Karna International

Product family

Threaded Rod & Stud Bolts

Threaded bar, or fully threaded rod, in metric sizes to DIN 975/976 and in inch sizes, B7 stud bolts in alloy steel to ASTM A193 Grade B7, and double-end studs to ASTM A193 B7 and B8M. These lines are not in the printed catalogue yet, so the table below is the current list.

Call +1 (415) 725-9165 or WhatsApp, Mon–Sat, 9:30–18:30 IST

Standards
DIN 975 / 976, ASTM A193, ASTM A193 Grade B7, ASTM A193 B7, B8M
Materials
Alloy steel, Carbon steel, Stainless steel
Finishes, done in-house
  • Plain (self colour)
  • Hot-dip galvanizing
  • Zinc plating with trivalent (Cr3+) passivation — hexavalent-chromium-free

Product lines

34 lines

Threaded rod

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Sizes
M6–M36 / 1/4"–1-1/2" UNC, 1/4"–1" UNF
Lengths
to 3 m / 10 ft
Grades
4.6, 8.8
Threaded Rod & Stud Bolts: Threaded rod
ProductSizesLengthGradeStandardQuote
Threaded rod M6
1 m / 3 ft · 2 m / 7 ft · 3 m / 10 ft
DIN 975 / 976
Threaded rod M8
1 m / 3 ft · 2 m / 7 ft · 3 m / 10 ft
DIN 975 / 976
Threaded rod M10
1 m / 3 ft · 2 m / 7 ft · 3 m / 10 ft
DIN 975 / 976
Threaded rod M12
1 m / 3 ft · 2 m / 7 ft · 3 m / 10 ft
DIN 975 / 976
Threaded rodNot in the printed catalogue, but we supply it.
M14–M36 / 9/16"–1-1/2"
to 3 m / 10 ft
4.6, 8.8
Threaded rod 1/4"-20
3 · 5 · 6 · 8 · 10 ft
ASTM A193
Threaded rod 5/16"-18
3 · 5 · 6 · 8 · 10 ft
ASTM A193
Threaded rod 3/8"-16
3 · 5 · 6 · 8 · 10 ft
ASTM A193
Threaded rod 7/16"-14
3 · 5 · 6 · 8 · 10 ft
ASTM A193
Threaded rod 1/2"-13
3 · 5 · 6 · 8 · 10 ft
ASTM A193
Threaded rod 9/16"-12
3 · 5 · 6 · 8 · 10 ft
ASTM A193
Threaded rod 5/8"-11
3 · 5 · 6 · 8 · 10 ft
ASTM A193
Threaded rod 3/4"-10
3 · 5 · 6 · 8 · 10 ft
ASTM A193
Threaded rod 7/8"-9
3 · 5 · 6 · 8 · 10 ft
ASTM A193
Threaded rod 1"-8
3 · 5 · 6 · 8 · 10 ft
ASTM A193
Threaded rod 1 1/8"-7
3 · 5 · 6 · 8 · 10 ft
ASTM A193
Threaded rod 1 1/4"-7
3 · 5 · 6 · 8 · 10 ft
ASTM A193
Threaded rod 1 3/8"-6
3 · 5 · 6 · 8 · 10 ft
ASTM A193
Threaded rod 1 1/2"-6
3 · 5 · 6 · 8 · 10 ft
ASTM A193

B7 stud bolts

Download catalogue

Every product family, with standards and size ranges. Tell us who you are and we’ll email you a link to read and download it, opening at page 1.

We’ll send the link here.

Threaded Rod & Stud Bolts: B7 stud bolts
ProductLengthStandardMaterialQuote
B7 stud bolt 1/4"-20
2 · 4 · 6 · 8 · 10 · 12 in
ASTM A193 Grade B7
Alloy Steel
B7 stud bolt 5/16"-18
2 · 4 · 6 · 8 · 10 · 12 in
ASTM A193 Grade B7
Alloy Steel
B7 stud bolt 3/8"-16
2 · 4 · 6 · 8 · 10 · 12 in
ASTM A193 Grade B7
Alloy Steel
B7 stud bolt 7/16"-14
2 · 4 · 6 · 8 · 10 · 12 in
ASTM A193 Grade B7
Alloy Steel
B7 stud bolt 1/2"-13
2 · 4 · 6 · 8 · 10 · 12 in
ASTM A193 Grade B7
Alloy Steel
B7 stud bolt 9/16"-12
2 · 4 · 6 · 8 · 10 · 12 in
ASTM A193 Grade B7
Alloy Steel
B7 stud bolt 5/8"-11
2 · 4 · 6 · 8 · 10 · 12 in
ASTM A193 Grade B7
Alloy Steel
B7 stud bolt 3/4"-10
2 · 4 · 6 · 8 · 10 · 12 in
ASTM A193 Grade B7
Alloy Steel
B7 stud bolt 7/8"-9
2 · 4 · 6 · 8 · 10 · 12 in
ASTM A193 Grade B7
Alloy Steel
B7 stud bolt 1"-8
2 · 4 · 6 · 8 · 10 · 12 in
ASTM A193 Grade B7
Alloy Steel
B7 stud bolt 1 1/8"-7
2 · 4 · 6 · 8 · 10 · 12 in
ASTM A193 Grade B7
Alloy Steel
B7 stud bolt 1 1/4"-7
2 · 4 · 6 · 8 · 10 · 12 in
ASTM A193 Grade B7
Alloy Steel
B7 stud bolt 1 3/8"-6
2 · 4 · 6 · 8 · 10 · 12 in
ASTM A193 Grade B7
Alloy Steel
B7 stud bolt 1 1/2"-6
2 · 4 · 6 · 8 · 10 · 12 in
ASTM A193 Grade B7
Alloy Steel

Double-end studs

Threaded Rod & Stud Bolts: Double-end studs
ProductSizesLengthStandardQuote
Double-end stud
M6–M24 / 1/4"–1" UNC/UNF
to 500 mm / 20"
ASTM A193 B7, B8M

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Call +1 (415) 725-9165 or WhatsApp, Mon–Sat, 9:30–18:30 IST