Manufacturers & Exporters of
Valves, Fittings & Boiler Mountings

AV-278A Cast Carbon Steel Parallel Slide Blow Off Valve, Flanged Ends, Class-300

AV-278A | Cast Carbon Steel Parallel Slide Blow Off Valve, Flanged Ends, Class-300

Features

Body Material Cum Standard

Cast Carbon Steel (ASTM A216 Gr. WCB)

Product Description

Rack & Pinion Operated, Supplied with Operating Key

Type of Seat

Renewable Seat

Type of Disc

Renewable Disc

Trim

13% Cr. (SS 410) + Stellited Facing

End Details

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

Test Pressure

Body: 700 Psig (Hyd.)

Max. Working Pressure

350 Psig (Steam)

Max. Working Temperature

400°C

Notes

Test Certificate in Form III-C as per IBR is furnished with every supply.

Suitability

Water

Steam

Gas

Oil

Air

Download PDF Product Inquiry

Material Combination

S.No	Description	No.	Material	Specifications
1	Body	1	C.C.S	ASTM A 216 Gr. WCB
2	Body Seat Ring	2	Stainless Steel	AISI 410 + Stellited
3, 4	Female Disc, Male Disc	1	Stainless Steel	AISI 410 + Stellited
5	Spring	1	Carbon Steel	IBR 307
6	Gasket	1	SP, WD, SS 304 with Graphoil Filler	–
7, 15	Studs & Nuts	To Suit	Carbon Steel	–
8	Rack	1	S.S. / C.A.S.	AISI 410 / ASTM A 217 Gr. CA15
9	Pinion	1	S.S. / C.A.S.	AISI 410 / ASTM A 217 Gr. CA15
10, 14	Bush	1	Bronze	IBR 282 (a) Gr. B
11	Bonnet	1	C.C.S.	ASTM A 216 Gr. WCB
12, 16	Gasket	1	Non Asbestos	–
13	Plug	1	Stainless Steel	AISI 410
17	Stuffing Box	1	C.C.S.	ASTM A 216 Gr. WCB
18	Gland Packing	–	Graphoil	–
19	Studs & Nuts	2 Each	Carbon Steel	–
20	Gland Flange	1	C.C.S.	ASTM A 216 Gr. WCB

Download PDF Product Inquiry

Dimensional Data

Size (mm)	L	H	ØD	FT	ØK	n	Ød	ØRFD
25	203	225	125	15.9	88.9	4	19.1	50.8
32	242	260	135	17.5	98.4	4	19.1	63.5
40	267	280	155	19.1	114.3	4	22.3	73
50	305	312	165	20.7	127	8	19.1	92.1
65	330	320	190	23.9	149.2	8	22.3	104.8

Download PDF Product Inquiry

AV-278A | Cast Carbon Steel Parallel Slide Blow Off Valve, Flanged Ends, Class-300

Product Inquiry

Features

Body Material Cum Standard

Cast Carbon Steel (ASTM A216 Gr. WCB)

Product Description

Rack & Pinion Operated, Supplied with Operating Key

Type of Seat

Renewable Seat

Type of Disc

Renewable Disc

Trim

13% Cr. (SS 410) + Stellited Facing

End Details

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

Test Pressure

Body: 700 Psig (Hyd.)

Max. Working Pressure

350 Psig (Steam)

Max. Working Temperature

400°C

Notes

Test Certificate in Form III-C as per IBR is furnished with every supply.

Download PDF

Suitability

Water

Steam

Gas

Oil

Air

Material Combination

S.No Description No. Material Specifications

1 Body 1 C.C.S ASTM A 216 Gr. WCB

2 Body Seat Ring 2 Stainless Steel AISI 410 + Stellited

3, 4 Female Disc, Male Disc 1 Stainless Steel AISI 410 + Stellited

5 Spring 1 Carbon Steel IBR 307

6 Gasket 1 SP, WD, SS 304 with Graphoil Filler –

7, 15 Studs & Nuts To Suit Carbon Steel –

8 Rack 1 S.S. / C.A.S. AISI 410 / ASTM A 217 Gr. CA15

9 Pinion 1 S.S. / C.A.S. AISI 410 / ASTM A 217 Gr. CA15

10, 14 Bush 1 Bronze IBR 282 (a) Gr. B

11 Bonnet 1 C.C.S. ASTM A 216 Gr. WCB

12, 16 Gasket 1 Non Asbestos –

13 Plug 1 Stainless Steel AISI 410

17 Stuffing Box 1 C.C.S. ASTM A 216 Gr. WCB

18 Gland Packing – Graphoil –

19 Studs & Nuts 2 Each Carbon Steel –

20 Gland Flange 1 C.C.S. ASTM A 216 Gr. WCB

Dimensional Data

Size (mm) L H ØD FT ØK n Ød ØRFD

25 203 225 125 15.9 88.9 4 19.1 50.8

32 242 260 135 17.5 98.4 4 19.1 63.5

40 267 280 155 19.1 114.3 4 22.3 73

50 305 312 165 20.7 127 8 19.1 92.1

65 330 320 190 23.9 149.2 8 22.3 104.8

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Manufacturers & Exporters of
Valves, Fittings & Boiler Mountings

Manufacturers & Exporters of
Valves, Fittings & Boiler Mountings

AV-278A Cast Carbon Steel Parallel Slide Blow Off Valve, Flanged Ends, Class-300

Features

Suitability

Material Combination

Dimensional Data

Product Inquiry

Features

Suitability

Material Combination

Dimensional Data

Size (mm) L H ØD FT ØK n Ød ØRFD

25 203 225 125 15.9 88.9 4 19.1 50.8

32 242 260 135 17.5 98.4 4 19.1 63.5

40 267 280 155 19.1 114.3 4 22.3 73

50 305 312 165 20.7 127 8 19.1 92.1

65 330 320 190 23.9 149.2 8 22.3 104.8

AV-278A Cast Carbon Steel Parallel Slide Blow Off Valve, Flanged Ends, Class-300

Enter Product Query

Products (By Standard)

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-278A Cast Carbon Steel Parallel Slide Blow Off Valve, Flanged Ends, Class-300

Features

Suitability

Material Combination

Dimensional Data

Product Inquiry

Features

Suitability

Material Combination

Dimensional Data

Size (mm) L H ØD FT ØK n Ød ØRFD 25 203 225 125 15.9 88.9 4 19.1 50.8 32 242 260 135 17.5 98.4 4 19.1 63.5 40 267 280 155 19.1 114.3 4 22.3 73 50 305 312 165 20.7 127 8 19.1 92.1 65 330 320 190 23.9 149.2 8 22.3 104.8

AV-278A Cast Carbon Steel Parallel Slide Blow Off Valve, Flanged Ends, Class-300

Enter Product Query

Products (By Standard)

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

Size (mm) L H ØD FT ØK n Ød ØRFD

25 203 225 125 15.9 88.9 4 19.1 50.8

32 242 260 135 17.5 98.4 4 19.1 63.5

40 267 280 155 19.1 114.3 4 22.3 73

50 305 312 165 20.7 127 8 19.1 92.1

65 330 320 190 23.9 149.2 8 22.3 104.8

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