Square Kelly
- Based on API, Square Kelly is made from AISI 4145H alloy steel. It is formed by hot forged and fully heat- treated, and also by intermediate frequency induction heat treatment or 20m horizontal optical resistance furnace, which can provide high physical properties in full length. All threads are cold rolled copperized, phosphated.
Square Kelly drive section
|
Specification
|
Length for drive section
|
Full length
|
Length for drive section
|
Upper box connection
|
Low pin connection
|
Inner
Diameter
|
|
LD
standard
|
LD
optional
|
L
Standard
|
L
Optional
|
DFL
across flate
|
DC
Across
corner
|
DCC
Across
Concer
|
RC
Radius
|
RCC
Radius
|
t
wall thickness eccentric
bore
|
LH rotary box connection
|
Outer diameter
|
Bevel diameter
|
label
|
DLR
outer diameter
|
LL
length
|
DF
bevel
diameter
|
|
Standard
|
optional
|
DU
standard
|
DU
optional
|
LU
length
|
D
Standard F
|
D
optionalF
|
|
63.5
|
2 1/2
|
11280
|
|
12190
|
|
63.5
|
83.3
|
82.55
|
7.9
|
41.3
|
11.43
|
6 5/8
REG
|
41/2
REG
|
196.9
|
146.1
|
406.4
|
186.1
|
134.5
|
NC26
|
85.7
|
508
|
82.9
|
31.8
|
|
76.2
|
3
|
11280
|
|
12190
|
|
76.2
|
100.0
|
98.43
|
9.5
|
49.2
|
11.43
|
6 5/8
REG
|
41/2
REG
|
196.9
|
146.1
|
406.4
|
186.1
|
134.5
|
NC31
|
104.8
|
508
|
100.4
|
44.5
|
|
88.9
|
3 1/2
|
11280
|
|
12190
|
|
88.9
|
115.1
|
112.7
|
12.7
|
56.4
|
11.43
|
6 5/8
REG
|
41/2
REG
|
196.9
|
146.1
|
406.4
|
186.1
|
134.5
|
NC38
|
120.7
|
508
|
116.3
|
57.2
|
|
108.0
|
4 1/4
|
11280
|
15540
|
12190
|
16460
|
108.0
|
141.3
|
139.7
|
12.7
|
69.9
|
12.07
|
6 5/8
REG
|
41/2
REG
|
196.9
|
146.1
|
406.4
|
186.1
|
134.5
|
NC46
|
158.8
|
508
|
145.3
|
71.4
|
|
108.0
|
4 1/4
|
11280
|
15540
|
12190
|
16460
|
108.0
|
141.3
|
139.7
|
12.7
|
69.9
|
12.07
|
6 5/8
REG
|
41/2
REG
|
196.9
|
146.1
|
406.4
|
186.1
|
134.5
|
NC50
|
161.9
|
508
|
154.0
|
71.4
|
|
133.4
|
5 1/4
|
11280
|
15540
|
12190
|
16460
|
133.4
|
175.4
|
171.45
|
15.9
|
85.7
|
15.88
|
6 5/8
REG
|
|
196.9
|
|
406.4
|
186.1
|
|
51/2FH
|
177.8
|
508
|
170.7
|
82.6
|
|
133.4
|
5 1/4
|
11280
|
15540
|
12190
|
16460
|
133.4
|
175.4
|
171.45
|
15.9
|
85.7
|
15.88
|
6 5/8
REG
|
|
196.9
|
|
406.4
|
186.1
|
|
NC56
|
177.8
|
508
|
171.1
|
82.6
|
click for larger image
Img 1
This member assumes full responsibility for the content of this listing. DIYTrade accepts no responsibility whatsoever in respect of such content.
To report fraudulent or illegal content, please
click here.
China Suppliers Quick Searching:
,
,
