3 3/8" - 8 1/2" Drill Joint with Long Service Life , NC26 NC31 NC38 NC40 Thread

Delivery Time:75 - 90 days
Certification:PI-5CT, API-5L, API Spec. 7-1

3 3/8\" - 8 1/2\" Drill Joint with Long Service Life , NC26 NC31 NC38 NC40 Thread

Quick Detail:

Drill joint

Drilling joint

Drill pipe connection

Drill pipe tool joint

Drill joint with integral hard banding

Drill pipe tool joint with integral hard banding

Drill pipe connection with integral hard banding

Anti-sulfur drill joint

Anti-sulfur drilling joint

Anti-sulfur drill pipe tool joint

Anti-sulfur drill pipe connection

Ultra high anti-torsion drill joint

Ultra high anti-torsion drilling joint

Ultra high anti-torsion drill pipe tool joint

Ultra high anti-torsion drill pipe connection

Size: 3 3/8\" - 8 1/2\"

Thread type: NC26, NC31, NC38, NC40, NC46, NC50, HT26, HT38, HT40, HT50, HT55, HT65, 5 1/2FH, 6 5/8FH

Grade: E75, X95,  G105, S135

Description

Mechanical property of drilling joints

Tensile	Yield	Elongation	Impact KV	Hardness
Rm MPa	Re MPa	A5%	J @ -20℃	HB
≥965	≥827	≥13	≥54(average)	≥47(single)	≥285

API Standard drilling joint	Double shoulder high anti-torsion drilling joint
Thread  type	Grade	OD(in)	ID(in)	Pin  tong  length  (in)	Box  tong  length  (in)	Thread  type	Grade	OD (in)	ID (in)	Pin  tong  length  (in)	Box  tong  length  (in)
NC26	E75	3 3/8	1 3/4	7	8	HT26	E75	3 3/8	1 3/4	7	10
X95	3 3/8	1 3/4	7	8	X95	3 3/8	1 3/4	7	10
G105	3 3/8	1 3/4	7	8	G105	3 3/8	1 3/4	7	10
NC31	E75	4 1/8	2 1/8	7	9	HT38	E75	4 3/4	2 11/16	8	12 1/2
X95	4 1/8	2	7	9	X95	5	2  9/16	7	12 1/2
G105	4 1/8	2	7	9	G105	5	2  7/16	7	12 1/2
S135	4 3/8	1 5/8	7	9