
95,2
371
46,1
320
101
2 9/16
245
190,5
8 x 30
530
107,9
422
49,3
320
108
3 1/8
270
203,2
8 X 33
570
136,5
473
55,6
360
169
4 1/16
310
241,3
8 X 36
700
161,9
549
62
500
205

Operating and constructive characteristics

Designed in accordance with API specification 6A requirements.
The products are designed to perform according to the requirements of PR1 Performance Requirement Level and, on request, PSL1, PSL2 and PSL3 Product Specification Levels.
About Material class and Temperature classification, see Appendix A.
Body shape – straight, with round top flange.
Closing element – monoblock wedge gate.
Sealing of the passing section on the seat: 17%Cr/17%Cr or simple metal-to-metal.
Acting stem: nonrising, rotating, threaded.
The valve is connected to the pipe by flanges provided with sealing metallic rings.
Mounting position: indifferent
Acting: by turning of handwheel
The valve is connected to the pipe by flanges provided with “R” type sealing metallic rings.

Working and testing regime

Nominal pressure
PSI 		Working pressure
PSI 		Testing pressure
PSI
120oC Strength Tightness
2000 2000 4000 2000
3000 3000 6000 3000
5000 5000 10000 5000
]]> Appendix A2 https://www.petal.ro/en/product/appendix-a2-2/ Tue, 22 Oct 2019 11:49:48 +0000 https://www.petal.ro/product/appendix-a2-2/ Materials for Gate Valves

Working temperature

Temperature class Operating range
° F ° C
Min. Max. Min. Max.
K -70 180 -60 82
L -50 180 -46 82
P -20 180 -29 82
R Room temperature Room temperature
S 0 150 -18 66
T 0 180 -18 82
U 0 250 -18 121
V 35 250 2 121

Working fluids (according with Material class)

Fluids class Partial pressure
H2S CO2 API class material
General service Noncorrosive <0,35 x 10-3 <0,05 AA
Light corrosive 0,05-0,21 BB
Temperature and
high corrosive		 >0,21 CC
Sour service (in acc.
With NACE MR-01 75)		 Noncorrosive >0,35 x 10-3 >0,05 DD
Light corrosive 0,05-0,21 EE
Temperature and
high corrosive		 >0,21 FF

Materials for Valves

  AA BB CC DD EE FF
Body A487-4C
A322-4130		 A276-410 A487-4C
A322-4130
HB max. 235		 A276-410
HB max.235
Bonnet A487-4C
A322-4130		 A276-410 A487-4C
A322-4130
HB max. 235		 A276-410
HB max.235
Stem A322-4130
Nitride		 A276-410
Nitride		 A322-4130
HB max. 235
Nitride		 17-4PH
(HRC 29-33)
Gate A276-410
HB max. 235
Seat
Studs and nuts B7/2H or L7/2H1) B7M/2HM or L7M/2HM1)
Ring gasket API 6A/S4 F 304L API 6A/S4 F 304L

1) – only for Temp. class L, K

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