13-3/8"-20"API 5CT Long Round-thread J55/K55/L80/P110/L80-13Cr Material Regular Special clearance Casing Coupling
Introduction
Long Thread Connection Couplings are short lengths of pipe used to connect 2 joints of casing.They come with painted colour codes on their external surface to indicate their grades.Couplings are manufactured according to API 5CT and 5B specifications.
Specification
Size | 4-1/2"~20" |
Material Grade | J55\K55\N80\L80\P110\Q125\L80-9Cr\L80-13Cr |
Thread Type | LTC\STC |
Product Description
Size | Outside Diameter(mm) | Weight(kg) | |
STC | LTC | ||
4-1/2" | 127.00 | 3.62 | 4.15 |
5" | 141.30 | 4.66 | 5.75 |
5-1/2" | 153.67 | 5.23 | 6.42 |
6-5/8" | 187.71 | 9.12 | 11.34 |
7" | 194.46 | 8.39 | 10.83 |
7-5/8" | 215.90 | 12.30 | 15.63 |
8-5/8" | 244.48 | 16.23 | 21.67 |
9-5/8" | 269.88 | 18.03 | 25.45 |
10-3/4" | 298.45 | 20.78 | - |
11-3/4" | 323.85 | 22.64 | - |
13-3/8" | 365.12 | 25.66 | - |
16" | 431.80 | 34.91 | - |
18-5/8" | 508.00 | 54.01 | - |
20" | 533.40 | 43.42 | 57.04 |
Main Feature
1.High Precision in Size and shape
2.Good corrosion resistance
3.High collapse strength
4.Excellent comprehensive mechanical properties
5.High connection strength and salability
6.Constant mechanical properties at high temperature
Advantage
1.Full-set quality control
2.Strict quality inspection
3.Tight Tolerances
4.Technology Support
5.As international standard
6.Good quality and prompt delivery
Package&Delivery
Packade | In Fumigation-free wooden cases,Wooden pallet packaging |
Delivery | Within 15-75 days(Based on actual quantity) |
Shippment | By sea,By air |
Customer Show
Test & Inspection
According to API 5CT,API 5B or customer specified standards strict inspection and test system is used before shipping including appearance inspection, dimension inspection, chemical composition inspection, performance test, etc.
Certificate
FAQ
Q: How many days of your delivery?
A: According to your quantity.
Q: What is your main payment itme?
A: 30% down payment,70% paid before delivery.
Q: Surface coating?
A: Phosphating, painting, and marking, as per customers' request.
Q: Packing?
A: In Fumigation-free wooden cases,Wooden pallet packaging, or as per customers' request.
Q: Shipment terms?
A: Container vessel, bulk cargo ship, train, land transportation.
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