Rotary Joints for Steam, SN Series

 Rotary Joints for Steam, SN Series

Rotary Joint, is also called rotary union or swivel joint.

The SN series rotary joints are made from nodular cast iron and find an extensive application in transferring steam and thermal oils. This type of steam joint implements a concave-surface seal design and single-spring structure, with high efficiency and zero leakage. As for the internal structure, the rotary union possesses dual-bearing support and high-quality graphite ring, with a simple structure and easy maintenance.

Main Configurations of Steam Rotary Joints
1. Elbow head
2. Body
3. Wear plate
4. Nipple
5. Syphon pipe
6. Oilless bearing
7. Graphite ring
8. Spring

Attractive Characteristics of Steam Rotary Joints
1. Concave-surface seal
2. Standard graphite or antimony filled graphite seal material
3. Oilless dual-bearing support
4. Maximum support spacing
5. Prolonged service life and high reliability
6. Easy to replace
7. Rotary type or fixed type siphon

Technical Parameters of Steam Rotary Joints
Max. pressure: 32Bar
Max. temperature: 280℃
Max. speed: 50-250RPM
Media: Steam, heat transfer oil, hot water
Size: 3/4"------8"

Parameter
Model K(BSPT) O(BSPT) l(BSPT) S(BSP) M d Z L1 L2 L3 L4 L6 L7 L8 L9 H S1
Mono Dual
020 3/4" R3/4" Rc3/4" Rc3/4" Rc1/2" G1/4" M10 16 14 177 106 52 186 97 90 36 / / /
025 1" R1" Rc3/4" Rc1" Rc1/2" G3/8" M10 22 14 215 128 52 234 120 106 36 160 20 16
032 1-1/4" R1-1/4" Rc1" Rc1-1/4" Rc3/4" G1/2" M10 29 17 221 129 52 246 122 116 36 167 25 20
040 1-1/2" R1-1/2" Rc1-1/4" Rc1-1/2" Rc3/4" G3/4" M10 35 17 254 140 62 282 141 131 37 195 30 25
050 2" R2" Rc1-1/2" Rc2" Rc1" G1" M12 43 18 287 160 68 319 154 153 43 218 40 32
065 2-1/2" R2-1/2" Rc2" Rc2-1/2" Rc1-1/4" G1-1/4" M12 56 20 324 169 75 363 175 171 54 244 45 40
080 3" R3" Rc2-1/2" Rc3" Rc1-1/2" G1-1/2" / 66 25 / 290 92 508 248 239 50 360 50 48

Note: Maximum limits vary in relation to changes in media. size, rpm, pressure and temperature. Consult Tengxuan for safe limitations under your specific application conditions.

Dimension
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Application

Inquiry Form

Tengxuan Technology Co., Ltd.

Add.: No.6, Xindu Road, Meicun Industrial Park, New District, Wuxi, Jiangsu province, China.
Tel.:
+86-510-68787000-8009
+86-510-88159440
Fax: +86-510-88159405
Mobile: +86-18961720971
Hotline: 4009955837
Email: yuanzheng@txuan.net
Whatsapp:18961720971
Russian Website:
trans-ec.com/oborudovanie/rotacionnye-soedineniya