6-5/8" J55 Petroleum Pipe Fittings For Well Drilling 
6-5/8" J55 Petroleum Pipe Fittings For Well Drilling 
6-5/8" J55 Petroleum Pipe Fittings For Well Drilling 
6-5/8" J55 Petroleum Pipe Fittings For Well Drilling 
6-5/8" J55 Petroleum Pipe Fittings For Well Drilling 
6-5/8" J55 Petroleum Pipe Fittings For Well Drilling 
6-5/8" J55 Petroleum Pipe Fittings For Well Drilling 
6-5/8" J55 Petroleum Pipe Fittings For Well Drilling 
6-5/8" J55 Petroleum Pipe Fittings For Well Drilling 
6-5/8" J55 Petroleum Pipe Fittings For Well Drilling 
6-5/8" J55 Petroleum Pipe Fittings For Well Drilling 
6-5/8" J55 Petroleum Pipe Fittings For Well Drilling 
6-5/8" J55 Petroleum Pipe Fittings For Well Drilling 
6-5/8" J55 Petroleum Pipe Fittings For Well Drilling 

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6-5/8" J55 Petroleum Pipe Fittings For Well Drilling 

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10yrs

Xian, Shaanxi, China

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Product description

6-5/8" Pipe Fittings Stainless Steel


1. Specification:
API 5CT 9th Casing Coupling
Raw Material: API 5CT Seamless Steel Pipe
Usage: Well Drilling Machinery
Steel Grade: J55, K55, N80-1, N80-Q, L80-1, P110; 
Size:4-1/2"-20"
Type: LTC, BTC, STC
Surface Treatment: Whole phosphating, or inside phosphating and outside coating
Packing: By carton, wooden case, wooden pallet, or by requirements of customers
Shape: Tubular
Brand: KW
Color: white on surface and black inside thread
Supply Ability: 20000pcs per month

2. Briefly Inytroduction:
Xi'an Kingwell Oilfield Machinery Co.,Ltd
is a highly reputable supplier for oilfield equipment and services to Oil & Gas industries and provide complete solutions.

With over 10 years developing, we were developed from the beginning drilling service to manufacture factory who produce OCTG, DST tools and Solid Control products.
KINGWELL have experienced team, stronger enough to meet any challenge, we do believe honest is the base of business and cooperation, our aim is to build solid relationship with any part of honest. kingwell can provide highly efficient services to its clients resulting in accurate and timely deliveries at the best prices.
is a professional supplier for oilfield products according to the API standard. We exporting ALL KINDS OF OILFIELD MACHINERY AND TOOLS with super Quality and Competitive Price in CHINA.

Now, Our tubing and casing couplings have exported to USA, Canada, Egypt, India and UEA , etc with 40 FCL contaniers per month.Now, with high quality and short supply and good service, our couplings has got good reputation home and abroad

3.Certificates&Machines:









4. Technical Date:

The APIcouplings for Casing Size and Specifications
Descriptions and size
Type of Thread
O.D*L
(mm)
Weight
(kg)
Casing Coupling
4-1/2"
STC
127.00*158.75
5.23
4-1/2"
LTC
127.00*177.80
4.15
4-1/2"
BTC
127.00*225.42
4.55
5"
STC
141.30*165.10
4.66
5"
LTC
141.30*196.85
5.75
5"
BTC
141.30*231.78
5.85
5-1/2"
STC
153.67*171.45
5.23
5-1/2"
LTC
153.67*203.20
6.42
5-1/2"
BTC
153.67*234.95
6.36
6-5/8"
STC
187.71*184.15
9.12
6-5/8"
LTC
187.71*222.25
11.34
6-5/8"
BTC
187.71*244.48
11.01
7"
STC
194.46*184.15
8.39
7"
LTC
194.46*228.60
10.83
7"
BTC
194.46*254.00
10.54
7-5/8"
STC
215.90*190.50
12.30
7-5/8"
LTC
215.90*234.95
15.63
7-5/8"
BTC
215.90*263.52
15.82
8-5/8"
STC
244.48*196.85
16.23
8-5/8"
LTC
244.48*254.00
21.67
8-5/8"
BTC
244.48*269.88
20.86
9-5/8"
STC
269.88*196.85
18.03
9-5/8"
LTC
269.88*266.70
25.45
9-5/8"
BTC
269.88*269.88
23.16
10-3/4"
STC
298.45*203.20
20.78
10-3/4"
BTC
298.45*269.88
25.74
11-3/4'
STC
323.85*203.20
22.64
11-3/4'
BTC
323.85*269.88
28.03
13-3/8"
STC
365.12*203.20
25.66
13-3/8"
BTC
365.12*269.88
31.77
16"
STC
431.80*228.6
34.91
16"
BTC
431.80*269.88
40.28
18-5/8"
STC
508.00*228.60
51.01
18-5/8"
BTC
508.00*269.88
62.68
20"
STC
533.40*228.6
43.42
20"
LTC
533.4*292.10
57.04
20"
BTC
533.40*269.88
50.10


5. Here some related tables of casing couplings to show you a technical parameter:










6. QTY System:
Our Casing Couplings cover all API Standard scope from 4-1/2"-20" with strickly inspection, which all the goods should be checked one by one before packing.   Euipped withthe world-class facilities and professional laboratory technicians, we pay more attention the quality of every products.

A well-established Quality System from Materials receipt to Products delivery ensures consistent quality at all levels of the activity. QMS Procedures & Measurements are tailored to establish high standards of Quality Assurance in the Operations. The Company maintains the 100% Traceability records as per API requirements&NACE MR 0175-2002 Standards and complies with all the legal, statutory and regulatory requirements.




7. Packing:
Our standard export packaing is suitalble multimodal transportationby three kinds of packages: wooden pallets and irony pallet and box as bellow,   








8.How to order?

Get in contact with us by email or phone and we will email you a full price list, post catalog if you ask, arrange time to visit us in china, Sign agreement with us, then delivery good.
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9.Advantage:

1. Use first-class steel manufacturing, can ensure the steady running.
2. Excellent performance, can keep on working more than 5 years when in a ggeneral conditions.
3. Three times QC process, we can ensure 100% are work normally when arrive your hands.

10.Warrantee:
1. All of our machines give 1 year warranty.
2. Within guarantee period, we supply free after service. After guarantee period, we supply square parts in 20% discount.

Kindly let me know if you have any interest or enquiry about ourproducts. You are also always welcomed to come to our factory for a visit at your convinent time.
We will offer you a good price and show you our best service.   
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