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A312/A312M TP309S S30908 Stainless Steel Pipe Tube Used In Furnace Material
Product Overview
Stainless Steel Pipe Tube A312/A312M TP309S S30908 designed for furnace applications. The 309S grade corresponds to Chinese brand 0Cr23Ni13 and offers superior corrosion and heat resistance compared to 0Cr19Ni9.
Key Features
Lower carbon variant of 309 stainless steel for improved weldability
Minimizes carbide precipitation in heat-affected zones near welds
Reduces risk of intergranular corrosion (welding erosion)
Applications
Furnace materials
Boilers and energy systems (nuclear power, thermal power, fuel cells)
Industrial furnaces and incinerators
Heating furnaces
Chemical and petrochemical industries
Chemical Composition of 309S (S30908)
Element
Min (%)
Max (%)
C
0.04
0.10
Si
-
1.00
Mn
-
2.00
Ni
9.00
12.00
P
-
0.045
S
-
0.030
Cr
17.00
19.00
Nb
-
8xC-1.10
Product Specifications
Name: Stainless Steel Seamless Pipe
Standard: A213
Material Grade: S34709
Diameter (OD): 6-830mm
Wall Thickness: 0.6mm - 60mm
Length: Up to 13 meters or as customer request
Tolerance: According to standard specifications
Surface Finishes
Natural color of annealing & pickling
180G, 320G, 400G Satin/Hairline
400G, 500G, 600G or 800G Mirror finish
Testing Methods
UT (Ultrasonic Testing)
ET (Eddy Current Testing)
HT (Hydrostatic Testing)
RT (Radiographic Testing)
Other tests according to standard or customer requirements
Product Packaging
Tensile Requirements - Stainless Steel 310S/310H
Tensile Strength: 75 KSI
Yield Strength: 30 KSI
Additional Specifications
Each pipe undergoes nondestructive electric test or hydrostatic test
Pipe lengths: NPS 1/8" to NPS 8 available up to 24ft (15-24ft range)
Finished pipes are reasonably straight with workmanlike finish
MTC: BWSS Official Original MTC paper supplied for each order
Unit Conversion Notes
10⁻⁶·K⁻¹ = 10⁻⁶/K
1 Ω·mm²/m = 1 μΩ·m
1 g/cm³ = 1 kg/dm³ = 1000 kg/m³
1 GPa = 1 kN/mm²
1 MPa = 1 N/mm²
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Distributor/Wholesaler,Agent,Importer,Exporter,Trading Company
Year Established:
1995
Total Annual:
6,000,000-8,000,000
Employee Number:
100~150
Ecer Certification：
Verified Supplier
Zheheng steel is one incorporate of manufacturer, Exporter ,consultant ,stockist company specialized in the area of stainless steel tubing , pipe fittings ,Flanges and other stainless steel grade accessories . It is one-stop-shop company ,our team have more than 20 years experience in sta... Zheheng steel is one incorporate of manufacturer, Exporter ,consultant ,stockist company specialized in the area of stainless steel tubing , pipe fittings ,Flanges and other stainless steel grade accessories . It is one-stop-shop company ,our team have more than 20 years experience in sta...
