• A269 304L Seamless Stainless Steel Boiler Heat Exchanger Tube
  • A269 304L Seamless Stainless Steel Boiler Heat Exchanger Tube

A269 304L Seamless Stainless Steel Boiler Heat Exchanger Tube

Type: Stainless Steel Pipes
Standard: ASTM, AISI, GB, JIS, DIN, EN
Grade: 300 Series
Certification: ISO, GB
Shape: Round
Technique: Cold Dranw
Customization:

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Basic Info.

Model NO.
EM-304L
Surface Treatment
Pickling
Thickness
5s-Xxs
Od
1/8" - 24"
Production Way
Cold Drawn/ Hot Rolled/ Cold Rolled
Transport Package
in Bundles or Wooden Case
Specification
1/8" - 24"
Trademark
Kingmetal
Origin
China
HS Code
73044190
Production Capacity
20000 Ton/Year

Product Description

Kingmetal steel industry Co., Ltd is a subsidiary of Kingmetal Group. We are a professional pipe manufacturer, specialized in stainless steel seamless pipe, stainless steel welded pipe, stainless steel pipe fitting, and also are capable to supply sheet, plate, bar, fastener, flange in all stainless steel grade with competitive price and excellent quality. 
 
Products are exported to more than 50 Countries and Areas in last 26 years. Including Europe, America, Russia, South Korea, South Africa, Middle East, Taiwan, Chile, Peru, Brazil and so on. 
 
Existing testing equipment include PMI Chemical Testing, Ultrasonic Detector test deceive, Eddy Current Inspection decieve, Universal Testing Machine and Hardness Tester. Chemical composition, mechanical property are 100% guaranteed. 
 
StandardsASTM 249/ 269 DIN17457 EN10216
SpecificationOD:6mm-1219mm,WT:0.5-30mm, Length: Max. 20meters
MaterialTP304, TP304H, TP304LN, TP304L,TP310/S, TP316L, TP316H,TP316/316L,TP317L,TP321/321H,TP347,S31803,2205,2507,ect
Process method ERW,TIG
Surface finish  Annealed & Pickled /Bright Annealed,Polished
ApplicationsFor fluid and gas transport, structure and Machining, heat exchanger, boiler
PackingSeaworthy Wooden Cases / Steel Framed Cases / Bundle
MarkingAll tubes are marked as follows: SPEZILLA. Standard, Grade, OD, Thickness, Length, Heat No. (Or according to the customer's request. )
MaterialASTM A249  Chemical Composition % Max
CMnPSSiCrNiMoN BNbTi
TP3040.0820.0450.03118.0-20.08.0-11.0^^^ .^
TP304L0.03520.0450.03118.0-20.08.0-12.0^^^^
TP3160.0820.0450.03116.0-18.010.0-14.02.00-3.00^^^
TP316L0.035 D20.0450.03116.0-18.010.0-15.02.00-3.00^^^
TP3210.0820.0450.03117.0-19.09.0-12.0^^^5C -0.70
TP3470.0820.0450.03117.0-19.09.0-12.0  10C -1.10^
 
MaterialHeat treatmentTemperure F (C) Min.Hardness
BrinellRockwell
TP304Solution1900 (1040)192HBW/200HV90HRB
TP304LSolution1900 (1040)192HBW/200HV90HRB
TP316Solution1900(1040)192HBW/200HV90HRB
TP316LSolution1900(1040)192HBW/200HV90HRB
TP321Solution1900(1040) F192HBW/200HV90HRB
TP347Solution1900(1040)192HBW/200HV90HRB
OD, inchOD Tolerance inch(mm)WT Tolerance %Length Tolernace inch(mm) 
+- 
≤ 1 / 2± 0.005 ( 0.13 )± 151 / 8  ( 3.2 )0 
> 1 / 2 ~1 1 / 2± 0.005(0.13)± 101 / 8 (3.2)0 
> 1 1 / 2 ~< 3 1 / 2± 0.010(0.25)± 103 / 16 (4.8)0 
> 3 1 / 2 ~< 5 1 / 2± 0.015(0.38)± 103 / 16 (4.8)0 
> 5 1 / 2 ~< 8± 0.030(0.76)± 103 / 16 (4.8)0 
8~< 12± 0.040(1.01)± 103 / 16 (4.8)0 
12~< 14± 0.050(1.26)± 103 / 16 (4.8)0 
 

 

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Type of Ownership
Limited Company
Management System Certification
ISO 9001, ISO 9000, ISO 14001, ISO 14000