qilong valve certficate

Forged Steel Gate Valve

Design: 

API 602: Steel Wedge Gate Valve for Sizes DN 100 and Smaller for the Petroleum and Natural Gas Industries.

BS 5352: Specification for Steel Wedge Gate Valves 50 mm and Smaller for the Petroleum, Petrochemical and Allied Industries.

Connection: ASME B16.34 Valves Flanged, Threaded and Welding Ends

Flange: ASME B16.5 Pipe Flanges and Flanged Fittings: NPS 1/2 through 24 ASME B16.47 Series A Large Diameter Steel Flanges: NPS 26 Through NPS 60 Metric/Inch Standard

Butt Weld:ASME B16.25 Buttwelding Ends

Face to face:ASME B16.10 Face to Face and End to End Dimensions of Valves MSS SP-25 Standard Marking System for Valves, Fittings, Flanges and Unions BB, OS&Y: Bolt Bonnet, Outside screw and Yoke

Size Range: 1/2" - 8" /DN15-DN200

Pressure rating: ANSI Class150LB- 2500LB / PN16- PN100

Materials:

Forged Steel:  ASTM A105, ASTM A350 LF1, ASTM A350 LF2, etc.

Stainless Steel:  ASTM A182 304 , ASTM A182 304L, ASTM A182 316, ASTM A182 316L, ASTM A350 F11, ASTM A350 F22, ASTM A350 F51, ASTM F347, etc.

* Operation: Handwheel, Gearbox

* Test : API598

* Report: CHEMICAL ANALYSIS OF MATERIAL CERTIFAICATE EN 10204 3.1B

Forged Steel Gate Valve: 800LB

Standard Material Specification

NO. Part Name CS to ASTM AS to ASTM SS to ASTM
A105 F22 F304(L) F316(L)
1 Body A105 A182F22 A182F304(L) A182F316(L)
2 Seat Ring A276420 A276304 A276304(L) A276316(L)
3 Wedge A182F430&410 A182F304 A182F304(L) A182F316(L)
4 Stem A182F6 A182F304 A182F304(L) A182F316(L)
5 Gasket Corrugated SS+graphite SS+PTFE
6 Bonnet A105 A276f304 A276F304(L) A276F316(L)
7 Bonnet Bolt A193B7 A193B16 A193B8 A193B8M
8 Pin A276420 A276 304
9 Gland A276410 A182F304(L) A182F316(L)
10 Gland Eyebolt A193B7 A193B16 A193B8 A193B8M
11 Gland Flange A105 A182F11 A182F304(L) A182F316(L)
12 Gland Nut A1942H A1944 A1948 A1948M
13 Yoke Nut A276420
14 H.W.Lock Nut A1942H A1944 A1948 A1948M
15 Nameplate SS
16 Handwheel A197
17 Bearing Gasket A473431  
18 Stem Packing Flexible PTFE
Suitable Medium W.O.G.etc W.O.G.etc HNO 3 ,CH 3 OOH etc
Suitable Temperature —29℃~425℃ —29℃~550℃ —29℃~200℃

Note: Other materials are available upon request. CS=Carbon Steel; AS=Alloy Steel; SS=Stainless Steel.   Dimension (mm) and Weight (Kg)

NPS Conv. 3/8" 1/2" 3/4" 1" 11/4" 11/2" 2"  
Full   3/8" 1/2" 3/4" 1" 11/4" 11/2" 2"
L 79 79 92 111 120 120 140 178
H(Open) 158 158 169 197 236 246 283 330
W 100 100 100 125 160 160 180 200
Weight Bolted 2.1 2.0 2.3 4.3 5.9 6.9 11.1 15.2
Welded 1.8 1.7 2.0 3.8 5.1 6.1 10.2 14.2

Forged steel gate valve: 900LB~1500LB Standard Material Specification

NO. Part Name CS to ASTM AS to ASTM SS to ASTM
A105 F22 F304(L) F316(L)
1 Body A105 A182F22 A182F304(L) A182F316(L)
2 Seat Ring A276420 A276304 A276304(L) A276316(L)
3 Wedge A182F430&410 A182F304 A182F304(L) A182F316(L)
4 Stem A182F6 A182F304 A182F304(L) A182F316(L)
5 Gasket Corrugated SS+graphite SS+PTFE
6 Bonnet A105 A182F22 A182F304(L) A182F316(L)
7 Bonnet Bolt A193B7 A193B16 A193B8 A193B8M
8 Pin A276420 A182F304
9 Gland A276410 A182F304(L) A182F316(L)
10 Gland Eyebolt A193B7 A193B16 A193B8 A193B8M
11 Gland Flange A105 A182F11 A182F304(L) A182F316(L)
12 Gland Nut A1942H A1944 A1948 A1948M
13 Yoke Nut A276420
14 H.W.Lock Nut A1942H A1944 A1948 A1948M
15 Nameplate SS
16 Handwheel A197
17 Bearing Gasket A473431
18 Stem Packing Flexible PTFE
Suitable Medium W.O.G.etc W.O.G.etc HNO 3 ,CH 3 OOH etc
Suitable Temperature —29℃~425℃ —29℃~550℃ —29℃~200℃

Note: Other materials are available upon request. CS=Carbon Steel; AS=Alloy Steel; SS=Stainless Steel.   Dimension (mm) and Weight (Kg)

NPS Conv. 3/8" 1/2" 3/4" 1" 11/4" 11/2" 2"  
Full   3/8" 1/2" 3/4" 1" 11/4" 11/2" 2"
L 92 111 111 120 120 140 178 210
H(Open) 169 197 197 236 246 283 330 354
W 100 125 125 160 160 180 200 240
Weights Bolted 2.5 4.3 4.2 6.6 8.8 12.5 17.2 23.5
Welded 2.4 4.2 4.0 6.3 8.7 12.1 17.2 22.0