C12A Butt Welded Gate Valve - Gate Valves

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C12A Butt Welded Gate Valve

  • Product description:

    Gate valve with special Chrome-molybdenum steel C12A.Gate valves use in many applications including ...

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Carbon steel Butt Welded Gate Valve

Type: Z40H/Y

Size:3"

Pressure Range: Class 600 

Working Temp.:≤425°

Material:Carbon steel,Stainless steel,Alloy steel,special material

Medium:Water, Steam, Oil,high pressure & high temparature

Operation: Manual, Handwheel,Pneumatic, Electric actuator


Applicable standards


Steel gate valves, API 600/API 6D                              

Steel gate valves, ISO 10434/ISO 14313                    

Steel valves, ASME B16.34                                             

Face to face, ASME B16.10                                           

End flanges, ASME B16.5                                                      

Butt welding ends, ASME B16.25                                  

Inspection and test, API 598                                         


Design Features


Full port design

OS&Y, Outside screw and yoke

BB, Bolted bonnet

Flexible wedge/solid wedge

Renewable seat 

Forged T-Head stem  

Handwheel, & Gear box operator


API 600 carbon steel Gate valve


Material of parts:


No.

ASTM Material

Part Name

Carbon steel

11/4 Cr-11/2 Mo

Low-term. Steel

Stainless steel

1

Body

A216-WCB

A217-WC6

A352-LCB

ASTM A351 CF8M

2

Bonnet

A216-WCB

A217-WC6

A352-LCB

ASTM A351 CF8M

3

Wedge

A216-WCB+13Cr

A217-WC6+HF

A352-LCB+13Cr

A351-CF8M+STL

4

Stem

A182-F6a

CR-MO-V

A182-F6a

A182-F316

5

Seat Ring

A105+13Cr

A182 F11+HF

A350 LF2+13Cr

     A182-F316+STL

6

Stem Back Seat

A276-410

A276-410

A276-410

A182-F316

7

Bonnet Gasket

Spiral Wound(Graphite+304/316)

8

Bonnet Stud

A193-B7

A193-B16

A320-L7

A193-B8M

9

Bonnet Stud Nut

A194-2H

A194-7

A194-4

A194-8M

10

Packing

Graphite

11

Gland

A276-420

A276 420

A276-420

Stainless steel

12

Gland Flange

A216 WCB

A217-WC6

A352-LCB

ASTM A351 CF8M

13

Eyebolt Pin

Carbon steel

A276 420

Carbon steel

Stainless steel

14

Bolt

Carbon steel

A193-B7

Carbon steel

A193-B8M

15

Nut

Carbon steel

A194-2H

Carbon steel

A194-8M

16

Grease Fitting

Brass + steel

17

Yoke sleeve

Copper Alloy

18

Yoke sleeve nut

Carbon steel

19

Handwheel

Malleable iron

20

Handwheel nut

Carbon steel


Note: 1)  Ductile Ni-Resist optional  

          2)  Wedge and seat ring may either be solid facing material or a base material equal or better than the body/bonnet material with facing as shown.