ASTM A335 P11 Seamless Alloy Steel Pipe

Tianjin Wanlei Steel Pipe Co., Ltd. is one of the leading manufacturers and suppliers of astm a335 p11 seamless alloy steel pipe in China, featured by quality products and low price. If you're going to wholesale durable astm a335 p11 seamless alloy steel pipe made in China, welcome to get pricelist and free sample from our factory.

 

Introduction

P11 seamless pipe is a low alloy heat resistance seamless pipe, whose chemical composition mainly includes carbon (C), silicon (Si), manganese (Mn), phosphorus (P), sulfur (S), chromium (Cr), molybdenum (Mo), etc. The addition of these alloy elements enables P11 seamless alloy steel pipes to exhibit excellent heat resistance and corrosion resistance in high temperature and high pressure environments. Its yield strength is usually above 205MPa, and its tensile strength is above 415MPa. It has good toughness and mechanical properties, and can withstand large loads, and not easy to deformation.

 

Features of P11 seamless alloy steel pipes

Excellent high-temperature and corrosion resistance: P11 seamless alloy steel pipe contain chromium and molybdenum elements, which can form a layer of dense oxidation film at a high-temperature of 600℃, not to easy to deformation in high temperature environments. In additions, the oxidation films can effectively isolate oxygen, moisture, and other corrosive media in the air, protecting the steel pipe from rust.

 

Specifications

Product name	P11 Seamless Alloy Steel Pipe
Place of origin	China
Standard	ASTM A335
Material grade	P11
Production technique	Hot rolled or Cold drawn process
Outer diameter	21.3mm-660.4mm
Wall thickness	2mm-60mm
Length	3m-12m or customized length
Processing service	Cutting, bending, etc.
Delivery condition	Heat treatment
Test	Composition analysis, mechanical properties testing, non-destructive testing, etc.

 

Chemical compositions %

Steel grade	C	Mn	P,max	S,max	Si	Cr	Mo
P11	0.05-0.15	0.30-0.60	0.025	0.025	0.50-1.00	1.00-1.50	0.44-0.65

 

Mechanical properties

Steel grade	Tensile strength,min(Mpa)	Yield strength,min(Mpa)	Elongation,min(%)
P11	415	205	30

 

Heat treatment

Steel grade	Heat treat type	Subcritical annealing or tempering temperature
P11	full or isothermal anneal or normalize and temper	650℃

 

 

Inspection

We always do our best to provide the best quality steel pipes to clients. We have a professional quality control team to control quality.

Sizes: 26.7mm*7.82mm

 

Applications

P11 seamless alloy steel pipe is widely used in various industrial fields due to its excellent mechanical properties. In the power industry, it is usually used to manufacture superheaters, reheaters and other components of high-pressure boilers, which can be used for a long time in high-temperature and high-pressure steam environments. In the petrochemical industry, P11 seamless alloy steel pipes are used to manufacture equipment such as reactors, heat exchangers, condensers, as well as pipeline systems for transporting high-temperature and high-pressure fluids and gases. In addition, P11 seamless pipes also play an important role in aerospace, nuclear energy, automotive manufacturing and other fields.

 

 

Our advantages

1. Convenient for transportation: Our factory is close to the Tianjin Port, train station, and airport. Multiple transportation methods can be offered according to clients' needs.

2. Fast delivery: After receiving your detailed requirements, we can rapidly pick up the pipes from other factories. The delivery is very fast.

3. Small order and trial order can be accepted by us.

4. High quality products: Our steel pipes come from top manufacturers and suppliers in China, and all steel pipes will be carefully inspected before delivery.

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