Class 300 | ASTM A351 | 2” to 6” | Wafer | Stainless Steel Silent Check Valves
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SSI products are engineered and manufactured to provide high-quality valves at competitive prices. SSI has successfully developed a reputation for manufacturing industry leading stainless steel silent check valves.
As well as stainless steel silent check valves, SSI also manufactures basket strainers, butterfly valves, triple duty valves, suction diffusers, y-strainers, foot valves utilizing state-of-the-art, computer controlled, automated machining equipment.
300WC Silent Check Valve
Product Description:
SSI manufactures stainless steel silent check valves that are long-lasting, functional, cost-effective, and are well suited for commercial and industrial use. SSI stainless steel silent check valves are suitable for a full range of steam, liquid, gas & oil, power, pulp & paper, process equipment, chemical, metal & mining and water & waste applications. Single disc stainless steel center guided check valves with wafer body style designed to ASME B16.34. The check valves feature a stainless steel disc and seat, and are center guided from both ends.
Features Include:
• Pressure rated to 740 PSIG
• Temperatures to 400º F
• Available in sizes of 2″ to 6″
• Silent, non-slam closure
• Designed to reduce surge and water hammer
• Compact face to face length for space saving
• Wafer body style fits between FF or RF flanges
• Dual rating 150# and 300# in sizes 2″ through 6″
• Center guided at both ends to prevent binding
End Connection:
• Wafer
Our SSI Stainless Steel Silent Check Valves have the following Build of Materials and Product Specifications:
| No. | Part Name | Stainless Steel |
|---|---|---|
| 1. | Body | A351-CF8M |
| 2. | Discs | A351-CF8M |
| 3. | Seat | A351-CF8M |
| 4. | Spring | 316 SS |
| 5. | O-Ring | Viton |
| DIMENSIONS inches (mm) and WEIGHTS pounds (kg) | ||||||||||
| Size | A | B* | Stud Selection Qty.Dia. |
Length | Weight | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| 2 (50) |
150 | 25/8 (67) |
41/8 (105) |
4 | 5/8 (16) |
61/4 (159) |
5 (2.3) |
|||
| 300 | 25/8 (67) |
43/8 (111) |
8 | 5/8 (16) |
61/2 (165) |
5 (2.3) |
||||
| 21/2 (65) |
150 | 27/8 (73) |
47/8 (124) |
4 | 5/8 (16) |
63/4 (171) |
7 (3.2) |
|||
| 300 | 27/8 (73) |
51/8 (130) |
8 | 3/4 (19) |
71/4 (184) |
7 (3.2) |
||||
| 3 (80) |
150 | 31/8 (79) |
57/8 (137) |
4 | 5/8 (16) |
7 (178) |
11 (5.0) |
|||
| 300 | 31/8 (79) |
57/8 (149) |
8 | 3/4 (19) |
73/4 (197) |
11 (5.0) |
||||
| 4 (100) |
150 | 4 (102) |
67/8 (175) |
8 | 5/8 (16) |
8 (2.3) |
20 (9.1) |
|||
| 300 | 4 (102) |
71/8 (181) |
8 | 3/4 (19) |
9 (229) |
20 (9.1) |
||||
| 5 (125) |
150 | 45/8 (117) |
73/4 (197) |
8 | 3/4 (19) |
8.5 (216) |
34 (15.4) |
|||
| 300 | 45/8 (117) |
81/2 (216) |
8 | 3/4 (19) |
93/4 (247) |
34 (15.4) |
||||
| 6 (150) |
150 | 59/16 (141) |
83/4 (222) |
8 | 3/4 (19) |
10 (254) |
42 (19.1) |
|||
| 300 | 59/16 (141) |
97/8 (251) |
12 | 3/4 (19) |
103/4 (273) |
42 (19.1) |
||||
SSI Products Catalogue
Download more in-depth technical specifications for our line of stainless steel silent check valves by clicking on any of the above literature thumbnails.
For almost 15 years, ValvSource America has continually committed itself to offer the best stainless steel silent check valve products to meet a wide range of applications and requirements.
As an industry leader, ValvSource America has your perfect stainless steel silent check valves solution. Our success in the valves industry is attributed to our customer-centric team of sales personnel, engineers, and trained staff that are collectively committed to providing quality products at a price you would come to expect.
To find your perfect valve solution, please contact ValvSource America today at 1 (877) 683-2200 or by email at [email protected].