X-over coupling

2-7/8 PIN 4-1/2BOX STC/LC/BTC Coated Nipples

Crossing subs are important components used in the oil and gas industry to connect two different types of pipelines. It is used to join pipes with different thread types, sizes and connection methods. These subs are used in drilling operations, completions and production processes. The product is finished with a special coating that provides extra strength against corrosion and other harsh environmental influences. The Coated 2-7/8 PIN * 4-1/2BOX STC/LC/BTC Crossover Pup Fitting is a high quality product as long as it is made to meet the needs of the oil and gas industry. The connector has a 2-7/8 PIN connection on one end and a 4-1/2BOX STC/LC/BTC connection on the other. STC/LC/BTC use high hardness material, which makes it durable and practical.

2-7/8 PIN * 4-1/2BOX STC/LC/BTC Crossover Pup Joint With Coating is available in different thread types, lengths and sizes according to customer requirements, making it suitable for multiple size equipment. The couplings are also easy to install and maintain, the product is designed to be used with standard pipe wrench for easy assembly and disassembly, no special tools or equipment are required. Coated Crossover Pup joints are widely used in the oil and gas industry. Mainly used in drilling operations, well completions and production processes. Products are primarily known for their durability, reliability features, which make them a popular choice among professional buyers within the industry.

Packaging & Shipping

Std Ref.:API 5CT and 5B ISO9001,2008

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

2.We also supply permium thread products by customer's request

3.Size: tubing coupling from 1.9" to 4-1/2",Casing coupling fro4-1/2"to 13-3/8"

4.Type: NU, EU(tubing coupling), STC,LC,BTC(casing coupling). 

5.Surface treatment: Whole phosphating, or inside phosphating and outside coating

6.Packing: By carton, wooden case, wooden pallet, or by  requirements of customers

Otherwise, Our company manufactures and sells casing and tubing couplings,pup joints, tool joints, adapter pup-joints, adapter couplings, stabilizers, anchors of oil pumps and revolving sand gravitated device of well, etc. We always do business based on the principle of equality and mutual benefit, we provide the high quality and competitive price products.

If you are interested in anyone of them please contact us as soon as possible.