Flange con collo a saldare
Our Weld Neck Flanges are designed for high-pressure and high-temperature applications. Manufactured with precise tolerances and in compliance with ANSI, ASTM, DIN and JIS standards.
///Classe 150///
Nominal sizeSteel Pipe outer diameterConnection sizeflange thicknessflange inner diameterflange neck big endflange height
DNNPSAFlange outer diameter DCentral circle diameter KBolt hole diameter LNumber of bolt holes nBolt ThCBNH
151/221.39060.3164M149.615.53046
203/426.910069.9164M1411.2213851
25133.711079.4164M1412.7274954
321 1/442.411588.9164M1414.3355956
401 1/248.312598.4164M1415.9416560
50260.3150120.7184M1617.5527862
652 1/276.1180139.7184M1620.7669068
80388.9190152.4184M1622.377.510868
1004114.3230190.5188M1622.3101.513575
1255139.7255215.9228M2022.312716487
1506168.3280241.3228M2023.915419287
2008219.1345298.5228M2027203246100
250102734053622612M2428.6255305100
30012323.9485431.82612M2430.2303.5365113
35014355.6535476.33012M2733.4&/8211;400125
40016406.4595539.83016M2735&/8211;457125
45018457635577.93316M3038.1&/8211;505138
500205087006353320M3041.3&/8211;559143
60024610815749.33620M3346.1&/8211;663151
///Class 300///
Nominal sizeSteel Pipe outer diameterConnection sizeflange thicknessflange inner diameterflange neck big endflange height
DNNPSAFlange outer diameter DCentral circle diameter KBolt hole diameter LNumber of bolt holes nBolt ThCBNH
151/221.39566.7164M1412.715.53851
203/426.911582.6184M1614.3214856
25133.712588.9184M1615.9275460
321 1/442.413598.4184M1617.5356464
401 1/248.3155114.3224M2019.1417067
50260.3165127188M1620.7528468
652 1/276.1190149.2228M2023.96610075
80388.9210168.3228M202777.511778
1004114.3255200228M2030.2101.514684
1255139.7280235228M2033.412717897
1506168.3320269.92212M203515420697
2008219.1380330.22612M2439.7203260110
25010273445387.43016M2746.1255321116
30012323.9520450.83316M3049.3303.5375129
35014355.6585514.43320M3052.4&/8211;425141
40016406.4650571.53620M3355.6&/8211;483144
45018457710628.63624M3358.8&/8211;533157
50020508775685.83624M3362&/8211;587160
60024610915812.84224M39X368.3&/8211;702167
///Class 600///
Nominal sizeSteel Pipe outer diameterConnection sizeflange thicknessflange inner diameterflange neck big endflange height
DNNPSAFlange outer diameter DCentral circle diameter KBolt hole diameter LNumber of bolt holes nBolt ThCBNH
151/221.39566.7164M1414.3&/8211;3852
203/426.911582.6184M1615.9&/8211;4857
25133.712588.9184M1617.5&/8211;5462
321 1/442.413598.4184M1620.7&/8211;6467
401 1/248.3155114.3224M2022.3&/8211;7070
50260.3165127188M1625.4&/8211;8473
652 1/276.1190149.2228M2028.6&/8211;10079
80388.9210168.3228M2031.8&/8211;11783
1004114.3275215.9268M2438.1&/8211;152102
1255139.7330266.7308M2744.5&/8211;189114
1506168.3355292.13012M2747.7&/8211;222117
2008219.1420349.23312M3055.6&/8211;273133
25010273510431.83616M3363.5&/8211;343152
30012323.95604893620M3366.7&/8211;400156
35014355.66055273920M36X369.9&/8211;432165
40016406.4685603.24220M39X376.2&/8211;495178
450184577456544520M42X382.6&/8211;546184
50020508815723.94524M42X388.9&/8211;610190
60024610940838.25124M48X3101.6&/8211;718203
///Class 900///
Nominal sizeSteel Pipe outer diameterConnection sizeflange thicknessflange inner diameterflange neck big endflange height
DNNPSAFlange outer diameter DCentral circle diameter KBolt hole diameter LNumber of bolt holes nBolt ThCBNH
151/221.312082.6224M2022.3&/8211;3860
203/426.913088.9224M2025.4&/8211;4470
25133.7150101.6264M2428.6&/8211;5273
321 1/442.4160111.1264M2428.6&/8211;6473
401 1/248.3180123.8304M2731.8&/8211;7083
50260.3215165.1268M2438.1&/8211;105102
652 1/276.1245190.5308M2741.3&/8211;124105
80388.9240190.5268M2438.1&/8211;127102
1004114.3290235338M3044.5&/8211;159114
1255139.7350279.4368M3350.8&/8211;190127
1506168.3380317.53312M3055.6&/8211;235140
2008219.1470393.73912M36X363.5&/8211;298162
25010273545469.93916M36X369.9&/8211;368184
30012323.9610533.43920M36X379.4&/8211;419200
35014355.6640558.84220M39X385.8&/8211;451213
40016406.47056164520M42X388.9&/8211;508216
45018457785685.85120M48X3101.6&/8211;565229
50020508855749.35520M52X3108&/8211;622248
600246101040901.76820M64X3139.7&/8211;749292
///Class 1500///
Nominal sizeSteel Pipe outer diameterConnection sizeflange thicknessflange inner diameterflange neck big endflange height
DNNPSAFlange outer diameter DCentral circle diameter KBolt hole diameter LNumber of bolt holes nBolt ThCBNH
151/221.312082.6224M2022.3&/8211;3860
203/426.913088.9224M2025.4&/8211;4470
25133.7150101.6264M2428.6&/8211;5273
321 1/442.4160111.1264M2428.6&/8211;6473
401 1/248.3180123.8304M2731.8&/8211;7083
50260.3215165.1268M2438.1&/8211;105102
652 1/276.1245190.5308M2741.3&/8211;124105
80388.9265203.2338M3047.7&/8211;133117
1004114.3310241.3368M3354&/8211;162124
1255139.7375292.1428M39X373.1&/8211;197156
1506168.3395317.53912M36X382.6&/8211;229171
2008219.1485393.74512M42X392.1&/8211;292213
25010273585482.65112M48X3108&/8211;368254
30012323.9675571.55516M52X3123.9&/8211;451283
35014355.67506356016M56X3133.4&/8211;495298
40016406.4825704.86816M64X3146.1&/8211;552311
45018457915774.77416M70X3162&/8211;597327
50020508985831.88016M76X3177.8&/8211;641356
600246101170990.69416M90X3203.2&/8211;762406
///Class 2500///
Nominal sizeSteel Pipe outer diameterConnection sizeflange thicknessflange inner diameterflange neck big endflange height
DNNPSAFlange outer diameter DCentral circle diameter KBolt hole diameter LNumber of bolt holes nBolt ThCBNH
151/221.313588.9224M2030.2&/8211;4373
203/426.914095.2224M2031.8&/8211;5179
25133.7160108264M2435&/8211;5789
321 1/442.4185130.2304M2738.1&/8211;7395
401 1/248.3205146334M3044.5&/8211;79111
50260.3235171.4308M2750.9&/8211;95127
6521/276.1265196.8338M3057.2&/8211;114143
80388.9305228.6368M3366.7&/8211;133168
1004114.3355273428M39X376.2&/8211;165190
1255139.7420323.8488M45X392.1&/8211;203229
1506168.3485368.3558M52X3108&/8211;235273
2008219.1550438.25512M52X3127&/8211;305318
25010273675539.86812M64X3165.1&/8211;375419
30012323.9760619.17412M70X3184.2&/8211;441464