Manufacturers & Exporters of
Valves, Fittings & Boiler Mountings

AV-271B Cast Carbon Steel Piston Valve, Flanged Ends, Class-300

AV-271B | Cast Carbon Steel Piston Valve, Flanged Ends, Class-300

Features

Product Standard

ASME B16.34

Testing Standard

API-598

Pressure / Class Rating

Class-300

Body Material Cum Standard

Cast Carbon Steel (ASTM A216 Gr. WCB)

Product Description

Bolted Bonnet, Rising Stem, Handwheel Operated

Type of Seat

Renewable Seat

Type of Disc

Renewable Piston

Trim

Valve Rings: Atam Standard, Spacer & Piston: 13% Cr. (SS 410)

End Details

Flanged Ends as per ASME B16.5 Class-300 Raised Face (Drilled)

Test Pressure

Body: 77 Bar (Hyd.), Seat: 57 Bar (Hyd.), Seat: 7 Bar (Air)

Max. Working Temperature

425°C

Application Medium

Super Heated Steam, Condensate, Thermic Fluids, Hydro Carbons, Chemicals

Notes

Test Certificate in Form III-C as per IBR is furnished with every supply.
Balanced piston arrangement is available in sizes 65mm & above, to address high torque.
Contact for other service applications.

Suitability

Water

Steam

Gas

Oil

Air

Download PDF Product Inquiry

Material Combination

S.No	Description	No.	Material	Specifications
1	Body	1	Cast Steel	ASTM A 216 Gr. WCB
2	Lower Valve Ring	1	Atam Standard	S.S. Re-inforced Graphite
3	Spacer	1	Stainless Steel	ASTM A 217 Gr. CA 15
4	Upper Valve Ring	1	Atam Standard	S.S. Re-inforced Graphite
5	Piston*	1	Stainless Steel	ASTM A 276 TP 410
6	Bonnet	1	Cast Steel	ASTM A 216 Gr. WCB
7	Stem Nut	1	Aluminium Bronze	BS 1982 Gr. CC 331G
8	Handwheel	1	Cast Iron / Mild Iron	GG 20/FG 200/MI
9	Handwheel Nut	1	Carbon Steel	–
10	Stem	1	Stainless Steel	ASTM A 276 TP 410
11	Nut	4	Carbon Steel	ASTM A 194 Gr. 2H
12	Belleville Washers	4	Carbon Steel	–
13	Stud & Nut	4	Alloy Steel & H.T. Steel	ASTM A 193 Gr. B7 / ASTM A 194 Gr. 2H

Download PDF Product Inquiry

Dimensional Data

øDN	FF	H	øHW	øFD	FT	RFD	RFH	øK	n	ød
25	203	154	140	125	16	51	2	89	4	19
40	229	185	200	155	19	73	2	114.3	4	22
50	267	210	200	165	20.7	92	2	127	8	19
65	292	320	250	190	24	105	2	149.2	8	22
80	318	330	250	210	27	127	2	168.3	8	22
100	356	390	280	255	30.2	157.2	2	200	8	22

Download PDF Product Inquiry

AV-271B | Cast Carbon Steel Piston Valve, Flanged Ends, Class-300

Product Inquiry

Features

Product Standard

ASME B16.34

Testing Standard

API-598

Pressure / Class Rating

Class-300

Body Material Cum Standard

Cast Carbon Steel (ASTM A216 Gr. WCB)

Product Description

Bolted Bonnet, Rising Stem, Handwheel Operated

Type of Seat

Renewable Seat

Type of Disc

Renewable Piston

Trim

Valve Rings: Atam Standard, Spacer & Piston: 13% Cr. (SS 410)

End Details

Flanged Ends as per ASME B16.5 Class-300 Raised Face (Drilled)

Test Pressure

Body: 77 Bar (Hyd.), Seat: 57 Bar (Hyd.), Seat: 7 Bar (Air)

Max. Working Temperature

425°C

Application Medium

Super Heated Steam, Condensate, Thermic Fluids, Hydro Carbons, Chemicals

Notes

Test Certificate in Form III-C as per IBR is furnished with every supply.
Balanced piston arrangement is available in sizes 65mm & above, to address high torque.
Contact for other service applications.

Download PDF

Suitability

Water

Steam

Gas

Oil

Air

Material Combination

S.No Description No. Material Specifications

1 Body 1 Cast Steel ASTM A 216 Gr. WCB

2 Lower Valve Ring 1 Atam Standard S.S. Re-inforced Graphite

3 Spacer 1 Stainless Steel ASTM A 217 Gr. CA 15

4 Upper Valve Ring 1 Atam Standard S.S. Re-inforced Graphite

5 Piston* 1 Stainless Steel ASTM A 276 TP 410

6 Bonnet 1 Cast Steel ASTM A 216 Gr. WCB

7 Stem Nut 1 Aluminium Bronze BS 1982 Gr. CC 331G

8 Handwheel 1 Cast Iron / Mild Iron GG 20/FG 200/MI

9 Handwheel Nut 1 Carbon Steel –

10 Stem 1 Stainless Steel ASTM A 276 TP 410

11 Nut 4 Carbon Steel ASTM A 194 Gr. 2H

12 Belleville Washers 4 Carbon Steel –

13 Stud & Nut 4 Alloy Steel & H.T. Steel ASTM A 193 Gr. B7 / ASTM A 194 Gr. 2H

Dimensional Data

øDN FF H øHW øFD FT RFD RFH øK n ød

25 203 154 140 125 16 51 2 89 4 19

40 229 185 200 155 19 73 2 114.3 4 22

50 267 210 200 165 20.7 92 2 127 8 19

65 292 320 250 190 24 105 2 149.2 8 22

80 318 330 250 210 27 127 2 168.3 8 22

100 356 390 280 255 30.2 157.2 2 200 8 22

Products (By End Connection)

Screwed

AV-1

Bronze Union Bonnet Globe Valve No.9, Screwed Ends, PN-20 / Class-150

AV-6

Bronze Globe Valve No.5, Screwed Ends, PN-20

AV-7

Bronze Horizontal Lift Check Valve No.4, Screwed Ends, PN-16

AV-8

Bronze Globe Valve No.4, Screwed Ends, PN-16

AV-12

Bronze Thermodynamic Steam Trap, Screwed Ends

AV-14

Bronze Y-Type Strainer, Screwed Ends

AV-16A

Bronze Gland Packed Water Level Gauge, Screwed Ends

AV-24

Bronze Feed Check Valve, Screwed Ends

AV-26

Bronze Angle Check Valve, Screwed Ends, PN-16

AV-27

Bronze Horizontal Lift Check Valve No.5, Screwed Ends, PN-20

AV-28

Bronze Horizontal Lift Check Valve No.5, Screwed Ends, PN-20

AV-29

Bronze Horizontal Lift Check Valve No.5, Screwed Ends, PN-20

AV-30

Bronze Needle Valve No.4, Screwed Ends, PN-16

AV-31

Bronze Sight Flow Indicator, Screwed Ends

AV-32

Bronze Sight Flow Indicator, Screwed Ends

AV-34

Bronze Union Cover Horizontal Lift Check Valve No.9, Screwed Ends, PN-20 / Class-150

AV-35

Bronze Globe Steam Stop Valve No.5, Screwed Ends, PN-20

AV-36

Bronze Pressure Relief Valve, Screwed Ends

AV-37

Bronze Pressure Relief Valve, Screwed Ends

AV-40

Bronze Globe Valve No.4, Screwed Ends, PN-16

AV-51

Bronze Horizontal Lift Check Valve No.4, Screwed Ends, PN-16

AV-57

Bronze Gland Cock, Screwed Ends

AV-64

Bronze Plug Cock (Main Cock), Screwed Ends

AV-69

Bronze Globe Valve No.5, Screwed Ends

AV-70

Bronze Angle Globe Valve No.4, Screwed Ends, PN-16

AV-74

Bronze Gate Valve, Screwed Ends

AV-76

Bronze Swing Check Valve, Screwed Ends, PN-16

AV-79

Bronze Vertical Lift Check Valve, Screwed Ends

AV-80

Bronze Vertical Lift Check Valve, Screwed Ends, PN-20

AV-86

Bronze Foot Valve, Screwed Ends, PN-20

AV-90

Bronze Foot Valve, Screwed Ends, PN-20

AV-92

Bronze Globe Valve, Mixed Ends

AV-92A

Bronze Gate Valve, Mixed Ends

AV-93

Bronze Gate Valve, Flanged Ends

AV-96E

Cast Iron Butterfly Valve, PN-16

AV-101

Bronze Vertical Lift Check Valve, Screwed Ends, Class-1

AV-102

Bronze Gate Valve, Screwed Ends, Class-1

AV-105

Bronze Globe Valve, Screwed Ends, Class-1

AV-106

Bronze Horizontal Lift Check Valve, Screwed Ends, Class-1

AV-110

Bronze Gate Valve, Screwed Ends, Class-2

AV-111

Bronze Gate Valve, Screwed Ends, Class-2

AV-114

Bronze Globe Valve, Screwed Ends, Class-2

AV-115

Bronze Horizontal Lift Check Valve, Screwed Ends, Class-2

AV-120

Bronze Gate Valve, Screwed Ends, Class-1

AV-122

Bronze Gate Valve, Screwed Ends, Class-2

AV-124

Bronze Globe Valve, Screwed Ends, Class-1

AV-126

Bronze Globe Valve, Screwed Ends, Class-2

AV-131

Cast Iron Dual Plate Check Valve, Class-125

AV-134

Cast Iron Y-Type Strainer, Screwed Ends

FV-501

Bronze Ball Valve, Screwed Ends, PN-20

FV-503

Cast Iron Ball Valve, Screwed Ends, Class-125

FV-505

Forged Brass Ball Valve, Screwed Ends, PN-25

FV-506

Bronze Ball Valve with Strainer, Screwed Ends, PN-20

FV-507

Investment Casting Stainless Steel (CF8) Ball Valve, Screwed Ends

FV-508

Investment Casting Stainless Steel (CF8M) Ball Valve, Screwed Ends

FV-511

Investment Casting Stainless Steel (CF8) Ball Valve, Screwed Ends

FV-512

Investment Casting Stainless Steel (CF8M) Ball Valve, Screwed Ends

FV-513

Investment Casting Stainless Steel (CF8) Ball Valve, Screwed Ends, Class-800

FV-514

Investment Casting Stainless Steel (CF8M) Ball Valve, Screwed Ends, Class-800

FV-515

Investment Casting Carbon Steel (WCB) Ball Valve, Screwed Ends, Class-800

AV-201

Bronze Globe Steam Stop Valve, Screwed Ends

AV-203

Bronze Auxiliary Steam Stop Valve, Screwed Ends

AV-208

Bronze Y-Type Strainer, Screwed Ends

AV-210

Bronze Horizontal Lift Check Valve, Screwed Ends

AV-220

Bronze Thermodynamic Steam Trap, Screwed Ends

AV-222

Bronze Fusible Plug, Screwed Ends

AV-223

Bronze Fusible Plug, Screwed Ends

AV-227

Bronze Vertical Non-Return Valve, Screwed Ends

AV-229

Bronze Pressure Reducing Valve, Screwed Ends

AV-230

Bronze Safety Valve, Screwed Ends

AV-230A

Bronze Safety Valve, Flanged Ends

AV-231

Bronze Safety Valve, Screwed Ends

AV-232

Bronze Safety Valve, Screwed Ends

AV-234

Bronze Safety Valve, Screwed Ends

AV-238

Bronze Sight Flow indicator, Screwed Ends

AV-239

Bronze Inspector's Test Gauge Cock, Screwed Ends

AV-241

Bronze Pressure Gauge Cock, Screwed Ends

AV-242

Bronze Fusible Plug, Screwed Ends

AV-256

Cast Iron Y-Type Strainer, Flanged Ends

AV-257

Cast Iron Y-Type Strainer, Screwed Ends

AV-260

Cast Iron Vertical Inverted Bucket Type Steam Trap, Screwed Ends

AV-269

Cast Iron Ball Float Steam Trap, Screwed Ends

AV-271B

Cast Carbon Steel Piston Valve, Flanged Ends, Class-300

AV-300

Drop Forged Stainless Steel Thermodynamic Steam Trap, Screwed Ends

AV-301

Drop Forged Steel Gate Valve, Screwed Ends, Class-800

AV-303

Drop Forged Steel Globe Valve, Screwed Ends, Class-800

AV-305

Drop Forged Steel Horizontal Lift Check Valve, Screwed Ends, Class-800

AV-311

Drop Forged Stainless Steel Needle Valve, Screwed Ends, Class-800

AV-537

Stainless Steel 90˚ Elbow (AV-537A Reducing Elbow), PN-25

AV-538

Stainless Steel Tee (AV-538A Reducing Tee), PN-25

AV-534

Stainless Steel Street Elbow, PN-25

AV-531

Stainless Steel Cross, PN-25

AV-540

Stainless Steel Union, PN-25

AV-529

Stainless Steel Round Cap, PN-25

AV-544

Stainless Steel Square Plug / Dummy, PN-25

AV-532

Stainless Steel Hex Nut, PN-25

AV-543

AV-543 Stainless Steel Reducing Hex Bushing, PN-25

AV-533

Stainless Steel Reducing Socket, PN-25

AV-541

Stainless Steel Hex Nipple, PN-25

AV-539

Stainless Steel Socket, PN-25

AV-535

AV-535 Stainless Steel Reducing Hex Nipple, PN-25

AV-542

Stainless Steel Hose Nipple, PN-25

AV-547

Stainless Steel Coupling, PN-25

AV-530

Stainless Steel Hex Cap, PN-25

AV-536

AV-536 Stainless Steel Elbow Union, PN-25

AV-545

AV-545 Stainless Steel Elbow 45˚, PN-25

AV-546

Stainless Steel Hex Head Plug, PN-25

IC-01

Investment Casting Stainless Steel (CF8) Union Bonnet Globe Valve No.9, Screwed Ends, PN-25

IC-06

Investment Casting Stainless Steel (CF8) Globe Valve No.5, Screwed Ends, PN-20

IC-14

Investment Casting Stainless Steel (CF8) Y-Type Strainer, Screwed Ends, PN-20

IC-29

Investment Casting Stainless Steel (CF8) Horizontal Lift Check Valve No.5, Screwed Ends, PN-25

IC-34

Investment Casting Stainless Steel (CF8) Union Cover Horizontal Lift Check Valve No.9, Screwed Ends, PN-25

IC-40

Investment Casting Stainless Steel (CF8) Globe Valve No. 4, Screwed Ends, PN-16

IC-51

Investment Casting Stainless Steel (CF8) Horizontal Lift Check Valve No. 4, Screwed Ends, PN-16

IC-76

Investment Casting Stainless Steel (CF8) Swing Check Valve, Screwed Ends, PN-16

IC-79

Investment Casting Stainless Steel (CF8) Vertical Lift Check Valve, Screwed Ends

IC-87

Investment Casting Stainless Steel (CF8) Multi Utility Check Valve, Screwed Ends

IC-99

Investment Casting Stainless Steel (CF8) Gate Valve, Screwed Ends, PN-16

AV-132

Investment Casting Stainless Steel (CF8) Pressure Reducing Valve, Screwed Ends

AV-504

Investment Casting Stainless Steel (CF8) Butterfly Handle Ball Valve, Screwed Ends, PN-40

AV-505

Investment Casting Stainless Steel (CF8) Ball Valve, Screwed Ends, PN-40

AV-507

Investment Casting Stainless Steel (CF8) Ball Valve, Screwed Ends

AV-508

Investment Casting Stainless Steel (CF8M) Ball Valve, Screwed Ends

AV-268

Investment Casting Stainless Steel (CF8) Non Slam Check Valve, PN-10/16, Class-150

AV-268A

Investment Casting Stainless Steel (CF8) Non Slam Check Valve, Class-300

AV-270

Investment Casting Stainless Steel (CA15) Thermodynamic Steam Trap, Screwed Ends

IC-132

Cast Stainless Steel (CF8) CompactPressure Reducing Valve, Screwed Ends, PN-16

IC-31

Test & Drain C.S.S. Ball Valve for Sprinkler System

Manufacturers & Exporters of
Valves, Fittings & Boiler Mountings

Manufacturers & Exporters of
Valves, Fittings & Boiler Mountings

AV-271B Cast Carbon Steel Piston Valve, Flanged Ends, Class-300

Features

Suitability

Material Combination

Dimensional Data

Product Inquiry

Features

Suitability

Material Combination

Dimensional Data

øDN FF H øHW øFD FT RFD RFH øK n ød

25 203 154 140 125 16 51 2 89 4 19

40 229 185 200 155 19 73 2 114.3 4 22

50 267 210 200 165 20.7 92 2 127 8 19

65 292 320 250 190 24 105 2 149.2 8 22

80 318 330 250 210 27 127 2 168.3 8 22

100 356 390 280 255 30.2 157.2 2 200 8 22

AV-271B Cast Carbon Steel Piston Valve, Flanged Ends, Class-300

Enter Product Query

Products (By End Connection)

Atam Valves Limited

1051, Outside Industrial Area,
Jalandhar – 144004. Punjab. INDIA

Mobile : +91 98888 10461
Phone : +91 181 5001111
Fax: +91 181 2290611
Email : sales@atamfebi.com

Atam Valves Limited

1051, Outside Industrial Area,
Jalandhar – 144004. Punjab. INDIA

Mobile : +91 98888 10461
Phone : +91 181 5001111
Fax: +91 181 2290611
Email : sales@atamfebi.com

Manufacturers & Exporters ofValves, Fittings & Boiler Mountings

Manufacturers & Exporters ofValves, Fittings & Boiler Mountings

AV-271B Cast Carbon Steel Piston Valve, Flanged Ends, Class-300

Features

Suitability

Material Combination

Dimensional Data

Product Inquiry

Features

Suitability

Material Combination

Dimensional Data

øDN FF H øHW øFD FT RFD RFH øK n ød 25 203 154 140 125 16 51 2 89 4 19 40 229 185 200 155 19 73 2 114.3 4 22 50 267 210 200 165 20.7 92 2 127 8 19 65 292 320 250 190 24 105 2 149.2 8 22 80 318 330 250 210 27 127 2 168.3 8 22 100 356 390 280 255 30.2 157.2 2 200 8 22

AV-271B Cast Carbon Steel Piston Valve, Flanged Ends, Class-300

Enter Product Query

Products (By End Connection)

Atam Valves Limited

1051, Outside Industrial Area, Jalandhar – 144004. Punjab. INDIA

Mobile : +91 98888 10461 Phone : +91 181 5001111 Fax: +91 181 2290611 Email : sales@atamfebi.com

Atam Valves Limited

1051, Outside Industrial Area, Jalandhar – 144004. Punjab. INDIA

Mobile : +91 98888 10461 Phone : +91 181 5001111 Fax: +91 181 2290611 Email : sales@atamfebi.com

Manufacturers & Exporters of
Valves, Fittings & Boiler Mountings

Manufacturers & Exporters of
Valves, Fittings & Boiler Mountings

øDN FF H øHW øFD FT RFD RFH øK n ød

25 203 154 140 125 16 51 2 89 4 19

40 229 185 200 155 19 73 2 114.3 4 22

50 267 210 200 165 20.7 92 2 127 8 19

65 292 320 250 190 24 105 2 149.2 8 22

80 318 330 250 210 27 127 2 168.3 8 22

100 356 390 280 255 30.2 157.2 2 200 8 22

1051, Outside Industrial Area,
Jalandhar – 144004. Punjab. INDIA

Mobile : +91 98888 10461
Phone : +91 181 5001111
Fax: +91 181 2290611
Email : sales@atamfebi.com

1051, Outside Industrial Area,
Jalandhar – 144004. Punjab. INDIA

Mobile : +91 98888 10461
Phone : +91 181 5001111
Fax: +91 181 2290611
Email : sales@atamfebi.com