Reverse Circulation Drill Rod / Double Wall RC Pipe For Reverse Cireulation Drilling
Product Description
1. Steel grade: E75 R780 G105 S135
2. Specification: 42-140mm
3. Thread: For Vermeer, Ditch witch, Drillto
We can manufacture all kinds of drill rod as per customer's requirments.
Features of Drill Rod
1. Made of high quality alloy steel.
2. All our drill rods are heat-treated.
3. Reasonable structure, reliable performance and high using efficiency.
4. Good concentricity, high precision and long service life.
Double wall drill pipe
Type | O.D.of the outer tube (mm) | I.D.of the inner tube (mm) | Outer dianeter of joint (mm) | Type of threads | Effective length (m) |
WB114/65 | 114 | 65 | 156 | 41F | 6 |
WB127/76 | 127 | 76 | 162/168 | 41/21F | 6 , 9.5 |
DB127/76 | 127 | 76 | 184 | 51/2FH | 9.5 |
WB140/88 | 139.7 | 88 | 184 | 51/2FH | 6,9.5 |
WB219/130 | 219 | 130 | 240 | Factory standard | 6,9.5 |
WK76/32 | 76 | 32 | 78 | 3" Remet | 3 |
WK102/41 | 102 | 41 | 103 | 4" Remet | 3 , 6 |
WK114/52 | 114.3 | 52 | 116 | 4 1/2" Remet | 3 , 6 |
WK114/38 | 114.3 | 38 | 114.3 | 4 1/2" Metzke | 3 , 6 |
WK114/50 | 114.3 | 50 | 114.3 | 4 1/2" Remet | 3 , 6 |
WP50/20 | 50 | 20 | 50 | 1 , 1.5 | |
WP73/35 | 73 | 35 | 73 | 1 , 1.5 | |
WP89/40 | 89 | 40 | 89 | 1 , 1.5 |
Drill pipe usage notes
1. New drill pipe should be pasted thread oil before connection
2. Make up and break at least 3 times before drilling
3. Hard bending and plastic coating can be processed according to costumer special requirement.
FAQ
Q: Are you trading company or manufacturer ?
A: We are factory.
Q: How long is your delivery time?
A: Generally it is 7-30 days if the goods are in stock. or it is 30-60 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample need to pay the cost of products and freight.
Q: What is your terms of payment ?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.