Ruishi Bits 17-1/2" (444.5mm) IADC 537 TCI Tricone Roller Bit Tricone Drill Bit for Water Oil Gas Well Drilling

• Customized: Customized
• Standard: API
• Length: Taper-length
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: IADC 537
• Type: Center Drill Bit
• Material: Solid Carbide
• Usage: Well Drilling
• Nozzie Qty: 3
• Bearing Type: Plain Bearing
• Seal: Rubber
• API Connection(Reg)Pin: 7-5/8" Reg
• Weight on Bit(Kn/mm): 0.7-1.2
• Wob(Kn): 311-533
• Rotary Speed(Rpm): 90-40
• Transport Package: Plywood Box and Ad Required
• Specification: 17 1/2"
• Trademark: Ruishi
• Origin: China, Cangzhou
• HS Code: 820719
• Production Capacity: 20000PC/Year
• Package Size: 58.00cm * 56.00cm * 56.00cm
• Package Gross Weight: 70.000kg

Product Description

Product Parameters

Description	TCI bit
Size	from 3'' to 36", or as Customized.
Seal type	Rubber seal, Metal seal, or as Customized.
Formation	Suitable for medium formation with high compressive strength, such as medium soft shale, anhydrite, medium soft limestone, medium soft sandstone and soft formation with hard interlayer.
Application	Oil & gas well drilling, geothermal drilling, water well drilling and mining drilling.

 

Customization Support

 

Hebei Ruishi Bits Manufacturing Co., Ltd
Item	IADC Code	WOB (KN/mm)	RPN (r/min)	Application
1	111/114/115	0.3-0.75	200-80	Very Soft formations with low compressive strength and high drill ability (Like caly, mudstone, chalk)
2	116/117	0.35-0.8	150-80
3	121	0.3-0.85	200-80	Soft formations with low compressive strength and high drill ability (Like mudstone, gypsum, salt, soft limestone)
4	124/125	0.3-0.85	180-60
5	131	0.3-0.95	180-80	Soft to medium formations with low compressive strength (Like medium soft shake, medium soft limestone, medium soft sandstone, medium formation with harder and abrasive interbeds)
6	136/137	0.35-1.0	120-60
7	211/241	0.3-0.95	180-80	Medium formations with high compressive strength (Like medium soft shake, hard gupsum, medium soft limiestone, medium soft sandstone, soft formation with harder interbeds)
8	216/217	0.4-1.0	100-60
9	246/247	0.4-1.0	80-50	Medium hard formation with high compressive strength (Like hard shale, limestone, sandstone, dolomite)
10	321	0.4-1.0	150-70	Medium abrasive formations (Like abrasive shale, limestone, sandstone, dolomite, hard gypsum, marble)
11	324	0.4-1.0	120-50
12	437/447/435	0.35-0.9	240-70	Very Soft formations with low compressive strength and high drill ability (Like caly, mudstone, chalk, gypsum, salt, soft limestone)
13	517/527/515	0.35-1.0	220-60	Soft formations with low compressive strength and high drill ability (Like mudstone, gypsum, salt, soft limestone)
14	537/547/535	0.45-1.0	220-50	Soft to medium formations with low compressive strength (Like medium soft shake, medium soft limestone, medium soft sandstone, medium formation with harder and abrasive interbeds)
15	617/615	0.45-1.1	200-50	Medium hard formation with high compressive strength (Like hard shale, limestone, sandstone, dolomite)
16	637/635	0.5-1.1	180-40	Hard formation with high compressive strength (Like limestone, sandstone, dolomitem hard gypsum, marble)

Production Capactiy
Annual Capacity:	About  1200PCS	Month Capacity:	About 100CPS

 

Leadtime and Package
Single package size:	580*285*285MM	Single gross weight:	30.0~ 68.0kg
Package Type:	Plywood	Lead Time	7 days/Pcs~ Over 1Pcs Negotiate

 

Design & Structure

Products Manufacture

Different feature of PDC cutters can be chosen in different wells or formations for both  drill efficiency and economic

 

Workshop

 

Production  Process

Application

Certification

 

Test Reports

  

Exhibition

 

Company Profile

Ruishi's Growth Journey

One day in 1990
RuiShi Bits were born in the Huabei oilfield.

In 1998
Our subsidiary QianLong Tool(QL) was established.
Boasting formidable technical capabilities, QL covers extensive business scopes. Working closely with the parent company(Ruishi), QL has achieved outstanding performance.

From 2009
RuiShi became a vertified First-Class supplier for Sinopec, CNPC and CNOOC day by day.

In 2018
RuiShi increased its registered capital to 200 million RMB. We focus more intently on R&D, design, manufacturing of drill bits. RuiShi quality improves daily, reputation rising bit by bit.

In 2021, our new subsidiary Screw Equipment joined the group.
Ruishi providing comprehensive solutions for oil drilling. With one-stop services, Screw Equipment enhances RuiShi's capacity as a holistic brand.

Today, RuiShi Bits are bestsellers in domestic market and abroad, with a full range of models and sizes from 2'' to 26''.

In the future, RuiShi will build on its heritage and keep serving the petroleum industry in both domestic and international markets. Through continuous innovation, we will seek new development and write a splendid chapter!

FAQ

Q1: Are you a manufacturer or a trade company?

A1: We are a manufacturer, and we can help you find different kinds of products in the Chinese market to match your needs.

Q2. Can I have a sample order?
A2. Yes, we welcome sample order to test. Mixed samples are acceptable.

Q3. What about the lead time?
A3. Samples within 3 days,  big order within 30 days.

Q4. Do you have any MOQ limit?
A4. One piece for sample testing is available.

Q5. How do you ship the goods and how long does it take to arrive?
A5. We usually send by DHL, UPS, FedEx or TNT. It takes around 3-5 days. Sea shipping also optional.  

Q6. What about Payment?
A6. TT, Paypal, L/C, Western Union; 30% deposit before mass production, balance against copy of B/L.

Q7. How to deal with the faulty?
A7. During the warranty period, we will repair or replace defected products.

Q8. Can I visit your factory online? 
A8. Yes, we can show our workshop, warehouse, offices online by WeChat, Whatsapp or Skype.