Customization: | Available |
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Media: | Oil |
Temperature: | Ordinary Temperature |
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Flange Forged Steel Globe Valve
1/2"- 2", DN15 - DN50, Butt-Weld and Flange.Flange forged steel globe valve working principle:
Flange high - temperature and high - pressure globe valve adopts self - sealing structure in the middle chamber, sealing performance is good.The two ends of the branch pipe are welded structure.The sealing surface of valve disc and valve seat is made of stellite cobalt-base hard alloy surfacing welding, with good abrasion resistance, high temperature resistance and abrasion resistance.The stem is tempered and surface nitrogenated.Bonnet stuffing box depth reasonable packing and corrosion inhibitor seal reliable.The valve has an inverted seal structure to ensure that the valve does not leak through the stem when open for operation.Widely used in petroleum, chemical, natural gas, metallurgy, chemical fiber, paper, urban construction, and other fields.
Flange forged steel globe valve features:
1, valve and pipeline connection using welding structure.
2, sealing surface is not easy to wear, abrasion, good sealing performance, long life.
3, compact structure, good opening and closing, small height, easy maintenance.
4, suitable for water, steam, oil quality pipeline, with high temperature resistance, high pressure resistance characteristics
API 602 Forged Steel Globe Valve, Flanged Ends. |
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Pressure Rating and Size: |
CL150, CL300, CL600, CL800, CL1500, CL2500 |
DN15, DN20, DN25, DN32, DN40, DN50 |
|
1/2", 3/4", 1", 1 1/4", 1 1/2", 2" |
|
Operated Type: |
Handwheel |
Design And Manufacture: |
API602/ASME 16.34/BS 5352 |
Structure Features: |
Bolted/Weld Bonnet, Socket Welded/Threaded/Flanged Ends |
Flange Ends Dimensions: |
ASME B16.5 |
Butt Welded Ends Dimensions: |
ASME B16.25 |
Socket Welded Ends Dimensions: |
ASME B16.11 |
Threaded Ends Dimensions: |
ASME B1.20.1 |
Inspection and Test: |
API 598 |
Main Material |
A105, LF2, F5, F11, F22, 304(L), 316(L), F347, F321, F51,Monel, Alloy. |
Main Parts and Materials List |
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No. |
Part name |
CS to ASTM |
AS to ASTM |
SS to ASTM |
|
Type A105 |
Type F22 |
Type F304 (L) |
Type F316 (L) |
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1 |
Body |
A105 |
A182 F22 |
A182 F304 (L) |
A182 F316 (L) |
2 |
Gasket |
Corrugated SS + graphite |
SS + PTFE |
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3 |
Bolt |
A193 B7 |
A193 B16 |
A193 B8 |
A193 B8M |
4 |
Cylindrical pin |
A276 420 |
A276 304 |
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5 |
Gland |
A276 410 |
A182 F304 (L) |
A182 F316 (L) |
|
6 |
Eyelet bolt |
A193 B7 |
A193 B16 |
A193 B8 |
A193 B8M |
7 |
Screw nut |
A194 2H |
A194 4 |
A194 8 |
A194 8M |
8 |
Stem nut |
A276 410 |
|||
9 |
Screw nut |
A194 2H |
A194 4 |
A194 8 |
A194 8M |
10 |
Nameplate |
SS |
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11 |
Handwheel |
A197 |
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12 |
Filler plate |
A216 WCB |
A351 CF8 |
||
13 |
Packing |
Flexible Graphite |
PTFE |
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14 |
Bonnet |
A105 |
A276 304 |
A182 F304 (L) |
A182 F316 (L) |
15 |
Stem |
A182 F6 |
A182 F304 |
A182 F304 (L) |
A182 F316 (L) |
16 |
Valve |
A276 420 |
A276 304 |
A276 304 (L) |
A276 316 (L) |
For media |
Water, steam, oil, etc. |
Water, steam, oil, etc. |
Nitric acid, acetic acid, etc. |
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Temperature |
-29 ºC ~ 425 ºC |
-29 ºC ~ 550 ºC |
-29 ºC ~ 180 ºC |
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Note: Other materials required by customers may also be adopted. Matching of materials used on the sealing surface shall be determined in accordance with the inner part code designated by customers.CS=carbon steel; AS=alloy steel; SS=stainless steel |