Stud bolt, nut and washer for EN flange connection

Category Pipe flange and accessories

Certificate: ISO
Flange type: EN 1092-1, GB/T 9124.1, PN 16 / PN 25
Material: Alloy steel or stainless steel
Bolt type: Threaded full length, or threaded double ends
Surface: Electro-galvanized, hot dip galvanized, passivated, or plain
Temperature: Carbon steel -20 ~ 300°C, and SS -196 ~ 400°C

Download Stud bolt, nut and washer for EN flange connection

Product Details

Stud bolt, nut and washer for EN flange connection includes stud bolt, heavy hexagon nut and (or without) plain washer, and they form the bolting mainly used for high pressure flanged joints.

Available size for PN 16

Size	Flange bolting	Plain washer	Ref. No.
1/2″ / DN15 / 21.3mm	4 x 14	M12	N9701
3/4″ / DN20 / 26.9mm	4 x 14	M12	N9702
1″ / DN25 / 33.7mm	4 x 14	M12	N9703
1-1/4″ / DN32 / 42.4mm	4 x 18	M16	N9704
1-1/2″ / DN40 / 48.3mm	4 x 18	M16	N9705
2″ / DN50 / 60.3mm	4 x 18	M16	N9706
2-1/2″ / DN65 / 76.1mm	8 (4) x 18*	M16	N9707
3″ / DN80 / 88.9mm	8 x 18	M16	N9708
4″ / DN100 / 114.3mm	8 x 18	M16	N9709
5″ / DN125 / 139.7mm	8 x 18	M16	N9710
6″ / DN150 / 165.1 / 168.3mm	8 x 22	M20	N9711
8″ / DN200 / 219.1mm	12 x 22	M20	N9712
10″ / DN250 / 273.0mm	12 x 26	M24	N9713
12″ / DN300 / 323.9mm	12 x 26	M24	N9714
14″ / DN350 / 355.6mm	16 x 26	M24	N9715
16″ / DN400 / 406.4mm	16 x 30	M27	N9716
18″ / DN450 / 457.0mm	20 x 30	M27	N9717
20″ / DN500 / 508.0mm	20 x 33	M30	N9718
24″ / DN600 / 610.0mm	20 x 36	M33	N9719

Available size for PN 10

Size	Flange OD D(mm)	Bolting (No.x hole)	Ref. No.
1/2″ / DN15 / 21.3mm	4 x 14	M12	N9721
3/4″ / DN20 / 26.9mm	4 x 14	M12	N9722
1″ / DN25 / 33.7mm	4 x 14	M12	N9723
1-1/4″ / DN32 / 42.4mm	4 x 18	M16	N9724
1-1/2″ / DN40 / 48.3mm	4 x 18	M16	N9725
2″ / DN50 / 60.3mm	4 x 18	M16	N9726
2-1/2″ / DN65 / 76.1mm	8 x 18	M16	N9727
3″ / DN80 / 88.9mm	8 x 18	M16	N9728
4″ / DN100 / 114.3mm	8 x 22	M20	N9729
5″ / DN125 / 139.7mm	8 x 26	M24	N9730
6″ / DN150 / 165.1 / 168.3mm	8 x 26	M24	N9731
8″ / DN200 / 219.1mm	12 x 26	M24	N9732
10″ / DN250 / 273.0mm	12 x 30	M27	N9733
12″ / DN300 / 323.9mm	16 x 30	M27	N9734
14″ / DN350 / 355.6mm	16 x 33	M30	N9735
16″ / DN400 / 406.4mm	16 x 36	M33	N9736
18″ / DN450 / 457.0mm	20 x 36	M33	N9737
20″ / DN500 / 508.0mm	20 x 26	M33	N9738
24″ / DN600 / 610.0mm	20 x 39	M36	N9739