
API 594 Cast Steel Wafer Check Valves , Class 150 Double Disc Butterfly Check Valve
Product Description
Double disc check valve design is generally stronger, lighter, smaller, more efficient and less expensive. Its meets API 594, which is approximately one fourth the face to face dimensions and 15% to 20% the weight,noney in initial valve coast and provides lower installation cost. The disc is litfed first by two spring to prevent.Suitable for horizontal or vertical up positions, In horizontal position flow allows plates to function free and under lower flow conditions as compared to swing check - Reduces pressure loss, improves dynamicthse and eliminates valve chatter.
Design Standard
Material | Carbon Steel | Body | A216 WCB |
Disc | A351 CF8 | ||
Spring | SS304 | ||
Pin | A182 F6 | ||
Retainer | A182 F6 | ||
Stainless Steel | Body | A351 CF8 CF8M CF3 CF3M | |
Disc | A351 CF8 CF8M CF3 CF3M | ||
Spring | SS304 | ||
Pin | A182 304 316 F51 | ||
Retainer | A182 304 316 F51 | ||
Alloy Steel | Body | A217 WC1 WC6 WC9 C5 C12 | |
Disc | A351 CF8 | ||
Spring | A182 F304 | ||
Pin | A182 F6 | ||
Retainer | A182 F6 | ||
Cast Iron | Body | GG25/GGG40 | |
Disc | GGG40 CF8 CF8M | ||
Spring | A182 F304 | ||
Ping | A182 410 416 420 431 304 316 | ||
Retainer | A182 410 416 420 431 304 316 |
Dimensions Table(mm)
NPS | inch | 2 | 3 | 4 | 5 | 6 | 8 | 10 | 12 | 14 | 16 | 18 | 20 | 24 | 30 | 32 | 36 |
mm | 50 | 80 | 100 | 125 | 150 | 200 | 250 | 300 | 350 | 400 | 450 | 500 | 600 | 750 | 800 | 900 | |
Class150 | L | 43 | 64 | 64 | 70 | 76 | 89 | 114 | 114 | 127 | 140 | 152 | 152 | 178 | 229 | 241 | 241 |
Class 300 | D | 107 | 145 | 162 | 192 | 218 | 273 | 328 | 378 | 438 | 489 | 540 | 590 | 690 | 800 | 905 | 1000 |
Competitive Advantages:
1. Our products is guaranteed within 18 months after delivery.
2. We offer free sample if interest before orders.
3. Technology renovation, process improvement, structure
optimization and quality improvement.
4. Excellent after-sales service system, providing timely and
optimal service, which help you to win the market.
5. Convenient shipping sea port, and standard exporting carton
boxes & plywood cases.
6. 100% inspection & testing before delivery.
7. Third party inspection on customer requirement.
KCM TECH GROUP COMPANY
KCM Tech Group Company, was consisted by nine factories. We concentrate in developing, designing, processing ball valve, gate valve, check valve, globe valve, strainer. Also we help our customer develop special valve according to the project usage. Our valves have been widely used in water treatment, chemical industry, oil and petroleum, power plant, marine, sugar industry and other industries fields. To supply correct products to customers long time has resulted in efficency and performance gains. Our management system has been award ISO 9001, DNV, API certificate...
We have been paid all our energy into offering complete service, shortening delivery time, keep steady quality...
Mainly our customer are stock-seller, project manager. So we deeply understand the importance of good and steady quality, precise and fast delivery time, correct products. We always pay much energy to monitor whether our products design meet customers' request; whether our product department can produce the orders in time. We keep giving feedback to customers every time.
High efficiency communication make customers trust us. For so many years, we keep support our customers on many projects. It's our target.