*HEADING
BOLTED PIPE JOINT: AXISYMMETRIC MODEL
*RESTART, WRITE, FREQUENCY=1
*NODE, INPUT=boltpipeflange_axi_node.inp
*ELEMENT, TYPE=CAX8R, INPUT=boltpipeflange_axi_element.inp
*ELSET, ELSET=PID1, GENERATE
609,640
*ELSET, ELSET=PID2, GENERATE
42,48
50,56
58,64
66,168
193,216
477,484
577,608
641,704
**
** Contact Between Gasket and Hub
**
*ELSET, ELSET=PID3, GENERATE
485,492
*SURFACE,NAME=HUB_BOT
477,S3
478,S1
479,S3
480,S1
481,S3
482,S1
483,S3
484,S1
*SURFACE,NAME=GASKET
PID3,S4
*CONTACT PAIR, INTERACTION=ROUGH, SMALL SLIDING, ADJUST=.1
HUB_BOT,GASKET
*SURFACE INTERACTION,NAME=ROUGH
*FRICTION,ROUGH
*SURFACE BEHAVIOR, NO SEPARATION
**
** Contact Between Bolt and Hub
**
** Note: Areas associated with contact nodes are determined
** by first calculating out-of-plane surface areas represented
** by the contact faces of bottom-side bolthead elements, and
** then assigning ratios of these areas to the relative contact
** nodes which lie on the faces.
**
*SURFACE,type=node,NAME=NBOLT1
5008,
*SURFACE,type=node,NAME=NBOLT2
5007,
*SURFACE,type=node,NAME=NBOLT3
5006,
*SURFACE,type=node,NAME=NBOLT4
5005,
*SURFACE,type=node,NAME=NBOLT5
5004,
*SURFACE,type=node,NAME=NBOLT6
5003,
*SURFACE,type=node,NAME=NBOLT7
5002,
*SURFACE,type=node,NAME=NBOLT8
5001,
*SURFACE,type=node,NAME=NBOLT9
5000,
*SURFACE,type=node,NAME=NBOLT1B
5017,
*SURFACE,type=node,NAME=NBOLT2B
5016,
*SURFACE,type=node,NAME=NBOLT3B
5015,
*SURFACE,type=node,NAME=NBOLT4B
5014,
*SURFACE,type=node,NAME=NBOLT5B
5013,
*SURFACE,type=node,NAME=NBOLT6B
5012,
*SURFACE,type=node,NAME=NBOLT7B
5011,
*SURFACE,type=node,NAME=NBOLT8B
5010,
*SURFACE,type=node,NAME=NBOLT9B
5009,
*ELSET, ELSET=PID36, GENERATE
577,580
*ELSET, ELSET=PID36B, GENERATE
641,644
*SURFACE,NAME=HUB_BOLT
PID36,S4
*SURFACE,NAME=HUBBOLTB
PID36B,S4
*CONTACT PAIR, INTERACTION=BLT_HUB1, SMALL SLIDING, HCRIT=1.1
NBOLT1,HUB_BOLT
NBOLT1B,HUBBOLTB
*SURFACE INTERACTION,NAME=BLT_HUB1
12.899,
*FRICTION,ROUGH
*SURFACE BEHAVIOR, NO SEPARATION
*CONTACT PAIR, INTERACTION=BLT_HUB2, SMALL SLIDING, HCRIT=1.1
NBOLT2,HUB_BOLT
NBOLT2B,HUBBOLTB
*SURFACE INTERACTION,NAME=BLT_HUB2
25.799,
*FRICTION,ROUGH
*SURFACE BEHAVIOR, NO SEPARATION
*CONTACT PAIR, INTERACTION=BLT_HUB3, SMALL SLIDING, HCRIT=1.1
NBOLT3,HUB_BOLT
NBOLT3B,HUBBOLTB
*SURFACE INTERACTION,NAME=BLT_HUB3
36.012,
*FRICTION,ROUGH
*SURFACE BEHAVIOR, NO SEPARATION
*CONTACT PAIR, INTERACTION=BLT_HUB4, SMALL SLIDING, HCRIT=1.1
NBOLT4,HUB_BOLT
NBOLT4B,HUBBOLTB
*SURFACE INTERACTION,NAME=BLT_HUB4
46.226,
*FRICTION,ROUGH
*SURFACE BEHAVIOR, NO SEPARATION
*CONTACT PAIR, INTERACTION=BLT_HUB5, SMALL SLIDING, HCRIT=1.1
NBOLT5,HUB_BOLT
NBOLT5B,HUBBOLTB
*SURFACE INTERACTION,NAME=BLT_HUB5
52.378,
*FRICTION,ROUGH
*SURFACE BEHAVIOR, NO SEPARATION
*CONTACT PAIR, INTERACTION=BLT_HUB6, SMALL SLIDING, HCRIT=1.1
NBOLT6,HUB_BOLT
NBOLT6B,HUBBOLTB
*SURFACE INTERACTION,NAME=BLT_HUB6
58.529,
*FRICTION,ROUGH
*SURFACE BEHAVIOR, NO SEPARATION
*CONTACT PAIR, INTERACTION=BLT_HUB7, SMALL SLIDING, HCRIT=1.1
NBOLT7,HUB_BOLT
NBOLT7B,HUBBOLTB
*SURFACE INTERACTION,NAME=BLT_HUB7
63.107,
*FRICTION,ROUGH
*SURFACE BEHAVIOR, NO SEPARATION
*CONTACT PAIR, INTERACTION=BLT_HUB8, SMALL SLIDING, HCRIT=1.1
NBOLT8,HUB_BOLT
NBOLT8B,HUBBOLTB
*SURFACE INTERACTION,NAME=BLT_HUB8
67.685,
*FRICTION,ROUGH
*SURFACE BEHAVIOR, NO SEPARATION
*CONTACT PAIR, INTERACTION=BLT_HUB9, SMALL SLIDING, HCRIT=1.1
NBOLT9,HUB_BOLT
NBOLT9B,HUBBOLTB
*SURFACE INTERACTION,NAME=BLT_HUB9
33.842,
*FRICTION,ROUGH
*SURFACE BEHAVIOR, NO SEPARATION
**
** Mesh Refinement
**
*MPC
QUADR, 415, 406, 432, 458
QUADR, 441, 406, 432, 458
QUADR, 467, 458, 484, 510
QUADR, 493, 458, 484, 510
QUADR, 519, 510, 536, 562
QUADR, 545, 510, 536, 562
QUADR, 571, 562, 588, 614
QUADR, 597, 562, 588, 614
QUADR, 1966, 150, 166, 176
QUADR, 1953, 150, 166, 176
QUADR, 1950, 176, 192, 202
QUADR, 1937, 176, 192, 202
QUADR, 1934, 202, 218, 228
QUADR, 1921, 202, 218, 228
QUADR, 1918, 228, 244, 254
QUADR, 1905, 228, 244, 254
*ELEMENT, TYPE=CPS8R, ELSET=PID7
496, 2016, 2018, 2032, 2030, 2017, 2023, 2031, 2022
500, 2030, 2032, 2046, 2044, 2031, 2037, 2045, 2036
504, 2044, 2046, 2060, 2058, 2045, 2051, 2059, 2050
508, 2060, 5008, 5006, 2058, 2065, 5007, 2064, 2059
*ELEMENT, TYPE=CPS8R, ELSET=PID8
495, 2014, 2016, 2030, 2028, 2015, 2022, 2029, 2021
499, 2028, 2030, 2044, 2042, 2029, 2036, 2043, 2035
503, 2042, 2044, 2058, 2056, 2043, 2050, 2057, 2049
507, 2058, 5006, 5004, 2056, 2064, 5005, 2063, 2057
*ELEMENT, TYPE=CPS8R, ELSET=PID9
494, 2012, 2014, 2028, 2026, 2013, 2021, 2027, 2020
498, 2026, 2028, 2042, 2040, 2027, 2035, 2041, 2034
502, 2040, 2042, 2056, 2054, 2041, 2049, 2055, 2048
506, 2056, 5004, 5002, 2054, 2063, 5003, 2062, 2055
*ELEMENT, TYPE=CPS8R, ELSET=PID10
493, 2010, 2012, 2026, 2024, 2011, 2020, 2025, 2019
497, 2024, 2026, 2040, 2038, 2025, 2034, 2039, 2033
501, 2038, 2040, 2054, 2052, 2039, 2048, 2053, 2047
505, 2054, 5002, 5000, 2052, 2062, 5001, 2061, 2053
*ELEMENT, TYPE=CPS8R, ELSET=PID11
509, 2010, 2024, 2088, 2076, 2019, 2087, 2083, 2075
513, 2024, 2038, 2100, 2088, 2033, 2099, 2095, 2087
517, 2038, 2052, 2112, 2100, 2047, 2111, 2107, 2099
521, 2052, 5000, 2124, 2112, 2061, 2123, 2119, 2111
*ELEMENT, TYPE=CPS8R, ELSET=PID12
510, 2076, 2088, 2090, 2078, 2083, 2089, 2084, 2077
514, 2088, 2100, 2102, 2090, 2095, 2101, 2096, 2089
518, 2100, 2112, 2114, 2102, 2107, 2113, 2108, 2101
522, 2112, 2124, 2126, 2114, 2119, 2125, 2120, 2113
*ELEMENT, TYPE=CPS8R, ELSET=PID13
511, 2078, 2090, 2092, 2080, 2084, 2091, 2085, 2079
515, 2090, 2102, 2104, 2092, 2096, 2103, 2097, 2091
519, 2102, 2114, 2116, 2104, 2108, 2115, 2109, 2103
523, 2114, 2126, 2128, 2116, 2120, 2127, 2121, 2115
*ELEMENT, TYPE=CPS8R, ELSET=PID14
512, 2080, 2092, 2094, 2082, 2085, 2093, 2086, 2081
516, 2092, 2104, 2106, 2094, 2097, 2105, 2098, 2093
520, 2104, 2116, 2118, 2106, 2109, 2117, 2110, 2105
524, 2116, 2128, 5009, 2118, 2121, 2129, 2122, 2117
*ELEMENT, TYPE=CPS8R, ELSET=PID15
525, 2082, 2094, 2144, 2132, 2086, 2143, 2139, 2131
529, 2094, 2106, 2156, 2144, 2098, 2155, 2151, 2143
533, 2106, 2118, 2168, 2156, 2110, 2167, 2163, 2155
537, 2118, 5009, 5011, 2168, 2122, 5010, 2175, 2167
*ELEMENT, TYPE=CPS8R, ELSET=PID16
526, 2132, 2144, 2146, 2134, 2139, 2145, 2140, 2133
530, 2144, 2156, 2158, 2146, 2151, 2157, 2152, 2145
534, 2156, 2168, 2170, 2158, 2163, 2169, 2164, 2157
538, 2168, 5011, 5013, 2170, 2175, 5012, 2176, 2169
*ELEMENT, TYPE=CPS8R, ELSET=PID17
527, 2134, 2146, 2148, 2136, 2140, 2147, 2141, 2135
531, 2146, 2158, 2160, 2148, 2152, 2159, 2153, 2147
535, 2158, 2170, 2172, 2160, 2164, 2171, 2165, 2159
539, 2170, 5013, 5015, 2172, 2176, 5014, 2177, 2171
*ELEMENT, TYPE=CPS8R, ELSET=PID18
528, 2136, 2148, 2150, 2138, 2141, 2149, 2142, 2137
532, 2148, 2160, 2162, 2150, 2153, 2161, 2154, 2149
536, 2160, 2172, 2174, 2162, 2165, 2173, 2166, 2161
540, 2172, 5015, 5017, 2174, 2177, 5016, 2178, 2173
*ELEMENT, TYPE=CPS8R, ELSET=PID19
541, 5000, 2192, 2194, 2124, 2187, 2193, 2188, 2123
545, 2192, 2206, 2208, 2194, 2201, 2207, 2202, 2193
549, 2206, 2220, 2222, 2208, 2215, 2221, 2216, 2207
553, 2220, 2234, 2236, 2222, 2229, 2235, 2230, 2221
557, 2234, 2248, 2250, 2236, 2243, 2249, 2244, 2235
561, 2248, 2262, 2264, 2250, 2257, 2263, 2258, 2249
565, 2262, 2276, 2278, 2264, 2271, 2277, 2272, 2263
569, 2276, 2290, 2292, 2278, 2285, 2291, 2286, 2277
573, 2290, 2304, 2306, 2292, 2299, 2305, 2300, 2291
*ELEMENT, TYPE=CPS8R, ELSET=PID20
542, 2124, 2194, 2196, 2126, 2188, 2195, 2189, 2125
546, 2194, 2208, 2210, 2196, 2202, 2209, 2203, 2195
550, 2208, 2222, 2224, 2210, 2216, 2223, 2217, 2209
554, 2222, 2236, 2238, 2224, 2230, 2237, 2231, 2223
558, 2236, 2250, 2252, 2238, 2244, 2251, 2245, 2237
562, 2250, 2264, 2266, 2252, 2258, 2265, 2259, 2251
566, 2264, 2278, 2280, 2266, 2272, 2279, 2273, 2265
570, 2278, 2292, 2294, 2280, 2286, 2293, 2287, 2279
574, 2292, 2306, 2308, 2294, 2300, 2307, 2301, 2293
*ELEMENT, TYPE=CPS8R, ELSET=PID21
543, 2126, 2196, 2198, 2128, 2189, 2197, 2190, 2127
547, 2196, 2210, 2212, 2198, 2203, 2211, 2204, 2197
551, 2210, 2224, 2226, 2212, 2217, 2225, 2218, 2211
555, 2224, 2238, 2240, 2226, 2231, 2239, 2232, 2225
559, 2238, 2252, 2254, 2240, 2245, 2253, 2246, 2239
563, 2252, 2266, 2268, 2254, 2259, 2267, 2260, 2253
567, 2266, 2280, 2282, 2268, 2273, 2281, 2274, 2267
571, 2280, 2294, 2296, 2282, 2287, 2295, 2288, 2281
575, 2294, 2308, 2310, 2296, 2301, 2309, 2302, 2295
*ELEMENT, TYPE=CPS8R, ELSET=PID22
544, 2128, 2198, 2200, 5009, 2190, 2199, 2191, 2129
548, 2198, 2212, 2214, 2200, 2204, 2213, 2205, 2199
552, 2212, 2226, 2228, 2214, 2218, 2227, 2219, 2213
556, 2226, 2240, 2242, 2228, 2232, 2241, 2233, 2227
560, 2240, 2254, 2256, 2242, 2246, 2255, 2247, 2241
564, 2254, 2268, 2270, 2256, 2260, 2269, 2261, 2255
568, 2268, 2282, 2284, 2270, 2274, 2283, 2275, 2269
572, 2282, 2296, 2298, 2284, 2288, 2297, 2289, 2283
576, 2296, 2310, 2312, 2298, 2302, 2311, 2303, 2297
*ELSET,ELSET=PIN
PID7,PID8,PID9,PID10,PID11,PID12,PID13,PID14,PID15,PID16,PID17,
PID18,PID19,PID20,PID21,PID22
** flange_elements
*SOLID SECTION, ELSET=PID2, MATERIAL=MID2
1.,
**
** Note: Thicknesses of plane stress bolthead elements are
** determined by first calculating the areas which the 3-D
** volumes represented by the 2-D elements project onto the
** 1-3 plane, and then dividing the areas by the respective
** element widths.
**
** bolthead_1
*SOLID SECTION, ELSET=PID7, MATERIAL=MID1
51.5976,
** bolthead_12
*SOLID SECTION, ELSET=PID18, MATERIAL=MID1
51.5976,
** bolthead_2
*SOLID SECTION, ELSET=PID8, MATERIAL=MID1
92.4522,
** bolthead_11
*SOLID SECTION, ELSET=PID17, MATERIAL=MID1
92.4522,
** bolthead_3
*SOLID SECTION, ELSET=PID9, MATERIAL=MID1
117.058,
** bolthead_10
*SOLID SECTION, ELSET=PID16, MATERIAL=MID1
117.058,
** bolthead_4
*SOLID SECTION, ELSET=PID10, MATERIAL=MID1
135.37,
** bolthead_9
*SOLID SECTION, ELSET=PID15, MATERIAL=MID1
135.37,
** bolthead_5
*SOLID SECTION, ELSET=PID11, MATERIAL=MID1
164.887,
** bolthead_8
*SOLID SECTION, ELSET=PID14, MATERIAL=MID1
164.887,
** bolthead_6
*SOLID SECTION, ELSET=PID12, MATERIAL=MID1
188.382,
** bolthead_7
*SOLID SECTION, ELSET=PID13, MATERIAL=MID1
188.382,
** gasket_elements
*SOLID SECTION, ELSET=PID3, MATERIAL=MID3
1.,
** bolttrunk_1
*SOLID SECTION, ELSET=PID19, MATERIAL=MID1
78.6157,
** bolttrunk_4
*SOLID SECTION, ELSET=PID22, MATERIAL=MID1
78.6157,
** bolttrunk_2
*SOLID SECTION, ELSET=PID20, MATERIAL=MID1
122.446,
** bolttrunk_3
*SOLID SECTION, ELSET=PID21, MATERIAL=MID1
122.446,
** hole_elements
*SOLID SECTION, ELSET=PID1, MATERIAL=MID4,ORIENT=RECT
1.,
**local orientation matching global system
*ORIENTATION,NAME=RECT
1.0, 0.0, 0.0, 0.0, 1.0, 0.0
1, 0.0
** bolt_material
*MATERIAL, NAME=MID1
*ELASTIC, TYPE=ISOTROPIC
2.06E+5, 0.3
** BOLTS ASSUME PLANE STRESS CONDITIONS.
** THERE ARE 8 BOLTS SO A=8* BOLT CROSS-SECTION AREA
** flange_material
*MATERIAL, NAME=MID2
*ELASTIC, TYPE=ISOTROPIC
2.06E+5, 0.3
** gasket_material
*MATERIAL, NAME=MID3
*ELASTIC, TYPE=ISOTROPIC
.687E+5, 0.3
** hole_material
*MATERIAL, NAME=MID4
*ELASTIC, TYPE=ENGINEERING CONSTANTS
155.29E3, 155.29E3, 155.29E-3, 0.3, 0.0, 0.0, 59.728E3, 77.65E-3,
77.65E-3,
** HOOP/INPLANE DIRECT MODULI RATIO = 1.E6
*NSET,NSET=GASKTEND,GENERATE
1993,2009
*NSET,NSET=BOLTEND,GENERATE
2304,2312
*NSET,NSET=BOLTMID
2308,
*NSET,NSET=NOUT
2078,5008,2126,5017,2308
747,876,5100,2438,5117,2684,2796,9,5,1,34,26,18
*BOUNDARY
GASKTEND,2
BOLTEND,2
**
** Pre-tension section
**
*NSET,NSET=NSECT
6001,
*ELSET,ELSET=ESECT,GEN
557,560,1
*SURFACE,NAME=PSECT
ESECT,S2
*PRE-TENSION SECTION,SURFACE=PSECT,NODE=6001
**
*STEP, AMPLITUDE=RAMP
*STATIC
1.,1.
*CLOAD
6001,1,120000.
*NODE PRINT,FREQ=1,NSET=NSECT
U,RF
*NODE PRINT, FREQUENCY=1,NSET=BOLTEND,TOTALS=YES
U,RF
*NODE PRINT, FREQUENCY=1,NSET=GASKTEND,TOTALS=YES
U,RF
*NODE PRINT, FREQUENCY=1,NSET=NOUT
U,RF
*NODE FILE, NSET=NOUT, FREQUENCY=1
U, RF
*CONTACT PRINT,SECONDARY=HUB_BOT, MAIN=GASKET
*CONTACT FILE,SECONDARY=HUB_BOT, MAIN=GASKET
*CONTACT PRINT,MAIN=HUB_BOLT
*CONTACT PRINT,MAIN=HUBBOLTB
*PRINT, CONTACT=YES
*END STEP