Body:ASTM A105-Carbon Steel
ASTM A182 F304 / F304L-Stainless Steel
ASTM A182 F316/F316L-Stainless Steel
ASTM A182 F11/F22-Alloy Steel
Ball: ASTM A182 F304/F316/F304L/F316L
Stem:ASTM A182 F304/F316/F304L/F316L/SS 420
Ball Seat& Bodyseal: TFM/Nylon
25% Glass Filled Teflon(RPTFE)
25% Carbon Filled Teflon( CPTFE)
Peek/ Delrin
Graphite Ring
Design Standard: BS EN ISO 17292(BS 5351), ASME B16.34, API 608
End Connection: Scewed /Threaded End to ASME B1.20.1
Socket Weld End to ASME B16.11
Butt Weld End to ASME B16.25
Inspection & Testing Standard: API 598
Manufacturing Size Range: 1/4''(DN8) to 4''(DN 100)
Pressure Rating of Valve: Class 800 Class 1500 Class 2500
2000PSI 3000PSI 5000PSI 6000PSI
PN100 PN160 PN250 PN420
Optional: oval handle
Lockable lever handle
Spring Return Handle
Pneumatic actuator
SAE Thread

Zhengqiu Valve Group Co.,Ltd, established in 1992 and located in Wenzhou with convenient transportation access,is a professional manufacturer engaged in the research, development, production, sale, and service of ball valves, gate valves, check valves, strainers, globe valves, and other industrial valves, etc.The valves diameter: NPS1/4''-NPS42"Nominal pressure:150LB-2500LB 1000-6000PSIThe material of main body include: A105N,LF2,4130,F5,F11,F22,F304,F316,F316L,WCB,WC6,WC9,CF8,CF8M,CF3and CF3M etc..
The product design standard include: API602,ANSI B16.34,API6D,API 6A API600,API603,DIN,JIS,GB,HG and BS etc.
We have obtained certificates.ISO9001,API6D/607/6A,CE/PED/97,GOST, TS.
The valves shall be packed in plastic bags and set into card boxes in a professional manner, boxes packed in red plywood or wooden boxes suitable for sea transportation, bubble wrap ,Plywood sheets or other protection will be used.
1. OEM: Innovative, Good &Steady Quality, Reasonable Price
2. 100% individually Tested before leaving the factory:Test each valve strictly according to the API 598 standard.
3. We own a foundry plant, this will ensure the casting quality and delivery time, help our customer save the raw material cost, and provide our customer with competitive prices.
4. Our workers are experienced and professional
5. Automation Technology. We use the latest automation technology, including CNC machine centers and many special-purpose machines such as automatic welding machine, ultrasonic cleaning equipment.
Q1.Why choose us?
A: We are a professional factory, and we own a foundry factory, which could ensure our quality, help you save the costs and shorten delivery time.
Q2.Can I have a sample order for valve?
A: Yes, we welcome sample order to test and check quality. Mixed samples are acceptable.
Q3. How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock.Otherwise it is 15-20 days if the goods are not in stock, it is according to quantity.
Q4. Do you have any MOQ limit for valve order?
A: Low MOQ, 1pc for sample checking is available
Q5. How do you ship the goods and how long does it take to arrive?
A: We usually ship by sea. It usually takes 30 days to arrive. Airline shipping is also optional.
