17cr16ni2 1.4057 X22crni17 SUS431 Stainless Steel Pipe/Tube

• Customization: Available
• After-sales Service: Lifetime Warranty
• Type: Seamless
• Model NO.: Stainless Pipe
• Technique: Forged/Hot Rolled/Cold Drawn
• Material: Carbon Steel/Alloy Steel
• Surface Treatment: Polished
• Usage: Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special Purpose
• Section Shape: Round
• Certificate: ISO, ABS, BV, CCS, Dnv, Lr, Gl, Mill Certificate
• Quality Inspection: Ut, Chemical Composition, Physical Properties/SGS
• Diameter: 1/2inch~26inch or Customized
• Connection Type: Welding, Seamless, Thread, Flange, Socket.
• Heat Treatment: Quenched, Tempered, Annealed
• Surface Require: Black, Grinding, Bright, Polish
• Transport Package: Seaworthy Packing/Wooden Box or at Client′s Requir
• Specification: Customized
• Trademark: OEM & ODM
• Origin: China
• HS Code: 7326909000
• Production Capacity: 1000 Ton/Month

Product Description

Product Description

1: 431 Steel Introduction

      431 is a martensitic stainless steel with good combination of strength and toughness.
 

2: 431 Steel Equivalent

Country	Japan	Germany	USA	China
Standard	JIS	DIN(W-Nr.)	ASTM	GB/T
Grade	SUS431	X17CrNi16-2 / 1.4057	431	17Cr16Ni2

 

3: 431 Steel Chemical Composition

Grade	C	Si≤	Mn	P≤	S≤	Cr	Ni
431	0.20	1.00	1.00	0.04	0.03	15.0-17.0	1.25-1.50
SUS431	0.11-0.17	0.80	0.80	0.035	0.03	16.0-18.0	1.50-2.50
X17CrNi16-2 / 1.4057	0.12-0.22	1.00	1.50	0.04	0.03	15.0-17.0	1.50-2.50

 

4: 431 Steel Mechanical Properties

    The mechanical properties mainly include tensile strength, yield strength, elongation, area or reduction, hardness, impact value, non-metalic inclusion etc. Different heat treatment, the mechanical properties will be different, such as annealed, Solid Solution. If you want to know the properties, kindly contact the salesman.
 

Overviews
Our company mainly work on stainless steel pipe and tube, plate and sheet, rod and bar,
Material covered with Austenitic stainless steel, Ferritic steel, Nickel, Nickel based alloy, Inconel alloy, Incoloy, Hastelloy, high temperature resist alloy ,tubo de acero sin costura ,бесшовная стальная труба
Type of pipe and tube both in seamless and weld, according to final surface finished they can be classify into A&P(annealing and pickling) finished, BA(bright annealing) finished, EP(electropolishing electrolytic polishing),MP(mechanical polishing)
High-grade roughness for EP electropolishing tube, within 0.4um (micron) for outside/outer surface, within 0.2um (micron) for inside/inner surface
Detail of covered material/Grade
300 series austenitic: 304 304/304L 304H 30432(super 304H)321 321H 316 316L 316/316L 316H 317 317L 317LN 347 347H 310S 310H 310 314 S30815(253MA)
Duplex Grade and super duplex grade: 31803 UNS S31803 32205 2205 UNS S32205 32304 UNS S32304
Super duplex: 2507 32750 UNS S32750 32760 UNS S32760
Super austenitic: AL6XN N08367 N08904 904 904L S31254(254SMO)
Ferritic/Ferrite and Martensitic/Martensite 400 series: 405 410 430 409 439 429 430Ti
Nickel and Nickel alloy series:
Inconel: Inconel 600 N06600 Inconel 601 N06601 Inconel 625 N06625 Inconel 690 N06690
Hastelloy : Hastelloy B3 N10675 Hastelloy C 276 N10276 Hastelloy C 22 N06022 Hastelloy G35 N06035 Hastelloy G30 N06030
Monel: Monel 400 N04400
Incoloy: Incoloy800 N08800 800 Incoloy800H 800H N08811 Incoloy825 825 N08825 N08810 8810 Incoloy718 N07718 GH4169
Aolloy: Alloy 20 N08020 incoloy 20 Alloy 28 N08028 inc oloy 28 Alloy 31 N08031 incoloy 31
Nickel: N02200 Ni200  N02201 Ni 201
product purpose:
Stainless steel pipe is a kind of hollow long round steel and economical cross-section steel, which is widely used in life decoration and industry ,building material,food processing, storage and transportation,Plate heat exchangers, bellows, household products , auto parts , medical appliances, building materials, chemicals, food industry, agriculture, ship parts, industrial transmission pipelines and mechanical structural parts such as petroleum, chemical, medical, food, light industry, mechanical instruments,manufacture mechanical parts, engineering structures etc.
Duplex steel and super duplex steel is the most widely used chromium-nickel stainless steel.It has good corrosion resistance, heat resistance, low temperature strength and mechanical properties;Stainless steel 304 is suitable for indoor and outdoor decoration, building components, stair support Hands and railings, chemical equipment, oil pipelines and storage tanks, food processing equipment, kitchenware and medical instruments, automotive parts, aircraft structures and aerospace components, electronic equipment, power engineering, textiles,Industrial and Marine engineering

Stainless Steel Surface

Surface Finish	Definition	Application
2B	Those finished, after cold rolling, by heat treatment, pickling or other equivalent treatment and lastly by cold rolling to given appropriate luster.	Medical equipment, Food industry, Construction material, Kitchen utensils.
BA	Those processed with bright heat treatment after cold rolling.	Kitchen utensils, Electric equipment, Building construction.
NO.3	Those finished by polishing with No.100 to No.120 abrasives specified in JIS R6001.	Kitchen utensils, Building construction.
NO.4	Those finished by polishing with No.150 to No.180 abrasives specified in JIS R6001.	Kitchen utensils, Building construction, Medical equipment.
HL	Those finished polishing so as to give continuous polishing streaks by using abrasive of suitable grain size.	Building Construction.
NO.1	The surface finished by heat treatment and pickling or processes corresponding there to after hot rolling.	Chemical tank, pipe.

 

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