China Supplier Factory Direct Gear Box Fully Welded 20# Steel Ball Valve

• Media: Water, Gas, Oil
• Material: Carbon Steel 20# ; Steel St37.8
• Connection Form: Welding
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: Q311F
• Driving Mode: Worm Gear
• Nominal Pressure: 150lb-250lb;Pn16-Pn40
• Channel: Full Bore
• Structure: Fully Welded Ball Valve
• Type: Soft Seal Ball Valve
• Function: Blow-Down Valve, Switch for Fluid Control
• Temperature: -29~+150ºC
• Standard: API 6D, API 608,ASME B16.34, Mss Sp-72; GB/T12237
• Application: Industrial Usage
• Port Size: DN15-DN1200
• Stem: Blow-out Proof Structure
• Body Materia: Carbon Steel 20# ; Steel St37.8
• Seat Materia: PTFE+25%C, PTFE+C,Ss; Hf Customized
• Ball Material: SS304 316 321
• Stem Material: 2Cr13/Ss410
• O-Ring: FPM
• Medium: Water, Gas, Air,etc
• Valve Certificate: API6d/CE/ISO9001
• Valve Test: 100% Quantity Tested Before Delivery
• Valve Guarantee: 18 Months
• Transport Package: Plywood Wooden Case
• Specification: 100X100X100(CM)
• Trademark: SHF
• Origin: Jiangsu
• HS Code: 8481804090
• Production Capacity: 10000000
• Package Size: 32.00cm * 30.00cm * 28.00cm
• Package Gross Weight: 33.000kg

Product Description

Construction is as follows:  

Name	Welded Ball Valve
Size	DN15-DN1200
Normal pressure	CLASS150~250;PN10~PN40,
Design standard	API 6D, API 608,ASME B16.34, MSS SP-72; BS5351,ISO17292,EN13709
Marked	MSS SP-25
Fire safe design	API607,API 6FA
End flange	ANSI B 16.5,ASME B16.47; EN1092,DIN2543~DIN2547,AS2129
Face to Face	ANSI B 16.10,API 6D; DIN3202,EN558-1,EN12982,ISO 5752
Top flange	ISO 5211
Test standard	API598,API6D; DIN3230,EN12266,ISO 5208
Suitable temperature	-29~150°C
Medium	Fresh water, sewage, sea water, air, vapor, food, medicine, oils, alkalis, salt etc.
Acidic environment	NACE MR0175
Operation	Hand Operated,Gear Operated, Electrical Actuated, Pheumatic Actuated

Structure

- Full Port or Reduce Port

- Weld on Body

- Fire Safe Design

- Anti-static Design & Blow-out proof stem

- With or Without Extended Stem

- Underground Using

- Butt Weld Ends to ASME B16.25; DIN 3239,EN12627

- Flanged Ends to ASME B16.5; EN1092,DIN2543~DIN2547

 
Main Part & Materials 

Part Names	Part Materials
Body	WPB	CS 20#	Steel ST37	F304	F316	F304L	F316L
Bonnet	CS 20#	CS 20#	CS 20#	F304	F316	F304L	F316L
Ball	SS304	F304	F304	SS304	SS316	SS304L	SS316L
Stem	SS304	F304	F304	F304	F316	F304L	F316L
Trunnion	A105	F304	F304	F304	F316	F304L	F316L
Bearing	304+PTFE	304+PTFE	304+PTFE	304+PTFE	316+PTFE	304L+PTFE	316L+PTFE
Antistatic spring	A313-304	A313-304	A313-316	A313-304	A313-316	A313-316	A313-316
Seat Retainer	13%Cr	SS304	F304	SS304	SS316	SS304L	SS316L
Seat spring	A313-304,A313-316,Inconel X-750
Seat Seal Ring	PTFE/RPTFE/NYLON/DEVLON/PEEK OR METAL
Packing	Graphite/PTFE
Gasket	SS304+Graphite/SS316+Graphite
Bolts/Nuts	B7/2H	B7/2H	B7/2H	B8/8	B8M/8M	B8/8	B8M/8M
Suitable Medium	W.O.G etc.		NO3, CH3OOH etc
Suitable Temperature	-29~150 °C	-29~150°C	-29~150 °C	--29~150 °C	-29~150 °C	--29~150 °C	-29~150 °C

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Company  Introduction   


FAQ
Q:Why choose us ?
A: we are a manufacturer, we have manufactured valve for over 20 years .
B. We have our own casting foundary in a large scale

Q. what is your payment term? 
 A: T/T , L/C or other acceptable payment.
 
Q:Can we print our logo on your products?
A: yes, we offer OEM/ODM service, we support the customized logo, size, package,etc.
 
 Q: what is your main market?
A: North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
 
Q: Can I get samples from your factory?
A: Yes, Samples can be provided.
 
Q: If products have some quality problem, how would you deal with?
A: We will responsible for all the quality problems.
 
Q:How about your capacity?
A:We have 300staffs,own 50 CNC machines,and five persons  in charge of quality inspection and 5 engineers. Our 6 casting block workshops
can both ensure on time delivery and quality that last.