FOB Price
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Minimum Order
Place of Origin:
-
Price for Minimum Order:
-
Minimum Order Quantity:
1 Set
Packaging Detail:
In boundles , all connections shall be equipped with pressed steel or plastic thread protectors.
Delivery Time:
45days
Supplying Ability:
40 Set per Month
Payment Type:
T/T, L/C
China
連絡先担当者 Mason
Lijin Economic Development Zone, Dongying, Shandong
According to the drill collar material is divided into two kinds of shape and form.
A type (cylindrical type): Use common alloy steel pipe inside and outside are circular cross-section;
B-type (spiral): ordinary alloy steel tube outer surface with a spiral groove.
|
Outside diameter(in)
|
Yield Strength
(MPa)
|
Tensile strength
(MPa)
|
Elongation
(%)
|
Brinell hardness
(HB)
|
“V”
Impact rate (J)
|
|
|
A
|
**1/8 ~ **3/4
|
≥**8
|
≥**5
|
≥*3
|
**5~**1
|
≥*4
|
|
B
|
7 ~ *1
|
≥**9
|
≥**0
|
≥*3
|
**5~**1
|
≥*4
|
