- Product Details
- {{item.text}}
Quick Details
-
Brand Name:
-
CROWN
-
Length:
-
1.5m, 2m, 3m
-
Standard:
-
ISO-9001
-
Outside Diameter:
-
75mm
-
Steel Grade:
-
Bao R780
-
Color:
-
Black or as per your demands
-
Model Number:
-
75mm
-
Application:
-
Mining or geological drilling
-
Wall Thickness:
-
5.5mm
-
Thread:
-
AQ BQ NQ HQ PQ
-
Market:
-
Global
Quick Details
-
Weight (KG):
-
30
-
Marketing Type:
-
Hot Product
-
Place of Origin:
-
Jiangsu, China
-
Brand Name:
-
CROWN
-
Length:
-
1.5m, 2m, 3m
-
Standard:
-
ISO-9001
-
Outside Diameter:
-
75mm
-
Steel Grade:
-
Bao R780
-
Color:
-
Black or as per your demands
-
Model Number:
-
75mm
-
Application:
-
Mining or geological drilling
-
Wall Thickness:
-
5.5mm
-
Thread:
-
AQ BQ NQ HQ PQ
-
Market:
-
Global
Products Description
1. Material:
CROWN 950, Special material from BAOSTEEL, better concentricity & straightness.
2. Heat treatment:
Multi-point temperature measurement to guarantee perfect match between strength and toughness.
3. Thread harden: Mechanical properties improved 15-25%;
Surface hardness reach 45-55HRC;
Anti-fatigue strength improved 20-30%;
Working life improved 1.5 time.
4. Quality controlled: All the processes during manufacturing.
5. Length: 3m / 1.5m / customization.
6. MOQ: 1 PCS.
7. Delivery Time: Large stock, ready to ship.
3. Thread harden: Mechanical properties improved 15-25%;
Surface hardness reach 45-55HRC;
Anti-fatigue strength improved 20-30%;
Working life improved 1.5 time.
4. Quality controlled: All the processes during manufacturing.
5. Length: 3m / 1.5m / customization.
6. MOQ: 1 PCS.
7. Delivery Time: Large stock, ready to ship.
Product Paramenters
|
MECHANICAL PROPERTIES
|
|
|
|
Steel Grade
|
CROWN 950
|
|
|
Yield Strength (Mpa)
|
1030/1040
|
|
|
Tensile Strength (Mpa)
|
1120/1130
|
|
|
Elongation (%)
|
15/16
|
|
|
Hardness (HRC)
|
32/33
|
|
|
TOP SELLING MODELS
|
|
|
|
Wireline Series
|
AQ, BQ, NQ, HQ,PQ
BT, NT, HT, PT,
BQZ, NQZ, HQZ
|
|
|
"W" Series
|
AW, BW, NW,HW
|
|
|
"WJ" Series
|
AWJ, BWJ, NWJ,HWJ
|
|
|
"TW"Series
|
BTW, NTW, HTW
|
|
|
Others
|
LTK48, CR50，etc.
|
|
Drill Pipe Production Process
Details Images
Hot Searches
