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AISI 316 L Forged Steel Gate Valve / Eco Friendly Os Y Gate Valve 2500lbs
GASWWF WLD CL800 CS 13CR DN20
S/ W WEDGE TYPE WELDED BONNET GATE VALVES
DESIGN SPEC : ISO 15761
SERVICE : STEAM
TYPE OF WEDGE : SOLID
PRESSURE DESIGNATION, ASME CL : 800
FUGITIVE EMISSIONTIGHTNESS CL : C
TYPE OF STEM : OUTSIDE SCREW
TYPE OF BONNET :WELDED
TYPE OF BORE : REDUCED
SPEC TREATM, BODY SEAT FACING : STELLITE 6 FACINGS
SPECTREATM, WEDGE SEAT FACING : STELLITE 6 FACINGS
MAT, BODY : CARBON STEEL
MAT, TRIM : ALLOYSTEEL 13 CHROME
STAINLESS STEEL 316
STAINLESSSTEEL 316L
MAT, PKG, STEM, INTERMD. RINGS :
PREFORM.COMPRESS.FLEX.GRAPHITE
MAT, PKG, STEM, TOP/BOTT RINGS :CARBON YARN
MAT SPEC, BODY&BONNET : ASTM A105 NORMALISED
ASTM A216 GRADE WCB
ASTM A216 GRADE WCC
MAT SPEC, STEM : ASTM A182 GRADE F 316
ASTM A182 GRADE F 316L
ASTM A182 GRADE F 6A
MAT SPEC, GLAND FOLLOWER : AISI 316 L
AISI 316
AISI 410
MATSPEC, WEDGE&BODY SEATS : AISI 316 L
AISI 316
AISI 410
ASTM A105 NORMALISED
ASTM A216 GRADEWCB
ASTM A216 GRADE WCC
MAT SPEC, BOLT(S)&NUT(S) : ASTM A193 GRADE B7
ASTM A194 GRADE 2H
MANDATORY ADD REQRMTS : MESC SPE 77/101 2004
MESC SPE 77/202 2004
MESC SPE 77/302 2004
MESC SPE 77/312 2004
IDENTIFICATION CODE : AM 31
SIZE, DN : 20
* Gate valves conform to API 602,and ASME B 16.34
* Each are tested according to API 598,and marking is per MSS SP-25
* Full Port or Conventional Port
* Outside Screw and Yoke(OS & Y)
* Two piece self-aligning packing gland
* Bolted bonnet with spiral wound gasket, threaded and seal welded
bonnet or threaded and
pressure seal bonnet
* Integral backseat
* Socket weld ends to ASME B16.11
* Screwed Ends (NPT) to ANSI/ASME B1.20.1
Brief introduction:
Forged steel gate valves are available in three bonnet designs. The first design is the Bolted, with male-female
joint, spiral wound gasket, made in F304L/graphite.Ring joint gasket are also available on request. The second
design is the welded bonnet, with a threaded and seal welded joint. On request a full penetration strength
welded joint is available. The third design is the pressure seal bonnet, with a threaded and pressure seal bonnet
joint.
Technical Specification
* Gate valves conform to API 602,and ASME B 16.34
* Each are tested according to API 598,and marking is per MSS SP-25
* Full Port or Conventional Port
* Outside Screw and Yoke(OS & Y)
* Two piece self-aligning packing gland
* Bolted bonnet with spiral wound gasket, threaded and seal welded
bonnet or threaded and
pressure seal bonnet
* Integral backseat
* Socket weld ends to ASME B16.11
* Screwed Ends (NPT) to ANSI/ASME B1.20.1
Mail part & material
NO. | Part Name | CS to ASTM | AS to ASTM | SS to ASTM | |
Type A105 | Type F22 | Type F304(L) | Type F316(L) | ||
1 | Body | A105 | A182 F22 | A182 F304(L) | A182 F316(L) |
2 | Seat Ring | A276 420 | A276 304 | A276 304(L) | A276 316(L) |
3 | Wedge | A276 430&410 | A182 F304 | A182 F304(L) | A182 F316(L) |
4 | Stem | A182 F6 | A182 F304 | A182 F304(L) | A182 F316(L) |
5 | Gasket | Corrugated SS+ graphite | SS+PTFE | ||
6 | Bonnet | A105 | A182 F22 | A182 F304(L) | A182 F316(L) |
7 | Bonnet Bolt | A193 B7 | A193 B16 | A193 B8 | A193 B8M |
8 | Pin | A276 420 | A182 F304 | ||
9 | Gland | A276 410 | A182 F304(L) | A182 F316(L) | |
10 | Gland Eyebolt | A193 B7 | A193 B16 | A193 B8 | A193 B8M |
11 | Gland Flange | A105 | A182 f11 | A182 F304(L) | A182 F316(L) |
12 | Gland Nut | A194 2H | A194 4 | A194 8 | A194 8M |
13 | Yoke Nut | A276 420 | |||
14 | H.W.Lock Nut | A194 2H | A194 4 | A194 8 | A194 8M |
15 | Nameplate | SS | |||
16 | Hand wheel | A197 | |||
17 | Lubricated Gasket | A473 431 | |||
18 | Stem Packing | Flexible Graphite | PTFE | ||
Suitable Medium | Water, oil, gas etc | Water, oil, gas etc | HNO3,CH3OOH etc | ||
Suitable Temperature | -29℃~425℃ | -29℃~550℃ | -29℃~180℃ |
Main external and connection dimension
CLASS 800LB
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 |
CLASS 900LB~ 1500LB
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 | 110 | 125 | 125 | 160 | 160 | 180 | 200 | 240 | |
Weight | 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 |