Grade N80 Oil Well Drilling Tube

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-114.3mm)

Wall thickness

4.83-16mm

Type of thread

External upset tubing, Non upset tubing

Function

It serves to transfer oil and gas.

1. N80 36Mn2V Technological Process

50t electric arc furnace smelting→ LF refining→ VD vacuum degassing treatment→ 3-machine 3-strand alloy steel continuous casting machine (section of casting blank 260mm×300mm/180 mm×220mm)→ The continuous casting billet enters the pit for slow cooling.→ Rolling→ Fine grinding→ Straightening→ Inspection→ Packaging→ Entering warehouse

2. 36Mn2V steel chemical composition and internal control components

36Mn2V steel chemical composition/% as seen in Table 1

Material	C	Si	Mn	P	S	Cr	Ni	Cu	V
36Mn2V	0.34-0.39	0.25-0.40	1.45-1.70	≤0.025	≤0.015	≤0.15	≤0.20	≤0.20	0.11-0.16
Description: The toxic trace elements of tube billet, such as As, Sn, Sb, Bi and Pb, respectively occupies no more than 0.020%. The oxygen atom accounts for no more than 20ppm.

36Mn2V steel internal control components/% as seen in Table 2

Item	C	Si	Mn	P	S	Cr	Ni	Cu	V
Internal control components	0.34-0.38	0.25-0.35	1.5-1.60	≤0.025	≤0.015	≤0.15	≤0.20	≤0.20	0.11-0.14

Related Names
Petroleum Tube | Tubing in Serve Environment | Fuel Pipe

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