China API linepipe Manufacturers Factory Suppliers

API 5L seamless steel line pipe is widely used for pipeline transportation systems in the petroleum and natural gas industries. API 5L is suitable for conveying gas, water, and oil.

Our company produces a large quantity of square and rectangular pipes that are highly popular overseas.Our square and rectangular pipes are mainly manufactured through piercing and rolling

API 5CT Oil tubing is a critical pipeline in the oil and gas extraction industry, manufactured strictly in accordance with API 5CT standard. API 5CT oil tubing tubes are available in multiple

API 5CT petroleum slot and screen pipe is made of high-quality seamless steel pipe as the base material, and it precision processed to achieve both high-strength structural and efficient sand control

API 5CT oil casing tube is a core pipe material in the field of oil and gas extraction. It is designed specifically to support the wall of oil and gas wells, and prevent formation collapse. We can

Slot and screen pipe is casing and tubing cutted 0.1mm-6mm seam, which is widely used in petroleum and well completed for sand control. We can provide high quality slot and screen pipe of various

Oil casing and Tubing are widely used in the field of oil drilling and extraction. We can provide various sizes(114.3mm-508mm) casing and tubing pipe to clients. We are looking forward to your

API Spec 5CT specifies the technical delivery conditions for casing, tubing, pup joints, coupling stock, coupling material and accessory material. Tubing and casing are indispensable tools in

WANLEI provides downhole motors of vertical, single-bend, double-bend and adjustable motors. The hear-resistance temperature ranges are ≤120℃,120-150℃ and 150-180℃. The oil-based mud resistance and

The API casing is mostly made use of for the borehole wall surface assistance in the drilling

casing and tubing OCTG Steel grade: J55, K55, N80-1 Delivery condition: AR, N Size range: OD 2-7/8 inch to 13-3/8 inch, WT 4mm to 35mm, according to API 5CT Dimension and tolerance: according to API

OCTG Casing and Tubing Pipes, API 5L and API 5CT, is used for petroleum and gas industry, includes island and sea bottom petroleum and gas transfer pipe project, petroleum and gas exploitation.