790
117.5
127.0
145.3
6 1/4
158.8
NC46
2 13/16
71.4
4 1/2
114.3
ZH-JZ45-NC46-II
945
130.2
139.7
154.0
6 5/8
168.3
NC50
3
76.2
5
127.0
ZH-JZ50-NC50-II
II13500mm(length/p 13500mm)
220
81.0
84.1
100.4
4 1/8
104.8
NC31
2
50.8
2 7/8
73.03
ZH-JZ29-NC31-
370
92.1
101.6
116.3
4 3/4
120.7
NC38
2 1/16
52.39
3 1/2
88.9
ZH-JZ35-NC38-
585
117.5
127.0
145.3
6 1/4
158.8
NC46
2 13/16
71.4
4 1/2
114.3
ZH-JZ45-NC46-
700
130.2
139.7
154.0
6 5/8
168.3
NC50
3
76.2
5
127.0
ZH-JZ50-NC50-
730
144.5
152.4
170.7
7
177.8
5 1/2FH
3 5/8
92.1
5 1/2
139.7
ZH-JZ55-5 1/2FH-
965
176.2
184.2
195.70
8 1/4
209.6
6 5/8FH
4 1/2
114.3
6 5/8
168.3
ZH-JZ66-6 5/8FH-
I9300mm(length/p 9300mm)
in
mm
in
mm
in
mm
mm
area
Bottom
B
mm
Center area
D
mm
DF
A
Outer diameter
Style
g
K
W/p
body
connection
Inner diameter
E
Outer diameter
C
Specification
Specifications for integral heavy weight drill pipe
According to API Spec.7, integral heavy weight drill pipe is made of alloy steel, and formed by hot forging as a whole and fully heat-treated. Tool joints connections and central upset can be with hardbanding.. The types of hard banding include Arnco 100XT and 300XT. All threads are cold rolled, phosphated, and copperized, and they are machined with CNC Lathes Double shouldered, including some special threads.
drill pipe, HWDP
drill pipe HWDP
AISI 4145H alloy steel
API Spec.7
hot forged and fully heat-treat
Arco100XT and 300XT
Delivery Time: | according to your quantity |
Supply Ability: | 20000 Ton per Year |
Minimum Order Quantity: | 1 Ton |
Payment Terms: | L/C,D/P,T/T,Western Union |
Technique: | Cold Rolled |
Alloy Or Not: | Is Alloy |
Application: | Drill Pipe |