API 7-1 Oilfield by-Pass Valve

• After-sales Service: Support
• Warranty: Support
• Manufacturing Process: CNC Milling
• Surface Treatment: Spray-Paint
• Operation Pressure: Atmospheric Pressure
• Material: Alloy
• Model NO.: PTF127
• Thread Connection: 4 1/2reg,6 5/8 Reg,Nc31,Nc38,Nc40,DC46
• Transport Package: Wooden Box
• Specification: refer to product description
• Trademark: TIANHE
• Origin: China
• HS Code: 8431431000
• Production Capacity: 5000piece/Year

Product Description

 

Product Description

When well kick take place and pump pressure is too high or blocked, the following steps can be taken to open the By-Pass valve :

• Discharge Kelly and drop in a steel ball (or a nylon ball) which is carried by tool;
• Connect with Kelly;
• Put ball into retainer by pump circulation;
• When fluid is closed, the shear pin can be sheared off by adding 0.5~1.5MPa higher pump pressure than original pump pressure;
• After pin is sheared, the seal sleeve move down to open the discharge hole and pump pressure come to drop down, then normal circulation and well killing operation can be started.

When ordering please specify:

• O.D. of body;
• Connection;
• Pump pressure required to shear off pin (per customer requirement)

 

Detailed Photos

 

Product Parameters

Specifications - Bypass valve

Model	Code	OD(mm)	Seal sleeve(mm)	TOP connection(BOX)	Bottom connection(PIN)	shear off pressure	OD of steel ball(mm)
PTF105	F061053	105	32	NC31	NC31 (PIn)	3-10 MPa	35
PTF121A	F061213	121	38	NC38	NC38 (PIn)	3-10 MPa	45
PTF127	F061273	127	38	NC38	NC38 (PIn)	3-10 MPa	45
PTF127C	F061272	127	38	NC38	3 1/2 REG (BOx)	3-10 MPa	45
PTF159	F061591	159	49	NC46	NC46 (PIn)	3-10 MPa	54
PTF159B	F061594	159	49	NC46	4 1/2 REG (BOx)	3-10 MPa	54
PTF168	F061681	168	50.8	NC50	NC50 (PIn)	3-10 MPa	57
PTF203	F062031	203	62	6 5/8 REG	6 5/8 REG (PIn)	3-10 MPa	65

 

 

 

Certifications

Packaging & Shipping

All the packing will be suitable for export packing. All precautions will be taken to protect the cases from damage during overseas transportation,so as to receive them under proper conditions at the final destination.Wooden case packaging materials will be treated.

Company Profile

Tianhe Oil Group Huifeng Petroleum Equipment Co., Ltd is a modernized medium-scale enterprise specialized in production of oil and gas tools.

As an API-Certified established manufacturer and supplier of a comprehensive range of downhole equipment with related accessories, we are committed to providing the highest Quality products for the Petroleum and natural gas industry since 1973.

Tianhe Oil Group strongly believes and promotes Total Quality Management, implement the ISO quality management system and HSE management system and API Standard, which has been deeply implanted into every person's thought and carried out into every aspect of work.

So far, Tianhe Oil Group has established strong business relationships with over 200 international oil & gas companies in supporting the top 50 oil producing countries.

We take pride in delivering superior performances and reliability. Our objective is to exceed your expectations, improve your economics and be an integral part of your strategies.

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