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{"title":"439 Grade Stainless Steel Tube with Polished Surface for Automotive Exhaust","imgUrl":"https:\/\/img.chinax.com\/nimg\/a8\/18\/d5cbde294fbcdeb4df4468c7ac4a-200x200-1\/439_grade_stainless_steel_tube_with_polished_surface_for_automotive_exhaust.jpg","attrs":{"Certification":"AISI, ASTM","Minimum Order Quantity":"50","Price":"1.9","Model NO.":"439"}}
{"title":"ASTM A312 TP316L Stainless Steel Seamless Pipe 1.4404 Hollow Bar OD 90 ID 60 MM","imgUrl":"https:\/\/img.chinax.com\/nimg\/4a\/d2\/143dbc320f73e8bc1d006486d05d-200x200-1\/astm_a312_tp316l_stainless_steel_seamless_pipe_1_4404_hollow_bar_od_90_id_60_mm.jpg","attrs":{"Brand Name":"TISCO","Model Number":"316L","Place of Origin":"China","Minimum Order Quantity":"2 ton"}}
{"title":"Hollow Bar Seamless Sus316L OD45x28ID L3000 Mm ASTM A276 TP316L Stainless Steel","imgUrl":"https:\/\/img.chinax.com\/nimg\/3d\/7e\/0603fe25ae52d98aa0a97f2ce51a-200x200-1\/hollow_bar_seamless_sus316l_od45x28id_l3000_mm_astm_a276_tp316l_stainless_steel_pipe.jpg","attrs":{"Brand Name":"TSINGSHAN","Model Number":"316L","Certification":"ISO MTC","Place of Origin":"China"}}
{"title":"ASTM A790 S32750 2507 DIN1.4410 Super Duplex Steel Seamless Pipe 89*6*6000mm","imgUrl":"https:\/\/img.chinax.com\/nimg\/d9\/41\/c16534a12f03987b7de2b83b77ce-200x200-1\/astm_a790_s32750_2507_din1_4410_super_duplex_steel_seamless_pipe_89_2a6_2a6000mm.jpg","attrs":{"Brand Name":"TSINGSHAN","Model Number":"S32750 2507 DIN1.4410","Certification":"ISO MTC","Place of Origin":"China"}}
{"title":"Super Duplex 2507 Pipe And ASTM A790 S32750 Seamless Stainless Steel Pipe For","imgUrl":"https:\/\/img.chinax.com\/nimg\/d3\/cc\/6eb481fc58e5b7c64dd1ee86dbe2-200x200-1\/super_duplex_2507_pipe_and_astm_a790_s32750_seamless_stainless_steel_pipe_for_oil_and_gas_industry.jpg","attrs":{"Brand Name":"TSINGSHAN","Model Number":"S32750 2507 DIN1.4410","Certification":"ISO MTC","Place of Origin":"China"}}
{"title":"SUS314 Stainless Steel Seamless Tube Pipe 88.9x2.3x6000 mmas EN 10204 type 3.1","imgUrl":"https:\/\/img.chinax.com\/nimg\/11\/82\/16fe52c99d281bba8f8e882a8093-200x200-1\/sus314_stainless_steel_seamless_tube_pipe_88_9x2_3x6000_mmas_en_10204_type_3_1_standard_astm_a312_tp314.jpg","attrs":{"Brand Name":"TSINGSHAN","Model Number":"314 0Cr25Ni20Si2","Certification":"ISO MTC","Place of Origin":"China"}}
439 stainless steel is an enhanced ferritic material based on the standard 430 grade, with reduced carbon content and the addition of stabilizing elements like titanium. This formulation provides improved intergranular corrosion resistance, enhanced formability, and superior weldability. While its elongation is approximately 30% (lower than 304 grade), 439 stainless steel offers comparable strength and corrosion resistance, with performance characteristics that exceed those of 200 series materials.
Chemical Composition
Country
Standard
Grade
C
Si
Mn
P
S
Cr
Ni
N
Ti
USA
ASTM
439
0.03
1.00
1.00
0.04
0.03
17.0-19.0
≤0.5
≤0.04
0.2+4(C+N)-1.10
Germany
DIN
1.4510
0.05
1.00
0.00
0.04
0.015
16.0-18.0
-
-
4(C+N)-0.80
Mechanical Properties
Standard
Tensile Strength (N/m²)
Yield Strength (≤ N/m²)
Elongation (≥ %)
Hardness (≤ HV)
ASTM
≥415
205
22
180
Primary Applications
Elevator and escalator decoration panels
Architectural cladding and structural components
Automotive exhaust system components
Washing machine inner drums
Industrial Applications
Automotive exhaust systems
Catalytic converters
Mufflers and tailpipes
Agricultural equipment
Structural supports and hangers
Transformer enclosures
Furnace components
Heat exchanger tubing
Product Images
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer
Year Established:
2012
Total Annual:
500,000,000-800,000,000
Employee Number:
100~200
Ecer Certification:
Verified Supplier
Company Overview :
The company has an indoor warehouse of 5000 square meters and an open warehouse of 4000 square meters, which can fully meet the temporary turnover and phased storage of customers' steel pipe reservation.
The subordinate processing plant has 6 sets of medium frequency h... Company Overview :
The company has an indoor warehouse of 5000 square meters and an open warehouse of 4000 square meters, which can fully meet the temporary turnover and phased storage of customers' steel pipe reservation.
The subordinate processing plant has 6 sets of medium frequency h...