Wholesale Stainless Steel Tube U Bend Tubes for Heater or Cooler Heat Exchange

Short Description:

Type: seamless

Material: stainless steel

Usage: pipeline transportation, hydraulic/automobile pipeline, mechanical industry, chemical industry, mining, building decoration

Section shape: round

Chamber wall thickness: 3.5mm-75mm

Outer diameter: 10 mm – 500 mm

Shipping packing: standard export packing

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We believe that extensive time period partnership can be a result of top quality, price added support, loaded encounter and personal contact for Wholesale Stainless Steel Tube U Bend Tubes for Heater or Cooler Heat Exchange, Excellent excellent, competitive selling prices, prompt delivery and dependable provider are guaranteed Kindly let us know your quantity requirement under each size category so that we will inform you accordingly.
We believe that extensive time period partnership can be a result of top quality, price added support, loaded encounter and personal contact for China Steel Tube and Pipe, The quality of our merchandise is equal to OEM’s quality, because our core parts are the same with OEM supplier. The above items have passed professional certification, and we not only can produce OEM-standard items but we also accept Customized Merchandise order.

L360 Pipeline Steel, Purpose: API SPEC 5L-2011 (Pipeline Specification), developed and published by the American Petroleum Institute, is used worldwide. Pipepipe: To transport oil, gas or water off the ground through pipepipes to the oil and gas industry. Pipeline pipe includes seamless and welded pipe two kinds, the pipe end has flat end, threaded end and socket end; The connection mode is end welding, hoop connection, socket connection and so on. The main material of the tube is B, X42, X46, X56, X65, X70 and other steel grade. Our company passed the API certification (API 5CT and API 5L) in August 2009.

L360 Pipeline Steel, API SPEC 5L GB/T9711.1 GB/T9711.2 China National Standard Application: Oxygen, water and oil delivery pipes in the oil and natural gas industry B, X42, X52, X60, X65, X70 L245 L290 L320 L360 L390 L450 L485

With the development of the pipeline steel plate technology and the progress of welded pipe forming, welding technology, the application range of the pipe with welded pipe in gradually expanding, especially in the large diameter welded pipe class scope advantages more apparent, and cost factors, welded pipe has been dominant in the field of line pipe, which limits the development of stainless steel seamless steel line pipe. In 2004, the output of seamless pipeline is about 400,000 t, steel grade includes X42-70, and the varieties are onshore pipeline and submarine pipeline.

The production of high steel grade pipeline pipe adopts microalloying heating treatment process, the production cost of stainless steel seamless pipe is obviously higher than welded pipe, and with the improvement of steel grade, such as X80 and above steel grade pipeline pipe limit on carbon equivalent, the conventional process of seamless pipe is difficult to meet the requirements of users; Each 12Cr1moV alloy pipe manufacturer is carrying out scientific research work in order to improve the corrosion resistance of its pipeline pipe and the stable performance in low and high temperature environment.

L360 Pipeline Steel, The Material

L245, L360, A53, J55, N80, X42, X46, X52, X56, X60, X65, X70

L360 Pipeline Steel, Specifications

∮60-630×1.53-40

L360 Pipeline Steel, Mechanical Properties

standard	brand	Tensile strength（MPa）	The yield strength（MPa）	showed	elongation（%）	0 ℃ impact energy Akv (J)	Heat treatment condition
API SPEC 5L GB/T9711.2	B	≥415	245～440	≤0.80	22	≥40	Is the fire
X42		≥415	290～440	≤0.80	21	≥40	Is the fire
X52		≥460	360～510	≤0.85	20	≥40	Is the fire
X60	≥520	415～565	≤0.85	18	≥40	Is the fire
X65	≥535	450～570	≤0.90	18	≥40	Quenching + tempering
X70	≥570	485～605	≤0.90	18	≥40	Quenching + tempering

L360 Pipeline Steel, Chemical Composition

standard	brand	Chemical composition (%)	CEV（%）
	C	Si	Mn	P	S	V	Nb	Ti
API SPEC 5L GB/T9711.2	B	≤0.16	≤0.40	≤1.10	≤0.020	≤0.010	－	－	－	≤0.42
X42	≤0.17	≤0.40	≤1.20	≤0.020	≤0.010	≤0.05	≤0.05	≤0.04	≤0.42
X52	≤0.20	≤0.45	≤1.60	≤0.020	≤0.010	≤0.10	≤0.05	≤0.04	≤0.45
X60	≤0.21	≤0.45	≤1.60	≤0.020	≤0.010	≤0.15	≤0.05	≤0.04	协议
X65	≤0.16	≤0.45	≤1.60	≤0.020	≤0.010	≤0.06	≤0.05	≤0.06	≤0.45
X70	≤0.16	≤0.45	≤1.70	≤0.020	≤0.010	≤0.06	≤0.05	≤0.06	≤0.45

Note: 1.0.015% ≤Altot< 0.06%; N 0.012% or less; Al/N 2/1 or higher; Cu 0.25% or less. Ni 0.30% or less. Cr 0.30% or less; Mo≤0.10% 2.V +Nb+Ti≤0.15 3.X60, X65, X70 As agreed Mo≤0.35% API SPEC 5L

Product Display

We believe that extensive time period partnership can be a result of top quality, price added support, loaded encounter and personal contact for Wholesale Stainless Steel Tube U Bend Tubes for Heater or Cooler Heat Exchange, Excellent excellent, competitive selling prices, prompt delivery and dependable provider are guaranteed Kindly let us know your quantity requirement under each size category so that we will inform you accordingly.
Wholesale China Steel Tube and Pipe, The quality of our merchandise is equal to OEM’s quality, because our core parts are the same with OEM supplier. The above items have passed professional certification, and we not only can produce OEM-standard items but we also accept Customized Merchandise order.