Product name: API 5CT 4 inch L80 NU flexible tubing pipe coupling for OCTG

All size of tubing couplings:

1. O.D: 4"

2. Grade: J55 K55 N80 L80-1 N80-Q C90 P110

3. Thread: NU EU

4. Standard: API 5CTCoupling manufactured by our factory range from 1-1/3” to 30” according to API standard. It is treated with phosphating or copper plating and have good abrasion& corrosion resistance. Threads have strong viscous resistance. Also customized couplings can be supplied according to special requirement, such as special-clearance coupling, combination coupling, reducing coupling, seal-ring coupling, special-bevel tubing coupling, ect.

CouplingManufacturerofTubingaccordingtoAPISPEC5CTAND5B SizeandSpecificationsForTubingCouplings Tubingcoupling Descriptionsandsize TypeandTherad O.D*L(mm) Weight(kg) 2-3/8" NUE 73.02*107.95 1.28 2-3/8" EUE 77.80*123.82 1.55 2-7/8" NUE 88.90*130.18 2.34 2-7/8" EUE 93.17*130.35 2.4 3-1/2" NUE 107.95*142.88 3.17 3-1/2" EUE 114.30*146.05 4.1 4" NUE 120.65*146.05 4.35 4" EUE 127.00*152.40 4.82 4-1/2" NUE 132.08*155.58 4.89 4-1/2" EUE 141.30*158.75 6.05 1.Grade:J55,K55,N80-1,N80-Q,L80,C90,P110 2.Wealsosupplypermiumthreadproductsbycustomer’srequest 3.Size:tubingcouplingfrom1.9"to4-1/2",Casingcouplingfro4-1/2"to13-3/8" 4.Surfacetreatment:Wholephosphating,orinsidephosphatingandoutsidecoating

Size and Specifications For Casing Couplings Descriptions and size Type of Therad O.D*L Weight (mm) (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 12.3 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 50.1

Pre-Sales Service After-Sales Service

* Transaction Level Five Stars * Supplier Service Service Five Stars* Response Rate 86.5% * On-time Shipment Five Stars* Response Time<12h * Product Quality Five Stars

Packaging

Packaging Details:Bundling and container packaging, we will put moisture-proof and rust-proof materials in the container to resist the harsh environment during transportation.

Q1,Could you do OEM Service?A: Some items accept this service, pls contact us for details.Q2: What’s your Delivery Time?A: In generally , the delivery time is about 3-7 days for sample order. We will make the delivery asap with the guaranteed quality.Q3:What’s the convenient way to pay?A: Trade Assurance, L/C,T/T,Western Union and Escrow are accepted , and if you have a better idea, please feel free to share with us.Q4:Which mode of transport would be better?A: In general , we advice to make delivery by sea for large order, and for small order,Courier,By Air both ok,Also we respect your views of other transportation as well.

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