DIN 3570 U Bolts

ASTM A193 Grade B7 Specifications

DIN 3570 U Bolts

DIN 3570 U Bolts

DIN 3570 U Bolt Dimensions

a1) To be used on pipes of b2) d2) d3) e h12) h2) Weight (7,85 kg/dm3)
kg/100 stuck
d1 Size A B
30 25 20 3/4 40 10 M10 40 70 28 9,4 6,8
26,9
38 30 25 1 48 76 31 10,5 7,7
33,7
46 38 32 11/4 50 56 86 37 12,0 9,0
42,4
52 44,5 40 11/4 62 92 40 12,9 9,7
48,3
64 57 50 2 12 M12 76 109 49 22,2 16,8
60,3
82 76,1 65 21/2 94 125 57 25,9 19,8
94 88,9 80 3" 106 138 66 28,8 22,4
120 108 100 4" 60 16 M16 136 171 --- 64,0 ---
114,3
148 133 125 --- 164 191 --- 72,7 ---
139,7
176 159 150 --- 192 217 --- 83,4 ---
168,3
202 (191) (175) --- 218 249 --- 95,8 ---
193,7
228 216 200 --- 70 20 M20 248 283 --- 169,8 ---
219,1
282 267 250 --- 302 334 --- 202,8 ---
273
332 318 300 --- 352 385 --- 235 ---
323,9
378 355,6 350 --- 24 M24 402 435 --- 382 ---
368
428 406,4 400 --- 452 487 --- 429 ---
419
530 508 500 --- 554 589 --- 522 ---
521

ASTM A193 Grade B7 Fastener Coatings