Active Member
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[China]
Address: Tonghai Road, Yongqian Hi-tech Park, Longwan, Wenzhou City, Zhejiang Province, China
Contact name:Jenny Xiao
zhejiang teyi valve co.,ltd. |
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Dual Disc Wafer Type Check Valve Butterfly API 594 ANSI 150LB For Water
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 |
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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.
