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Valves, Fittings & Boiler Mountings

AV-285A Cast Carbon Steel Spring Loaded Full-Lift Safety Valve

AV-285A | Cast Carbon Steel Spring Loaded Full-Lift Safety Valve

Features

Spring Loaded, Full Lift, Renewable Seat & Disc, SS Trim
Inlet Flanged to ASME B16.5 Class-300

Test Pressure
Body : 700 Psi g (Hyd.)
Set Pressure : Max. 350 Psi g

Suitability

Water

Steam

Gas

Oil

Air

Download PDF Product Inquiry

Material Combination

P.No.	Name of Part	Material	Specification	Nos.
1	Nozzle	Stainless Steel / Cast Carbon Steel	ASTM A276 TYPE 410 / ASTM A217 Gr. CA15 + Stellite	1
2	Regulating Ring	Bronze	IBR 282 (a) (iv) Gr.B	1
3	Screw	Carbon Steel	–	1
4	Disc	Stainless Steel / Cast Carbon Steel	ASTM A276 TYPE 410 / ASTM A217 Gr. CA15 + Stellite	1
5	Body	Cast Carbon Steel	ASTM A216 Gr. WCB	1
6	Disc Guide	Stainless Steel / Cast Carbon Steel	ASTM A276 TYPE 410 / ASTM A217 Gr. CA15	1
7	Lower Spring Disc	Carbon Steel	–	1
8	Studs And Nuts	Carbon Steel	–	–
9	Stem	Stainless Steel	ASTM A276 TYPE 410	1
10	Spring	Carbon Steel	IBR 307 TO 314	1
11	Upper Spring Disc	Carbon Steel	–	1
12	Yoke’	Cast Carbon Steel	ASTM A216 Gr. WCB	1
13	Adjusting Screw	Stainless Steel	ASTM A276 TYPE 410	1
14	Pin	Steel	–	1
15	Locking Nut	Steel	–	1
16	Cap	Cast Carbon Steel	ASTM A216 Gr. WCB	1
17	Nut	Carbon Steel	–	1
18	Fulcrum	S.G. Iron	–	1
19	Lever	S.G. Iron	–	1

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Dimensional Data

Nominal Size (mm)	CF ±2	CF1 ±2	ØFD	ØFD1	ØRFD	FT	FT1	H	Weight (Kgs.)
25×50	117	104.5	125	165	92.1	17.9	22.7	498	21.200
40×80	127	120	155	210	127	21.1	29	560	28.100
50×100	150	157	165	255	157.2	22.7	32.2	–	–

Download PDF Product Inquiry

AV-285A | Cast Carbon Steel Spring Loaded Full-Lift Safety Valve

Product Inquiry

Features

Spring Loaded, Full Lift, Renewable Seat & Disc, SS Trim
Inlet Flanged to ASME B16.5 Class-300

Test Pressure
Body : 700 Psi g (Hyd.)
Set Pressure : Max. 350 Psi g

Download PDF

Suitability

Water

Steam

Gas

Oil

Air

Material Combination

P.No. Name of Part Material Specification Nos.

1 Nozzle Stainless Steel / Cast Carbon Steel ASTM A276 TYPE 410 / ASTM A217 Gr. CA15 + Stellite 1

2 Regulating Ring Bronze IBR 282 (a) (iv) Gr.B 1

3 Screw Carbon Steel – 1

4 Disc Stainless Steel / Cast Carbon Steel ASTM A276 TYPE 410 / ASTM A217 Gr. CA15 + Stellite 1

5 Body Cast Carbon Steel ASTM A216 Gr. WCB 1

6 Disc Guide Stainless Steel / Cast Carbon Steel ASTM A276 TYPE 410 / ASTM A217 Gr. CA15 1

7 Lower Spring Disc Carbon Steel – 1

8 Studs And Nuts Carbon Steel – –

9 Stem Stainless Steel ASTM A276 TYPE 410 1

10 Spring Carbon Steel IBR 307 TO 314 1

11 Upper Spring Disc Carbon Steel – 1

12 Yoke’ Cast Carbon Steel ASTM A216 Gr. WCB 1

13 Adjusting Screw Stainless Steel ASTM A276 TYPE 410 1

14 Pin Steel – 1

15 Locking Nut Steel – 1

16 Cap Cast Carbon Steel ASTM A216 Gr. WCB 1

17 Nut Carbon Steel – 1

18 Fulcrum S.G. Iron – 1

19 Lever S.G. Iron – 1

Dimensional Data

Nominal Size (mm) CF ±2 CF1 ±2 ØFD ØFD1 ØRFD FT FT1 H Weight (Kgs.)

25×50 117 104.5 125 165 92.1 17.9 22.7 498 21.200

40×80 127 120 155 210 127 21.1 29 560 28.100

50×100 150 157 165 255 157.2 22.7 32.2 – –

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