Yantai, Shandong, China
Member Since: 2014
Business Type: Manufacturer/Factory & Trading Company
Straight-through type Diaphragm Valve
1.Working pressure: DN50-DN125 1.0Mpa
PN Nominal pressure 1.6Mba
Sealing test pressure 1.76Mba
Strength test pressure 2.4Mba
Suitable temperature 80°C
.Body/Bonnet: Cast Iron, Ductile Iron,
.Disc:Cast Iron,Ductile Iron,Stainless Steel
.Valve spindle:Carbon Steel & Stainless Steel
.Handwheel: Iron & Steel
.Screw nut:Copper alloy
Parts list:1.Body 2.Body lining 3.Diaphragm 4.Disc 5.valve spindle 6.valve cap 7.handwheel
Flow resistance small, Relative to weir type it's long journey,Cut performance and circulation ability is very good ,Can be used in high vacuum equipment.Corrosion resistance, can used for granular media,Lumen can line into Plastic,glue,or enamel.
face and face end:flange
Laizhou Dongsheng Valve Corporation located in Laizhou Yantai city Shandong Province, is a manufacturer of high quality valves primarily for export products are mainly OEM products since 2002.
We have 180 employees including 18 technicians, covering an area of 10200 square meters, also having advanced craftsmanship and technology. We mainly produce various check valves (for example,single disc swing check valve,double disc swing check valve,ball check valve,lift check valve, butterfly valves,diaphragm valves ,ball valves and so on). Our products are widely used in municipal water and wastewater ,oil,chemical, food and other fields.
Our entire valves are designed and manufactured according to ANSI (ASME), DIN, BS, JIS and other standard. Also, we ensure the best quality for customers, and our strict quality assurances systems are conducted throughout the entire production at the standard of ISO9001:2008 and CE.
We try to enlarge our oversea markets and we have received a good reputation from our customers in the USA, West Europe, the UK, Southeast Asia,Spain and Russian .Besides, we always make delivery on time and will provide you with best quality and reasonable prices.
All in all , our aim is to be your most reliable supplier.Factory show:
Q1: How long is the delivery time?
A1: Generally it's 5-10 days we have stock. Or it's 15-90 days depend on different product and quantity.
Q2: What about the payment term?
A2: T/T 30% deposit, balance payment after finished production before shipment. Or as discussed.
Q3: Can I have a sample order?
A3: Yes, Laizhou Dongsheng Valve agree sample order, mixed different models is also acceptable.
Q4: What's your MOQ?
A4: Laizhou Dongsheng Valve can support 1 pc order. Welcome you to check our quality.
Q5: What's your quality inspection? Do you test all your goods before delivery?
A5: Yes, 100% test. It integrates R&D, casting, production, processing, painting, assembly, testing, sales and after-sales service, and strict quality requirements, according to GB, ASME, API, DIN standard, and Laizhou Dongsheng Valve have gained ISO9001;2008, CE, and TUV certification.
Q6: Could I customize special request valve or new design products?
A6: Laizhou Dongsheng Valve have own R&D team and more than 70 researchers and engineers. Can give you the best support on quality management and techniques, meet your different needs.
Q7: How does your factory do regarding quality control?
A7: Laizhou Dongsheng Valve Quality is priority. Valve always attach great importance to quality controlling from the very beginning to the very end. Laizhou Dongsheng Valve has gained ISO9001;2008, CE, TUV, authentication.