Emerson Anderson Greenwood 2040 사용 설명서 - 페이지 7
{카테고리_이름} Emerson Anderson Greenwood 2040에 대한 사용 설명서을 온라인으로 검색하거나 PDF를 다운로드하세요. Emerson Anderson Greenwood 2040 8 페이지. Emergency pressure relief vents atex approved
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NOMINAL PIPE DIAMETER
20
24
Assumptions:
Use of SAE grade 5 bolts or studs or stronger
No lubricant
Compressed mineral fiber material or similar
Notes:
If lubricant is used on bolts, apply torque reduction factor listed in Lubricant Table.
For best results hardened steel washers should be used on all cast flange bolted connections.
NOMINAL PIPE DIAMETER
20
24
20 API
24 API
Assumptions:
Use of SAE grade 5 bolts or studs or stronger
No lubricant
Elastomer <70 Durometer Shore A
Notes:
Flat faced flanges should never be mated to a raised face flange for installation.
If lubricant is used on bolts, apply torque reduction factor listed in Lubricant Table.
For best results hardened steel washers should be used on all cast flange bolted connections.
DESCRIPTION
Machine Oil
API SA2 Grease
Nickel-based Lubricant
Copper-based Lubricant
Heavy-duty Lubricating Paste
Table 2. Torque Specifications - Raised Face Flange, Steel only
# BOLTS
20
24
Table 3. Torque Specifications - Flat Face Flange, Steel or Aluminum
# BOLTS
20
24
16
20
Table 4. Torque Reduction Factor per Lubricant
COEFFICIENT OF FRICTION
BOLT DIAMETER, IN.
1.13
1.25
BOLT DIAMETER, IN.
1.13
1.25
0.63
0.63
f = 0.15
f = 0.12
f = 0.11
f = 0.10
f = 0.06
2000A Series
TORQUE, FT-LBS.
214
253
TORQUE, FT-LBS.
135
156
75
75
MULTIPLY TORQUE VALUE IN TABLE BY
0.75
0.60
0.55
0.50
0.30
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