AISI 4140 Steel Hollow Bar Hollow Bar St52 Seamless Steel Pipe
Discover high-quality AISI 4140 Steel Hollow Bar and St52 Seamless Steel Pipe at our factory. We offer durable and reliable products for your industrial needs.
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PRODUCTS DETAILS

Product Description

Please contact us for the specific model and size, and we will give you the best price

Specification

 & Material

Carbon Steel

ASTM A519 Standard

MT1010, MT1020, 1008, 1010, 1018, 1020, 1025, 1030, 1045, 1518

JIS G3445 Standard

STKM11A  STKM12A  STKM12B  STKM12C   STKM13A  STKM13B   STKM13C   STKM14A  STKM14B  STKM14C  STKM15A  STKM15C   STKM16A  STKM16C   STKM17A   STKM17C  STKM18A  STKM18B  STKM18C   STKM19A  STKM19C  STKM20A

JIS G3473 Standard

STC370, STC440, STC510A, STC510, STC540, STC590A, STC590B

DIN 2391 Standard

St 35, St45, St52

EN 10297-1 Standard

E235, E275, E315, E355, E470

EN 10305-1 Standard

E215, E235, E355

EN 10305-4 Standard

E215, E235, E355

BS 6323-3 Standard

HFS 3, HFS 4, HFS 5, HFS 8

NF A49-311

TU 37-b, TU 52-b, TU 56-b, TU XC35

Alloy Steel

ASTM A519 Standard

1345, 3140, 4130, 4135, 4140, 4150, 4320, 4340, 5120, 5130

JIS G3429 Standard

STH11, 12 STH21, 122 STH31

JIS G3441 Standard

SCR420TK, SCM415TK, SCM418TK, SCM420TK, SCM430TK, SCM440TK

Stainless Steel

ASTM A511 Standard

 MT304, MT304L, MT310S, MT316, MT316L, MT317, MT321, MT347,   MT403, MT410, MT431

ISO Standard

NACE MR-0175

 

 

Size

 

Size Range

Tolerance

OD

6-325mm

-0.035 -- +0.045mm

ID

2-250mm

±0.035mm

WT

1-32mm

depends on sizes

Length

 random or fixed length

+0-3.5mm

Straightness

0.15:1000, 0.4:1000, 0.5:1000 1:1000 or customized

Surface Roughness

Ra 0.02-0.4μm

Product Description
AISI 4140 Steel Hollow Bar Hollow Bar St52 Seamless Steel PipeAISI 4140 Steel Hollow Bar Hollow Bar St52 Seamless Steel PipeAISI 4140 Steel Hollow Bar Hollow Bar St52 Seamless Steel PipeAISI 4140 Steel Hollow Bar Hollow Bar St52 Seamless Steel PipeAISI 4140 Steel Hollow Bar Hollow Bar St52 Seamless Steel PipeAISI 4140 Steel Hollow Bar Hollow Bar St52 Seamless Steel PipeProduction Process
AISI 4140 Steel Hollow Bar Hollow Bar St52 Seamless Steel PipeTube Inspections
AISI 4140 Steel Hollow Bar Hollow Bar St52 Seamless Steel Pipe
AISI 4140 Steel Hollow Bar Hollow Bar St52 Seamless Steel Pipe
To guarantee the quality ,the tube will make complete testing 
Strengthen the inspection of products in each production stage, equipped with complete testing equipment:
non-destructive eddy current testing, high pressure resistance testing machine, universal mechanical tensile testing machine, bending flattening flares testing machine, cleanliness analyzer, metal element analyzer, etc. Meet the mechanical properties of products, process performance test, provide a powerful guarantee for qualified products .
Warehouse

AISI 4140 Steel Hollow Bar Hollow Bar St52 Seamless Steel Pipe
AISI 4140 Steel Hollow Bar Hollow Bar St52 Seamless Steel PipePacking & Delivery
AISI 4140 Steel Hollow Bar Hollow Bar St52 Seamless Steel Pipe
Normal Packing :steel belt +plastic bag+woven bag .
we can customized packing according your request ,like wooden case packing and steel frame packing
 


 

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